[AMPS] Source for 811 tubes

[Charles]

There are at least 4 sources of new 811A tubes that I have verified.

1. Ameritron sells a Chinese 811A they claim is better then the Svetlana's
    http://www.ameritron.com   1-662-323-8211


2. RF Parts lists three additional sources for new 811A's
    http://www.rfparts.com    1-800-737-2787




Charles T Johnston - AB7SL
charles@ab7sl.com
AB7SL- Ham Radio Pages - with 3D Art Gallery
http://www.ab7sl.com



----- Original Message -----
From: "Michael Tope" <W4EF@dellroy.com>
To: "AMPS" <amps@contesting.com>
Sent: Sunday, September 17, 2000 5:21 PM
Subject: [AMPS] Source for 811 tubes


>
> A friend of mine gave me an old homebrew 4 x 811 amp that I have been
> playing around with for the last few weeks. At first the amplifier would
> work, but now, it keeps blowing one of the grid leak bias resistors
> (51 ohms). The failure occurs when I turn on the high voltage (+1600
VDC).
> At this point the amplifier is in its standby mode with the grid biased
to
> cutoff at -170 volts. Looks like one of the tubes has gone gassy and is
> flashing the anode supply over to ground the grid leak resistor.
>
> Anyway, looks like I will need at least one additional tube. Can anyone
> recommend a good source/reasonable price?
>
> Thanks,
>
> Mike,
W4EF......................................................................
................
>
>
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>


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