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Re: Halicrafters SX17 transformer


 

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John, if the existing one has been declared ¡°grabage¡± you might assume that the failure is very near ?the coil end[s] and see if you can find the break and measure the ohms. And maybe be lucky and fix the connection. If nothing else, it is education.

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From: [email protected] [mailto:[email protected]] On Behalf Of John via groups.io
Sent: Monday, July 8, 2024 4:13 PM
To: [email protected]
Subject: Re: [HallicraftersRadios] Halicrafters SX17 transformer

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[Edited Message Follows]

A little more detain on this transformer. I found the code A-4931* on its side. I found some Standcor catalogs online with A-47xx numbers, but not A-49xx.

* corrected. original post erroneously stated A-4932

I can also add that the DC resistance of the secondary is around 3.9k. Unfortunately with the primary being open and having no center tap, it is not possible to ascertain the turns ratio. There is a center wire, but since it connects to the chassis and there is no indication of a center ground on the circuit diagram, I am assuming that this connects to a shield.

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don??? va3drl

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