The Dynaco Tube Audio Forum

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


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TopicsRepliesAuthorViewsLast Posts
No new posts  Announcement:  PAS3 preamp upgrades & modifications 1tubes4hifi6544View latest post on Fri Jun 30, 2017 12:43 am
by erhard-audio
No new posts   MIA MK III Boards from Tubes4hifi? 5tubed1394View latest post on Sat Sep 01, 2018 12:17 pm
by tubes4hifi
No new posts   SCA-35 squeals when powering up 5dockbuster232View latest post on Sat Sep 01, 2018 2:22 am
by peterh
No new posts   Best SS Dyna preamp? 5wildiowa325View latest post on Thu Aug 30, 2018 5:05 pm
by Dale Stevens
No new posts   Mil spec bias pot 3ttownscott264View latest post on Tue Aug 28, 2018 7:43 pm
by DynakitParts
No new posts   Exciters used for speakers 8CNCfan253View latest post on Tue Aug 28, 2018 1:17 pm
by Peter W.
No new posts   Which hammond power transformer for a ST70 clone 7starwatcher426View latest post on Tue Aug 28, 2018 12:59 am
by starwatcher
No new posts   vta driver tube change & sound question 2paysonmark215View latest post on Mon Aug 27, 2018 9:25 pm
by paysonmark
No new posts   VTA ST-70 strange initial start-up 18Brap645View latest post on Fri Aug 24, 2018 11:45 am
by Brap
No new posts   On Pre-Amps 1, 237Peter W.2261View latest post on Fri Aug 24, 2018 10:28 am
by dmagazz
No new posts   What to do with the front panel octals after adding autobias board. 2dacer38222View latest post on Fri Aug 24, 2018 10:05 am
by peterh
No new posts   ST120 KT88 bias for long life 1, 2, 364GreggW6636View latest post on Thu Aug 23, 2018 9:18 pm
by WLT
No new posts   5R4WGB rectifier tube 4billd275View latest post on Wed Aug 22, 2018 4:19 am
by billd
No new posts   Auto-bias Upgrade Decision 21Falcon46461339View latest post on Tue Aug 21, 2018 1:37 am
by CNCfan
No new posts   Revived ST-70 0pmorrissey300View latest post on Mon Aug 20, 2018 7:53 pm
by pmorrissey
No new posts   Can you hear the difference in audio quality? 3Zimmer64453View latest post on Thu Aug 16, 2018 6:01 pm
by sKiZo
No new posts   On the use of a preamp to improve sound quality with VTA70 1, 2, ... , 5, 6148rjpjnk3853View latest post on Tue Aug 14, 2018 11:39 pm
by corndog71
No new posts   PAS-3 I replaced the selector switch and messed something else up. 2JohnM24018156View latest post on Tue Aug 14, 2018 3:27 pm
by j beede
No new posts   ST-70 Volume control nut 0Brap154View latest post on Mon Aug 13, 2018 11:52 am
by Brap
No new posts   Power Tubes 2bluemeanies416View latest post on Mon Aug 13, 2018 8:39 am
by bluemeanies
No new posts   Cables Make a Difference 13VTHokie83978View latest post on Mon Aug 13, 2018 8:31 am
by Peter W.
No new posts   Were Audio Research and tubes4Hifi (VTA) related at one point? 1rjpjnk234View latest post on Sun Aug 12, 2018 9:49 pm
by Bob Latino
No new posts   power consumption 19dmagazz591View latest post on Sun Aug 12, 2018 2:52 pm
by dmagazz
No new posts   Posting a PDF or Text File attachment 2jwb474139View latest post on Sun Aug 12, 2018 12:35 pm
by Bob Latino
No new posts   st-120 unbalanced L-R output ? 10tajanes367View latest post on Thu Aug 09, 2018 9:19 pm
by tajanes
No new posts   Dynaco Center Channel 21sKiZo4384View latest post on Thu Aug 09, 2018 9:01 am
by dmagazz
No new posts   Heathkit tube checker specs 3baddog1946292View latest post on Tue Aug 07, 2018 6:05 pm
by baddog1946
No new posts   eBay, Already! 1, 225Peter W.1001View latest post on Tue Aug 07, 2018 10:14 am
by dmagazz
No new posts   better port for usb soundcard  0dmagazz222View latest post on Mon Aug 06, 2018 7:18 pm
by dmagazz
No new posts   Speaker posts 2musicgeorge11233View latest post on Sat Aug 04, 2018 8:12 am
by musicgeorge11
No new posts   ST70, Gold Lion KT-77's low bias 19mmmalmberg1038View latest post on Thu Aug 02, 2018 3:33 pm
by DC92
No new posts   Hello from a Tube Wanna Be.. Yet Another Rectifier Question! 10Itchy758View latest post on Wed Aug 01, 2018 10:05 pm
by Tubes4ever
No new posts   Is this speaker selector switch save with the VTA ST-120? 6almonds291View latest post on Wed Aug 01, 2018 2:34 pm
by jimmeq
No new posts   M125's + Bucker Update 4LeGrace306View latest post on Tue Jul 31, 2018 6:50 pm
by CletusB
No new posts   Distortion and Hum ??? 16jimmeq1042View latest post on Thu Jul 26, 2018 3:11 pm
by peterh
No new posts   Running a PH-16 into an ST-120 with the 21 step attenuator in phono only system. Any benefit to a preamp?  11seeirwin335View latest post on Wed Jul 25, 2018 1:40 pm
by tubes4hifi
No new posts   Best audio from your computer? 1, 2, 363SUNNFRK3058View latest post on Wed Jul 25, 2018 10:44 am
by solderblob
No new posts   12AU7W / 6189 Hum 3jimmeq238View latest post on Fri Jul 20, 2018 1:37 pm
by jimmeq
No new posts   .047uf 630v caps? on driver board. 7dmagazz485View latest post on Thu Jul 19, 2018 9:31 pm
by dmagazz
No new posts   How should I punch 3" by 3" holes in the original ST-70 cage for additional ventilation? 1, 231Kentley749View latest post on Mon Jul 16, 2018 10:30 pm
by Kentley
No new posts   Rectifier damaged? 5hwaitung309View latest post on Mon Jul 16, 2018 9:36 pm
by sKiZo
No new posts   cool RCA tube manufacture video(how its made) 7dmagazz337View latest post on Sun Jul 15, 2018 7:01 pm
by dmagazz
No new posts   good read on the st 70 i found ( the inside story dynaco) 2dmagazz290View latest post on Tue Jul 10, 2018 3:42 pm
by dmagazz
No new posts   Silver Wire Interconnects 1, 2, 3, 487Kramer2630View latest post on Tue Jul 10, 2018 3:33 pm
by dmagazz
No new posts   PH-16 Issues 12thermionicvinyl665View latest post on Mon Jul 09, 2018 12:43 pm
by Peter W.
No new posts   6GH8 / 6EA8 2Pillo69225View latest post on Wed Jul 04, 2018 7:44 pm
by Pillo69
No new posts   Is there any finer tube than a GEC KT88? 21deepee99632View latest post on Wed Jul 04, 2018 5:01 pm
by erhard-audio
No new posts   Popping/Crackling coming from VTA 120 (Not the speakers) 6Dneu2011386View latest post on Tue Jul 03, 2018 9:55 pm
by Dneu2011
No new posts   voltage reading results are in, changed selenium,changed quad cap and driver board caps . 0dmagazz289View latest post on Fri Jun 29, 2018 5:37 pm
by dmagazz
No new posts   ST-120 Issues 12thermionicvinyl393View latest post on Fri Jun 29, 2018 3:54 pm
by thermionicvinyl
No new posts   The (hopefully) future of electricity! 3corndog71266View latest post on Fri Jun 29, 2018 9:08 am
by Peter W.
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