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   Speaker terminal wiring for VTA70 upgrade 2erniegiro202View latest post on Wed Oct 28, 2020 11:18 am
by erniegiro
No new posts   Random shock turning off ST-70 5polarflux393View latest post on Mon Oct 26, 2020 6:25 pm
by Bob Latino
No new posts   NOS tubes for my ST-35 5soundz915212View latest post on Sat Oct 24, 2020 4:57 pm
by WLT
No new posts   ST-35 fuse blown 20soundz915345View latest post on Sat Oct 24, 2020 4:52 pm
by WLT
No new posts   Bias setting for original ST70 18erniegiro489View latest post on Wed Oct 21, 2020 8:12 pm
by erniegiro
No new posts   Bias question 1, 246Skelt1433View latest post on Tue Oct 20, 2020 3:52 pm
by Skelt
No new posts   Need opinions on new equipment acquired 11gjmess547View latest post on Tue Oct 20, 2020 10:14 am
by peterh
No new posts   New Octal VTA-70 hiss question 6ttownscott313View latest post on Tue Oct 20, 2020 3:20 am
by ttownscott
No new posts   Preamp for ST70 21jeffjmr1096View latest post on Mon Oct 19, 2020 10:59 pm
by tubes4hifi
No new posts   TDR Relay with Tube Rectifier 10jimmeq458View latest post on Sun Oct 18, 2020 3:45 pm
by monkuboy
No new posts   VTA70 board mod advantage of increased capacitance 4erniegiro258View latest post on Sat Oct 17, 2020 7:14 pm
by erniegiro
No new posts   Blown Fuse on an original Dynaco ST-70 HELP 3danagr235View latest post on Sat Oct 10, 2020 2:46 pm
by danagr
No new posts   12ax7 to 12bz7 4Tom402View latest post on Sat Oct 10, 2020 11:07 am
by Tom
No new posts   Tube Replacement: 6550WE with GZ33 or GL KT88 and 5AR4 2dalemurray385View latest post on Fri Oct 09, 2020 12:03 am
by dalemurray
No new posts   Troubleshooting help needed for brand new VTA ST-120 - solved ! 1, 245alanhuth1821View latest post on Thu Oct 08, 2020 3:05 pm
by alanhuth
No new posts   Red Plate, V6 - two year old ST-120 with original 6550 8dalemurray340View latest post on Wed Oct 07, 2020 10:29 pm
by dalemurray
No new posts   Low voltage power transformer 12gwvenus56398View latest post on Mon Oct 05, 2020 4:22 pm
by Wharfcreek
No new posts   Dynaco ST-70 Series 3 5Spoon351View latest post on Sun Oct 04, 2020 1:16 pm
by rjpjnk
No new posts   How to make your own custom circuit boards with a 3-D printer 0baddog1946175View latest post on Sun Oct 04, 2020 12:04 pm
by baddog1946
No new posts   Optimal voltage for our amps 5Mr C354View latest post on Fri Oct 02, 2020 5:11 pm
by vinylb
No new posts   VTA ST-70 with 12 or 16 ohm speakers 5vinylb256View latest post on Thu Oct 01, 2020 5:16 pm
by Bob Latino
No new posts   VTA / MKIII bias resistor 5wgallupe305View latest post on Thu Oct 01, 2020 2:50 pm
by wgallupe
No new posts   Need schematic and layout for Dyna PAS preamp 3case310350216View latest post on Tue Sep 29, 2020 7:57 am
by Bob Latino
No new posts   VTA/PAS4 Build 4stewdan685View latest post on Sun Sep 27, 2020 1:07 pm
by peterh
No new posts   Protect my amp? 6Guest431View latest post on Sat Sep 26, 2020 12:38 pm
by solderblob
No new posts   Older VTA ST-120 tubes 9davidness865View latest post on Fri Sep 25, 2020 8:01 am
by Bob Latino
No new posts   Dynaco ST70 VTA board issues  1Kulchinski1993202View latest post on Thu Sep 24, 2020 8:26 pm
by MechEngVic
No new posts   Dynakit Stereo 70 Stopped Audio Out 9tndave123446View latest post on Thu Sep 24, 2020 12:51 pm
by tndave123
No new posts   Dirty Tube Sockets?!?!?! 8MechEngVic590View latest post on Sun Sep 20, 2020 7:47 pm
by DavidR
No new posts   MKiii Output Transformer 3rudes329View latest post on Sat Sep 19, 2020 10:16 pm
by stewdan
No new posts   VTA-70 Tube Amplifier?  24Guest918View latest post on Sat Sep 19, 2020 8:14 am
by PeterCapo
No new posts   Removing Anodization 3Mr C290View latest post on Sat Sep 12, 2020 5:05 am
by mijohn
No new posts   Catastrophic failure of auto bias board in M-125 10FearOfMusic1137View latest post on Fri Sep 11, 2020 9:40 pm
by aguaazul
No new posts   ST70 diode warning 1, 228jeffjmr1390View latest post on Fri Sep 11, 2020 8:25 pm
by jeffjmr
No new posts   Newbee- Lots of Dynaco Questions 4LBK325View latest post on Thu Sep 10, 2020 2:38 am
by peterh
No new posts   VTA-ST70 chassis dimensions 2vinylb143View latest post on Tue Sep 08, 2020 12:14 pm
by vinylb
No new posts   Just had a 6550 Red Plate on a VTA-120 8Hops915View latest post on Thu Sep 03, 2020 1:36 am
by peterh
No new posts   Original Dynakit ST70 - Quad cap is vibrating with the music 22Potato_Head838View latest post on Wed Sep 02, 2020 9:17 pm
by Potato_Head
No new posts   Tube temperature 2MarcVBelgium247View latest post on Wed Sep 02, 2020 7:47 am
by MarcVBelgium
No new posts   Stereo 70 Repair Diagnostics & Journal 4misterc57369View latest post on Fri Aug 28, 2020 9:19 am
by peterh
No new posts   Help on Mods original Dynaco ST-70 with VTA board/PAS3X 9Pigboat1258View latest post on Mon Aug 24, 2020 2:02 pm
by Pigboat
No new posts   Voltage regulator vs VARIC vs Power Conditioner 1, 228jsl12341763View latest post on Mon Aug 24, 2020 1:50 pm
by Hops
No new posts   vta st 70 octal voltage chart 4kost283View latest post on Sun Aug 23, 2020 2:20 pm
by alanhuth
No new posts   ST-70 Tube Rectifier Duplication 1franksr206View latest post on Sun Aug 23, 2020 2:27 am
by peterh
No new posts   Canadian company has acquired the "Dynaco" trade name ? 1, 2, ... , 5, 6126Bob Latino10499View latest post on Sun Aug 23, 2020 2:23 am
by peterh
No new posts   M-125s are nice 3Tom478View latest post on Fri Aug 21, 2020 11:13 am
by Tom
No new posts   I rebuilt my ST35 with FPE - with mistakes. 11corndog711014View latest post on Mon Aug 17, 2020 9:55 pm
by Wharfcreek
No new posts   Looking for more top end sparkle 23eminence1963704View latest post on Mon Aug 17, 2020 5:14 pm
by corndog71
No new posts   Long Speaker Wires/Short Interconnects or Long Interconnects/Short Speaker Wires? 3knotscott453View latest post on Mon Aug 17, 2020 1:44 pm
by OneyedK
No new posts   My first kit ever. My VTA ST-120 1, 226Rich5808View latest post on Sun Aug 16, 2020 1:26 am
by Rich
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