knowledge base for the classic Dynaco ST70
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- tomorrow i want a buy st70 !!! but i need many info:
by mati1979 » Thu Apr 09, 2009 10:33 pm
- 38 Replies
- 14613 Views
- Last post by Brinkman
Wed May 13, 2009 8:42 am
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- class A , AB ( mode of working class in st-70)
by mati1979 » Mon May 11, 2009 4:23 pm
- 4 Replies
- 2672 Views
- Last post by mati1979
Mon May 11, 2009 4:48 pm
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- Blue flash at TurnOn??
by GrooveGrinder » Sat Dec 13, 2008 5:26 pm
- 11 Replies
- 6759 Views
- Last post by kheper
Sat May 09, 2009 9:22 pm
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- my first tube kit, i need help!! i have problem in 1 channel
by mati1979 » Fri May 08, 2009 7:14 pm
- 36 Replies
- 12110 Views
- Last post by kheper
Sat May 09, 2009 2:19 pm
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- Best Power Tranny for ST70
by justinsweber » Tue May 05, 2009 1:04 pm
- 12 Replies
- 5619 Views
- Last post by ajsons
Thu May 07, 2009 7:53 pm
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- Xfmr no center-tap for filament winding
by ajsons » Thu May 07, 2009 8:40 am
- 2 Replies
- 2113 Views
- Last post by ajsons
Thu May 07, 2009 11:06 am
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- ST70???PIC
by tim614 » Sat May 02, 2009 11:20 am
- 6 Replies
- 3834 Views
- Last post by tim614
Sun May 03, 2009 8:01 am
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- Best choice of ST70 output transformers
by justinsweber » Fri Mar 06, 2009 12:07 am
- 17 Replies
- 13098 Views
- Last post by Slartibartfast
Fri Apr 24, 2009 8:17 am
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- Intermittent beeping in the left channel
by kheper » Sat Mar 07, 2009 12:41 pm
- 35 Replies
- 12439 Views
- Last post by kheper
Mon Apr 20, 2009 4:44 pm
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- ST-70 date of manufacture
by Bob01605 » Sat Apr 11, 2009 6:48 am
- 3 Replies
- 3091 Views
- Last post by wyatt
Sat Apr 18, 2009 9:07 pm
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- Dynaparts Transformer owners Help!
by Wmacky » Thu Mar 26, 2009 9:37 pm
- 15 Replies
- 8335 Views
- Last post by Wmacky
Sun Apr 05, 2009 2:29 pm
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- DiyTube 70 board?
by Wmacky » Sat Mar 28, 2009 6:02 pm
- 2 Replies
- 2457 Views
- Last post by Wmacky
Sat Mar 28, 2009 8:26 pm
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- Triode connection in ST-70
by SDS-PAGE » Sun Mar 15, 2009 12:12 am
- 17 Replies
- 9026 Views
- Last post by mesherm
Thu Mar 26, 2009 9:35 am
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- Blackburn ST70 on Craigslist
by Quad » Tue Mar 17, 2009 9:43 pm
- 3 Replies
- 2673 Views
- Last post by burnedfingers
Wed Mar 18, 2009 7:59 pm
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- Power transformer mechanical and electronic hum
by hueyrescue » Sun Nov 23, 2008 8:44 pm
- 7 Replies
- 6055 Views
- Last post by TerrySmith
Tue Mar 10, 2009 2:48 pm
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- Lowering Input Impedance on Stock Circuit
by skidave » Thu Mar 05, 2009 6:31 am
- 3 Replies
- 2325 Views
- Last post by skidave
Tue Mar 10, 2009 1:51 pm
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- My next project!
by TerrySmith » Sun Mar 25, 2007 10:05 am
- 22 Replies
- 16751 Views
- Last post by TerrySmith
Mon Mar 09, 2009 2:53 pm
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- My latest Dynaco ST-70 restoration
by Sal Brisindi » Fri Jun 06, 2008 7:56 pm
- 27 Replies
- 17490 Views
- Last post by Sal Brisindi
Sun Mar 08, 2009 1:09 pm
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- ST-70 / AA-100 / was 7591 now 6BG6G
by TomMcNally » Fri Mar 02, 2007 9:30 pm
- 9 Replies
- 6543 Views
- Last post by TomMcNally
Thu Mar 05, 2009 7:36 pm
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- Biasing KT88's in ST-70 using beefier transformer
by Swede52 » Sat Feb 07, 2009 4:59 pm
- 8 Replies
- 8872 Views
- Last post by burnedfingers
Sat Feb 21, 2009 6:18 am
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- Capacitor part #s and help needed for Power supply board
by burnedfingers » Sat Jan 31, 2009 6:44 pm
- 4 Replies
- 2407 Views
- Last post by burnedfingers
Sat Feb 07, 2009 5:12 am
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- Relocating power switch and inputs to rear
by Hewie » Mon Feb 02, 2009 5:36 pm
- 2 Replies
- 2199 Views
- Last post by Brik
Fri Feb 06, 2009 8:45 am
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- Glowing plate section on El-34
by Clik2media » Tue Jan 27, 2009 3:59 pm
- 4 Replies
- 2500 Views
- Last post by Clik2media
Sun Feb 01, 2009 5:10 pm
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- Stereo 70
by FRE » Sat Jan 03, 2009 12:00 am
- 23 Replies
- 9634 Views
- Last post by TomMcNally
Tue Jan 27, 2009 11:14 am
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- part substitution on the diytube st70 board
by guitarpsych » Sat Apr 21, 2007 8:29 am
- 12 Replies
- 7386 Views
- Last post by Brinkman
Fri Jan 23, 2009 9:28 am
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- Individual tube bias
by kheper » Tue Mar 11, 2008 1:15 pm
- 14 Replies
- 6897 Views
- Last post by EWBrown
Sun Jan 04, 2009 9:35 am
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- ST-70. SS Diodes or Rectifier tube? Both?
by jbeezy » Thu Jan 01, 2009 3:01 pm
- 8 Replies
- 4441 Views
- Last post by burnedfingers
Fri Jan 02, 2009 4:29 pm
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- Endbell on ST70 Power Transformer
by kt88pppamp » Mon Dec 29, 2008 10:21 pm
- 5 Replies
- 3175 Views
- Last post by Bob01605
Wed Dec 31, 2008 9:34 am
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- 15 Dynaco TUBE manuals available for download
by Bob01605 » Sun Nov 02, 2008 8:17 am
- 3 Replies
- 2816 Views
- Last post by Bob01605
Fri Dec 12, 2008 5:56 pm
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- EL37s in ST70?
by artclone » Tue Dec 09, 2008 6:40 pm
- 1 Replies
- 1839 Views
- Last post by kheper
Tue Dec 09, 2008 10:24 pm
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- Finished My ST-70
by kt88pppamp » Tue Nov 25, 2008 12:48 am
- 20 Replies
- 9858 Views
- Last post by crispycircuit
Sat Dec 06, 2008 11:30 am
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- Help With Triode Electronics / SDSLabs driver and caps board
by artclone » Wed Nov 12, 2008 6:38 pm
- 8 Replies
- 5254 Views
- Last post by soundmasterg
Wed Dec 03, 2008 7:10 pm
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- ST-70 in Mono
by skidave » Fri Nov 07, 2008 8:28 pm
- 5 Replies
- 4814 Views
- Last post by burnedfingers
Sun Nov 30, 2008 7:52 pm
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- Cap voltage ratings on the diy driverboard
by kheper » Sat Nov 01, 2008 12:15 pm
- 1 Replies
- 1763 Views
- Last post by Ty_Bower
Mon Nov 03, 2008 6:43 pm
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- Building a ST-70 the hard way
by SDS-PAGE » Fri Oct 31, 2008 6:26 pm
- 2 Replies
- 2351 Views
- Last post by TomMcNally
Sat Nov 01, 2008 3:20 pm
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- What Makes This ST-70 So Special?
by rockable » Wed May 07, 2008 5:54 pm
- 24 Replies
- 10284 Views
- Last post by Ty_Bower
Sat Nov 01, 2008 5:51 am
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- ST-70 update
by msmpe » Fri Oct 31, 2008 5:32 pm
- 0 Replies
- 1766 Views
- Last post by msmpe
Fri Oct 31, 2008 5:32 pm
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- st70: sound level in one channel greatly diminished
by kheper » Wed Oct 01, 2008 1:56 pm
- 26 Replies
- 9322 Views
- Last post by Ty_Bower
Thu Oct 16, 2008 8:24 pm
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- Transistorized Stereo 70
by kt88pppamp » Tue Oct 14, 2008 10:27 pm
- 2 Replies
- 2287 Views
- Last post by burnedfingers
Thu Oct 16, 2008 4:15 pm
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- Advantages of power supply w/ dual choke
by Brinkman » Sun Oct 12, 2008 9:34 pm
- 5 Replies
- 3602 Views
- Last post by kheper
Mon Oct 13, 2008 9:20 pm
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- Preamp for ST70
by kt88pppamp » Wed Oct 08, 2008 7:32 pm
- 1 Replies
- 2185 Views
- Last post by EWBrown
Thu Oct 09, 2008 2:05 pm
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- Does the 6L6 work well in a stock Stereo 70?
by Ty_Bower » Thu Sep 04, 2008 8:54 am
- 5 Replies
- 4650 Views
- Last post by EWBrown
Mon Oct 06, 2008 9:52 am
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- My First ST-70
by rockable » Sun Apr 13, 2008 4:01 pm
- 11 Replies
- 5347 Views
- Last post by traveler2000
Mon Sep 01, 2008 3:32 am
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- Biasing KT66 in stock ST70
by mugsy » Fri Jul 25, 2008 3:32 pm
- 17 Replies
- 13184 Views
- Last post by burnedfingers
Sun Aug 24, 2008 5:16 pm
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- KT66 in ST70 is 'da bomb' !
by mugsy » Fri Aug 08, 2008 4:03 pm
- 3 Replies
- 3384 Views
- Last post by burnedfingers
Sun Aug 24, 2008 9:41 am
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- Normal Hum and Noise
by kt88pppamp » Fri Aug 22, 2008 5:51 pm
- 5 Replies
- 3094 Views
- Last post by burnedfingers
Sat Aug 23, 2008 12:30 pm
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- Triodeguy slow start for ST70
by Quad » Fri Aug 22, 2008 1:09 am
- 0 Replies
- 2020 Views
- Last post by Quad
Fri Aug 22, 2008 1:09 am
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- Scan required from ORIGINAL ST-70 manual please
by mugsy » Thu Jul 10, 2008 9:08 am
- 9 Replies
- 6244 Views
- Last post by lorne
Wed Aug 20, 2008 7:15 am
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- Cheap tweak :)
by mugsy » Mon Aug 04, 2008 4:56 am
- 2 Replies
- 2564 Views
- Last post by lorne
Tue Aug 19, 2008 12:41 am
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- ST-70 clone complete, but plagued by buzz :(
by mugsy » Mon Jul 21, 2008 2:17 pm
- 29 Replies
- 12245 Views
- Last post by mesherm
Wed Aug 06, 2008 2:58 pm
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