21 Apr
2005
21 Apr
'05
7:09 a.m.
On Thu, 21 Apr 2005, Paul Koning wrote:
I think acorn tubes are smaller. Those are UHF tubes -- I think they
were used in 1940s or 1950s vintage equipment for oscillators or
Ummmm - no. A nuvistor could very nearly fit into the acorn's envelope.
Nuvistors look like a largish metal pencil eraser - they're substatially
smaller internally than an acorn tube, as well. And of course, as you
mention, 30 years later in design.
Cheers
John
(Who has hundreds of each type...)