Seventh Circle Audio Support and Feedback for Seventh Circle Kits    FAQ   Search   Memberlist   Usergroups   Register   Profile   Log in to check your private messages   Log in  J99 Moderators: None Users browsing this forum: None Goto page 1, 2, 3  Next    Seventh Circle Audio Forum Index -> J99 Mark all topics read  Topics   Replies   Author   Views   Last Post  U3 3 room4studios 131 Fri Jun 25, 2010 4:56 pm tpryan C18 & C22 Wrong Voltage? 2 room4studios 108 Sat Jun 19, 2010 10:51 am tpryan Forsell's JFET-992 Op-Amps anyone? 10 niccolo 1008 Thu May 27, 2010 4:29 pm Soundman1402 trouble with biasing rev 3.6 2 packagebear 104 Thu May 27, 2010 1:32 pm packagebear Trouble with another 990C? [ Goto page: 1, 2 ] 16 Archmart 616 Sun Apr 18, 2010 3:04 pm Archmart Different versions? 7 edwin 747 Sun Mar 07, 2010 4:56 pm Archmart Switchable impedence possible? 3 Thunder Audio 1013 Fri Mar 05, 2010 1:08 pm tpryan Problems on both J99s 13 atiller 1041 Sun Feb 21, 2010 5:26 pm atiller blinking led on power supply with j99 connected 0 jashwa 527 Thu Oct 15, 2009 4:22 pm jashwa AD797 vs. 990c 5 jwschaff 2317 Sun Jul 26, 2009 1:28 pm mmarton I can't adjust the bias correctly 9 elbartolo 669 Fri Jun 26, 2009 8:56 am elbartolo SW2 stop pins: must be non conductive? *SOLVED* 3 niccolo 408 Sat Jun 20, 2009 5:19 pm niccolo R40 Smoking 10 NuSkoolTone 748 Thu Apr 09, 2009 6:35 am tpryan J99's clipping before my AD (MH2882) *SOLVED* 3 niccolo 695 Wed Apr 08, 2009 9:57 am niccolo J99 not functioning on gain steps 11 and 12 3 andywho 466 Thu Feb 12, 2009 10:20 pm andywho Strange Noises 3 bighud 533 Thu Jan 22, 2009 11:06 am bighud Phase switch sounds like low pass filter 7 gdanielson 775 Mon Jan 19, 2009 11:01 pm gdanielson J99 high pitched sound 6 Jeff 570 Fri Jan 09, 2009 5:28 pm tpryan Need help with my new J99s - SOLVED 1 quintosardo 631 Fri Sep 19, 2008 1:18 pm quintosardo Another HF Hum Thread 6 Albert 680 Thu Sep 04, 2008 9:05 am tpryan J99 Input Transformer question 1 davidmen 578 Fri Aug 15, 2008 7:51 am tpryan HF-Noise on my J99 7 manfi 1323 Wed Aug 13, 2008 6:13 am manfi Two J99's Output different on both 10 Nu-tra 948 Mon Aug 11, 2008 1:07 pm Nu-tra op amp for j99 order 2? 4 sands 762 Sun Aug 03, 2008 6:35 pm sands SC99 vs. JH 990c 0 oshearer 753 Tue Jul 15, 2008 7:13 pm oshearer Clarification on Rev 3.6 J99 and Sticky Note 1 jciolek 573 Fri Jun 13, 2008 6:57 am tpryan intermittent white noise 1 andywho 563 Mon Jun 09, 2008 9:38 pm andywho Can i just use the AD797's? 0 packagebear 517 Sun Jun 08, 2008 7:32 pm packagebear Dull/muddy output on J99 with 990c's 3 codeman015 895 Tue Apr 08, 2008 11:12 am tpryan Rev. 3.3 assembly instructions - Found the info ! 2 oddur 633 Fri Mar 14, 2008 7:28 am oddur Hardy 990 Options 1 d_cham 930 Sun Feb 24, 2008 7:51 pm d_cham 797 overheating (solved--two bad 797s, just my luck) [ Goto page: 1, 2, 3 ] 31 paavo 2462 Wed Feb 20, 2008 2:34 pm paavo C2 / C11 orientation in Rev. 3.5? 1 paavo 396 Mon Feb 18, 2008 11:27 am paavo Hum - FIXED (I hope) 5 tazman 805 Sat Jan 26, 2008 5:45 am tazman J99 power leads 0 zandurian 431 Wed Jan 23, 2008 4:30 pm zandurian trouble adjusting J99's [ Goto page: 1, 2, 3 ] 35 dandeurloo 5377 Mon Jan 21, 2008 10:57 pm tpryan Jumpers, again.. 2 niccolo 583 Tue Jan 15, 2008 2:41 am niccolo J99 Input bias current adjustment. 3 mondstein 692 Sun Jan 06, 2008 9:18 am tpryan J99's make whole rack buzz 4 tazman 843 Thu Dec 27, 2007 3:39 pm tpryan Wrong resistors? 2 tazman 558 Sun Dec 23, 2007 8:26 am tpryan U3 voltages 1 tazman 455 Sun Dec 23, 2007 8:25 am tpryan Getting ready to build my J99's, any suggestions? 5 tazman 866 Thu Dec 20, 2007 1:09 pm niccolo OpAmps question 1 tazman 711 Thu Dec 13, 2007 3:04 pm tpryan J99 vs. T15? 2 d7aug9 1097 Mon Dec 03, 2007 2:13 pm tazman Step 38 and beyond 4 craigmorris74 815 Thu Nov 01, 2007 6:39 pm craigmorris74 J99 gain is very hot 3 cwalcott 998 Sun Oct 14, 2007 10:53 am cwalcott j99 / 797 u9 biasing 10 mattrobertson 1293 Thu Oct 04, 2007 2:17 pm mattrobertson Did I smoke my 99oC? 2 Bmushal 798 Wed Sep 05, 2007 7:44 am Bmushal 990c get pretty hot 1 chingon 753 Tue Sep 04, 2007 11:50 am tpryan ad797 super hot at U9 13 aphid310 1872 Tue Aug 21, 2007 5:45 pm tpryan Display topics from previous: All Topics1 Day7 Days2 Weeks1 Month3 Months6 Months1 Year     Seventh Circle Audio Forum Index -> J99 All times are GMT - 8 Hours Goto page 1, 2, 3  Next Page 1 of 3 Jump to: Select a forum Seventh Circle Audio Forums----------------General DiscussionA12C84D11J99N72T15Chassis and Power SuppliesBuy/Sell/Trade  New posts    No new posts    Announcement New posts [ Popular ]    No new posts [ Popular ]    Sticky New posts [ Locked ]    No new posts [ Locked ] You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum Powered by phpBB © 2001, 2005 phpBB Group Protected by Anti-Spam ACP