• 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
A
Help by using Lundahl LL1689 for line output
Replies
4
Views
525
TNT
TNT
J
Power Transformer - Can you use separate tap for screens?
Replies
24
Views
4K
catalin gramada
C
T
Music Angel XD-SE EL34B... yes, nother one.
Replies
10
Views
2K
Spinspin69
S
D
adjustable LP equalization network for tube preamp phono stage
Replies
71
Views
2K
waltube
waltube
TonyTecson
8045G power triode
Replies
41
Views
10K
zintolo
Z
B
Digging through the closet
Replies
1
Views
233
bobgroger
B
Satellite Icarus
1949 electronic sackbut 6as6 subcircuit
Replies
9
Views
281
Satellite Icarus
Satellite Icarus
R
DC Heater buzz in series connected tube heaters
Replies
11
Views
379
ronenash
R
andyjevans
Preamp with #46, 47, and 49
Replies
12
Views
2K
Fei
F
E
Hybrid Circlotron question
Replies
44
Views
3K
vilfort
vilfort
K
2A3 Amplifier with interstage Tango NC-15
Replies
4
Views
561
Michael C
M
R
(naïve) Question about this phase inverter circuit
Replies
10
Views
366
ejp
E
C
Lower My B+ Help
Replies
12
Views
471
6A3sUMMER
6
canercacan
Converting Grundig TK145 to Amplifier
Replies
13
Views
351
canercacan
canercacan
Windcrest77
Some quick questions on Zen Decware EL84 SET schematic
Replies
82
Views
27K
Solvt
S
P
PL36 (triode) SE
Replies
106
Views
33K
alnico
A
S
Wee bit of help identifying what caps are what
Replies
4
Views
162
vinylkid58
vinylkid58
E
Luxman SQ38u
Replies
6
Views
335
rayma
rayma
kevinkr
A Stereo 6N6P Hybrid Line stage w/Parafeed Output Transformer
Replies
97
Views
12K
kevinkr
kevinkr
Roadbagger
6BX7 There is sound and then there is the sound of sound
Replies
14
Views
747
Roadbagger
Roadbagger
You must log in or register to post here.
Top Bottom