[Hallicrafters] SX-62 Xformer Resistance Measurements

[Greg Mijal]

Doesn't matter if it's shorted or whatever the plate lead two readings are 
sky high.  30 - 40 ohms per side is a good reading.
Time to go a fixin'
Good luck
73's
Greg
WA7LYO
Kinston NC
----- Original Message ----- 
From: "Joe Connor" <joeconnor53 at yahoo.com>
To: <hallicrafters at mailman.qth.net>
Sent: Sunday, October 03, 2010 5:34 PM
Subject: Re: [Hallicrafters] SX-62 Xformer Resistance Measurements


>
> OK, I ran resistance checks on the primary of the output xformer (w. leads 
> disconnected but with the transformer installed on the chassis). I used a 
> DMM. Here are the readings:
>
> CT to Ground: 35 Ohms
> Plate Lead 1 to Ground: 32 Ohms
> Plate Lead 2 to Ground; 35K Ohms
>
> Plate Lead 1 to CT: 42 Ohms
> Plate Lead 2 to CT: 27K Ohms
>
> Plate Lead 1 to Ground: 33 ohms
> Plate Lead 2 to Ground: 46K ohms
>
> Plate Lead 1 to Plate Lead 2: 53K ohms
>
> Is the output xformer shorted interally or to the chassis? Do these 
> readings explain the smoke from the output xformer and the cherry red 
> plates on the 5U4?
>
> As always, thank you for the help.
>
>
>                          Joe Connor
>
>
>
>
>
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