[Milsurplus] [MRCA] Working "Cold War " relics, AN/ARC-58 and more!

[mac]

All the T-195s I've come across have had the later 7035 tube installed  
in the PA socket.  Extra 100W of plate dissipation and seem to put out  
about 10% more RF.  Might be a useful sub in other rigs as well...

Dennis D.  W7QHO
Glendale, CA

******************
On Jul 9, 2012, at 3:48 PM, John Vendely wrote:

> Hi Ray,
>
> The T-195 used the 4X150D in both PA and modulator.  I really don't  
> know
> about present availability of the 4CX250FG.  But since there's still a
> fair number of 618T variants flying around out there, I wouldn't be  
> too
> surprised if the toob were still available--for a price.  The  
> 4CX350F is
> fairly plentiful as surplus, and might possibly be useable in the 618T
> with minor mods such as changing PA grid bias...
>
> 73,
>
> John K9WT
>
>
> On 7/9/2012 1:10 PM, Ray Fantini wrote:
>> What's the difference between the 3 and the 3B?, thought the entire  
>> 618T line was thru being that they still used tubes, is the  
>> 4CX250FG/8621 available at any price new? They show up NOS on EBay  
>> but how long ago were they manufactured? Think the same tube may be  
>> in the T-195 so it’s a good question for that too.
>> RF
>>
>>
>> -----Original Message-----
>> From: mrca-bounces at mailman.qth.net [mailto:mrca-bounces at mailman.qth.net 
>> ] On Behalf Of scottjohnson1 at cox.net
>> Sent: Monday, July 09, 2012 12:19 PM
>> To: Michael Tauson; mrca at mailman.qth.net
>> Subject: Re: [MRCA] Working "Cold War " relics, AN/ARC-58 and more!
>>
>> Good Luck on the 618T-3B.  B versions still trade for $15K or so!
>>
>> If you find one cheap, it would probably be best to sell it to an  
>> Avionics broker, and then buy it in 5 years, when it will likely go  
>> for about 1% of what it goes for now.
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>
>
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