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Topics | Replies | Author | Views | Last Posts | ||
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Announcement: dual rectifiers for ST120 & ST70 amps 1, 2 | 30 | Roy Mottram | 4159 | Sat Dec 02, 2023 6:27 pm by GAflubug | ||
Announcement: Tubes IN STOCK - Tung-Sol, Gold Lion, Electro-Harmonix, Svetlana, Sovtek, JJ | 2 | Dan W | 883 | Thu Sep 07, 2023 9:00 pm by Dan W | ||
Announcement: blown tubes | 0 | Roy Mottram | 1387 | Thu Jun 08, 2023 7:51 pm by Roy Mottram | ||
ST120 power section oscillation using Pavel's AB-Qi ST70/120 autobias board | 21 | HDroller | 1262 | Wed Oct 04, 2023 1:20 am by pavlikkkk | ||
Little sound from left channel | 5 | Scillitoe | 393 | Mon Oct 02, 2023 5:58 pm by peterh | ||
No sound from system | 5 | Dusterdave | 385 | Mon Oct 02, 2023 11:49 am by Dusterdave | ||
ST70 Voltages High | 3 | moodyj2000 | 308 | Tue Sep 26, 2023 4:27 pm by Bob Latino | ||
Catastrophic failure of my VTA ST70 | 11 | James_Weir | 1006 | Fri Sep 22, 2023 1:10 pm by James_Weir | ||
ST-70 Dual Rectifier V2 install questions | 1 | James_Weir | 562 | Fri Sep 22, 2023 3:25 am by James_Weir | ||
Dynaco St-70 Driver Board Resistor | 6 | rudes | 479 | Thu Sep 21, 2023 8:55 am by WLT | ||
Picture of ST-70 | 0 | dbster | 391 | Wed Sep 20, 2023 7:28 pm by dbster | ||
Music Stopped , Variac Fuse blue for VTA-120 Amp - fixed ! | 2 | Hops | 417 | Sat Sep 16, 2023 6:44 pm by Hops | ||
Dynaco MK III paint color question | 0 | WLT | 345 | Sat Sep 16, 2023 10:25 am by WLT | ||
ST70 PCB Cover | 4 | MarkS57 | 430 | Wed Sep 13, 2023 12:12 pm by StereoGaryo | ||
Replaced my Genalex kT66 with the newer Tuns-sol 7581A tubes | 18 | truebluephil | 1979 | Wed Sep 13, 2023 9:54 am by knotscott | ||
A stepped attenuator for your ST-70/ST-120 | 16 | Bob Latino | 10907 | Tue Sep 12, 2023 9:55 am by Dan W | ||
Paoli 60M questions | 12 | FritoP | 948 | Tue Sep 05, 2023 9:38 am by Wotan | ||
Buzzing speaker noise and blue light in an output tube on start-up, ST-70 | 3 | Aljaheejus | 224 | Sun Sep 03, 2023 9:33 pm by Big Harry | ||
wiring new banana speaker posts with original ST 70 output transformers | 3 | James_Weir | 545 | Sat Sep 02, 2023 2:47 pm by Knobs | ||
Adding auxillary filament transformer? | 3 | arficus | 404 | Tue Aug 29, 2023 10:10 am by New2Tubez | ||
LM344 possible failure on vta st-70 driver board. | 4 | fzapped | 334 | Sun Aug 27, 2023 5:08 pm by Bob Latino | ||
Wire Extension - Proper method | 2 | penguinpages | 359 | Sat Aug 26, 2023 4:53 pm by Big Harry | ||
Need Help Getting Bias Right For KT66 On An Original ST70 1, 2 | 26 | evangerardo | 1647 | Sat Aug 26, 2023 12:22 pm by Seamus | ||
SDS LABS Capacitor Board Dynaco PAS 3 | 4 | fmzip | 335 | Fri Aug 25, 2023 9:28 pm by fmzip | ||
Tube Tester - Recommendations | 8 | penguinpages | 1049 | Fri Aug 25, 2023 7:57 pm by Seamus | ||
What to do? | 8 | settador | 423 | Fri Aug 25, 2023 10:12 am by settador | ||
ST-120 - Debug / Repair Left Rear 20vdc | 12 | penguinpages | 505 | Thu Aug 24, 2023 10:01 pm by penguinpages | ||
Speaker AB Switch | 4 | rwbaker | 299 | Sat Aug 19, 2023 12:52 am by peterh | ||
Hiss/Whoosh Sound ST-120 | 13 | krcrisp | 618 | Fri Aug 18, 2023 7:49 pm by Roy Mottram | ||
Coupling Cap Substitutions? | 15 | vtshopdog | 3167 | Thu Aug 17, 2023 8:14 am by Buck_R0gers | ||
ST70 bias is .56 instead of 1.56 | 6 | CAEMI | 510 | Thu Aug 17, 2023 8:09 am by Buck_R0gers | ||
Capacitor and sound quality | 18 | Sprags | 7180 | Fri Aug 11, 2023 12:48 am by pedrocols | ||
Power switch wiring. | 3 | Njrob | 458 | Thu Aug 10, 2023 4:32 pm by Roy Mottram | ||
digital bias meters | 0 | Roy Mottram | 562 | Thu Aug 10, 2023 2:14 pm by Roy Mottram | ||
Tubes for VTA ST-120 | 11 | Hops | 1278 | Sat Aug 05, 2023 10:44 pm by Njrob | ||
ANNOUNCEMENT about Tubes4HiFi | 2 | Roy Mottram | 4209 | Tue Aug 01, 2023 12:39 am by New2Tubez | ||
my first st 70 | 7 | Scott from west seneca | 414 | Thu Jul 27, 2023 12:16 pm by peterh | ||
Vtast120 and the new fuse kit questions. | 3 | Njrob | 498 | Thu Jul 27, 2023 11:30 am by Roy Mottram | ||
New (Old) Guy | 3 | mwagn_1 | 613 | Fri Jul 14, 2023 5:38 pm by Brap | ||
Hammond 1650E | 4 | Junksleep | 611 | Thu Jul 13, 2023 8:09 pm by Dan W | ||
Ph 14 looking manual | 1 | Jim | 1040 | Mon Jul 03, 2023 4:59 pm by Dale Stevens | ||
looking for volume and selector knobs for dynaco pas2 1, 2 | 34 | vuejaday | 1893 | Fri Jun 30, 2023 12:44 pm by vuejaday | ||
PAS 3 Shielded Phono Cabling | 1 | moodyj2000 | 1136 | Thu Jun 29, 2023 7:04 pm by jwb474 | ||
SCA 35 trouble | 8 | Junksleep | 827 | Tue Jun 27, 2023 6:53 pm by Roy Mottram | ||
Octal driver board when used for VTA ST-120 | 1 | StevieRay | 1241 | Tue Jun 27, 2023 6:51 pm by Roy Mottram | ||
I have a pair of Dynaco original Mark IV's. One is dead. The other is playing but..... | 2 | ng8264723 | 453 | Mon Jun 26, 2023 8:50 am by WLT | ||
blown tubes | 1 | Roy Mottram | 665 | Thu Jun 08, 2023 9:14 pm by New2Tubez | ||
VTA M-125 amp videos | 7 | Bob Latino | 1198 | Thu Jun 08, 2023 4:07 pm by Dan W | ||
PH 14 phone amp hum | 4 | Jim | 506 | Tue Jun 06, 2023 1:36 pm by Jim | ||
Ruby 5U4GC Red Plating | 18 | Tom Pickett | 1179 | Mon May 29, 2023 4:41 pm by Roy Mottram | ||
Preamplifier & Power Amplifier Compatibility | 3 | TN Allen | 547 | Mon May 29, 2023 4:33 pm by Roy Mottram | ||
A Couple Of Front Panel Queries | 7 | jwb474 | 669 | Mon May 29, 2023 11:26 am by jwb474 | ||
Ph 14 phone amp | 2 | Jim | 422 | Mon May 29, 2023 8:00 am by Jim |
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