Home » Audio » Group Build » Need favorite 12B4 for Guinevere line stage recommendations?
Re: Need favorite 12B4 for Guinevere line stage recommendations? [message #31499 is a reply to message #31498] Tue, 29 November 2005 11:31 Go to previous messageGo to previous message
Damir is currently offline  Damir
Messages: 1005
Registered: May 2009
Illuminati (2nd Degree)

I wish I culd help, but I have just one pair of "Sylvania" 12B4A...
But, I have to ask - what operating point you plan to use, and way of biasing? I mean - with similar OP (100V/15mA) like with 5687 version, bias is about -12...13V with 12B4A.

 
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Previous Topic: Guienever tube rolling
Next Topic: Merlin Iron connection
Goto Forum:
  


Current Time: Tue Sep 17 09:25:26 CDT 2024

Sponsoring Organizations

DIY Audio Projects
DIY Audio Projects
OddWatt Audio
OddWatt Audio
Pi Speakers
Pi Speakers
Prosound Shootout
Prosound Shootout
Miller Audio
Miller Audio
Tubes For Amps
TubesForAmps.com

Lone Star Audiofest