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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  Announcement:  dual rectifiers for ST120 & ST70 amps 21tubes4hifi1805View latest post Fri Sep 08, 2023 8:35 am
by Ianedwin
No new posts  Announcement:  Tubes IN STOCK - Tung-Sol, Gold Lion, Electro-Harmonix, Svetlana, Sovtek, JJ 2Dan W212View latest post Thu Sep 07, 2023 9:00 pm
by Dan W
No new posts  Announcement:  blown tubes 0tubes4hifi765View latest post Thu Jun 08, 2023 7:51 pm
by tubes4hifi
No new posts   Mk III Bias issues 11stevenally1963View latest post Wed Mar 15, 2023 2:36 pm
by peterh
No new posts   M125 Re do and autobias install. 10Rec852View latest post Sun Mar 12, 2023 4:40 pm
by Rec
No new posts   Upgrading my VTA st-70 so I can use KT-88 tubes 8truebluephil796View latest post Fri Mar 10, 2023 10:00 pm
by Bob Latino
No new posts   Vinyl records now outselling CD's ! hard to believe ? 0Bob Latino251View latest post Fri Mar 10, 2023 7:45 pm
by Bob Latino
No new posts   ST70 humming with inputs shorted 19DrBrown635View latest post Fri Mar 10, 2023 12:06 pm
by peterh
No new posts   ST-120 LM334 burnout 7grosen1089View latest post Wed Mar 08, 2023 6:14 pm
by Bob Latino
No new posts   What would cause -70vac at the -50vac st120 13Njrob395View latest post Tue Mar 07, 2023 2:29 pm
by Bob Latino
No new posts   Rectifier thermistor won't do the trick. Ametherm responds 3Njrob362View latest post Mon Mar 06, 2023 3:40 pm
by Njrob
No new posts   Decisions, Decisions, Decisions! 11Allang2521View latest post Sat Mar 04, 2023 10:04 pm
by Njrob
No new posts   Ditched the thermistor new measurements here 0Njrob198View latest post Thu Mar 02, 2023 11:43 pm
by Njrob
No new posts   What good is a thermistor on a solid state rectifier? 8Njrob389View latest post Thu Mar 02, 2023 3:13 pm
by Njrob
No new posts   12at7 center high pitch noise vta120 4Njrob173View latest post Thu Mar 02, 2023 2:43 pm
by Njrob
No new posts   Link to Dynaco SCA-35 rebuild article - good information 8Bob Latino10453View latest post Wed Mar 01, 2023 1:31 pm
by Oldtube
No new posts   FM-5 Tuner Weak & In/Out Receive 48xlaxx1694View latest post Tue Feb 28, 2023 10:05 pm
by Njrob
No new posts   The Perfect Gift 1, 233CletusB1691View latest post Tue Feb 28, 2023 9:09 am
by Brap
No new posts   Shaky bias experience 3Albert476View latest post Mon Feb 27, 2023 10:11 am
by Albert
No new posts   BASS pot for an sca-35 dynaco 9carcy412View latest post Mon Feb 27, 2023 12:56 am
by New2Tubez
No new posts   220V to 110V for a PAS-3 or SCA35 Dynaco 5carcy537View latest post Fri Feb 24, 2023 10:51 am
by billinrio
No new posts   Speaker load on ST-120 10monkuboy1136View latest post Thu Feb 23, 2023 11:16 pm
by Tubes4ever
No new posts   Voltage readings with ws1T vta st120 at 113v 0Njrob143View latest post Thu Feb 23, 2023 8:53 am
by Njrob
No new posts   Dynaco Stereo 70 Noise Issue 18misterc571039View latest post Wed Feb 22, 2023 1:04 pm
by misterc57
No new posts   Thermistor or not in a ss rectifier with tdr 2Njrob222View latest post Tue Feb 21, 2023 10:08 pm
by Njrob
No new posts   Initial charging of can cap 0Njrob169View latest post Tue Feb 21, 2023 3:21 pm
by Njrob
No new posts   ? SDS capacitor board upgrade from triode usa 5Njrob289View latest post Mon Feb 20, 2023 9:53 pm
by Njrob
No new posts   SCA-35 PEC555002 broken... 3carcy239View latest post Mon Feb 20, 2023 3:38 pm
by peterh
No new posts   ? Diode mod from pin8 to can cap 0Njrob150View latest post Sun Feb 19, 2023 7:53 pm
by Njrob
No new posts   chassis voltage  14dmagazz1329View latest post Sat Feb 18, 2023 5:57 pm
by Grizz
No new posts   Stepped Attenuator for Latino VTA ST-70 1Chris A232View latest post Sat Feb 18, 2023 5:43 am
by Chris A
No new posts   ? Wire type from tdr to kt88 heater 2 and 7 and ws1 4 and 6 0Njrob172View latest post Fri Feb 17, 2023 8:39 am
by Njrob
No new posts   ? Initial startup after WS1 and TDR installation procedures  0Njrob137View latest post Fri Feb 17, 2023 8:32 am
by Njrob
No new posts   ST70 Modifications 6TheCaddyMan99675View latest post Thu Feb 16, 2023 4:30 pm
by peterh
No new posts   Little question about size of sca-35 boards 2carcy305View latest post Thu Feb 09, 2023 2:07 pm
by carcy
No new posts   VTA MK3 Oscillation. NFB? 9MHProd702View latest post Fri Feb 03, 2023 12:53 pm
by peterh
No new posts   ST-70 output transformers 7moodyj2000443View latest post Thu Feb 02, 2023 11:40 pm
by tubes4hifi
No new posts   Help understanding ws1 rectifier.  7Njrob547View latest post Thu Feb 02, 2023 11:34 pm
by tubes4hifi
No new posts   Your opinion on tubes for a PAS3 dynaco preamp  7carcy416View latest post Wed Feb 01, 2023 3:20 pm
by tubes4hifi
No new posts   Mark III bias 6NikmarkIII337View latest post Wed Feb 01, 2023 4:22 am
by NikmarkIII
No new posts   Feedback capacitors C11, C12 2colin86325298View latest post Mon Jan 30, 2023 4:08 pm
by colin86325
No new posts   Restoring a Stereo 70 Series II 4Andy B964View latest post Sun Jan 29, 2023 9:43 am
by Bob Latino
No new posts   ST-70 Power Transformer 3moodyj2000748View latest post Sat Jan 28, 2023 9:27 pm
by Bob Latino
No new posts   ST 120 and the 5ar4 tube. 3Gabriel632View latest post Tue Jan 24, 2023 4:28 pm
by tubes4hifi
No new posts   NEW TO ME PAS-3X QUESTIONS 1moodyj2000286View latest post Tue Jan 24, 2023 1:54 pm
by peterh
No new posts   ST-70 CHASSIS 7moodyj2000681View latest post Tue Jan 24, 2023 10:24 am
by peterh
No new posts   PAS Faceplate Cleaning 0moodyj2000295View latest post Mon Jan 23, 2023 5:55 pm
by moodyj2000
No new posts   I tried a set of Gold Lion KT66 tubes????? 22opti-mos pat11331View latest post Thu Jan 19, 2023 10:14 am
by Brap
No new posts   mk3 voltage  9JohnS531View latest post Thu Jan 19, 2023 12:56 am
by JohnS
No new posts   Dynaco pas2 paired with vta m125's 3Audiosoldier1979427View latest post Mon Jan 16, 2023 4:38 am
by peterh
No new posts   need advice 2Mazen0822535View latest post Sun Jan 15, 2023 5:10 pm
by Blitzen
No new posts   Subwoofer question 6docswanson1294View latest post Sat Jan 14, 2023 5:58 pm
by sweden
No new posts   MK3 question 7SS904807View latest post Mon Jan 09, 2023 2:17 pm
by Seamus
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