Post questions or comments about the A12 here.
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- pointer for A12 builders from a rookie
by lynyrd » Wed Nov 22, 2006 8:41 pm
- 0 Replies
- 1382 Views
- Last post by lynyrd
Wed Nov 22, 2006 8:41 pm
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- All high end and low output
by docvlak » Sun Nov 05, 2006 6:07 pm
- 3 Replies
- 1561 Views
- Last post by docvlak
Mon Nov 13, 2006 11:54 am
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- question about c1
by parkhaven » Fri Nov 10, 2006 11:32 pm
- 0 Replies
- 1138 Views
- Last post by parkhaven
Fri Nov 10, 2006 11:32 pm
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- A12 works with Dynamic mics but not condensers
by jlearman » Sun Oct 29, 2006 2:02 pm
- 2 Replies
- 1618 Views
- Last post by jlearman
Tue Oct 31, 2006 8:31 am
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- No heatsinks?
by Grooveteer » Fri Oct 27, 2006 10:19 am
- 3 Replies
- 1403 Views
- Last post by Grooveteer
Sat Oct 28, 2006 11:59 am
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- Misplaced resistor
by Sonic Idiot » Thu Oct 26, 2006 4:52 pm
- 1 Replies
- 1147 Views
- Last post by tpryan
Fri Oct 27, 2006 8:54 am
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- A12 Output Volume Question
by Siegfried Meier » Sun Oct 22, 2006 5:01 pm
- 1 Replies
- 1263 Views
- Last post by tpryan
Tue Oct 24, 2006 8:15 am
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- Step 32?
by dandeurloo » Tue Oct 10, 2006 2:04 pm
- 2 Replies
- 1215 Views
- Last post by dandeurloo
Fri Oct 13, 2006 11:07 am
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- R25 - final test problem
by Sonic Idiot » Sun Oct 01, 2006 1:59 pm
- 7 Replies
- 2160 Views
- Last post by tpryan
Thu Oct 05, 2006 12:46 pm
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- Yamaha 80200
by craigmorris74 » Sat Sep 16, 2006 6:47 pm
- 0 Replies
- 1187 Views
- Last post by craigmorris74
Sat Sep 16, 2006 6:47 pm
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- Low Gain?
by bradb » Sun Sep 03, 2006 9:50 am
- 5 Replies
- 1886 Views
- Last post by bradb
Tue Sep 12, 2006 4:49 pm
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- bad distortion
by andywho » Fri Aug 25, 2006 8:26 am
- 5 Replies
- 1878 Views
- Last post by bradb
Wed Sep 06, 2006 1:39 pm
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- One Brown Stripe
by Sonic Idiot » Sun Sep 03, 2006 9:26 pm
- 2 Replies
- 1393 Views
- Last post by Sonic Idiot
Mon Sep 04, 2006 8:29 am
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- Small tip for adjusting R19
by bradb » Sat Aug 26, 2006 8:39 am
- 0 Replies
- 1691 Views
- Last post by bradb
Sat Aug 26, 2006 8:39 am
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- N72 style Fader on A12 preamp?
by meteor » Mon Aug 21, 2006 5:21 pm
- 3 Replies
- 1867 Views
- Last post by tpryan
Fri Aug 25, 2006 1:38 pm
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- wrong voltages on U1
by jlearman » Sat Aug 12, 2006 8:40 am
- 3 Replies
- 1362 Views
- Last post by jlearman
Thu Aug 17, 2006 6:42 am
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- Muffled Signal????
by mr-sims » Tue Aug 15, 2006 11:38 am
- 0 Replies
- 1155 Views
- Last post by mr-sims
Tue Aug 15, 2006 11:38 am
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- Phase problems
by Nu-tra » Tue Aug 08, 2006 11:33 am
- 3 Replies
- 1464 Views
- Last post by Nu-tra
Tue Aug 08, 2006 11:50 pm
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- Trouble with Last Step...
by PLAbass » Wed Jun 07, 2006 4:23 pm
- 17 Replies
- 5453 Views
- Last post by tpryan
Fri Jun 30, 2006 7:05 am
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- the power led blinks
by studio neal » Wed Jun 28, 2006 8:16 am
- 1 Replies
- 1245 Views
- Last post by tpryan
Fri Jun 30, 2006 7:00 am
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- Strange Problem
by JustMike » Thu Jun 22, 2006 5:50 pm
- 4 Replies
- 1522 Views
- Last post by tpryan
Mon Jun 26, 2006 9:28 am
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- C1 value?
by JustMike » Mon Jun 12, 2006 8:37 am
- 1 Replies
- 983 Views
- Last post by tpryan
Mon Jun 12, 2006 7:27 pm
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- Another a12 issue
by dan » Sun Jun 11, 2006 6:38 am
- 1 Replies
- 1205 Views
- Last post by tpryan
Mon Jun 12, 2006 7:49 am
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- U1 voltages off
by JustMike » Fri Jun 09, 2006 5:33 am
- 4 Replies
- 1758 Views
- Last post by dkatz42
Fri Jun 09, 2006 10:51 am
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- faint signal at gain step 10
by dan » Tue May 30, 2006 9:41 am
- 2 Replies
- 1314 Views
- Last post by tpryan
Thu Jun 01, 2006 8:13 am
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- A12 voltages
by Dave » Thu May 25, 2006 9:35 pm
- 2 Replies
- 1191 Views
- Last post by Dave
Sun May 28, 2006 6:50 pm
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- Help with a 2520 Op Amp...
by Nerdyrocker » Sat May 06, 2006 6:39 pm
- 0 Replies
- 1382 Views
- Last post by Nerdyrocker
Sat May 06, 2006 6:39 pm
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- OP-Amps
by UnckOCDP » Mon Apr 17, 2006 4:02 am
- 1 Replies
- 1466 Views
- Last post by craigmorris74
Mon Apr 17, 2006 4:25 am
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- There is no brown wire on my transformer
by Padded Cell Studios » Sun Apr 09, 2006 1:25 pm
- 1 Replies
- 1244 Views
- Last post by tpryan
Mon Apr 10, 2006 7:59 am
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- Noise on A12 at 11
by Kremer » Thu Mar 23, 2006 6:31 pm
- 3 Replies
- 1475 Views
- Last post by Kremer
Fri Mar 24, 2006 10:07 am
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- Final test before power up... question!
by AudioguyII » Sat Feb 18, 2006 11:31 am
- 2 Replies
- 1284 Views
- Last post by AudioguyII
Sat Feb 18, 2006 2:08 pm
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- Connecting power to a12 with alt PS
by AudioguyII » Thu Feb 16, 2006 5:59 pm
- 4 Replies
- 1440 Views
- Last post by AudioguyII
Fri Feb 17, 2006 9:18 am
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- PCB
by JC » Tue Feb 14, 2006 2:38 am
- 1 Replies
- 1128 Views
- Last post by tpryan
Tue Feb 14, 2006 10:46 am
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- fried phantom power?
by agauchede » Thu Jan 26, 2006 1:53 pm
- 1 Replies
- 1133 Views
- Last post by agauchede
Thu Jan 26, 2006 4:44 pm
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- A12 up and running!
by mr-sims » Thu Jan 19, 2006 1:24 am
- 2 Replies
- 1686 Views
- Last post by tpryan
Fri Jan 20, 2006 8:11 am
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- Installing C3
by craigmorris74 » Sun Jan 08, 2006 8:53 pm
- 1 Replies
- 1058 Views
- Last post by tpryan
Mon Jan 09, 2006 9:55 am
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- First A12 - Trouble with last step
by bensampson » Sat Jan 07, 2006 12:58 am
- 6 Replies
- 2102 Views
- Last post by bensampson
Sat Jan 07, 2006 12:30 pm
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- My first A12
by bop2nite » Fri Jan 06, 2006 2:45 pm
- 0 Replies
- 1845 Views
- Last post by bop2nite
Fri Jan 06, 2006 2:45 pm
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- A12 Opamp
by Siegfried Meier » Thu Dec 22, 2005 11:34 am
- 0 Replies
- 1361 Views
- Last post by Siegfried Meier
Thu Dec 22, 2005 11:34 am
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- A12 Problems
by JackofallTrades » Tue Dec 13, 2005 10:11 pm
- 6 Replies
- 2155 Views
- Last post by tpryan
Wed Dec 14, 2005 9:21 pm
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- Vintech power supply with A12
by Coldsnow » Sat Dec 10, 2005 7:38 pm
- 1 Replies
- 1175 Views
- Last post by tele_player
Sat Dec 10, 2005 8:20 pm
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- SC25 Question
by Siegfried Meier » Fri Dec 02, 2005 3:51 pm
- 2 Replies
- 1600 Views
- Last post by Siegfried Meier
Fri Dec 02, 2005 4:09 pm
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- First faint.... NOW MY A12 IS WAY TOO HOT!
by agno » Sun Nov 27, 2005 2:26 am
- 5 Replies
- 1994 Views
- Last post by tele_player
Tue Nov 29, 2005 3:19 pm
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- Getting a faint signal at full gain, but dirty
by Dr Bockman » Sun Jul 10, 2005 5:58 pm
- 10 Replies
- 3109 Views
- Last post by Dr Bockman
Mon Nov 21, 2005 11:35 pm
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- A12 Questions
by Siegfried Meier » Wed Nov 16, 2005 10:06 am
- 8 Replies
- 2448 Views
- Last post by tele_player
Fri Nov 18, 2005 6:49 am
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- Gain pot
by Nu-tra » Mon Nov 14, 2005 12:08 pm
- 1 Replies
- 1275 Views
- Last post by Category 5
Mon Nov 14, 2005 6:36 pm
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- voltage
by Nu-tra » Thu Nov 10, 2005 8:55 am
- 7 Replies
- 1941 Views
- Last post by Nu-tra
Fri Nov 11, 2005 11:00 pm
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- A12 and PS3 problems
by daveotero » Fri Nov 04, 2005 10:31 pm
- 9 Replies
- 2652 Views
- Last post by tpryan
Tue Nov 08, 2005 4:00 pm
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- i f@#%ked up!
by Nu-tra » Thu Nov 03, 2005 9:47 pm
- 2 Replies
- 1633 Views
- Last post by dabo
Sat Nov 05, 2005 1:36 pm
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- OK, how bad did I screw up?
by Reggie » Fri Aug 05, 2005 11:32 pm
- 14 Replies
- 4108 Views
- Last post by Reggie
Thu Nov 03, 2005 6:45 am
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