[Milsurplus] Headset - ?'s

Michael Hanz aaf-radio-1 at aafradio.org
Tue Jan 19 07:59:37 EST 2016


It's an H-46/UR headset, and was agreeably a hodge podge when it was 
first introduced, Hutch.  See middle of the page at 
http://aafradio.org/flightdeck/Peripherals-headsets.html - and the 
original 1945 modification instructions at 
http://aafradio.org/flightdeck/H-46.html   It was highly prized when it 
first came out because of its hands free capability compared with the 
T-17 and RS-38 mics formerly used, and didn't have the intelligibility 
drawback of the throat mics.  It's still a good headset today.

The Gummi Pfledge is as good as anything else I've tried, but sometimes 
the rubber is past saving by any chemical.

73,
Mike


On 1/18/2016 10:19 PM, John Hutchins wrote:
>
> I purchased a Head set of EPAY for ~$20.00.  The stitching looked good 
> and intact.  I received the Item the stitching  looked like the 
> pictures! Wow.  Then I flexed the head band out a bit, oops needed new 
> stitches no problem, leather dry'ish not brittle quickly got
> mink oil on all the leather parts.  Wiping the rubber parts with Gummi 
> Pflege  rubber restorer.  Wiped the cloth cord on the HB-7 down with 
> bees wax to preserve cloth insulated wire.
>
> Checking on the web it looks like a WWII+Korea+Vietnam hodge podge set 
> up.
> Headband HB-7  (WWII)
> Speaker elements, ANB-H-1A, encased in rubber with shammy leather ear 
> cups.  (Korea?)
> Microphone M6-A/UR, on boom MT521/AU permanently affixed to left 
> headphone. (Korea Vietnam?)
> Cord CD 318-AM with SW-141V PTT switch, PL-68, JK48 (WWII)
> Cord CD -?? with JK26 and PL55 (WWII)
>
> CheckN out the electric components, with an audio generator and VOM.
> The Speaker elements, ANB-H-1A, responded well to stimulus from audio 
> the generator.
> Switch works correctly.
> Cords check out.
> Next Microphone M6-A/UR, shows resistance.
>
> Quick way to check if the microphone works, with out hooking up an amp?
>    Is the microphone dynamic or carbon could not find a reference 
> using a quick google search?
>
> Is there a better rubber restorer solution than Gummi Pflege?



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