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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No new posts  Announcement:  PAS3 preamp upgrades & modifications 1tubes4hifi7052View latest post on Fri Jun 30, 2017 12:43 am
by erhard-audio
No new posts  Sticky:  Place FOR SALE or WANTED audio related items in this STICKY thread 17Bob Latino29986View latest post on Thu Mar 14, 2019 11:00 am
by bluemeanies
No new posts  Sticky:  Run your Dynaco ST-70, Mark II, Mark III or Mark IV in TRIODE MODE - photo 1, 234Bob Latino11424View latest post on Sat Mar 02, 2019 8:51 pm
by rovano
No new posts  Sticky:  tube rectifier diode mod 1, 2, 3, 485tubes4hifi14536View latest post on Wed Jan 16, 2019 10:48 pm
by deepee99
No new posts  Sticky:  latest 2018 SP14 photos 4tubes4hifi1898View latest post on Tue Jan 15, 2019 2:04 pm
by bbqjoe
No new posts  Sticky:  tone controls? yes - or no ? 1, 225tubes4hifi10319View latest post on Thu Aug 16, 2018 11:20 am
by rjpjnk
No new posts  Sticky:  Dynaco ST-70 PC-3 driver board parts layout - photo ... 1, 237Bob Latino11870View latest post on Mon Jun 25, 2018 1:38 pm
by dmagazz
No new posts  Sticky:  Differences between the original ST-70 and my VTA ST-70 ? 7RockyAM10166View latest post on Tue Jun 27, 2017 7:53 pm
by Bob Latino
No new posts  Sticky:  HOW TO POST A PHOTO on the Dynaco Tube Audio Forum 13Bob Latino7784View latest post on Fri Jun 02, 2017 10:16 am
by Bob Latino
No new posts  Sticky:  VTA ST-70 assembly video and new bias recommendations for all VTA amps 8Bob Latino6241View latest post on Thu Mar 30, 2017 2:43 pm
by Peter W.
No new posts  Sticky:  Dynaco lore - Differences between factory wired and kit built ST-70 - photos .. 1, 230Bob Latino10637View latest post on Tue Oct 18, 2016 10:32 am
by audiofreak1954
No new posts  Sticky:  PAS3 RIAA mod 13tubes4hifi6665View latest post on Wed Aug 10, 2016 2:13 pm
by Peter W.
No new posts  Sticky:  fully modified PAS3 - or a new SP12 ?? 5tubes4hifi7115View latest post on Sat Jul 09, 2016 10:08 pm
by jimmytamp
No new posts  Sticky:  Rebuild your Dynaco ST-35 power amp - photos .. 20Bob Latino11217View latest post on Sat Apr 30, 2016 12:16 pm
by retepnommel
No new posts  Sticky:  Rebuilding your Dynaco ST-70 videos 0Bob Latino3863View latest post on Tue Oct 27, 2015 1:18 pm
by Bob Latino
No new posts  Sticky:  OCTAL DRIVER BOARD - POWER TRANSFORMER 0tubes4hifi4260View latest post on Wed Sep 16, 2015 2:24 pm
by tubes4hifi
No new posts  Sticky:  Board layouts for the PC-5 line stage and PC-6 phono board on the PAS preamps - photos ... 1, 229Bob Latino10561View latest post on Fri Apr 03, 2015 10:57 pm
by tubes4hifi
No new posts  Sticky:  SP14 & PH16 parts kit ID photos 0tubes4hifi3811View latest post on Fri Apr 03, 2015 1:57 am
by tubes4hifi
No new posts  Sticky:  32 FREE Dynaco tube and solid state assembly manuals available for download - links inside 4Bob Latino10251View latest post on Wed Dec 11, 2013 6:44 pm
by peterh
No new posts  Sticky:  SAFETY - read me! 1tubes4hifi4988View latest post on Thu Jul 18, 2013 9:04 pm
by sKiZo
This topic is locked: you cannot edit posts or make replies.  Sticky:  Quick troubleshooting guide for Dynaco tube amps 0Bob Latino10204View latest post on Thu Feb 11, 2010 2:03 pm
by Bob Latino
No new posts  Sticky:  Post up your photos of your Dynaco or VTA gear at the link inside 0Bob Latino10055View latest post on Wed Mar 18, 2009 5:13 pm
by Bob Latino
No new posts  Sticky:  Free Dynaco tube pictorials 0Bob Latino10611View latest post on Sun Nov 30, 2008 5:56 pm
by Bob Latino
No new posts  Sticky:  Free Dynaco tube schematics 0Bob Latino11197View latest post on Sun Nov 30, 2008 5:35 pm
by Bob Latino
No new posts   Cleaning vinyl records - video 10Bob Latino259View latest post Today at 1:28 am
by t8ter
No new posts   The ST70 Resurrection continues with the ST70 Resurrection Restoration Project 1, 225jrubin1615View latest post Yesterday at 10:56 pm
by jrubin
No new posts   How can I play digital files? 4solderblob137View latest post Yesterday at 3:58 pm
by cci1492
No new posts   HELP - Can't bias one socket on ST-120 10slate1243View latest post Yesterday at 11:32 am
by slate1
No new posts   VTA ST 70 20 AWG tinned copper core wire question 8Midwestside210View latest post on Thu Mar 21, 2019 9:30 pm
by Midwestside
No new posts   Mullard GZ33 NOS tube  16ImFritz334View latest post on Thu Mar 21, 2019 8:42 pm
by ImFritz
No new posts   Dynaco A-25 speakers.  9FearOfMusic783View latest post on Thu Mar 21, 2019 5:54 pm
by martin
No new posts   vta70 jj-6550 evaluation and optimal bias 11peterh491View latest post on Thu Mar 21, 2019 2:59 pm
by peterh
No new posts   Rewinding Dyanco power transforemrs 2WLT139View latest post on Thu Mar 21, 2019 9:52 am
by 10-E-C
No new posts   "Yellow sheet" diode mode, WZ68 copper cap, and start-up arcing 4eickmewg342View latest post on Wed Mar 20, 2019 1:53 pm
by Peter W.
No new posts   e80cc in center position on st-70 9bozo1846View latest post on Wed Mar 20, 2019 1:49 pm
by spantou
No new posts   Speakers and your tube amp?  6music255View latest post on Tue Mar 19, 2019 4:58 pm
by WLT
No new posts   Ordered a matched quad of TAD KT88-STR's to drop in the ST-120.... any advice? 5slate1270View latest post on Tue Mar 19, 2019 3:33 pm
by MarcVBelgium
No new posts   Bent / Splayed Power Tube Pins KT88 - Octal Tube Pin Straightener  7aguaazul224View latest post on Tue Mar 19, 2019 2:09 pm
by sKiZo
No new posts   Contact cleaner 5wildiowa240View latest post on Tue Mar 19, 2019 9:52 am
by Peter W.
No new posts   VTA M-125 amp videos 5Bob Latino234View latest post on Mon Mar 18, 2019 4:35 am
by crkohut
No new posts   PAM-1 filaments aren't lighting 3antsap226View latest post on Sat Mar 16, 2019 7:43 am
by Peter W.
No new posts   FS Sovtek KT88's 0bluemeanies99View latest post on Thu Mar 14, 2019 10:56 am
by bluemeanies
No new posts   The tune of the day 1, 2, ... , 19, 20499deepee9914766View latest post on Thu Mar 14, 2019 8:12 am
by 10-E-C
No new posts   2018 SP14vP Build Pics - updated to v2.0 8Jedidiah1257View latest post on Wed Mar 13, 2019 9:00 pm
by pedrocols
No new posts   infamous Dave Lucas " hand wound" PA060 transformer 2Antonn203View latest post on Wed Mar 13, 2019 9:32 am
by DynakitParts
No new posts   VTA ST-120 with Maggie 1.7i 10ImFritz417View latest post on Tue Mar 12, 2019 1:10 pm
by Jedidiah
No new posts   Stereo 70 SERIES II 15.6 ohm resistor 9MechEngVic302View latest post on Mon Mar 11, 2019 9:11 pm
by MechEngVic
No new posts   VTA ST 120 channel balance issue and a question 2eickmewg111View latest post on Mon Mar 11, 2019 4:34 pm
by eickmewg
No new posts   The Old A-470's cloth lead vs. new production outputs ... 9wolverine5553View latest post on Mon Mar 11, 2019 3:26 pm
by Peter W.
No new posts   Proposed Mark III Layout 1, 2, 366TN Allen6121View latest post on Sun Mar 10, 2019 3:46 pm
by TN Allen
No new posts   When to replace caps, and which ones? 4arley351View latest post on Sun Mar 10, 2019 3:30 pm
by arley
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