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Topics	Replies	Author	Views	Last Posts
Announcement: dual rectifiers for ST120 & ST70 amps 1, 2	30	Roy Mottram	4150	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	880	Thu Sep 07, 2023 9:00 pm by Dan W
Announcement: blown tubes	0	Roy Mottram	1379	Thu Jun 08, 2023 7:51 pm by Roy Mottram
VTA-Board upgrade ST-70?	1	tubey1	479	Sun Jan 23, 2022 4:03 pm by Roy Mottram
SP9 Preamp Hum - Only w/Phono Tubes	1	tjplatt	428	Fri Jan 21, 2022 3:04 pm by Roy Mottram
ST-120 Rectifier Options?	11	98indypacer	1146	Fri Jan 21, 2022 2:51 pm by Roy Mottram
VTA ST-120 Wiring For 16ohm Speakers	1	Mad Dog	324	Fri Jan 21, 2022 2:25 pm by Roy Mottram
VTA ST120 and Infinity Kappa 7's	2	thevic24	274	Fri Jan 21, 2022 12:40 pm by thevic24
ST120 click/flash in one tube	16	grosen	1038	Thu Jan 20, 2022 6:18 pm by Bob Latino
Auto Bias board for VTA ST120 - do the LEDs really need to be visible	3	ChetJettison	547	Tue Jan 18, 2022 3:43 pm by New2Tubez
Comprehensive tube list???	9	Rbertalotto	2274	Mon Jan 17, 2022 8:12 pm by hottyson
VTA-120 all in 1 (almost) PCB	8	Chad Spackman	1238	Sat Jan 15, 2022 9:43 am by Chad Spackman
ignore, posted in the wrong place.	0	misterc57	290	Fri Jan 14, 2022 4:06 pm by misterc57
M-125 break-in with Dummy load resistor.	2	Beanhead	428	Wed Jan 12, 2022 5:15 pm by Beanhead
new amp style - vote your opinion ! 1, 2	32	Roy Mottram	2554	Sun Jan 09, 2022 2:24 pm by New2Tubez
Panor / Dynaco ST80 - distortion one channel at higher volumes	12	boeingpilot	1295	Fri Jan 07, 2022 6:26 am by boeingpilot
PAS Signal Chain Weirdness... What should a square wave look like as it goes through the gain stages?	4	kenmwallace	458	Fri Jan 07, 2022 1:39 am by Roy Mottram
PAS3X Phono Pre-amp	2	radiojer	634	Thu Jan 06, 2022 2:12 pm by audioregenesis
Hook up wire for SP12/PH6 combo	1	duder1982	400	Sun Jan 02, 2022 10:52 pm by duder1982
Taking a brake everyone....:-)	2	Tom Pickett	885	Thu Dec 30, 2021 5:55 pm by New2Tubez
Original Dynaco ST-70 120hz intermittent low hum with new EL34 tubes	5	Bainbridge	848	Wed Dec 29, 2021 2:41 pm by Seamus
Hum problem on one channel	6	Telescope12	504	Wed Dec 29, 2021 11:50 am by corndog71
ST-70 VTA Driver and Triode Cap Board upgrade results.	0	Sfguitarworks	693	Mon Dec 27, 2021 6:15 pm by Sfguitarworks
Help with new to me ST-120 Stereo Amplifier - Scratchy noise in right channel 1, 2	30	Peacemaker	2032	Tue Dec 14, 2021 10:19 pm by MechEngVic
Scratchy noise noise from your amp	0	rembrandt!	429	Tue Dec 14, 2021 7:32 am by rembrandt!
VTA ST 70 16 ohm output to speakers	9	Dave_in_Va	1161	Mon Dec 13, 2021 9:46 pm by Mad Dog
Stepper Type Level Control available???	9	Rbertalotto	692	Mon Dec 13, 2021 5:07 pm by Bob Latino
NOOB Here...	10	Mission	1425	Sat Dec 11, 2021 9:42 pm by Mission
VTA M-125 hum	2	syrinxcs	743	Sat Dec 11, 2021 3:57 pm by Tom
Selling ST120...Maybe	5	Rbertalotto	966	Sat Dec 11, 2021 3:03 pm by Rbertalotto
Eastern PA help needed with st70	4	Huck	641	Thu Dec 09, 2021 4:51 pm by WLT
ST120 left channel dropping out - problem solved !	15	ChetJettison	751	Wed Dec 08, 2021 9:29 am by Bob Latino
ST120 Driver Tubes: Should they all be the same?	4	ChetJettison	933	Tue Dec 07, 2021 10:26 am by DavidR
A-430 or A-431 winding	5	fobya71	1479	Thu Dec 02, 2021 10:44 am by stewdan
KEF LS50 Meta with VTA ST120	1	Rbertalotto	459	Thu Nov 25, 2021 7:42 pm by Bob Latino
Tetrode Tubes with Triode Switch Mod on Dynakit St70	3	immemory	603	Sat Nov 20, 2021 4:06 pm by peterh
Anyone tried jb Capacitors in a PAS	1	breading	556	Fri Nov 19, 2021 1:03 pm by corndog71
A bright flash, a low dull thunk and diminished volume 1, 2, 3	63	Mr C	3902	Thu Nov 18, 2021 7:29 pm by Andy Jersey
Average life of an OT?	5	Guest	1079	Thu Nov 18, 2021 5:19 pm by Jim McShane
Pas Loses audio In One Channel	2	rudes	426	Wed Nov 17, 2021 9:22 pm by Dave_in_Va
Thank you Bob Latino...	22	AmpedUp	2119	Wed Nov 17, 2021 9:49 am by Section1
M-125 volume problem - fixed ! 1, 2	27	IntarsiaGuy	1746	Mon Nov 15, 2021 9:42 pm by Bob Latino
My life is ruined...	5	rustybutt	1621	Fri Nov 12, 2021 7:11 pm by Roy Mottram
Analog Bias Meters For The VTA ST-120	12	Tom Pickett	2406	Fri Nov 12, 2021 6:59 pm by Roy Mottram
Dynaco SCA-35 hum/ground issue	2	Vimmy	750	Fri Nov 12, 2021 2:33 pm by boscode
TriodeUSA ST-70 amp clipping below rated output	16	jeffjmr	1277	Mon Nov 01, 2021 2:45 pm by jeffjmr
Opinions - Bad Recordings + Revealing Speakers + Triode Mode	10	IntarsiaGuy	1214	Sun Oct 31, 2021 2:29 pm by New2Tubez
Dynaco PAS 3 Hum	9	breading	1298	Sat Oct 30, 2021 3:10 am by peterh
Build ST35 with 6V6 rather than EL84?	2	len42	824	Fri Oct 29, 2021 9:41 pm by corndog71
online preamps?	6	edman44	777	Fri Oct 29, 2021 2:33 pm by Tube Nube
Biasing - Ultralinear vs Triode mode.	2	boeingpilot	765	Fri Oct 29, 2021 1:29 pm by boeingpilot
6SN7 Driver Board Alternate Uses	1	TN Allen	746	Wed Oct 27, 2021 12:29 pm by Roy Mottram
ST-120 Problems	2	RogerRef	901	Mon Oct 25, 2021 8:04 am by Bob Latino