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  Sticky:  Place FOR SALE or WANTED audio related items in this STICKY thread 1, 224Bob Latino13632View latest post on Sun May 13, 2012 5:40 pm
by timpanogos1
No new posts  Sticky:  tube rectifier diode mod 1, 217tubes4hifi3152View latest post on Mon Feb 13, 2012 1:32 pm
by heyraz
No new posts  Sticky:  PAS3 upgrade catalog 4tubes4hifi1314View latest post on Tue Jan 31, 2012 1:56 pm
by tubes4hifi
No new posts  Sticky:  HOW TO POST A PHOTO on the Dynaco Tube Audio Forum 0Bob Latino1318View latest post on Mon Jan 09, 2012 5:20 pm
by Bob Latino
No new posts  Sticky:  Run your Dynaco ST-70, Mark II, Mark III or Mark IV in TRIODE MODE - photo 1, 2, 335Bob Latino10020View latest post on Sat Jan 07, 2012 6:46 pm
by Guest
No new posts  Sticky:  Dynaco ST-70 PC-3 driver board parts layout - photo ... 1, 2, 331Bob Latino10124View latest post on Thu Sep 29, 2011 7:23 pm
by metlmrk
No new posts  Sticky:  Dynaco lore - Differences between factory wired and kit built ST-70 - photos .. 1, 217Bob Latino5104View latest post on Mon May 16, 2011 4:18 pm
by Sutton
No new posts  Sticky:  Board layouts for the PC-5 line stage and PC-6 phono board on the PAS preamps - photos ... 3Bob Latino4291View latest post on Thu Jan 13, 2011 1:26 pm
by tubes4hifi
No new posts  Sticky:  Dynaco Mark II, Mark III driver board parts layout - photo ... 4Bob Latino4305View latest post on Tue Jul 13, 2010 12:35 pm
by DynakitParts
No new posts  Sticky:  Rebuild your Dynaco ST-35 power amp - photos .. 1, 216Bob Latino10143View latest post on Fri May 21, 2010 10:42 pm
by vleena
This topic is locked: you cannot edit posts or make replies.  Sticky:  Quick troubleshooting guide for Dynaco tube amps 0Bob Latino3648View latest post on Thu Feb 11, 2010 12:03 pm
by Bob Latino
No new posts  Sticky:  Dynaco ST-70 original driver boards - early and later versions - photos ... 1Bob Latino2405View latest post on Tue May 26, 2009 9:40 pm
by fortherecord
No new posts  Sticky:  Post up your photos of your Dynaco gear at the link inside 0Bob Latino3899View latest post on Wed Mar 18, 2009 4:13 pm
by Bob Latino
No new posts  Sticky:  Free Dynaco tube pictorials 0Bob Latino3764View latest post on Sun Nov 30, 2008 3:56 pm
by Bob Latino
No new posts  Sticky:  Free Dynaco tube schematics 0Bob Latino8454View latest post on Sun Nov 30, 2008 3:35 pm
by Bob Latino
No new posts  Sticky:  32 FREE Dynaco tube and solid state assembly manuals available for download - links inside 0Bob Latino5046View latest post on Wed Nov 26, 2008 7:42 pm
by Bob Latino
No new posts   My SP14 Build 3ruffian148View latest post Today at 7:18 pm
by t8ter
No new posts   Mk III Rebuild 1, 217harpy681View latest post Today at 4:20 pm
by Luddite
No new posts   Upgrade boards for MK IV 11howlin' hoosier369View latest post Today at 8:59 am
by howlin' hoosier
No new posts   Dynaco st 70 with VTA Driver Board or Modified Original Board 12gouldglen234View latest post on Mon May 14, 2012 6:33 pm
by GP49
No new posts   VTA PH15 Build thread PH14 1, 2, 3, 459plexus2663View latest post on Sat May 12, 2012 3:10 pm
by tubes4hifi
No new posts   WZ-68 blew up upon start up & lots of noise from right channel 1, 219pscottlowe901View latest post on Fri May 11, 2012 12:02 pm
by pscottlowe
No new posts   4 x KT88 Guitar Amp using M-125 Iron Set, now with pic of driver circuit 1, 228dunwichamps2022View latest post on Fri May 11, 2012 9:30 am
by dunwichamps
No new posts   Dyna Pas 2 and Pas 3 ,What is different between 2 model  3BOSE147View latest post on Thu May 10, 2012 9:40 am
by GP49
No new posts   Adding headphone out to SP-8 6rockinrob86127View latest post on Wed May 09, 2012 3:00 pm
by tubes4hifi
No new posts   ST70 VTA board slight hum. Preamp? 4rockinrob86260View latest post on Wed May 09, 2012 8:47 am
by rockinrob86
No new posts   SCA-35, no transformers or chassis- only $1300, plus shipping 1Blitzen133View latest post on Tue May 08, 2012 9:12 pm
by GP49
No new posts   Dynaco PAS 4 Modifications 5GMD121907View latest post on Mon May 07, 2012 1:41 pm
by Rws62
No new posts   B+ on VTA Board in MKIII 3hansfob176View latest post on Sun May 06, 2012 11:29 am
by tubes4hifi
No new posts   Time for a new board? ST70 4wildiowa248View latest post on Fri May 04, 2012 9:45 pm
by tubes4hifi
No new posts   VTA PH15 build  3pigface250View latest post on Fri May 04, 2012 9:43 pm
by tubes4hifi
No new posts   Driver tube flashing! ST-35 6hrudu90306View latest post on Fri May 04, 2012 6:25 am
by Bob Latino
No new posts   ALPS volume control replacement on PAS3 1, 217alyosha652View latest post on Mon Apr 30, 2012 2:24 pm
by hawaii.ken
No new posts   opinions requested 5masonpowell341View latest post on Mon Apr 30, 2012 10:49 am
by masonpowell
No new posts   Altering the feedback line on a VTA boarded ST-70/ST-120 amp 4Bob Latino549View latest post on Sun Apr 29, 2012 9:45 pm
by kaner
No new posts   Volume, Tone Controls, and Input Switching 4tomlang824View latest post on Sun Apr 29, 2012 2:52 pm
by Captain Coconut
No new posts   Driver stage of ST 70 an SCA 35 comparison  2sailor232View latest post on Sun Apr 29, 2012 10:39 am
by sailor
No new posts   PAS 2 and ST-35 on Dynaco/Scandyna A30X? 3gatchaman208View latest post on Thu Apr 26, 2012 4:44 pm
by gatchaman
No new posts   M-125 Installation of Watt / dB Meters  6happyjack402View latest post on Wed Apr 25, 2012 10:20 pm
by happyjack
No new posts   5-10w resistors? 3wildiowa153View latest post on Wed Apr 25, 2012 4:20 pm
by plexus
No new posts   Link to Dynaco SCA-35 rebuild article - good information 7Bob Latino1395View latest post on Wed Apr 25, 2012 3:26 pm
by rmyauck
No new posts   VTA Mk3 Octal Driver board mod to use 7193? 3plexus227View latest post on Wed Apr 25, 2012 11:36 am
by plexus
No new posts   ST 120 - Blown Fuse  8River585View latest post on Tue Apr 24, 2012 12:39 pm
by nmchiefsfan
No new posts   CL-90 Inrush current limiter for ST-70 8wazowski968View latest post on Tue Apr 24, 2012 9:27 am
by plexus
No new posts   Bridged ST-70 or ST-120 Amps? 10hamrhed971055View latest post on Tue Apr 24, 2012 8:17 am
by Bob Latino
No new posts   Tube Rolling question  2pigface201View latest post on Mon Apr 23, 2012 10:37 pm
by ruffian
No new posts   stepped attenuator 3baddog1946217View latest post on Mon Apr 23, 2012 6:04 pm
by tubes4hifi
No new posts   VTA stepped attenuator in place of my PAS-3 13RockyAM655View latest post on Mon Apr 23, 2012 5:49 pm
by tubes4hifi
No new posts   Diode Mod plus TDR 7WntrMute2257View latest post on Mon Apr 23, 2012 5:22 pm
by 1973shovel
No new posts   Speakercable to hook up ST-35 to Scandyna A30X 3gatchaman146View latest post on Sun Apr 22, 2012 1:59 pm
by wbain
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