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Topics	Replies	Author	Views	Last Posts
Announcement: dual rectifiers for ST120 & ST70 amps 1, 2	30	Roy Mottram	4104	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	857	Thu Sep 07, 2023 9:00 pm by Dan W
Announcement: blown tubes	0	Roy Mottram	1369	Thu Jun 08, 2023 7:51 pm by Roy Mottram
Sticky: tube rectifier "yellow sheet" diode mod 1, 2, 3, 4	98	Roy Mottram	28338	Sat Feb 17, 2024 11:41 am by Seamus
Sticky: Place FOR SALE or WANTED audio related items in this STICKY thread	5	Bob Latino	40712	Sat Jan 06, 2024 12:00 am by Roy Mottram
Sticky: tone controls? yes - or no ? 1, 2	41	Roy Mottram	13789	Fri Dec 01, 2023 3:05 am by Wharfcreek
Sticky: The tune of the day 1, 2, ... , 24, 25	611	deepee99	21075	Sat Feb 25, 2023 12:34 pm by Doug_P
Sticky: PAS3 RIAA mod	17	Roy Mottram	11012	Mon Jan 23, 2023 7:26 am by carcy
Sticky: Board layouts for the PC-5 line stage and PC-6 phono board on the PAS preamps - photos ... 1, 2	31	Bob Latino	13603	Fri Oct 08, 2021 8:50 pm by Roy Mottram
Sticky: VTA ST-70, VTA ST-120 and VTA M-125 amplifier information	19	Bob Latino	14393	Sat Jul 10, 2021 6:06 pm by Bob Latino
Sticky: Run your Dynaco ST-70, Mark II, Mark III or Mark IV in TRIODE MODE - photo 1, 2	41	Bob Latino	15078	Mon Jul 05, 2021 11:59 am by jrethorst
Sticky: Dynaco lore - Differences between factory wired and kit built ST-70 - photos .. 1, 2	34	Bob Latino	16116	Fri May 14, 2021 11:18 am by traderthom
Sticky: info for posting on this forum	2	Roy Mottram	1695	Sat Aug 24, 2019 10:04 pm by Roy Mottram
Sticky: Dynaco ST-70 PC-3 driver board parts layout - photo ... 1, 2	37	Bob Latino	16952	Mon Jun 25, 2018 1:38 pm by dmagazz
Sticky: latest 2021 SP14 photos	0	Roy Mottram	5252	Thu Feb 22, 2018 3:22 pm by Roy Mottram
Sticky: Differences between the original ST-70 and my VTA ST-70 ?	6	RockyAM	12468	Tue Jun 27, 2017 7:53 pm by Bob Latino
Sticky: HOW TO POST A PHOTO on the Dynaco Tube Audio Forum	13	Bob Latino	9852	Fri Jun 02, 2017 10:16 am by Bob Latino
Sticky: Rebuild your Dynaco ST-35 power amp - photos ..	20	Bob Latino	13367	Sat Apr 30, 2016 12:16 pm by retepnommel
Sticky: Rebuilding your Dynaco ST-70 videos	0	Bob Latino	7307	Tue Oct 27, 2015 1:18 pm by Bob Latino
Sticky: 32 FREE Dynaco tube and solid state assembly manuals available for download - links inside	4	Bob Latino	11131	Wed Dec 11, 2013 6:44 pm by peterh
Sticky: Quick troubleshooting guide for Dynaco tube amps	0	Bob Latino	12256	Thu Feb 11, 2010 2:03 pm by Bob Latino
Sticky: Post up your photos of your Dynaco or VTA gear at the link inside	0	Bob Latino	11028	Wed Mar 18, 2009 5:13 pm by Bob Latino
Sticky: Free Dynaco tube pictorials and schematics	0	Bob Latino	12149	Sun Nov 30, 2008 5:56 pm by Bob Latino
NFB resistor	1	Rec	62	Yesterday at 10:18 pm by Bob Latino
ST-70 Strange Behavior	1	moodyj2000	142	Thu Apr 25, 2024 8:22 pm by Mr Ridesglide
Purchasing a ST 70 Kit - Not as Easy as I'd Like!	4	Mr Ridesglide	202	Tue Apr 23, 2024 9:04 pm by Brap
ST-120 Supplementary Cap Module - What Specific Caps These Days?	4	arledgsc	274	Tue Apr 23, 2024 12:15 pm by Seamus
Wanted To Buy: ST-70 Bottom Cover	1	jviss	138	Mon Apr 22, 2024 8:52 pm by Mr Ridesglide
Mark iii with EL34 - Bias%?	7	smilan	622	Mon Apr 22, 2024 7:54 am by fredeb
Dynaco ST-70 Buzzing in Left Channel	8	Blue Apple	326	Thu Apr 18, 2024 5:13 pm by Blue Apple
Dynaco ST-35 Power Supply Diodes	3	rudes	357	Tue Apr 16, 2024 8:38 am by Rec
Rectifier tube gone bad?	7	FGub	521	Sun Apr 14, 2024 10:29 am by halfpint6664
ST70 makes a very brief but startling sound	2	kayvee	314	Sun Apr 07, 2024 2:04 pm by kayvee
ST-70 Power Transformer	7	moodyj2000	1684	Wed Apr 03, 2024 8:57 am by Steve Podski
Surging hum followed by crackle, then repeats - both channels	3	aichholzer	339	Sun Mar 31, 2024 7:00 pm by aichholzer
BIAS problem on one tube (KT90)	10	MarcVBelgium	666	Thu Mar 28, 2024 1:06 pm by MarcVBelgium
Scratchy Noise in VTA ST-120 Amplifier	1	Hops	467	Thu Mar 28, 2024 6:52 am by w1nr
tube sockets	5	JohnS	449	Thu Mar 21, 2024 10:51 pm by JohnS
New SP14 build. Really noisy!	12	perkri	707	Mon Mar 18, 2024 9:40 pm by perkri
ST-70 failing DBT with power tube installed	13	botto	554	Mon Mar 18, 2024 4:34 pm by botto
V2 bias issue	1	Ernestwithanage	190	Mon Mar 18, 2024 12:09 pm by peterh
VTA ST-120... blown fuse. Quad cap resistor blown? Bigger problems?	20	ChetJettison	981	Thu Mar 14, 2024 10:52 pm by Rec
.45v bias ok for KT120 tubes in ST-120 amp?	1	ChetJettison	235	Sun Mar 10, 2024 10:00 am by Bob Latino
Dynaco pas 3x, right and left channel issue	4	Johnyblack	311	Mon Feb 26, 2024 1:59 pm by Johnyblack
Need some help with VTA ST-120 issues	19	krcrisp	837	Mon Feb 26, 2024 10:31 am by smoorenc
Necessity of a variac with MKIII Transformer(s)?	3	snip73	708	Sat Feb 17, 2024 12:47 pm by rebellovw
VTA M-125 Dual Rectifier Tube Mod?	11	98indypacer	1081	Sat Feb 17, 2024 12:36 pm by rebellovw
Edcor on ST-35	3	ESL-57	449	Fri Feb 16, 2024 4:08 pm by ESL-57
Reduced left channel output - no buzz or humming	4	photoenergy	473	Fri Feb 16, 2024 1:11 pm by Seamus
New Member, New ST-70	3	Antarctica	419	Fri Feb 16, 2024 12:42 pm by Seamus
PAS 3 -- sound is too bright	15	Calypte	624	Sun Feb 11, 2024 7:38 am by Calypte
Digital Bias Meters	4	jwb474	741	Mon Feb 05, 2024 6:01 am by jwb474
Hum from new VTA120 newly built kit	11	NewToTubes210	1375	Sat Feb 03, 2024 1:06 am by NewToTubes210