• 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
W
Audio Note M3 phono preamp schematic wanted
Replies
5
Views
301
Wram
W
andyjevans
How to get more drive out of an 01A DHT?
Replies
149
Views
21K
Brinkman
Brinkman
F
ISO NP126 as interstage
Replies
3
Views
187
nicoch58
nicoch58
F
300B Buzz Noise
Replies
10
Views
417
freon2
F
T
Need help for choosing attenuator switch for autoformer
Replies
0
Views
94
Tubenstein
T
K
Troubleshooting one Hot Tube 300B
Replies
15
Views
325
euro21
E
M
Input signal voltage divider versus grid stopper
Replies
3
Views
165
petertub
petertub
lineup
What is 'starved' tube? Examples?
Replies
10
Views
679
benchbaron
benchbaron
E
Question regarding half-μ (actively loaded triode) stage
Replies
10
Views
334
rayma
rayma
jhstewart9
Self Inverting PP Stage Test Results
Replies
39
Views
2K
jhstewart9
jhstewart9
M
6L6 tube recommendations
Replies
19
Views
836
mr ed
M
A
Testing rectifier diodes
Replies
12
Views
490
trobbins
trobbins
tubelectron
SRPP ANZAÏ tube preamplifier
Replies
39
Views
4K
tubelectron
tubelectron
D
EL34 A2 Cascode SE triode
Replies
117
Views
8K
merlin el mago
merlin el mago
P
V1 12AX7 proximity to output transformer
Replies
19
Views
419
pjd3
P
Windcrest77
EL84 PSET schematic needed
Replies
4
Views
307
Windcrest77
Windcrest77
A
Something simple for a novice
Replies
15
Views
1K
Svytoslav
S
dubadub
GU-50 with 5k SE OPTs? Thinking about a new amp
Replies
47
Views
4K
Svytoslav
S
LeifB60
Tube amps
Replies
78
Views
4K
Svytoslav
S
laborer75
Schematic recommendations for a PP KT-88 with the gear I have?
Replies
12
Views
602
PurityAudio
P
You must log in or register to post here.
Top Bottom