st70
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- diytube ST70 driver docs & mods (discontinued)
by Shannon Parks » Wed Jan 25, 2006 8:28 pm - 11 Replies
- 34278 Views
- Last post by EWBrown
Sat Sep 10, 2016 8:00 pm
- diytube ST70 driver docs & mods (discontinued)
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- vu meters on A VTA St-70 Kit
by islanddave » Mon Jan 14, 2013 3:14 pm - 11 Replies
- 5325 Views
- Last post by burnedfingers
Tue Jan 29, 2013 6:04 am
- vu meters on A VTA St-70 Kit
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- Overhaulin' the ST70
1, 2, 3by TerrySmith » Tue Mar 01, 2011 9:52 am - 33 Replies
- 18934 Views
- Last post by kheper
Sat Dec 29, 2012 4:06 pm
- Overhaulin' the ST70
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- New VTA driver boards. To upgrade or not
by thisisjay » Tue Dec 18, 2012 5:10 pm - 3 Replies
- 3275 Views
- Last post by mesherm
Wed Dec 19, 2012 3:36 pm
- New VTA driver boards. To upgrade or not
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- Beefing up a ST70
by battradio » Sun Nov 04, 2012 10:11 pm - 12 Replies
- 6388 Views
- Last post by burnedfingers
Sat Dec 08, 2012 3:21 pm
- Beefing up a ST70
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- pair of st-70 OPTs on ebay
by nyazzip » Sun Nov 11, 2012 10:26 pm - 4 Replies
- 2569 Views
- Last post by nyazzip
Sat Nov 17, 2012 2:25 am
- pair of st-70 OPTs on ebay
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- A nice ST70 build, original board, custom chassis
by Quad » Tue Nov 06, 2012 10:26 pm - 2 Replies
- 2113 Views
- Last post by Shannon Parks
Thu Nov 08, 2012 6:54 am
- A nice ST70 build, original board, custom chassis
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- 12BH7 optimization instead of 12au7
by battradio » Wed Oct 17, 2012 7:23 pm - 3 Replies
- 2366 Views
- Last post by Shannon Parks
Wed Oct 31, 2012 6:03 am
- 12BH7 optimization instead of 12au7
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- 6922's for driver board?
by iqmike » Fri Oct 26, 2012 6:54 pm - 14 Replies
- 4339 Views
- Last post by Shannon Parks
Wed Oct 31, 2012 6:03 am
- 6922's for driver board?
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- Stereo 70 Mechanical Drawings
by kt88pppamp » Wed Oct 24, 2012 4:16 pm - 5 Replies
- 2222 Views
- Last post by kt88pppamp
Tue Oct 30, 2012 5:30 pm
- Stereo 70 Mechanical Drawings
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- A470 Lead I.D.
by Geezer » Wed Jul 18, 2012 9:51 pm - 2 Replies
- 1695 Views
- Last post by burnedfingers
Mon Sep 17, 2012 4:53 pm
- A470 Lead I.D.
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- What Resistors To Use?
by gfederys » Sun Sep 09, 2012 5:46 am - 3 Replies
- 2155 Views
- Last post by gfederys
Tue Sep 11, 2012 10:34 am
- What Resistors To Use?
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- Tube Rectifier Current
by skidave » Sat Aug 04, 2012 1:15 pm - 3 Replies
- 2353 Views
- Last post by burnedfingers
Mon Aug 06, 2012 4:53 am
- Tube Rectifier Current
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- Triode ST 70 Bias Expansion
1, 2by kingmatt » Mon Jun 11, 2012 7:36 pm - 15 Replies
- 6339 Views
- Last post by burnedfingers
Sat Aug 04, 2012 1:46 am
- Triode ST 70 Bias Expansion
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- ST70 PT Bias Current
by Geezer » Sun Jul 15, 2012 5:31 pm - 11 Replies
- 3841 Views
- Last post by burnedfingers
Mon Jul 23, 2012 4:26 am
- ST70 PT Bias Current
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- where is the bias pin in my rebuilt dynaco st-70?
by vuthecuongjapan » Sun May 27, 2012 9:20 pm - 2 Replies
- 2096 Views
- Last post by Geek
Mon May 28, 2012 10:45 pm
- where is the bias pin in my rebuilt dynaco st-70?
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- .02uF Ceramic Caps Filament Winding Centertaps to Gnd ST-70
by Scott Novak » Thu Apr 05, 2012 10:59 am - 5 Replies
- 2290 Views
- Last post by burnedfingers
Tue May 15, 2012 5:10 am
- .02uF Ceramic Caps Filament Winding Centertaps to Gnd ST-70
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- EL-34 question; can't read bias
by joeriz » Sat Apr 07, 2012 10:03 am - 8 Replies
- 3096 Views
- Last post by dcgillespie
Sun May 06, 2012 2:11 pm
- EL-34 question; can't read bias
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- DIYtube ST-70 driver Resistor Substitution question
by Aljaheejus » Tue Feb 07, 2012 11:14 pm - 3 Replies
- 2548 Views
- Last post by Scott Novak
Mon Apr 09, 2012 5:33 am
- DIYtube ST-70 driver Resistor Substitution question
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- DIY Tube Driver Board
by janna » Wed Apr 04, 2012 9:55 am - 4 Replies
- 2683 Views
- Last post by janna
Fri Apr 06, 2012 6:56 pm
- DIY Tube Driver Board
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- 8417's in a Stereo 70?
by burnedfingers » Thu May 12, 2011 5:02 am - 11 Replies
- 7399 Views
- Last post by kheper
Fri Mar 23, 2012 6:05 am
- 8417's in a Stereo 70?
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- ST 70 Runaway Bias
1, 2by kingmatt » Thu Mar 01, 2012 2:35 pm - 19 Replies
- 5962 Views
- Last post by kheper
Mon Mar 05, 2012 4:14 pm
- ST 70 Runaway Bias
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- Driver mod
by battradio » Fri Jan 13, 2012 12:07 pm
- 2 Replies
- 2493 Views
- Last post by Shannon Parks
Sat Jan 14, 2012 6:11 am
- Driver mod
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- DC Offset on Input
by skidave » Mon Dec 19, 2011 8:30 pm - 3 Replies
- 2195 Views
- Last post by skidave
Tue Dec 20, 2011 12:57 pm
- DC Offset on Input
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- Anybody got any idea of what this might be?
by kevco » Tue Apr 12, 2011 1:27 pm - 8 Replies
- 3664 Views
- Last post by battradio
Sun Dec 18, 2011 10:27 am
- Anybody got any idea of what this might be?
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- Show me your ugly stereo 70
by burnedfingers » Wed Sep 28, 2011 4:18 pm - 14 Replies
- 4717 Views
- Last post by 20to20
Wed Dec 07, 2011 11:48 pm
- Show me your ugly stereo 70
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- Using a ST 70 biamped
by battradio » Wed Nov 30, 2011 7:20 pm - 6 Replies
- 3183 Views
- Last post by 20to20
Fri Dec 02, 2011 8:53 pm
- Using a ST 70 biamped
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- Interested in a ST-70 driver with Mullard 5-20 circuit?
1, 2by Geek » Tue Aug 18, 2009 1:59 pm - 21 Replies
- 8679 Views
- Last post by Geek
Fri Dec 02, 2011 5:33 pm
- Interested in a ST-70 driver with Mullard 5-20 circuit?
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- ST70 modern style of me
1, 2by Ultraline » Fri Nov 25, 2011 12:34 pm - 25 Replies
- 8179 Views
- Last post by Geek
Sun Nov 27, 2011 10:49 pm
- ST70 modern style of me
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- Replacing ST-70 driver board - a RETORATION or REBUILD ???
1, 2by cheap-Jack » Mon Oct 31, 2011 10:50 am - 15 Replies
- 6606 Views
- Last post by Geek
Tue Nov 08, 2011 8:14 pm
- Replacing ST-70 driver board - a RETORATION or REBUILD ???
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- 6SL7/6SL7 Driver board for Dynaco stereo 70
by burnedfingers » Sat Apr 16, 2011 8:31 am - 8 Replies
- 4495 Views
- Last post by Thatch
Thu Jul 28, 2011 7:21 pm
- 6SL7/6SL7 Driver board for Dynaco stereo 70
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- Restoring a ST-70
1, 2, 3by Dynaco_WJW » Tue Jul 05, 2011 2:20 pm - 31 Replies
- 11628 Views
- Last post by soundmasterg
Mon Jul 25, 2011 7:00 am
- Restoring a ST-70
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- Advice needed, buying ST-70, where to look at?
by Dynaco_WJW » Sat Jun 18, 2011 2:35 am - 11 Replies
- 6693 Views
- Last post by Dynaco_WJW
Sun Jul 10, 2011 10:20 am
- Advice needed, buying ST-70, where to look at?
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- Realistic Lifetime 5AR4
1, 2by kt88pppamp » Tue Jun 28, 2011 9:39 pm - 22 Replies
- 7599 Views
- Last post by EWBrown
Fri Jul 08, 2011 1:31 pm
- Realistic Lifetime 5AR4
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- EL34 identification help
by TerrySmith » Sun Mar 06, 2011 12:09 pm - 12 Replies
- 6364 Views
- Last post by Dynacophil
Sat Jun 04, 2011 2:17 pm
- EL34 identification help
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- "New" Chris Keller ST-70
by zonker92 » Thu Apr 14, 2011 11:50 am - 9 Replies
- 5292 Views
- Last post by burnedfingers
Wed Apr 20, 2011 5:52 am
- "New" Chris Keller ST-70
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- VTA Board Wiring Question
by zonker92 » Fri Apr 15, 2011 12:05 pm - 1 Replies
- 2467 Views
- Last post by dcgillespie
Fri Apr 15, 2011 4:53 pm
- VTA Board Wiring Question
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- Need help on deep clean/polish of PAS3X knobs and faceplates
by zebrostripe » Fri Apr 01, 2011 10:35 pm - 3 Replies
- 2368 Views
- Last post by zebrostripe
Sat Apr 02, 2011 8:45 am
- Need help on deep clean/polish of PAS3X knobs and faceplates
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- C354 Info?
by Geek » Tue Mar 15, 2011 2:31 am - 1 Replies
- 2034 Views
- Last post by Geek
Thu Mar 31, 2011 12:56 am
- C354 Info?
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- Hot-Rodded ST-70 Kit (Tubes4Hifi)
1, 2, 3by highflyin9 » Mon Jan 31, 2011 9:05 am - 33 Replies
- 15194 Views
- Last post by burnedfingers
Sat Mar 12, 2011 12:21 pm
- Hot-Rodded ST-70 Kit (Tubes4Hifi)
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- humm and buzz
by chopchip » Wed Feb 23, 2011 8:13 am - 5 Replies
- 2935 Views
- Last post by TomMcNally
Wed Feb 23, 2011 10:10 pm
- humm and buzz
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- Uses for an old quad cap
1, 2by TerrySmith » Sun Feb 13, 2011 3:25 pm - 16 Replies
- 6252 Views
- Last post by dcriner
Sun Feb 20, 2011 9:24 am
- Uses for an old quad cap
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- ST-70 Purchasing questions
by zebrostripe » Sun Feb 06, 2011 1:24 am - 7 Replies
- 3793 Views
- Last post by burnedfingers
Sun Feb 20, 2011 5:52 am
- ST-70 Purchasing questions
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- New guy with a new ST-70 project
1, 2by Wardsweb » Sat Jan 02, 2010 8:27 am - 27 Replies
- 12228 Views
- Last post by WA4SWJ
Wed Feb 09, 2011 7:50 am
- New guy with a new ST-70 project
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- ST70 Output Transformers
by Bob » Sun Feb 06, 2011 3:14 pm - 3 Replies
- 2495 Views
- Last post by Geek
Sun Feb 06, 2011 4:55 pm
- ST70 Output Transformers
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- weight st-70 (for shipping) ?
by mati1979 » Thu Apr 09, 2009 5:37 pm - 4 Replies
- 2918 Views
- Last post by Sal Brisindi
Fri Jan 28, 2011 11:22 pm
- weight st-70 (for shipping) ?
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- All Antek toroid ST-70, anyone tried it?
1, 2 by zippy1540 » Sat Aug 14, 2010 7:42 am
- 26 Replies
- 10198 Views
- Last post by john29302
Tue Dec 21, 2010 12:23 am
- All Antek toroid ST-70, anyone tried it?
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- Yellow Jacket EL-84 Adapters?
1, 2by kevco » Wed Jun 23, 2010 4:55 am - 16 Replies
- 6938 Views
- Last post by EWBrown
Mon Dec 20, 2010 9:23 pm
- Yellow Jacket EL-84 Adapters?
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