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   What transformer should I replace for running 6550 tubes 6EugeneHiFi1415View latest post on Mon Aug 25, 2014 1:35 pm
by EugeneHiFi
No new posts   Rebuild of some really old MKIV's 1, 235MarcVBelgium4232View latest post on Fri Aug 22, 2014 6:43 pm
by DynakitParts
No new posts   ST-70 VTA left channel driver problem 7w_barton1112View latest post on Fri Aug 22, 2014 2:40 am
by w_barton
No new posts   VTA amplifier gain 5audiobill1034View latest post on Wed Aug 20, 2014 1:43 pm
by audiobill
No new posts   VTA M-125 vs. Conrad Johnson LP 125M 1audiobill1036View latest post on Wed Aug 20, 2014 11:48 am
by deepee99
No new posts   Microphonic Driver Tube 4kaner814View latest post on Tue Aug 19, 2014 3:19 pm
by sKiZo
No new posts   Superior variacs on eBay 1Gregg R.704View latest post on Mon Aug 18, 2014 9:45 am
by zx
No new posts   ST-70 age and care 3chrisj943View latest post on Sat Aug 16, 2014 10:21 am
by Guest
No new posts   Running two ST-70's from same source 8mazeeff970View latest post on Sun Aug 10, 2014 8:52 am
by zx
No new posts   Replacement of voltage pot of Eico 950B RC bridge checker 0hifitracer644View latest post on Sat Aug 09, 2014 7:45 pm
by hifitracer
No new posts   Power Transformer Tempeture Question 19tkemmett1735View latest post on Fri Aug 08, 2014 4:17 pm
by corndog71
No new posts   ST-70 Series 2 refurbishment 10offanonone1531View latest post on Tue Aug 05, 2014 8:59 pm
by Dogstar
No new posts   VTA ST120 Step by Step Diagnostic Checklist? 9tkemmett1804View latest post on Tue Aug 05, 2014 10:44 am
by GP49
No new posts   ST-120 / EL-34 and or 7591 ? 3scottlowe865View latest post on Sun Aug 03, 2014 10:51 pm
by tubes4hifi
No new posts   SP14 Output Capacitor Values 3AudioMartin1122View latest post on Sun Aug 03, 2014 8:34 pm
by AudioMartin
No new posts   History of the VTA-120 3mazeeff876View latest post on Sat Aug 02, 2014 9:12 pm
by sKiZo
No new posts   Turntable questions 8Dale Stevens1178View latest post on Fri Aug 01, 2014 10:51 pm
by deepee99
No new posts   Anyone do this?  9Elrick1316View latest post on Thu Jul 31, 2014 12:13 am
by mark four
No new posts   Bias options 3Gregg R.1436View latest post on Mon Jul 28, 2014 6:02 pm
by tubes4hifi
No new posts   You might be a Dynaco tube fanatic IF .. 1, 231Bob Latino3037View latest post on Thu Jul 24, 2014 12:27 pm
by anbitet66
No new posts   flashing pre tubes, and complete failing of same. 3scottlowe567View latest post on Wed Jul 23, 2014 11:30 pm
by Gregg R.
No new posts   RIP Casey Kasem 3tubes4hifi934View latest post on Sat Jul 19, 2014 9:19 am
by wildiowa
No new posts   Old time Hi-Fi magazines .. 3Bob Latino873View latest post on Fri Jul 18, 2014 7:49 pm
by Flyquail56
No new posts   Anybody used 6V6GT output tubes in ST-70? 18david24x72083View latest post on Tue Jul 15, 2014 11:18 pm
by corndog71
No new posts   Speaking of Mk IV problems 2corndog71600View latest post on Mon Jul 14, 2014 5:10 pm
by corndog71
No new posts   rebuilding MkIV - problem 4MarcVBelgium747View latest post on Mon Jul 14, 2014 4:59 am
by MarcVBelgium
No new posts   12au7 variants ? 8scottlowe1427View latest post on Sat Jul 12, 2014 11:22 pm
by deepee99
No new posts   Film power supply caps 3ramon68956View latest post on Fri Jul 11, 2014 12:56 pm
by ramon68
No new posts   History and development of the ultralinear amplifier 3Bob Latino1737View latest post on Wed Jul 09, 2014 5:53 pm
by bongoman
No new posts   Next generation Dynaco 13Dogstar1335View latest post on Wed Jul 09, 2014 3:46 pm
by Gregg R.
No new posts   VTA Dyna Mk III vis a vis ST-120 15Dingojazz2714View latest post on Mon Jul 07, 2014 10:21 pm
by Dingojazz
No new posts   New Member 6Dale Stevens793View latest post on Mon Jul 07, 2014 12:20 pm
by deepee99
No new posts   1channel fading 8grizzinca870View latest post on Sun Jul 06, 2014 8:58 pm
by grizzinca
No new posts   newbie with some questions about ST70 1, 236colin863253272View latest post on Sun Jul 06, 2014 8:24 pm
by tubes4hifi
No new posts   Source for panel mount AC outlet 3j beede664View latest post on Thu Jul 03, 2014 1:37 pm
by aguaazul
No new posts   Seized set screws 5j beede887View latest post on Wed Jul 02, 2014 3:31 pm
by sailor
No new posts   New VTA board (Prebuilt) Voltage Problems 7aguaazul1007View latest post on Wed Jul 02, 2014 12:58 pm
by aguaazul
No new posts   Runaway Bias Voltage Kit MK III 1, 227nhurl12800View latest post on Wed Jul 02, 2014 9:04 am
by Sal
No new posts   VTA ST-120 POWER TUBE OPTIONS. 1, 237scottlowe5141View latest post on Mon Jun 30, 2014 4:03 pm
by scottlowe
No new posts   VTA ST120 Bias Adjustment 1, 2, 353guentherj28489View latest post on Fri Jun 27, 2014 11:47 pm
by guentherj2
No new posts   A new VTA-ST70 build! 15corndog712340View latest post on Thu Jun 26, 2014 3:07 pm
by corndog71
No new posts   GEC Ediswan cv345/12e1 power tube.... KT-88 eqivalent? 3scottlowe2143View latest post on Wed Jun 25, 2014 4:59 pm
by sKiZo
No new posts   sp14 preamp is 220v or 110v 6vuthecuongjapan783View latest post on Sun Jun 22, 2014 3:54 am
by vuthecuongjapan
No new posts   September 2014 TubeFest in Montana 5Guest3352View latest post on Sat Jun 21, 2014 11:36 am
by Guest
No new posts   Biasing - Original Dynaco ST-70 and the VTA ST-70 3Bob Latino1919View latest post on Fri Jun 20, 2014 1:17 pm
by tubes4hifi
No new posts   12bh7 12au7 ok to interchange ?In a vta-st-120 with the low gain board 21scottlowe3267View latest post on Wed Jun 18, 2014 12:28 am
by GP49
No new posts   Comparing my VTA ST-120 with my McIntosh MC275 21DrewK10213View latest post on Tue Jun 17, 2014 5:55 pm
by mantha3
No new posts   new PH16 phono preamp build 9tubes4hifi3638View latest post on Mon Jun 16, 2014 9:06 pm
by tubes4hifi
No new posts   phono pre for MM cartridge 9dmag925View latest post on Mon Jun 16, 2014 8:35 pm
by sailor
No new posts   my refurbished Arkay FM tuner & stereo 5Guest1141View latest post on Mon Jun 16, 2014 5:57 pm
by Pillo69
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