---------------------------------------------------------- TeamGrumman-List Digest Archive --- Total Messages Posted Wed 07/28/10: 2 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 09:22 AM - Re: buried antennas (Gary Vogt) 2. 10:56 AM - Re: buried antennas (923te) ________________________________ Message 1 _____________________________________ Time: 09:22:26 AM PST US From: Gary Vogt Subject: Re: TeamGrumman-List: buried antennas now you see 'm, now you don't ________________________________ From: Gary Vogt Sent: Tue, July 27, 2010 8:29:33 PM Subject: Re: TeamGrumman-List: buried antennas With both antennas in the dorsal, the most forward antenna is acceptable aft. I've found I can hear those behind me, but they can't hear me. I just roll out and transmit, then roll back. ________________________________ From: 923te <923te@att.net> Sent: Tue, July 27, 2010 2:29:21 PM Subject: Re: TeamGrumman-List: buried antennas Blond spot = blind spot Or is it the other way around... thru the associative property? On Jul 27, 2010, at 4:07 PM, 923te <923te@att.net> wrote: With the dorsal fin hidden antenna I find there is a blond spot. It's pretty bad sometimes. I had to relay ATC to Stu, who has the hidden ant, and have to use the belly ant during all xcountries while using flight following. The dorsal ant works great for forward towers but loses aft towers quickly > > >Just a heads up...... > > >On Jul 27, 2010, at 1:48 PM, Gary Vogt wrote: > > >Here's a good one. >> >> >>A fellow Grumman owner, Horatio (the name is changed to protect the innocent), >>has always complained that his radios (comms) are really bad. He can hear >>sometimes, but not always. He can be heard almost never. Last year he went to >>Canada and was in fear of being shot down for crossing the border without >>talking to anyone. Oh, he tried, but couldn't reach anyone. He told me that, >>for the most part, the range on his radios was about 10 miles. He does have 4 >>GPSs in his plane though. >> >> >>Dave had his antennas buried years ago. But, never really knew where. Last >>year, he found them: one was in the wing tip, the other in . . . . hold that >>thought. The one in the right wing tip looked kind of like a flat 12"x12" >>aluminum Christmas tree ornament. Last year, he came to me and asked me to >>install install another one of these ornaments in the left wing tip. I laughed, >>of course. There was no way I was going to waste my time installing another >>antenna that doesn't work. I told him I'd install two antennas in the dorsal >>fin if he wanted buried antennas (he was reluctant because he'd have to get it >>painted.) He hemmed and hawed for months, finally agreeing to the new antennas. >> >> >> >>I prepped the dorsal fin channel and waited. He showed up yesterday. We went >>to work. What I found was amazing: lots of cutoff coax going into the spar and >>then going nowhere and an antenna in the right wing root. Yup. The second >>antenna was attached to the honeycomb bulkhead in the wing root. Put it this >>way, when you first step onto the wing walk, your first step is where the >>antenna was. I found the LORAN antenna in the other wing root. They had to >>have been installed with the wing off. I could not get to the screws. I had to >>cut the nuts off with a Dremel and then cut the antennas in half to get them >>out. The coax was sealed with some sort of epoxy where it goes into the cabin. >> >> >> >>I wonder what he'll do when he's able to hear ATIS or AWOS 80 miles away. He >>may fly out of the local area again. >> >> >>Gary >> =================================== t">http://www.matronics.com/Navigator?TeamGrumman-List =================================== ums.matronics.com">http://forums.matronics.com =================================== http://www.matronics.com/contribution">http://www.matronics.com/contribution================================== ________________________________ Message 2 _____________________________________ Time: 10:56:56 AM PST US Subject: Re: TeamGrumman-List: buried antennas From: 923te <923te@att.net> You mean Now you hear 'em now you don't ;) On Jul 28, 2010, at 11:17 AM, Gary Vogt wrote: > now you see 'm, now you don't > > From: Gary Vogt > To: teamgrumman-list@matronics.com > Sent: Tue, July 27, 2010 8:29:33 PM > Subject: Re: TeamGrumman-List: buried antennas > > With both antennas in the dorsal, the most forward antenna is acceptable a ft. I've found I can hear those behind me, but they can't hear me. I just r oll out and transmit, then roll back. > > From: 923te <923te@att.net> > To: "teamgrumman-list@matronics.com" > Sent: Tue, July 27, 2010 2:29:21 PM > Subject: Re: TeamGrumman-List: buried antennas > > Blond spot = blind spot > > Or is it the other way around... > thru the associative property? > > > > On Jul 27, 2010, at 4:07 PM, 923te <923te@att.net> wrote: > >> With the dorsal fin hidden antenna I find there is a blond spot. It's pr etty bad sometimes. I had to relay ATC to Stu, who has the hidden ant, and h ave to use the belly ant during all xcountries while using flight following. The dorsal ant works great for forward towers but loses aft towers quickly >> >> Just a heads up...... >> >> >> >> On Jul 27, 2010, at 1:48 PM, Gary Vogt wrote: >> >>> Here's a good one. >>> >>> A fellow Grumman owner, Horatio (the name is changed to protect the inno cent), has always complained that his radios (comms) are really bad. He can hear sometimes, but not always. He can be heard almost never. Last year h e went to Canada and was in fear of being shot down for crossing the border w ithout talking to anyone. Oh, he tried, but couldn't reach anyone. He told me that, for the most part, the range on his radios was about 10 miles. He does have 4 GPSs in his plane though. >>> >>> Dave had his antennas buried years ago. But, never really knew where. L ast year, he found them: one was in the wing tip, the other in . . . . hol d that thought. The one in the right wing tip looked kind of like a flat 12 "x12" aluminum Christmas tree ornament. Last year, he came to me and asked m e to install install another one of these ornaments in the left wing tip. I laughed, of course. There was no way I was going to waste my time installi ng another antenna that doesn't work. I told him I'd install two antennas i n the dorsal fin if he wanted buried antennas (he was reluctant because he'd have to get it painted.) He hemmed and hawed for months, finally agreeing t o the new antennas. >>> >>> I prepped the dorsal fin channel and waited. He showed up yesterday. W e went to work. What I found was amazing: lots of cutoff coax going into th e spar and then going nowhere and an antenna in the right wing root. Yup. T he second antenna was attached to the honeycomb bulkhead in the wing root. P ut it this way, when you first step onto the wing walk, your first step is w here the antenna was. I found the LORAN antenna in the other wing root. Th ey had to have been installed with the wing off. I could not get to the scr ews. I had to cut the nuts off with a Dremel and then cut the antennas in h alf to get them out. The coax was sealed with some sort of epoxy where it g oes into the cabin. >>> >>> I wonder what he'll do when he's able to hear ATIS or AWOS 80 miles away . He may fly out of the local area again. >>> >>> Gary >>> >>> >> >> >> ========================= ========= >> t">http://www.matronics.com/Navigator?TeamGrumman-List >> ========================= ========= >> ums.matronics.com">http://forums.matronics.com >> ========================= ========= >> http://www.matronics.com/contribution">http://www.matronics.com/contribut ion========================= ========= >> > > > > > > > > > > ------------------------------------------------------------------------------------- Other Matronics Email List Services ------------------------------------------------------------------------------------- Post A New Message teamgrumman-list@matronics.com UN/SUBSCRIBE http://www.matronics.com/subscription List FAQ http://www.matronics.com/FAQ/TeamGrumman-List.htm Web Forum Interface To Lists http://forums.matronics.com Matronics List Wiki http://wiki.matronics.com Full Archive Search Engine http://www.matronics.com/search 7-Day List Browse http://www.matronics.com/browse/teamgrumman-list Browse Digests http://www.matronics.com/digest/teamgrumman-list Browse Other Lists http://www.matronics.com/browse Live Online Chat! http://www.matronics.com/chat Archive Downloading http://www.matronics.com/archives Photo Share http://www.matronics.com/photoshare Other Email Lists http://www.matronics.com/emaillists Contributions http://www.matronics.com/contribution ------------------------------------------------------------------------------------- These Email List Services are sponsored solely by Matronics and through the generous Contributions of its members.