The Dynaco Tube Audio Forum

Dedicated to the restoration and preservation of all original Dynaco tube audio equipment - Customer support for Tubes4hifi VTA tube amp and preamp kits and all Dynakitparts.com products


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No new posts  Announcement:  dual rectifiers for ST120 & ST70 amps 1, 230Roy Mottram4100View latest post Sat Dec 02, 2023 6:27 pm
by GAflubug
No new posts  Announcement:  Tubes IN STOCK - Tung-Sol, Gold Lion, Electro-Harmonix, Svetlana, Sovtek, JJ 2Dan W856View latest post Thu Sep 07, 2023 9:00 pm
by Dan W
No new posts  Announcement:  blown tubes 0Roy Mottram1367View latest post Thu Jun 08, 2023 7:51 pm
by Roy Mottram
No new posts   Most horrible tune of the day 19deepee991932View latest post Wed Oct 01, 2014 4:01 pm
by deepee99
No new posts   Need help determining correct bias adjustment 15notboating2175View latest post Mon Sep 29, 2014 5:10 pm
by peterh
No new posts   Help with Identification - ST70 10fastbulbous1498View latest post Sun Sep 28, 2014 9:51 pm
by fastbulbous
No new posts   Montana Tube Meet 8Guest1466View latest post Sun Sep 28, 2014 8:22 am
by Bob Latino
No new posts   Technical question concerning input grounds 1gabe983View latest post Fri Sep 26, 2014 1:19 pm
by GP49
No new posts   True Bi-Amping 5mazeeff2187View latest post Fri Sep 26, 2014 12:06 pm
by Bob Latino
No new posts   SP14 looking for some help 20Jeff V.2897View latest post Fri Sep 26, 2014 4:19 am
by tiguan
No new posts   ST-120 start up! 1, 229Maintarget3922View latest post Thu Sep 25, 2014 11:02 pm
by Maintarget
No new posts   240 volt power transformers now available from Dynakitparts for European Dynaco tube amp users ... 4Bob Latino3682View latest post Thu Sep 25, 2014 5:12 pm
by peterh
No new posts   Shuguang EL34 3mazeeff1285View latest post Wed Sep 24, 2014 4:31 pm
by peterh
No new posts   New VTA ST-70 1bluerondo943View latest post Sun Sep 21, 2014 8:44 pm
by Bob Latino
No new posts   VTA Amp For 85db Speakers 7Jeff V.1299View latest post Sun Sep 21, 2014 3:29 pm
by Jeff V.
No new posts   SP14 Thanks Roy! 7Jeff V.1616View latest post Sun Sep 21, 2014 2:48 am
by tiguan
No new posts   New member with ST-120 questions 11wgallupe2114View latest post Sat Sep 20, 2014 2:48 pm
by wgallupe
No new posts   K40-Y Coupling Caps for the ST-70 VTA Upgraded Board 2BNR_11406View latest post Thu Sep 18, 2014 6:36 pm
by BNR_1
No new posts   Newbie here - starting my Bob Latino M 125 Monoblock build 1, 232Guest9146View latest post Wed Sep 17, 2014 9:22 am
by kaner
No new posts   Horn Speakers 1, 226Guest6626View latest post Tue Sep 16, 2014 6:35 pm
by TN Allen
No new posts   Non Tech Newbie here ST70 help needed 4raudio441223View latest post Mon Sep 15, 2014 8:09 pm
by raudio44
No new posts   Rock and Roll Combos and potted transformers 7wildiowa1843View latest post Mon Sep 15, 2014 5:32 pm
by wildiowa
No new posts   Vta St-70 Main Power Transformer Hum 11islanddave3878View latest post Mon Sep 15, 2014 12:04 pm
by zx
No new posts   my SP9/PH10 preamp build 3Guest1524View latest post Sun Sep 14, 2014 4:55 pm
by Guest
No new posts   octal vta problem 12kost1716View latest post Sun Sep 14, 2014 2:24 am
by Roy Mottram
No new posts   Bad Recifier tube? 11islanddave1226View latest post Fri Sep 12, 2014 6:07 pm
by Bob Latino
No new posts   Need serious help 115/351262View latest post Tue Sep 09, 2014 4:34 pm
by audiobill
No new posts   Bob's M125 and my spiral bass horns 4carpenter1467View latest post Sun Sep 07, 2014 11:01 pm
by carpenter
No new posts   FM-3 Rebuild 10Maintarget6007View latest post Sun Sep 07, 2014 7:44 pm
by Dynalover
No new posts   What gauge wire in VTA preamps? 3AudioMartin895View latest post Sun Sep 07, 2014 4:04 pm
by Guest
No new posts   cap gone bad? 4colin86325983View latest post Sun Sep 07, 2014 1:41 pm
by Dynalover
No new posts   Why output transformers are necessary on a tube amp ? 8Bob Latino3145View latest post Fri Sep 05, 2014 1:25 pm
by Bob Latino
No new posts   What does a scratch built VTA ST-70 sound like when it clips? 1, 249Downhome Upstate4029View latest post Wed Sep 03, 2014 9:14 pm
by Guest
No new posts   Amplifier power requirement calculator 2audiobill974View latest post Tue Sep 02, 2014 12:41 am
by Roy Mottram
No new posts   My VERY first tube amp. 1, 237Tevian4278View latest post Tue Sep 02, 2014 12:36 am
by Roy Mottram
No new posts   cryo tubes 19Guest2270View latest post Thu Aug 28, 2014 12:46 pm
by Guest
No new posts   What transformer should I replace for running 6550 tubes 6EugeneHiFi2059View latest post Mon Aug 25, 2014 1:35 pm
by EugeneHiFi
No new posts   Rebuild of some really old MKIV's 1, 235MarcVBelgium6079View latest post Fri Aug 22, 2014 6:43 pm
by DynakitParts
No new posts   ST-70 VTA left channel driver problem 7w_barton1630View latest post Fri Aug 22, 2014 2:40 am
by w_barton
No new posts   VTA amplifier gain 5audiobill1553View latest post Wed Aug 20, 2014 1:43 pm
by audiobill
No new posts   VTA M-125 vs. Conrad Johnson LP 125M 1audiobill1301View latest post Wed Aug 20, 2014 11:48 am
by deepee99
No new posts   Microphonic Driver Tube 4kaner1099View latest post Tue Aug 19, 2014 3:19 pm
by sKiZo
No new posts   Superior variacs on eBay 1Gregg R.921View latest post Mon Aug 18, 2014 9:45 am
by zx
No new posts   ST-70 age and care 3chrisj1457View latest post Sat Aug 16, 2014 10:21 am
by Guest
No new posts   Running two ST-70's from same source 8mazeeff1288View latest post Sun Aug 10, 2014 8:52 am
by zx
No new posts   Replacement of voltage pot of Eico 950B RC bridge checker 0hifitracer962View latest post Sat Aug 09, 2014 7:45 pm
by hifitracer
No new posts   Power Transformer Tempeture Question 19tkemmett2421View latest post Fri Aug 08, 2014 4:17 pm
by corndog71
No new posts   ST-70 Series 2 refurbishment 10offanonone2303View latest post Tue Aug 05, 2014 8:59 pm
by Dogstar
No new posts   VTA ST120 Step by Step Diagnostic Checklist? 9tkemmett3966View latest post Tue Aug 05, 2014 10:44 am
by GP49
No new posts   ST-120 / EL-34 and or 7591 ? 3scottlowe1182View latest post Sun Aug 03, 2014 10:51 pm
by Roy Mottram
No new posts   SP14 Output Capacitor Values 3AudioMartin1706View latest post Sun Aug 03, 2014 8:34 pm
by AudioMartin
No new posts   History of the VTA-120 3mazeeff1117View latest post Sat Aug 02, 2014 9:12 pm
by sKiZo
No new posts   Turntable questions 8Dale Stevens1423View latest post Fri Aug 01, 2014 10:51 pm
by deepee99
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