• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Tubes / Valves

All about our sweet vacuum tubes :) Threads about Musical Instrument Amps of all kinds should be in the Instruments & Amps forum
B
  • Locked
Quicksilver Bias Problem
Replies
13
Views
3K
Charles Hansen
C
Alastair E
  • Locked
6n7gt
Replies
7
Views
5K
jeff mai
jeff mai
PTSOUNDLAB
  • Locked
Antique Sound Lab MG-SPM25 Output Transformers
Replies
0
Views
3K
PTSOUNDLAB
PTSOUNDLAB
T
  • Locked
power amp using kt88
Replies
45
Views
11K
PTSOUNDLAB
PTSOUNDLAB
Ryssen
  • Locked
To regulate or not?
Replies
4
Views
2K
hacknet
H
T
  • Locked
EE-Zee & Chee-Zee bias and offset adjustment idea
Replies
0
Views
2K
thoriated
T
B
  • Locked
Kailin El34
Replies
5
Views
3K
Bdeanrembo
B
B
  • Locked
Preamp Selection
Replies
1
Views
2K
ErikdeBest
E
W
  • Locked
Odd tube behavior
Replies
6
Views
2K
Alastair E
Alastair E
C
  • Locked
Choke load - how to plot loadline?
Replies
4
Views
2K
cm
C
G
  • Locked
Fisher 800C FM Stereo problem
Replies
5
Views
3K
Ciscokid
C
N
  • Locked
6DJ8 preamp voltage?
Replies
1
Views
2K
fscarpa58
F
lumanauw
  • Locked
How low 6922/ECC88 can go?
Replies
31
Views
18K
fdegrove
fdegrove
A3rd.Zero
  • Locked
Wiring a 12au7
Replies
14
Views
6K
s2kov
s2kov
S
  • Locked
ECC88 and PCC88 filament voltages
Replies
5
Views
9K
fdegrove
fdegrove
A
  • Locked
output txfr on cathode?
Replies
5
Views
2K
Sch3mat1c
Sch3mat1c
karma
  • Locked
rectifier tube 5u4g
Replies
10
Views
6K
JojoD818
JojoD818
R
  • Locked
Best tube choice for 1st SET project?
Replies
2
Views
2K
SHiFTY
SHiFTY
B
  • Locked
Heater To Cathode Potential
Replies
19
Views
5K
fdegrove
fdegrove
M
  • Locked
Refridgerator trying to kill my Valve Amp
Replies
8
Views
2K
Bill Fitzpatrick
Bill Fitzpatrick
You must log in or register to post here.
Top Bottom