Vacuuum tube digital circuits (50 year rule)

[Roy J. Tellason]

On Saturday 02 September 2006 11:21 am, Stan Barr wrote:
> Or in my case 7025, 12AT7 and 6L6 - Fender Twin...

:-)

> Getting back to the topic, I've run 12AX7s on 12.6 volt anode supply
> which eases power supply requirements at the expense of gain, but I've
> not tried that with digital circuits, perhaps an experimental flip-flop
> is in order.

There might be better choices.  Have a look here:

http://www.classiccmp.org/rtellason/tubes.html

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