[Boatanchors] Receiver Antenna Input Question
Sheldon Daitch
sdaitch at kuw.ibb.gov
Tue Mar 3 03:06:03 EST 2009
Well, that brings up an interesting transition.
The dust problem is still here, so what is being used
for the radio equipment today?
Certainly not R-390s, but possible. Just better
protective systems on the antenna systems?
73
Sheldon
rbethman wrote:
>
> The solid state Harris radios in ground use, had TWO distinct problems.
> 1) heat - the filters constantly clogged with the talcum powder
> consistency "sand" of the desert. 2) The static developed across the
> antenna discharged into the front ends and fried them.
>
> Bob - N0DGN
>
> Francesco Ledda wrote:
>
>> It would be interesting to see some actual government documentation showing
>> R390s being shipped to the Iraq war. Personally, I don't believe it!
>>
>>
>> Regards,
>>
>> Francesco Ledda
>>
>> -----Original Message-----
>> From: boatanchors-bounces at mailman.qth.net
>> [mailto:boatanchors-bounces at mailman.qth.net]On Behalf Of rbethman
>> Sent: Monday, March 02, 2009 11:02 AM
>> To: Carl
>> Cc: boatanchors at mailman.qth.net; J Forster
>> Subject: Re: [Boatanchors] Receiver Antenna Input Question
>>
>>
>> Yes, they don't do diddle for SS radios.
>>
>> That is precisely why pallet loads of R-390As got shipped into the
>> Middle East during Desert Storm. The "new-fangled" solid state
>> receivers had their front ends fried, and their filters clogged. They,
>> the R-390As, indeed DO have a large neon bulb in the antenna relay
>> housing to discharge the static buildup from the antenna system.
>>
>> Bob - N0DGN
>>
>
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