Thread
:
Valve testing a 4212
View Single Post
16th Jan 2020, 10:25 am
#
12
rontech
Heptode
Join Date: Jun 2017
Location: Southport, Merseyside, UK.
Posts: 646
Re: Valve testing a 4212
The National Valve Museum website for 4212 gives a PDF data sheet link
__________________
Time flies like an arrow, fruit flies like a banana
rontech
View Public Profile
Find More Posts by rontech