jonathan white wrote:
> Hi All.
> Can someone clear up a point regarding centre tapped filament transformers.
> I am having one wound for my 4x 813 amp,where I need 10v@20amps.
> I told the winder, and he wants clearing up does it mead 5-0-5v ,or
> 10-0-10v and bias via a G3SEK board, to centre-tap of transformer.(I
> thought it was 10-0-10volt) so maybe its time for me to wear the dunces
> hat! Im just used to 6.3/12volt heaters.
The 813 requires 5-0-5. The 10v total is applied to the filaments and the CT
goes to the bias.
--
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|