Tubes & Substitutions

Topic / Topic startersort descending Replies Last post
Normal topic Conflicting Tube Info!!!
by admin2 » Tue, 03/25/2014 - 09:48
4
by mm210
Wed, 07/13/2016 - 06:39
Normal topic Converting 6l6gc to el34
by admin2 » Tue, 03/25/2014 - 09:29
2
by vettrious
Tue, 01/12/2016 - 01:49
Normal topic Do I have the correct tubes?
by admin2 » Tue, 03/25/2014 - 09:56
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Do I need new tubes?
by Marco » Mon, 01/15/2018 - 04:48
7
by RD112
Sun, 09/01/2019 - 17:11
Normal topic EL34 tube flavors
by admin2 » Tue, 03/25/2014 - 09:31
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Electro-Harmonix 6CA7EH big bottle
by admin2 » Tue, 03/25/2014 - 09:26
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Electro-Harmonix 6CA7EH Output Tubes!
by admin2 » Tue, 03/25/2014 - 09:54
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic ELECTRO-HARMONIX KT-88
by admin2 » Tue, 03/25/2014 - 09:31
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic GCA7 tubes in 212 HD-130 only?
by admin2 » Tue, 03/25/2014 - 09:26
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Good 12AX7
by admin2 » Tue, 03/25/2014 - 09:48
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Groove Tube 6CA7GE
by admin2 » Tue, 03/25/2014 - 09:26
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Groove Tube tube biasing question
by admin2 » Tue, 03/25/2014 - 09:28
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Hd 130 power tube brand mismatch
by Marin Teddy » Fri, 06/23/2023 - 10:45
8
by Marin Teddy
Thu, 06/29/2023 - 09:23
Normal topic Help identifying Sylvania tube.
by Highvswr » Sat, 04/20/2019 - 17:26
3
by Emtytler
Tue, 04/30/2019 - 06:01
Normal topic Help Reading KT90 Spec Sheet
by TedNugent » Sat, 03/06/2021 - 18:05
1
by TedNugent
Thu, 05/27/2021 - 20:33
Normal topic How can I tell?
by admin2 » Tue, 03/25/2014 - 09:31
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Jet city Retrovalves
by sheidelberg » Mon, 07/14/2014 - 18:50
2
by sheidelberg
Tue, 07/15/2014 - 16:38
Normal topic JJ 6CA7 - New tube!
by admin2 » Tue, 03/25/2014 - 09:34
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic JJ 6CA7 comparison
by admin2 » Tue, 03/25/2014 - 09:54
12
by bill_moore
Tue, 05/30/2017 - 07:31
Normal topic JJ EL34L's
by admin2 » Tue, 03/25/2014 - 09:55
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic JJ KT77 tubes anyone?
by admin2 » Tue, 03/25/2014 - 09:30
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic JJel34II
by zenzak » Mon, 04/29/2019 - 13:54
3
by inertian
Tue, 05/07/2019 - 06:56
Normal topic KT66 in a MM 210-65????
by admin2 » Tue, 03/25/2014 - 09:26
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic KT88's?
by TedNugent » Mon, 03/01/2021 - 23:53
1
by TedNugent
Fri, 03/05/2021 - 23:36
Normal topic Looking for tubes
by admin2 » Tue, 03/25/2014 - 09:57
0
by admin2
Thu, 03/27/2014 - 08:29
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