[R-390] Bucking transformers available

[Barry]

Hi Don,

Nice looking units!  What is the bucking voltage?  Are there options for other values (e.g. taps on the bucking transformer)?

Thanks,
Barry - N4BUQ

----- Original Message -----
> From: "wc4g at knology.net" <donwc4g at gmail.com>
> To: "R-390 Reflector" <R-390 at mailman.qth.net>
> Sent: Friday, February 28, 2020 9:11:24 AM
> Subject: [R-390] Bucking transformers available
> 
> I have always used a bucking transformer to protect my R-3XX/URR receivers.
> I find that they run cooler and the tubes are happy with the correct
> filament voltage. Also the microswitch can last longer if the power is
> selected with the bucking transformer on/off switch.
> I have designed and constructed a few of these units using Hammond
> transformers and Hammond enclosures and I am making them available $50.00
> shipped in CONUS. Please see attached picture. Contact me direct if you are
> interested, your receiver will thank you. Obviously they will work with
> other receivers of this era.  I have five available.
> Regards,
> Don WC4G            <wc4g at knology.net>
> 
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