[R-390] [Hammarlund] NOS Hammond 600 Ohm to 9 Ohm Audio Transformers

[Clemens Ostergaard]

As a 'mass consumer' of this transformer of Andy's, I can vouch for their
high quality, audiowise and mechanically. Lives up to the R-390A itself.

Best,

Clemens S.Ostergaard

On Fri, Apr 20, 2012 at 2:26 AM, James A. (Andy) Moorer <
jamminpower at earthlink.net> wrote:

>
> This seems like a good time to remind folks of the following:
>
> I have a crate of NOS Hammond 39921 transformers with 600 ohm
> primary. The secondary has 6 taps. One at 9 ohms. There are taps at a bit
> over 4 and a bit over 2 ohms, plus some others. Works great for R-390
> series, SP-600, CA-88, R-1051 and more. These were made for the military
> contractor Marsland Eng. Ltd. Don't bother to look up the Hammond number.
> They haven't made them for years. Transformers are about 3" tall. They
> are cylindrical with a 2" square base.
>
> $15 plus shipping, which is generally about $5. Breaks for 3 or more.
>
> Apologies for the blatantly commercial email, but it does relate to R-390s,
> boatanchors, and these transformers seem to be getting harder to find.
>
> N.B. - this is NOT the transformer Chuck mentioned - this one is much more
> modest. 1 watt max - response flat to about 8 kHz.
>
> James A. (Andy) Moorer
> www.jamminpower.com
>
>
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