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Vacuum Tube Audio Forum
Tube technology may be old but lives on in some of the best audio systems. Learn and share experiences from other lovers of tube amplifiers and other manner of devices.
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Our Favorite Technology & Audio Forums
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S
Pairing receiver to tube amp
SMQRCOX
Sep 8, 2015
Replies
1
Views
4K
Sep 13, 2015
ResponseAudio
R
P
Is matched and balanced tubes generally an hoax?
pnp
Sep 27, 2013
2
Replies
24
Views
14K
Jul 18, 2015
es347
M
Kt-120 and kt-150 tubes
mep
Apr 11, 2014
Replies
16
Views
37K
Jul 3, 2015
Glory
G
Telefunken Elektroakustik tubes
Marcus
Jun 14, 2015
Replies
3
Views
4K
Jun 14, 2015
LL21
L
S
Need some advice on something weird
style0
Jun 1, 2015
Replies
4
Views
4K
Jun 2, 2015
DonH50
O
One Ampex 6973 mono block finished
onthethreshold
May 30, 2015
Replies
0
Views
4K
May 30, 2015
onthethreshold
O
G
Testing DIY triodes
George Schmermund
May 23, 2015
Replies
0
Views
3K
May 23, 2015
George Schmermund
G
G
Vacuum Tube Building Workshop
George Schmermund
Oct 27, 2014
Replies
6
Views
6K
Feb 23, 2015
George Schmermund
G
KT 77 Tubes instead of EL34 or 6CA7's
Lee Henley
Dec 16, 2014
Replies
4
Views
9K
Feb 23, 2015
jperry
J
R
Modwright 9.9 PS - clearance req'd for EL 5U4G?
rhyno
Feb 22, 2015
Replies
0
Views
2K
Feb 22, 2015
rhyno
R
An Unusual Tube ???
MMF
Feb 5, 2015
Replies
1
Views
3K
Feb 5, 2015
DonH50
Test Bench Fun - Some Differences b/w Tubes and SS with Larry
JackD201
Dec 10, 2014
Replies
2
Views
3K
Jan 17, 2015
c1ferrari
J
Vtl mb125
Joy
Dec 20, 2014
Replies
1
Views
2K
Dec 23, 2014
thedudeabides
J
Unknown tube and manufacturer
JasonAHawkins
Nov 6, 2014
Replies
0
Views
3K
Nov 6, 2014
JasonAHawkins
J
National 6dj8's made in Holland
Grooves
Jan 27, 2014
Replies
7
Views
7K
Sep 26, 2014
Grooves
A
Mullard 6SN7GT Help please... info needed
acer89
Jul 17, 2014
Replies
4
Views
6K
Jul 18, 2014
rbbert
6SN7's and the Modwright Oppo BDP-105
rbbert
Nov 12, 2013
2
Replies
24
Views
23K
Jul 12, 2014
jcmusic
12AX7 Pre Amp Tubes Available But NOS and Expensive
Jazzbo
Sep 29, 2012
2
Replies
31
Views
21K
Jun 30, 2014
Johnny Vinyl
Identifying KT90 tubes
pstrisik
May 23, 2014
Replies
4
Views
9K
May 24, 2014
pstrisik
K
Effect Of Rectifier Tubes on A Phono Preamp's Sound
kleinbje
May 17, 2014
Replies
7
Views
6K
May 19, 2014
kleinbje
K
Tube Advice: 7788 (E810F)
jazdoc
Apr 10, 2014
Replies
6
Views
7K
Apr 10, 2014
jazdoc
Z
EAT Tubes vs. NOS Tubes
zermatt
Jun 19, 2012
8
9
10
Replies
187
Views
92K
Mar 20, 2014
mep
M
Tube Testing in Seattle
Grooves
Feb 24, 2014
Replies
6
Views
7K
Mar 11, 2014
thedudeabides
Ceramic metal triodes
ack
Feb 12, 2014
Replies
18
Views
8K
Feb 16, 2014
Don Hills
D
Re-Living My Past (OTL Vacuum Tube Builds)
Mark (Basspig) Weiss
Mar 5, 2012
2
Replies
21
Views
15K
Feb 16, 2014
Mark (Basspig) Weiss
B
From Chinese to German Elrog tubes
Bushikai
Feb 12, 2014
Replies
0
Views
3K
Feb 12, 2014
Bushikai
B
Tubes for Hovland
Pierre
Jan 12, 2014
Replies
3
Views
4K
Jan 27, 2014
Mendel
M
M
BAT VK.75 first timer
MCLSOUND
Nov 11, 2013
2
Replies
20
Views
18K
Dec 31, 2013
Btselect
B
M
NOS Tung-Sol 6550s??
mep
Oct 21, 2013
Replies
5
Views
7K
Oct 23, 2013
Mendel
M
Counted Out Too Soon?
MylesBAstor
Sep 11, 2013
Replies
11
Views
5K
Oct 18, 2013
Bill Hart
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