OTL Asylum

OTL, Output Transformerless Amplifier User Group.

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	Last 24 Hours Last 48 Hours Last Visit
Thread	Thread Starter	Replies	Last Post Post Date
Futterman H3 Question	Fishfood 11-20-2009 08:51	6	11-21-2009 20:04 by Fishfood
MFA Systems otl headphone amp for Stax	rattlenhum 12-30-2008 02:59	6	11-21-2009 19:53 by mcdonald43@co
Atma-Sphere MP-3 converting to 220 Volts	BryanP 11-16-2009 18:53	6	11-21-2009 11:17 by Satelliteman
12BH7A for 12AU7 in MP3	Frank 11-14-2009 20:29	4	11-17-2009 12:15 by Lew
This Board Should be Changed to "6AS7_6SN7 Asylum".............	Todd Krieger 11-7-2009 14:49	3	11-13-2009 04:16 by Todd Krieger
OTL "a la Browsky"? - Food for Brain	6AS7_6SN7 10-27-2009 02:33	7	11-11-2009 20:58 by Tre'
6AS7 getting pricey...	Nick 11-10-2009 23:39	4	11-11-2009 13:48 by Ralph
Getting down to CCS basics & SPICE implications	6AS7_6SN7 11-7-2009 00:04	4	11-11-2009 01:14 by 6AS7_6SN7
Ok, how about using a multi-meter to check/set bias on MA1's?	marc g. 8-3-2009 13:37	11	11-10-2009 15:10 by marc g.
Classical Circlotron - A superb performer	6AS7_6SN7 11-4-2009 02:51	16	11-9-2009 12:06 by Tre'
Shuguang Treasure CV181Z (6SN7) in MP-1	cousinbillyl 11-5-2009 16:33	2	11-8-2009 03:22 by Cousinbillyl
Technics OTL - a honest performer	6AS7_6SN7 11-6-2009 03:53	5	11-6-2009 03:58 by 6AS7_6SN7

Rozenblit OTL (Glass Audio 1990) - a honest performer	6AS7_6SN7 11-5-2009 04:07	5	11-5-2009 04:16 by 6AS7_6SN7
Modified Futterman - a very good performer	6AS7_6SN7 11-4-2009 07:37	6	11-4-2009 07:45 by 6AS7_6SN7
Novel Circlotron Topology	6AS7_6SN7 10-22-2009 02:08	7	11-4-2009 03:56 by WALLACE
Novel Circlotron with 6 dB feedback	6AS7_6SN7 10-23-2009 03:50	9	11-3-2009 06:22 by 6AS7_6SN7
Colossus	WALLACE 10-19-2009 04:33	8	11-2-2009 07:51 by WALLACE
Futterman H3 Blowing Fuse	vacumtubes 9-25-2006 22:15	7	11-2-2009 06:59 by Jimmyblues
SRA amp stands for the MA1's	cousinbillyl 10-17-2009 04:51	3	10-30-2009 17:05 by cousinbillyl
The OTL speaker that does not exist (yet)	6AS7_6SN7 9-23-2009 23:49	15	10-29-2009 07:54 by WALLACE
BIAS with a twist on MA-1 Silver Edition	Nuvistor 10-10-2009 17:56	5	10-20-2009 12:41 by MLin
Futterman H-3	anthony.naso@ho 3-13-2009 15:41	10	10-18-2009 20:06 by Taken By A. N
Futterman on the way! Repair near Los Angeles?	Fishfood 9-18-2009 13:30	5	10-17-2009 21:43 by deskducker
Regulated Power Supply ?	WALLACE 10-7-2009 04:51	7	10-15-2009 02:10 by Satelliteman
Atmasphere preamps with SE amplifiers	sam7 10-14-2009 09:13	0	10-14-2009 09:13 by sam7

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