View Single Post
Old 2nd Jun 2010, 5:42 pm   #3
Boom
Retired Dormant Member
 
Join Date: Jan 2007
Location: Westbury, Wiltshire, UK.
Posts: 2,451
Default Re: Osram Four New Music Magnet

On the (3 valve) set I am playing with it has two grid bias battery connectors and from what I can see two is normal, one for the output stage and one for the earlier stage(s)

The bias volts are giving on the valve museum site if you are not sure.

Dave
Boom is offline