[Amps] SB-220 bias question

[gudguyham at aol.com]

NO WAY


To do so you have to modify the pi-net, as the output impedance of the tube
will be much higher

73
Peter




-----Original Message-----
From: DF3KV <df3kv at t-online.de>
To: amps at contesting.com
Sent: Sat, Aug 29, 2009 12:56 pm
Subject: Re: [Amps] SB-220 bias question



To do so you have to modify the pi-net, as the output impedance of the tube
will be much higher

73
Peter

-----Original Message-----
From: amps-bounces at contesting.com [mailto:amps-bounces at contesting.com] On 

My whole point is to run the tubes at higher plate voltage with less plarte
and grid current for the same power output

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