11-09-2018, 11:07 AM
(10-09-2018, 07:43 PM)djrm Wrote: I think there is an interlock preventing the line output from operating if the octal coil plug is removed.
Yes David, a permanent one! As Lawrence asked earlier:
(10-09-2018, 01:20 PM)pwdrive Wrote: In the schematic did you figure out how the boost voltage is obtained and the LOP screen voltage?
The line output valve screen grid is connected to pin 8 of the plug and the schematic shows a link in the plug between pins 8 & 4 but there is nothing shown connected to pin 4 of the socket!
