Yak-List Digest Archive

Mon 07/24/06


Total Messages Posted: 23



Today's Message Index:
----------------------
 
     1. 07:51 AM - Yak-50 Radio (Richard Goode)
     2. 07:51 AM - Shipping Yaks (Richard Goode)
     3. 07:51 AM - Re: Acro in a CJ (Jay Land)
     4. 07:51 AM - Acro in a CJ (Richard Goode)
     5. 08:00 AM - Re: Oil Temperature & Oil Cooler (doug sapp)
     6. 08:47 AM - Re: Acro in a CJ (Joe Nygard)
     7. 08:56 AM - Re: Acro in a CJ (Hans Oortman)
     8. 08:57 AM - Re: Acro in a CJ (Hans Oortman)
     9. 09:27 AM - Re: Acro in a CJ (Richard Goode)
    10. 10:25 AM - Re: yak 50 landings and Russian radio (Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E)
    11. 10:29 AM - Re: M14P Air Pump. (Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E)
    12. 10:37 AM - Re: M14P Air Pump. (Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E)
    13. 10:43 AM - Re: Yak-50 Radio (Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E)
    14. 11:31 AM - Re: Yak-50 Radio (Roger Kemp)
    15. 01:12 PM - Re: yak 50 landings and Russian radio (Jan Mevis)
    16. 01:36 PM - ??? (Larry Pine)
    17. 01:52 PM - Fuel indicator probs (Jerome van der Schaar)
    18. 02:50 PM - Re: ??? (doug sapp)
    19. 03:12 PM - Re: ??? (Larry Pine)
    20. 04:52 PM - Re: ??? (doug sapp)
    21. 09:06 PM - Re: ??? (lou dakos)
    22. 09:32 PM - Re: ??? (Larry Pine)
    23. 10:00 PM - Oil Cooler (Paul)
 
 
 


Message 1


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    Time: 07:51:43 AM PST US
    From: "Richard Goode" <richard.goode@russianaeros.com>
    Subject: Yak-50 Radio
    That is the absolutely standard radio fitted to many Yak-50s. It is a sing le unit and is called a Ziablik.=0A =0A If anyone would like to see drawings of the fixed-gear (and spats) and bubb le-canopy versions, let us know and we will send you them.=0A =0A Richard Goode =0A =0A Richard Goode Aerobatics=0A Rhodds Farm=0A Lyonshall=0A Herefordshire=0A HR5 3LW=0A United Kingdom=0A =0A Tel: +44 (0) 1544 340120=0A Mob: +44 (0) 7768 610389=0A Fax: +44 (0) 1544 340129=0A www.russianaeros.com=0A =0A --------------------------------------------------------------------------- --=0A This message has been scanned for viruses and=0A dangerous content by the http://www.invictawiz.com=0A MailScanner, and is believed to be clean.=0A --------------------------------------------------------------------------- --=0A =0A


    Message 2


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    Time: 07:51:49 AM PST US
    From: "Richard Goode" <richard.goode@russianaeros.com>
    Subject: Shipping Yaks
    Dear Hans=0A =0A =0A =0A We know a lot about this ' having shipped some 80 aircraft in containers around the world.=0A =0A =0A =0A The actual shipping costs are relatively low ' today probably less than U S$4,000 across the Atlantic. =0A =0A =0A =0A However the real cost is in disassembling the aeroplane, making really good jigs to support the wings; getting =91transport undercarriage=92 to suppor t the fuselage; packing the entire lot really securely in a container. =0A =0A =0A =0A This needs to be done in a way that if the container is turned upside down, the aircraft doesn=92t move!=0A =0A =0A =0A You then have a variety of other costs such as loading the container on to a truck; port charges; harbour dues; unloading in Europe; trucking; customs clearance etc etc.=0A =0A =0A =0A Then of course you have reassembly and paperwork. We always say in round t erms it costs US$10,000 but it obviously depends.=0A =0A =0A =0A I hope this helps.=0A =0A =0A =0A Best regards=0A =0A Richard=0A =0A Richard Goode Aerobatics=0A Rhodds Farm=0A Lyonshall=0A Herefordshire=0A HR5 3LW=0A United Kingdom=0A =0A Tel: +44 (0) 1544 340120=0A Mob: +44 (0) 7768 610389=0A Fax: +44 (0) 1544 340129=0A www.russianaeros.com=0A =0A --------------------------------------------------------------------------- --=0A This message has been scanned for viruses and=0A dangerous content by the http://www.invictawiz.com=0A MailScanner, and is believed to be clean.=0A --------------------------------------------------------------------------- --=0A =0A


    Message 3


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    Time: 07:51:49 AM PST US
    From: "Jay Land" <jland@popeandland.com>
    Subject: Acro in a CJ
    I use 120 for rolls, 160 for loops (mph) -----Original Message----- Sent: Sat 7/22/2006 11:17 PM --> Yak-List message posted by: Walt Murphy <waltmurphy@charter.net> A friend who instructs in T-34's and T-6's is willing to trade a little acro instruction ( my airplane ) for some A&P time on his airplane. The question I have is could someone give me normal entry speeds for loops , rolls etc, only interested in pretty mild maneuvers just positive G entry level stuff. Any input would be most appreciated, thanks , Walt Oh.. almost forgot.... how much oil should I limit the engine to ( to keep the airplane from getting really messy? ) ========================= ========== ========================= ========== ========================= ========== ========================= ==========


    Message 4


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    Time: 07:51:49 AM PST US
    From: "Richard Goode" <richard.goode@russianaeros.com>
    Subject: Acro in a CJ
    In response to Walt Murphy's message - am I alone in thinking that it is ex traordinary to seek aerobatic instruction from someone who has no experienc e of that type of aircraft?=0A =0A I know nothing about CJs, but a Yak-52 customer of ours to whom we had intr oduced a very experienced 52 aerobatic instructor, chose, for good practica l reasons at the time, to get instruction from a superb pilot, BUT with, it now seems, no experience on the 52.=0A =0A They decided to practice flat spins and spun-in.=0A =0A No aircraft problem - simply no experience on type!=0A =0A Richard Goode =0A =0A Richard Goode Aerobatics=0A Rhodds Farm=0A Lyonshall=0A Herefordshire=0A HR5 3LW=0A United Kingdom=0A =0A Tel: +44 (0) 1544 340120=0A Mob: +44 (0) 7768 610389=0A Fax: +44 (0) 1544 340129=0A www.russianaeros.com=0A =0A --------------------------------------------------------------------------- --=0A This message has been scanned for viruses and=0A dangerous content by the http://www.invictawiz.com=0A MailScanner, and is believed to be clean.=0A --------------------------------------------------------------------------- --=0A =0A


    Message 5


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    Time: 08:00:18 AM PST US
    From: "doug sapp" <rvfltd@televar.com>
    Subject: Oil Temperature & Oil Cooler
    --> Yak-List message posted by: "doug sapp" <rvfltd@televar.com> Elmar, Yes, Your temps seem high. Check you log book, if you have never had your oil cooler flushed you should have it done. I have factory new coolers but it is much lower cost to just have yours flushed out unless you want to do an exchange for a new one which will get you back in the air a bit faster than waiting for the cooler to be returned. And no the 52 cooler will not fit the CJ. Contact me off list with your reply. Always Yakin, Doug Sapp -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of tamara_b@telus.net Sent: Sunday, July 23, 2006 8:20 PM --> Yak-List message posted by: tamara_b@telus.net I have 2 questions, every constructive contribution is much appreciated: 1) the OAT is during the day around 30 to 35 Celsius and my oil temperature in my CJ goes up to 85 Celsius and the scavenge temp. around 125 Celsius. Is that normal due the time of the year or do I need a new oil cooler (or have the old one steam-flushed)? 2) does the YAK 52 oil cooler fit in a CJ? Thank you in advance. cheers Elmar


    Message 6


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    Time: 08:47:46 AM PST US
    From: "Joe Nygard" <jnygard@cisco.com>
    Subject: Acro in a CJ
    spun in, as in into the ground? _____ [mailto:owner-yak-list-server@matronics.com] On Behalf Of Richard Goode Sent: Monday, July 24, 2006 10:48 AM In response to Walt Murphy's message - am I alone in thinking that it is extraordinary to seek aerobatic instruction from someone who has no experience of that type of aircraft? I know nothing about CJs, but a Yak-52 customer of ours to whom we had introduced a very experienced 52 aerobatic instructor, chose, for good practical reasons at the time, to get instruction from a superb pilot, BUT with, it now seems, no experience on the 52. They decided to practice flat spins and spun-in. No aircraft problem - simply no experience on type! Richard Goode Richard Goode Aerobatics Rhodds Farm Lyonshall Herefordshire HR5 3LW United Kingdom Tel: +44 (0) 1544 340120 Mob: +44 (0) 7768 610389 Fax: +44 (0) 1544 340129 www.russianaeros.com ---------------------------------------------------------------------------- - This message has been scanned for viruses and dangerous content by http://www.invictawiz.com and is believed to be clean. ---------------------------------------------------------------------------- -


    Message 7


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    Time: 08:56:48 AM PST US
    From: "Hans Oortman" <pa3arw@euronet.nl>
    Subject: Acro in a CJ
    Guys, I still remember the day that that happened, lousy weather, low cloud base and they started a flat spin way too low..not very smart.. I agree with Richard, if you wanna do aerobatics with full power verticals, get a guy who has a lot of experience on type.. The case where Richard refers to was(!) somebody with NO experience at all on the Yak52. Hans Dutch Yak Dude -----Original Message----- [mailto:owner-yak-list-server@matronics.com] On Behalf Of Richard Goode Sent: maandag 24 juli 2006 16:48 In response to Walt Murphy's message - am I alone in thinking that it is extraordinary to seek aerobatic instruction from someone who has no experience of that type of aircraft? I know nothing about CJs, but a Yak-52 customer of ours to whom we had introduced a very experienced 52 aerobatic instructor, chose, for good practical reasons at the time, to get instruction from a superb pilot, BUT with, it now seems, no experience on the 52. They decided to practice flat spins and spun-in. No aircraft problem - simply no experience on type! Richard Goode Richard Goode Aerobatics Rhodds Farm Lyonshall Herefordshire HR5 3LW United Kingdom Tel: +44 (0) 1544 340120 Mob: +44 (0) 7768 610389 Fax: +44 (0) 1544 340129 www.russianaeros.com ------------------------------------------------------------------------- --- - This message has been scanned for viruses and dangerous content by http://www.invictawiz.com and is believed to be clean. ------------------------------------------------------------------------- --- -


    Message 8


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    Time: 08:57:00 AM PST US
    From: "Hans Oortman" <pa3arw@euronet.nl>
    Subject: Acro in a CJ
    Yes, they were both killed at impact. Hans Dutch Yak Dude -----Original Message----- [mailto:owner-yak-list-server@matronics.com] On Behalf Of Joe Nygard Sent: maandag 24 juli 2006 17:47 spun in, as in into the ground? _____ [mailto:owner-yak-list-server@matronics.com] On Behalf Of Richard Goode Sent: Monday, July 24, 2006 10:48 AM In response to Walt Murphy's message - am I alone in thinking that it is extraordinary to seek aerobatic instruction from someone who has no experience of that type of aircraft? I know nothing about CJs, but a Yak-52 customer of ours to whom we had introduced a very experienced 52 aerobatic instructor, chose, for good practical reasons at the time, to get instruction from a superb pilot, BUT with, it now seems, no experience on the 52. They decided to practice flat spins and spun-in. No aircraft problem - simply no experience on type! Richard Goode Richard Goode Aerobatics Rhodds Farm Lyonshall Herefordshire HR5 3LW United Kingdom Tel: +44 (0) 1544 340120 Mob: +44 (0) 7768 610389 Fax: +44 (0) 1544 340129 www.russianaeros.com ------------------------------------------------------------------------- --- - This message has been scanned for viruses and dangerous content by http://www.invictawiz.com and is believed to be clean. ------------------------------------------------------------------------- --- -


    Message 9


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    Time: 09:27:18 AM PST US
    From: "Richard Goode" <richard.goode@russianaeros.com>
    Subject: Re: Acro in a CJ
    Yes, both killed. A completely unnecessary tragedy. Richard Goode Aerobatics Rhodds Farm Lyonshall Hereford HR5 3LW United Kingdom Tel: +44 (0) 1544 340120 Fax: +44 (0) 1544 340129 www.russianaeros.com ----- Original Message ----- From: Joe Nygard To: yak-list@matronics.com Sent: Monday, July 24, 2006 4:47 PM Subject: RE: Yak-List: Acro in a CJ spun in, as in into the ground? ------------------------------------------------------------------------- ----- From: owner-yak-list-server@matronics.com [mailto:owner-yak-list-server@matronics.com] On Behalf Of Richard Goode Sent: Monday, July 24, 2006 10:48 AM To: YAK USA LIST Subject: Yak-List: Acro in a CJ In response to Walt Murphy's message - am I alone in thinking that it is extraordinary to seek aerobatic instruction from someone who has no experience of that type of aircraft? I know nothing about CJs, but a Yak-52 customer of ours to whom we had introduced a very experienced 52 aerobatic instructor, chose, for good practical reasons at the time, to get instruction from a superb pilot, BUT with, it now seems, no experience on the 52. They decided to practice flat spins and spun-in. No aircraft problem - simply no experience on type! Richard Goode Richard Goode Aerobatics Rhodds Farm Lyonshall Herefordshire HR5 3LW United Kingdom Tel: +44 (0) 1544 340120 Mob: +44 (0) 7768 610389 Fax: +44 (0) 1544 340129 www.russianaeros.com ------------------------------------------------------------------------- ---- This message has been scanned for viruses and dangerous content by http://www.invictawiz.com and is believed to be clean. ------------------------------------------------------------------------- ---- ------------------------------------------------------------------------- ---- This message has been scanned for viruses and dangerous content by http://www.invictawiz.com and is believed to be clean. ------------------------------------------------------------------------- ----


    Message 10


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    Time: 10:25:52 AM PST US
    From: "Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E" <mark.bitterlich@navy.mil>
    Subject: yak 50 landings and Russian radio
    Ok Jan, I have shown the picture to everyone I can think of and no one has seen one like it ... yet. I still have to ask Sergei Boriak and Vladimir Yastremski. Mark p.s. The rust on the antenna is no big deal.... but something wrong in the coax or a connector sure as heck would be. You really need to use an inline wattmeter. -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of Jan Mevis Sent: Saturday, July 22, 2006 3:48 Thanks for the recommendations, Mark! I'll check the antenna cable and the antenna. The antenna is quite oxidated. The Yak 50 is the 80-1807 used for 120 hours from september 1981 until september 1983 in St Petersburg. Then it was stored and in 2002 overhauled in the Shakthy factory. I am the second owner since. The former owner, a Swedish pilot, never changed a bit on the plane. In total the plane has 195 hours. Jan _____ [mailto:owner-yak-list-server@matronics.com] On Behalf Of Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E Sent: zaterdag 22 juli 2006 1:01 OH BOY! I have never, EVER seen anything like THAT! You've sprung a new one on me! What year is your YAK-50? I have a 1974 Yak and a 1985 Yak, and NEITHER of them have anything that looks like that! Is the thing I am looking at in your cockpit the actual RADIO? Or is it just a control head with the actual radio being located someplace else? WOW... looks like something brand new that no one else has! I have seen all the YAK-52 models too, and again.. NOTHING like that. I would not worry about replacing that radio with something else that is not "stock" because what you have in there now was never "stock" in a YAK-50 that I have ever seen or heard about.... and I have sat in about 10 or so YAK-50's. I have some Russian friends... I will show the picture to them and see what they say. Never-the-less, the recommendations I made about how to check the radio are still accurate. Wow.... something NEW! Take care, and good luck... I'll be glad to help if I can! Mark -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of Jan Mevis Sent: Friday, July 21, 2006 18:15 Mark, Here's a picture of the cockpit : everything in Russian as it came out of the Shakthy factory in 2002. The radio has five knobs : two radio buttons for the frequency (only 50 kHz separated); a volumeknob (bottom) and the two toggle buttons. My plane is in a hangar 100 miles from my home. I"ll try to have more data asap. But thanks for your answer ! Jan _____ [mailto:mark.bitterlich@navy.mil] Sent: vrijdag 21 juli 2006 20:05 Jan's, I have two YAK-50's... one that is wrecked and is just used for parts, the other I flew. I am also an Avionics Rep for the Marine Corps and have done some repair on the Russian radios. Your description of the two toggle buttons confuses me. There are two adjustments on the front of the radio in a YAK-52, but not that I can remember on the YAK-50 radios. Can you describe the radio that you have? Is it all one piece? Is there a control head with a remote R/T ??? All of the radios I have dealt with have at least 5 watts of output power. That's unmodulated carrier power. Peak envelope power is of course about 4 times that. There are a few models that put out even more power than that! Regardless, with a good 5 watts, and a good antenna... I usually can achieve ranges over 80 miles. Before I would suspect the radio as being bad, I would pay particular attention to the coax line and the antenna. You need to borrow a good in-line wattmeter and make some checks on forward and reflected power, measured at the antenna AND at the back of the radio R/T itself. Anyway, try to tell me more about what you have if you can. Best Regards, Mark Bitterlich -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of Jan Mevis Sent: Friday, July 21, 2006 6:40 Hi guys, I've got a Yak 50, Russian registered with the original radio. This radio works fine but seems to have a very limited emission range (a few miles).Does anyone of you knows how it works ? There are two toggle buttons. The left one is for noise suppression, but I can't figure out what the right one is for (it has the Russian word for "net" marked on it). Since I'd liked to keep the plane as original as possible, I want to keep the radio and want to try boosting the emission power. About the landings, it is indeed special. I only had some fifty hours on Pitts for tailwheel experience, but you certainly can't land it like the Pitts. The Pitts is tailwheel-first. With the Yak 50 I always aim at doing threewheelers and indeed somewhat slower than 150 km/h : about 130, 135 but with a little bit of power as in a precautionary landing. I must admit that I avoid flying with a lot of crosswind. I keep doing touch and go's in order to improve my landings (on a grass strip). Fortunately the Yak 50 won't groundloop as easy as the Pitts (I think). Before flying the 50, I performed some landings from the back seat of a 52 but the lessons on the 52 were particularly helpful to learn about the Russian technology, more than about the landings. So I agree with the others : try to get some tailwheel experience before flying the Yak 50, not because it 's so difficult to land, but because you're alone up there. Jan Mevis


    Message 11


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    Time: 10:29:56 AM PST US
    From: "Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E" <mark.bitterlich@navy.mil>
    Subject: M14P Air Pump.
    Scott, excuse me for butting my nose into your business, but I do so only with your best interests in mind. 9 times out of 10, every single person that has thought that they had a bad air compressor ... ended up NOT having a bad air compressor. May I respectfully ask you what has made you come to the conclusion that yours is bad? The ones that I have yanked out that were bad... one has a broken shaft and the other had stripped threads on the banjo fitting. As for how to pull them, I have swivel sockets that work well... other than that, it is usually just a pain in the tail but do-able. Mark Bitterlich -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of MajorGoofinoff@aol.com Sent: Saturday, July 22, 2006 12:38 Time to change out the air pump. Anyone got good info on tips and techniques to get that bad boy off? Scott Yak52.


    Message 12


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    Time: 10:37:23 AM PST US
    From: "Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E" <mark.bitterlich@navy.mil>
    Subject: M14P Air Pump.
    Dennis has this down to a science as usual. One of the things I have done is to apply compressed air BACKWARDS. I take the line coming from the compressor to the snot valve OFF. I then attach a fitting to that line and apply a few hundred PSI of air backwards.,... towards the compressor pump. I raise the pressure very slowly and listen for leaks. 9 times out of 10, I'll find one someplace. Dennis has already listed most of the normal places... banjo, check valve, etc. The line itself... the one with the loop in it, is also highly suspect. If that indeed is what is bad, call Doug Sapp for a much better replacement. Mark Bitterlich -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of A. Dennis Savarese Sent: Sunday, July 23, 2006 12:32 If you remove the entire output check valve, put your thumb over the hole and have someone rotate the prop, the compressor should "push" your thumb off the hole. If it does not, then either the sheer coupling or compressor itself is bad. Also while you have the output check valve out, make sure the little "piston" moves freely up and down. It is spring loaded. If the compressor does move your finger off the hole while rotating the prop, make sure the output check valve is working properly. Many, many times the little piston is carboned up and no longer opens. It this is the case, you will not charge your air system. A carboned up output check valve may also cause the sheer coupling to sheer due to backpressure. If both are OK (compressor and output check valve, check the pop-off valve and make sure it is working properly. Dennis ----- Original Message ----- Sent: Sunday, July 23, 2006 9:45 AM Don't know yet. Just getting ready to investigate the problem. Only thing I have check so far is the banjo fitting for leaks. Scott. In a message dated 7/22/2006 1:54:31 PM Central Standard Time, rvfltd@televar.com writes: Scott, what has failed? The drive/pin or the pump? Always Yakin, Doug Sapp -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of MajorGoofinoff@aol.com Sent: Saturday, July 22, 2006 9:38 AM Time to change out the air pump. Anyone got good info on tips and techniques to get that bad boy off? Scott Yak52.


    Message 13


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    Time: 10:43:39 AM PST US
    From: "Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E" <mark.bitterlich@navy.mil>
    Subject: Yak-50 Radio
    Thanks for the info Richard. That makes three different radios that were now standard on the 50. Have you got Maint. manuals on this thing? Mark Bitterlich -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of Richard Goode Sent: Monday, July 24, 2006 10:51 That is the absolutely standard radio fitted to many Yak-50s. It is a single unit and is called a Ziablik. If anyone would like to see drawings of the fixed-gear (and spats) and bubble-canopy versions, let us know and we will send you them. Richard Goode Richard Goode Aerobatics Rhodds Farm Lyonshall Herefordshire HR5 3LW United Kingdom Tel: +44 (0) 1544 340120 Mob: +44 (0) 7768 610389 Fax: +44 (0) 1544 340129 www.russianaeros.com ------------------------------------------------------------------------- ---- This message has been scanned for viruses and dangerous content by http://www.invictawiz.com and is believed to be clean. ------------------------------------------------------------------------- ----


    Message 14


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    Time: 11:31:15 AM PST US
    From: "Roger Kemp" <viperdoc@mindspring.com>
    Subject: Yak-50 Radio
    Richard, Please send those pictures. I have a talk to give in Sept on the 50 for our QB chapter meeting. Would love to have some pictures of the early 50 with a bubble canopy. To bad they chose not to make that canopy. Doc Kemp ----- Original Message ----- Sent: 7/24/2006 10:11:29 AM That is the absolutely standard radio fitted to many Yak-50s. It is a single unit and is called a Ziablik. If anyone would like to see drawings of the fixed-gear (and spats) and bubble-canopy versions, let us know and we will send you them. Richard Goode Richard Goode Aerobatics Rhodds Farm Lyonshall Herefordshire HR5 3LW United Kingdom Tel: +44 (0) 1544 340120 Mob: +44 (0) 7768 610389 Fax: +44 (0) 1544 340129 www.russianaeros.com ----------------------------------------------------------------------------- This message has been scanned for viruses and dangerous content by http://www.invictawiz.com and is believed to be clean. -----------------------------------------------------------------------------


    Message 15


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    Time: 01:12:50 PM PST US
    From: "Jan Mevis" <jan.mevis@informavia.be>
    Subject: yak 50 landings and Russian radio
    Thanks to all of you for the info about the radio. This list really works !!!! So it's a standard Ziablik (thanks Richard). Since the radio is working fine but with a low output, I'll follow Mark's advise and check the power with a Wattmeter. Jan _____ [mailto:owner-yak-list-server@matronics.com] On Behalf Of Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E Sent: maandag 24 juli 2006 19:24 Ok Jan, I have shown the picture to everyone I can think of and no one has seen one like it ... yet. I still have to ask Sergei Boriak and Vladimir Yastremski. Mark p.s. The rust on the antenna is no big deal.... but something wrong in the coax or a connector sure as heck would be. You really need to use an inline wattmeter. -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of Jan Mevis Sent: Saturday, July 22, 2006 3:48 Thanks for the recommendations, Mark! I'll check the antenna cable and the antenna. The antenna is quite oxidated. The Yak 50 is the 80-1807 used for 120 hours from september 1981 until september 1983 in St Petersburg. Then it was stored and in 2002 overhauled in the Shakthy factory. I am the second owner since. The former owner, a Swedish pilot, never changed a bit on the plane. In total the plane has 195 hours. Jan _____ [mailto:owner-yak-list-server@matronics.com] On Behalf Of Bitterlich, Mark G CIV Det Cherry Point, MALS-14 64E Sent: zaterdag 22 juli 2006 1:01 OH BOY! I have never, EVER seen anything like THAT! You've sprung a new one on me! What year is your YAK-50? I have a 1974 Yak and a 1985 Yak, and NEITHER of them have anything that looks like that! Is the thing I am looking at in your cockpit the actual RADIO? Or is it just a control head with the actual radio being located someplace else? WOW... looks like something brand new that no one else has! I have seen all the YAK-52 models too, and again.. NOTHING like that. I would not worry about replacing that radio with something else that is not "stock" because what you have in there now was never "stock" in a YAK-50 that I have ever seen or heard about.... and I have sat in about 10 or so YAK-50's. I have some Russian friends... I will show the picture to them and see what they say. Never-the-less, the recommendations I made about how to check the radio are still accurate. Wow.... something NEW! Take care, and good luck... I'll be glad to help if I can! Mark -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of Jan Mevis Sent: Friday, July 21, 2006 18:15 Mark, Here's a picture of the cockpit : everything in Russian as it came out of the Shakthy factory in 2002. The radio has five knobs : two radio buttons for the frequency (only 50 kHz separated); a volumeknob (bottom) and the two toggle buttons. My plane is in a hangar 100 miles from my home. I"ll try to have more data asap. But thanks for your answer ! Jan _____ [mailto:mark.bitterlich@navy.mil] Sent: vrijdag 21 juli 2006 20:05 Jan's, I have two YAK-50's... one that is wrecked and is just used for parts, the other I flew. I am also an Avionics Rep for the Marine Corps and have done some repair on the Russian radios. Your description of the two toggle buttons confuses me. There are two adjustments on the front of the radio in a YAK-52, but not that I can remember on the YAK-50 radios. Can you describe the radio that you have? Is it all one piece? Is there a control head with a remote R/T ??? All of the radios I have dealt with have at least 5 watts of output power. That's unmodulated carrier power. Peak envelope power is of course about 4 times that. There are a few models that put out even more power than that! Regardless, with a good 5 watts, and a good antenna... I usually can achieve ranges over 80 miles. Before I would suspect the radio as being bad, I would pay particular attention to the coax line and the antenna. You need to borrow a good in-line wattmeter and make some checks on forward and reflected power, measured at the antenna AND at the back of the radio R/T itself. Anyway, try to tell me more about what you have if you can. Best Regards, Mark Bitterlich -----Original Message----- [mailto:owner-yak-list-server@matronics.com]On Behalf Of Jan Mevis Sent: Friday, July 21, 2006 6:40 Hi guys, I've got a Yak 50, Russian registered with the original radio. This radio works fine but seems to have a very limited emission range (a few miles).Does anyone of you knows how it works ? There are two toggle buttons. The left one is for noise suppression, but I can't figure out what the right one is for (it has the Russian word for "net" marked on it). Since I'd liked to keep the plane as original as possible, I want to keep the radio and want to try boosting the emission power. About the landings, it is indeed special. I only had some fifty hours on Pitts for tailwheel experience, but you certainly can't land it like the Pitts. The Pitts is tailwheel-first. With the Yak 50 I always aim at doing threewheelers and indeed somewhat slower than 150 km/h : about 130, 135 but with a little bit of power as in a precautionary landing. I must admit that I avoid flying with a lot of crosswind. I keep doing touch and go's in order to improve my landings (on a grass strip). Fortunately the Yak 50 won't groundloop as easy as the Pitts (I think). Before flying the 50, I performed some landings from the back seat of a 52 but the lessons on the 52 were particularly helpful to learn about the Russian technology, more than about the landings. So I agree with the others : try to get some tailwheel experience before flying the Yak 50, not because it 's so difficult to land, but because you're alone up there. Jan Mevis


    Message 16


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    Time: 01:36:10 PM PST US
    From: Larry Pine <threein60@yahoo.com>
    Subject: ???
    Barry, Do you know where I can get a shipset of the original chinese, CJ, exterior panel markings??? The vinyl type. Thanks Larry Pine ---------------------------------


    Message 17


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    Time: 01:52:35 PM PST US
    From: "Jerome van der Schaar" <jvds30@hotmail.com>
    Subject: Fuel indicator probs
    Hello all, For the third time in a row (within a year) my fuel indicator went US. It's the right tank indicator which drops to 12 liters, even when the tan k is full. If the indicator is replaced, it works fine for a couple of months, than it stops.. Must be something electrical... Anyone of you familiar with the problem? Best regards, Jerome Van Der Schaar www.yakkes.com


    Message 18


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    Time: 02:50:44 PM PST US
    From: "doug sapp" <rvfltd@televar.com>
    Subject: ???
    Larry, If you dig back thru the archives of the Yak list I am sure you will find an Aussie that has them for sale. Maybe this posting will kick someone's brain cells loose. I bought a set myself but used them many moons ago and cannot recall what his name was. If you have the photos I know of several shops that can reproduce them for you. Always Yakin, Doug Sapp -----Original Message----- From: owner-yak-list-server@matronics.com [mailto:owner-yak-list-server@matronics.com]On Behalf Of Larry Pine Sent: Monday, July 24, 2006 1:36 PM To: yak-list@matronics.com Subject: Yak-List: ??? Barry, Do you know where I can get a shipset of the original chinese, CJ, exterior panel markings??? The vinyl type. Thanks Larry Pine


    Message 19


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    Time: 03:12:36 PM PST US
    From: Larry Pine <threein60@yahoo.com>
    Subject: ???
    Thanks Doug, I did some diggin thru the archieve but couldn't find anything. I know there out there because I've seen them on of the aircraft. I'll see what pops up before I'll have someone regenerate them on computer.. Thanks again, Larry doug sapp <rvfltd@televar.com> wrote: Larry, If you dig back thru the archives of the Yak list I am sure you will find an Aussie that has them for sale. Maybe this posting will kick someone's brain cells loose. I bought a set myself but used them many moons ago and cannot recall what his name was. If you have the photos I know of several shops that can reproduce them for you. Always Yakin, Doug Sapp -----Original Message----- Sent: Monday, July 24, 2006 1:36 PM Barry, Do you know where I can get a shipset of the original chinese, CJ, exterior panel markings??? The vinyl type. Thanks Larry Pine Larry Pine --------------------------------- How low will we go? Check out Yahoo! Messengers low PC-to-Phone call rates.


    Message 20


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    Time: 04:52:58 PM PST US
    From: "doug sapp" <rvfltd@televar.com>
    Subject: ???
    Larry Pine, Could you please contact me off list. Always Yakin, Doug Sapp -----Original Message----- From: owner-yak-list-server@matronics.com [mailto:owner-yak-list-server@matronics.com]On Behalf Of Larry Pine Sent: Monday, July 24, 2006 3:12 PM To: yak-list@matronics.com Subject: RE: Yak-List: ??? Thanks Doug, I did some diggin thru the archieve but couldn't find anything. I know there out there because I've seen them on of the aircraft. I'll see what pops up before I'll have someone regenerate them on computer.. Thanks again, Larry doug sapp <rvfltd@televar.com> wrote: Larry, If you dig back thru the archives of the Yak list I am sure you will find an Aussie that has them for sale. Maybe this posting will kick someone's brain cells loose. I bought a set myself but used them many moons ago and cannot recall what his name was. If you have the photos I know of several shops that can reproduce them for you. Always Yakin, Doug Sapp -----Original Message----- From: owner-yak-list-server@matronics.com [mailto:owner-yak-list-server@matronics.com]On Behalf Of Larry Pine Sent: Monday, July 24, 2006 1:36 PM To: yak-list@matronics.com Subject: Yak-List: ??? Barry, Do you know where I can get a shipset of the original chinese, CJ, exterior panel markings??? The vinyl type. Thanks Larry Pine Larry Pine ---------------------------------------------------------------------------- -- How low will we go? Check out Yahoo! Messengers low PC-to-Phone call rates.


    Message 21


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    Time: 09:06:00 PM PST US
    From: "lou dakos" <ldakos@bigpond.net.au>
    Subject: Re: ???
    G'Day Larry I purchased decals (in chinese) for the outside of my CJ from Steve Peterson in NZ but this was 2002 his email address then was steve.peterson@xtra.co.nz Regards Lou


    Message 22


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    Time: 09:32:58 PM PST US
    From: Larry Pine <threein60@yahoo.com>
    Subject: Re: ???
    Thank you, I'll give him a try! lou dakos <ldakos@bigpond.net.au> wrote: G'Day Larry I purchased decals (in chinese) for the outside of my CJ from Steve Peterson in NZ but this was 2002 his email address then was steve.peterson@xtra.co.nz Regards Lou Larry Pine ---------------------------------


    Message 23


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    Time: 10:00:03 PM PST US
    From: "Paul" <3bar@telus.net>
    Subject: Oil Cooler
    Elmar, Here in the Okanagan we are in the 40+C most days and my CJ runs at 50C with the cooler door open. It did hit 90C on a climb out, but I raised the airspeed and reduced that to 65C and then it went back to 50C in cruise. That was yesterday and today going and coming from the coast. I dop not close the door at this time of year. And I must admit, it runs cooler coming out of the coast - you guts get warm, but never hot !! Regards, Paul Dumoret




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