[AMRadio] on cleaning tube sockets and pins

[russ dworakowski]

Hey Mark,  do  you  have  that  Caig  Deoxit  stuff?  Its  about the best  
stuff  I have  ever seen  like  this.  Russ






>From: Mark Foltarz <Foltarz at rocketmail.com>
>Reply-To: amradio at mailman.qth.net
>To: "amradio at mailman.qth.net" 
><amradio at mailman.qth.net>,johnson at mailman.qth.net
>Subject: [AMRadio] on cleaning tube sockets and pins
>Date: Sun, 26 Jan 2003 13:34:58 -0800 (PST)
>
>I am ressurecting a Viking Invader 2000. It is coming
>back to life reasonably well. Almost ready to pop in
>the 4-400's and burn the house down.
>
>I had to replace a rectifier and a couple of
>electrolytics  in the exciter supply.
>
>The balance of the orignal electrolytics  all formed
>such that each draws no more than 2 MA @ 450 DC. Not
>bad for 40 year old firecrackers!
>
>Some crud managed to get in the threads of a couple of
>the padders in the driver tank. I have cleaned the
>threads of the trimmers and have good output in the
>various modes. Sure is a lot easier than adjusting a
>phasing rig!
>
>Dirt or oxidation had gotten into a couple of tube
>sockets and this made the output unstable.
>Eventually, alignment of the various stages yielded
>good results - I just had to periodically wiggle a
>mixer tube.
>
>Thus, the most trouble I am having is related to
>intermittant connections on the various 7 & 9 pin
>tubes.
>
>Any body have any "sure fire" tricks on cleaning tube
>sockets and pins of minature tubes?
>
>TNX
>de KA4JVY
>Mark
>
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