[ARC5] [MRCA] Aircraft antenna questions

[Michael Hanz]

There were all kinds of variations, Jeep.  Here is another version with 
cast aluminum clamps on phenolic insulators.  Aircraft manufacturers had 
quite a bit of latitude in fabricating the mount.
- Mike  KC4TOS





On 1/10/2024 12:25 AM, Jeep Platt wrote:
> That is the antenna but mine had an open sided box on the bottom for 
> mounting.  Wish I still had it.
> K3HVG
>
> ------------------------------------------------------------------------
> *From:* mrca-bounces at mailman.qth.net <mrca-bounces at mailman.qth.net> on 
> behalf of Michael Hanz <aaf-radio-1 at aafradio.org>
> *Sent:* Tuesday, January 9, 2024 10:32:35 PM
> *To:* mrca at mailman.qth.net <mrca at mailman.qth.net>
> Here are a few data points.
> - Mike  KC4TOS
>
> On 1/9/2024 6:41 PM, Doran Platt wrote:
>> OK. at my peril I offer the following. If the antenna in question is 
>> a 1/4 wave vertical tapered blade with a "box" base. As I recall it 
>> has an N connector.. maybe.  I believe, the painted, copper or brass 
>> glove over the wood blade fully covered the blade down to the "box" 
>> but insulated.  Again, as I recall there were two strips that 
>> provided connection. There is a mounting bolt pattern for attachment 
>> through the airframe.  My direct experience, as a neophyte, was in 
>> about 1958. I recall paying a few dollars for mine. I also, actually, 
>> saw one installed in a sedan outside the same ham store.  The 
>> gentleman had cut a hole in the car roof. I saw it...  W3NJT. George 
>> Pasquale, owned the store and was a reserve TWA radio op and navigator.
>> Jeep K3HVG
>>> On 01/09/2024 5:50 PM EST MARK DORNEY via ARC5 <arc5 at mailman.qth.net 
>>> <mailto:arc5 at mailman.qth.net>> wrote:
>>> Anybody have experience with the AN/104 aircraft radio antenna used 
>>> by the USN, USAAF and USAF ? I have one that I’d like to use on the 
>>> TBM Avenger. The question I have concerns the way the antenna is 
>>> built. On the example I have, the antenna is mostly made out of wood 
>>> ( looks like oak ) with some sort of thin metal sheathing ( 
>>> aluminum?) covering some of the wood. The sheathing appears to be 
>>> very worn. The questions I hardware these: has anybody seen these 
>>> antennas when they were new? How much of the antenna mast is covered 
>>> with metal? If this metal is sheathing, how was it fixed to the 
>>> mast? Does anybody have clear pictures of an unused AN/104 ?
>>> 73
>>> Mark D
>
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