ORIGINAL MESSAGE:
On Wed, 01 Jul 2009 13:47:44 +0200, Angel Vilaseca <avilaseca@bluewin.ch> wrote:
>
>Yes, to obtain tha beautiful cherry red glow of the plates :-) a better
>option would be to increase the plate voltage. With only 600 V from
>plate to cathode, the cathode current gets too high and the poor little
>cathode is soon exhausted :-).
REPLY:
Sweep tubes are not intended to run with any color on the plates. If you need
more output, bet a bigger tube.
I did TV repair for nearly 20 years back in the tube era. A glowing plate is a
sure sign of incipient failure, trust me on that.
73, Bill W6WRT
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