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   VTA ST-120 with Maggie 1.7i 15ImFritz675View latest post on Sat Mar 30, 2019 12:12 pm
by deepee99
No new posts   A New ST70 Driver Board Design? 18scrotuss703View latest post on Sat Mar 30, 2019 9:20 am
by erhard-audio
No new posts   60 Hz Hum, and What it Feels Like 4Peter W.221View latest post on Fri Mar 29, 2019 4:52 pm
by erhard-audio
No new posts   Prefered rectifier tube for VTA ST-120 2ImFritz211View latest post on Fri Mar 29, 2019 2:09 pm
by ImFritz
No new posts   SP14 tube layout.  8FearOfMusic424View latest post on Wed Mar 27, 2019 12:28 am
by Kentley
No new posts   ANK DAC 4.1 Build 1, 2, 362cci14922306View latest post on Tue Mar 26, 2019 7:23 pm
by audiobill
No new posts   Rules of thumb for testing tube amps 2Midwestside285View latest post on Mon Mar 25, 2019 7:13 pm
by Midwestside
No new posts   How can I play digital files? 7solderblob346View latest post on Sun Mar 24, 2019 11:55 pm
by buchela
No new posts   Rectifier troubleshooting 10steve46302View latest post on Sun Mar 24, 2019 11:04 pm
by Tubes4ever
No new posts   VTA ST 70 20 AWG tinned copper core wire question 8Midwestside268View latest post on Thu Mar 21, 2019 9:30 pm
by Midwestside
No new posts   Mullard GZ33 NOS tube  16ImFritz434View latest post on Thu Mar 21, 2019 8:42 pm
by ImFritz
No new posts   Dynaco A-25 speakers.  9FearOfMusic968View latest post on Thu Mar 21, 2019 5:54 pm
by martin
No new posts   vta70 jj-6550 evaluation and optimal bias 11peterh564View latest post on Thu Mar 21, 2019 2:59 pm
by peterh
No new posts   Rewinding Dyanco power transforemrs 2WLT208View 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 4eickmewg463View latest post on Wed Mar 20, 2019 1:53 pm
by Peter W.
No new posts   e80cc in center position on st-70 9bozo1889View latest post on Wed Mar 20, 2019 1:49 pm
by spantou
No new posts   Speakers and your tube amp?  6music370View 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? 5slate1325View 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  7aguaazul255View latest post on Tue Mar 19, 2019 2:09 pm
by sKiZo
No new posts   Contact cleaner 5wildiowa297View latest post on Tue Mar 19, 2019 9:52 am
by Peter W.
No new posts   VTA M-125 amp videos 5Bob Latino314View latest post on Mon Mar 18, 2019 4:35 am
by crkohut
No new posts   PAM-1 filaments aren't lighting 3antsap261View latest post on Sat Mar 16, 2019 7:43 am
by Peter W.
No new posts   FS Sovtek KT88's 0bluemeanies144View latest post on Thu Mar 14, 2019 10:56 am
by bluemeanies
No new posts   2018 SP14vP Build Pics - updated to v2.0 8Jedidiah1335View latest post on Wed Mar 13, 2019 9:00 pm
by pedrocols
No new posts   infamous Dave Lucas " hand wound" PA060 transformer 2Antonn246View latest post on Wed Mar 13, 2019 9:32 am
by DynakitParts
No new posts   Stereo 70 SERIES II 15.6 ohm resistor 9MechEngVic341View latest post on Mon Mar 11, 2019 9:11 pm
by MechEngVic
No new posts   The Old A-470's cloth lead vs. new production outputs ... 9wolverine5609View latest post on Mon Mar 11, 2019 3:26 pm
by Peter W.
No new posts   Proposed Mark III Layout 1, 2, 366TN Allen6210View latest post on Sun Mar 10, 2019 3:46 pm
by TN Allen
No new posts   When to replace caps, and which ones? 4arley393View latest post on Sun Mar 10, 2019 3:30 pm
by arley
No new posts   6GB8 tube - an upscale EL34 2howlin' hoosier210View latest post on Sat Mar 09, 2019 8:07 pm
by howlin' hoosier
No new posts   too much gain? 6buschfsu354View latest post on Sat Mar 09, 2019 12:26 am
by buschfsu
No new posts   VTA ST-120 and Variac 5 amp fuse Help appreciated  22ImFritz577View latest post on Thu Mar 07, 2019 7:09 pm
by ImFritz
No new posts   coupling cap on SP 14 10bscp486View latest post on Thu Mar 07, 2019 12:25 am
by bscp
No new posts   ST70, Gold Lion KT-77's low bias 22mmmalmberg1453View latest post on Wed Mar 06, 2019 7:04 pm
by DC92
No new posts   Random Thoughts on the Care and Feeding of Audio Equipment - Tube-Centric 0Peter W.358View latest post on Wed Mar 06, 2019 3:34 pm
by Peter W.
No new posts   New tubes too hot? 6Pad_X721View latest post on Mon Mar 04, 2019 8:59 pm
by Wharfcreek
No new posts   SP 14/ PH 14 cooling space? 2Dave_in_Va203View latest post on Sun Mar 03, 2019 5:40 pm
by Dave_in_Va
No new posts   VTA ST-120 and ohms 11coolhandjjl1871View latest post on Sun Mar 03, 2019 3:39 pm
by Bob Latino
No new posts   Strange coincidence, possible connection? 1, 230LeGrace926View latest post on Sat Mar 02, 2019 5:15 pm
by LeGrace
No new posts   ST-120 Power Switch Move 18jimmeq575View latest post on Sat Mar 02, 2019 4:05 pm
by deepee99
No new posts   Xlr inputs for vta st 70 7islanddave277View latest post on Sat Mar 02, 2019 2:45 pm
by deepee99
No new posts   Line Noise Suppression  8Peter W.540View latest post on Sat Mar 02, 2019 2:27 pm
by aguaazul
No new posts   Vacuum Tube Keyway Replacement Saver Fix Repair Broken Center Guide-Post 4aguaazul256View latest post on Sat Mar 02, 2019 12:05 am
by aguaazul
No new posts   Chasing Hum with a "new" old ST-120 - solved ! 1, 247vizsla231441View latest post on Fri Mar 01, 2019 9:01 am
by Peter W.
No new posts   7199 vs 6gh8 vs 12au7 vs 6sn7 for st70 ???? 17wantech2163View latest post on Tue Feb 26, 2019 1:15 pm
by Brap
No new posts   VTA ST-70 rectifier issues - solved ! 5Brap335View latest post on Mon Feb 25, 2019 7:08 pm
by Brap
No new posts   Original Dynaco st70 High bias one side 19tubefan9418View latest post on Mon Feb 25, 2019 7:04 pm
by Bob Latino
No new posts   Dynaco SCA35 13Peter W.602View latest post on Mon Feb 25, 2019 10:44 am
by Peter W.
No new posts   Tube and solid-state amps connected to same speakers - how to toggle? 20deepee99819View latest post on Sun Feb 24, 2019 11:13 am
by jasn54
No new posts   Sourcing 20 AWG solid core 600V wire to install the Time Delay Board 1, 226vizsla23582View latest post on Sat Feb 23, 2019 5:41 pm
by matallan
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