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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.
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Tubes / Valves
All about our sweet vacuum tubes :) Threads about Musical Instrument Amps of all kinds should be in the Instruments & Amps forum
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J
Tube amp solid state rectifier failure
jgf
2024-05-02 2:46 pm
2
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25
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650
2024-05-03 2:41 pm
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J
Building Euro21 801A tube preamp
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Audio transformer for small tube projects?
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2
3
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b_force
Line stage using 6V6, 6W6, 6G6, 6F6 etc. in triode?
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2024-05-01 9:01 pm
stevenrotterdam
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Luxman MB3045 biasing guide/help
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2024-05-01 12:18 pm
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2024-05-01 1:47 pm
jan.didden
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Secondary light emanating through the top support in 6HB5?
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2024-04-29 9:42 pm
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Stereo EL34 Baby Huey Build Log - an "Engineer's Baby Huey"
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Iron Schmitt phase inverter - lowest THD seen
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3
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Replies
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Dorin Bodea
L
Re-purposing two half-used 12AX7 to add in a pre-amp on my KT88 Tube amp
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Views
220
2024-04-30 8:36 pm
6A3sUMMER
6
Are these of any use for audio?
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2024-04-29 8:17 pm
Replies
11
Views
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2024-04-30 11:50 am
OldHector
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OTL designed by Tim Mellow with 4 6C33C?
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2010-10-12 5:14 pm
39
40
41
Replies
801
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2024-04-29 7:46 pm
JohansonCZ
J
Feasibility of getting 15W out of a SET tube design?
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2024-04-14 1:58 am
4
5
6
Replies
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2024-04-29 6:17 pm
6A3sUMMER
6
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6C33CB PP amp with ultra linear
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2
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Not exactly DIY: help packing tube amp
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New DHT heater
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Tube amp Cayin 880
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Erikgunnar
E
I
A2134 vs N78 tube
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Views
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2024-04-28 1:42 am
bondini
K
thought experiment: 6S19P / 6C19∏ series string filaments
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TonyTecson
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Help understanding skunkie designs ... the color pre amp mod
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2024-04-27 11:08 am
Mooly
Single ended pentode with plate-to-cathode feedback
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5
Replies
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Mosquito
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