[Boatanchors] DRAKE TR-3

[Greg Mijal]

I suggest that you put in tubes you are comfortable with.
Finish the clean up and clean the relays too.
Then do an alignment per the manual and see if the meter has cleared out.
73's
Greg
WA7LYO
Kinston NC




----- Original Message ----- 
From: "AD5VJ Bob" <rtnmi at sbcglobal.net>
To: <boatanchors at mailman.qth.net>
Sent: Sunday, November 22, 2009 3:54 PM
Subject: [Boatanchors] DRAKE TR-3


>I am in the middle of restoring a Drake TR-3 and so far everything is going 
>well.
>
> However, I have a question:
>
> I have her receiving a cw signal right now on 14.025 or so, but the 
> speaker volume seems low and the S needle is sitting at 20 over
> nine in rx mode.
>
> I cleaned the tube sockets with WD-40 and the wafer switches, but it 
> didn't change anything.
>
> I am guessing I may have an AGC tube starting to go south, but dont have a 
> tube checker to be able to tell.
>
> I also have around a .05 reading steady reading on the plate current meter 
> when it is in rx mode.
>
> How can I tell if the tube is bad without a tube checker.
>
> Bob AD5VJ
>
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