At 08:13 PM 4/14/97 -0400, you wrote:
>anyone know the current draw of the tube at 5.0V? I want to use a
>resistor in series with the filiment to get the voltage right ... or
>should I put it in the transformer primary?
>
I put my resistors in the primary..this serves as a soft-start also, limiting
the initial surge current on the filament of the 8877. I had to use a resistor
in the secondary of my Alpha 77SS because it doesn't have a seperate filament
transformer. The 8877 draws 10 amps @ 5v.
(((73)))
Phil, K5PC
--
FAQ on WWW: http://www.contesting.com/ampfaq.html
Submissions: amps@contesting.com
Administrative requests: amps-REQUEST@contesting.com
Problems: owner-amps@contesting.com
|