[Hallicrafters] SX-62 Help Needed (More)

[Bob Macklin]

Disconnect the output transformer and test it with an ohm meter.

Hammond is still producing audio output transformers.

Bob Macklin
K5MYJ
Seattle, Wa.
"Real Radios Glow In The Dark"

----- Original Message ----- 
From: "Joe Connor" <joeconnor53 at yahoo.com>
To: <hallicrafters at mailman.qth.net>
Sent: Sunday, October 03, 2010 1:15 PM
Subject: [Hallicrafters] SX-62 Help Needed (More)


> Here's a little more troubleshooting that I did before I got your 
> responses re: the Variac.
>
> I'm thinking that the output xformer is shorted. Here's why: when I 
> disconnected the center tap, the rectifier did not turn cherry red. I then 
> reconnected the center tap and left the output xformer leads connected to 
> the plate of each 6V6. When I disconnected the other lead to the plate of 
> each 6V6 (in each one, that lead goes to the tone switch), the recitifer 
> went back to glowing cherry red. In other words, the one and only way to 
> prevent glowing rectifier plates was to take the output transformer out of 
> the circuit.
>
> Here's what I see: (1) when the output xformer is removed from the 
> circuit, the symptoms don't occur. (2) when the out xformer is put back 
> into the circuit, put the rest of the radio's plate supply is 
> disconnected, the symptoms occur.
>
> How does that sound to you?
>
>
>                  Joe Connor
>
>
>
>
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