Tubes & Substitutions

Topic / Topic startersort ascending Replies Last post
Normal topic Nos tubes
by admin2 » Tue, 03/25/2014 - 09:30
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic NOS Sylvania 6L6 GC's at Tube Depot
by admin2 » Tue, 03/25/2014 - 09:53
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic New tubes for HD130 - what to choose?
by admin2 » Tue, 03/25/2014 - 09:48
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic New tubes for 212 Sixty-Five
by admin2 » Tue, 03/25/2014 - 09:28
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic New output tranformer.. what tubes???
by admin2 » Tue, 03/25/2014 - 09:48
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic New octal sockets?
by admin2 » Tue, 03/25/2014 - 09:30
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic New 6ca7 Tubes
by admin2 » Tue, 03/25/2014 - 09:58
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Musicman 112 RD 100 Questions
by louloomis » Wed, 11/29/2017 - 18:26
2
by lmv
Thu, 11/30/2017 - 20:09
Normal topic MM HD 130 bass mod
by admin2 » Tue, 03/25/2014 - 09:53
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Matched pair?
by admin2 » Tue, 03/25/2014 - 09:26
0
by admin2
Thu, 03/27/2014 - 08:29
Normal topic Maintaining the 12AX7 phase inverter
by admin2 » Tue, 03/25/2014 - 09:29
1
by stephen kennedy
Mon, 09/02/2019 - 04:17
Normal topic Looking for tubes
by admin2 » Tue, 03/25/2014 - 09:57
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 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 JJel34II
by zenzak » Mon, 04/29/2019 - 13:54
3
by inertian
Tue, 05/07/2019 - 06:56
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 JJ EL34L's
by admin2 » Tue, 03/25/2014 - 09:55
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 6CA7 - New tube!
by admin2 » Tue, 03/25/2014 - 09:34
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 How can I tell?
by admin2 » Tue, 03/25/2014 - 09:31
0
by admin2
Thu, 03/27/2014 - 08:29
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 Help identifying Sylvania tube.
by Highvswr » Sat, 04/20/2019 - 17:26
3
by Emtytler
Tue, 04/30/2019 - 06:01
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 Groove Tube tube biasing question
by admin2 » Tue, 03/25/2014 - 09:28
0
by admin2
Thu, 03/27/2014 - 08:29
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