Audio Project Amplifier Speaker Loudspeaker Kit
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Pass Labs - Showing threads 4401 to 4600 of 5247 available
pic update for aleph5 and aleph p1.709-10-2002 01:55 AM - 16 replies
Aleph-X with less than 500mA total bias09-09-2002 11:12 PM - 1 reply
Increasing size of power supply caps. in BOZ.09-09-2002 10:11 PM - 1 reply
Aleph P or BOSOZ variant09-09-2002 04:27 PM - 14 replies
BJT Aleph09-09-2002 01:40 PM - 5 replies
What kind of VARIAC?09-09-2002 02:27 AM - 8 replies
Blue LED for BOSOZ, how to implement?09-09-2002 01:15 AM - 56 replies
attenuator for A7509-08-2002 09:17 PM - 0 replies
A sad Story09-08-2002 08:24 PM - 10 replies
Aleph 2 Frustration09-08-2002 09:17 AM - 6 replies
VU-meters + The Zen Sound09-08-2002 08:08 AM - 4 replies
Cec Amp7109-07-2002 01:05 PM - 5 replies
Stasis 1 pics09-06-2002 08:59 PM - 16 replies
balanced volume control09-06-2002 06:46 PM - 99 replies
How to match the FET09-06-2002 04:43 PM - 2 replies
Transformer connection for BOSOZ09-06-2002 03:51 PM - 3 replies
Orion and Aleph? - Suggestions please -long09-06-2002 01:58 AM - 18 replies
Multiple Z4 Questions09-05-2002 10:49 PM - 7 replies
yet another heatsink question09-05-2002 08:53 PM - 3 replies
another trip down memory lane...09-05-2002 08:38 PM - 9 replies
Luvlee Pearls09-05-2002 07:59 PM - 17 replies
zen 4 power supply transformer09-05-2002 07:04 PM - 1 reply
Resistor R2 and Zen09-05-2002 05:39 PM - 3 replies
Archeology ..... or, the Holy Grail - Pass style!09-05-2002 01:02 PM - 10 replies
Aleph0 question09-05-2002 10:42 AM - 7 replies
The Penultimate Zen Part 409-05-2002 09:20 AM - 7 replies
Zen4 vs. Aleph3009-05-2002 08:48 AM - 37 replies
Maybe a silly heatsink idea...09-05-2002 05:05 AM - 17 replies
signal tracing or other circuit checkout methods09-04-2002 10:32 PM - 7 replies
Yet more new old pictures09-04-2002 08:19 PM - 13 replies
aleph 2 questions (beginner)09-04-2002 09:50 AM - 21 replies
Zen 4 heatsinks09-03-2002 09:52 PM - 28 replies
Gerber files for the Zen Part 409-03-2002 04:50 PM - 1 reply
Driving capacity of BOSOZ09-02-2002 02:44 PM - 13 replies
BOSOZ R18, R19 function08-31-2002 04:12 PM - 1 reply
aleph theatre?08-30-2002 09:38 PM - 123 replies
aleph 2-thermistor coat cracked08-30-2002 06:58 PM - 8 replies
Matching BOSOZ > SOZ impedance08-30-2002 04:47 PM - 2 replies
Zen-worthy EQ?08-30-2002 12:18 AM - 11 replies
ZV4 has arrived.08-29-2002 08:14 PM - 74 replies
BOZ at higher voltages+funky PS anyone?08-29-2002 04:27 PM - 3 replies
BoSoZ: Single-ended use question08-28-2002 04:58 PM - 3 replies
Anyone play with the Zen Single-Stage Single-Ended Class A?08-28-2002 02:59 PM - 13 replies
Have you seen my new function generator08-28-2002 05:22 AM - 1 reply
Bias question in BOSOZ08-28-2002 03:39 AM - 2 replies
PS for Aleph 2 and 4 - Air core inductors08-27-2002 09:29 PM - 10 replies
Service manual for Aleph 3008-27-2002 08:52 PM - 5 replies
bosoz output level08-27-2002 04:11 PM - 34 replies
Aleph P microcontroller code08-27-2002 12:36 PM - 2 replies
Aleph5 heatsink help!08-27-2002 08:46 AM - 11 replies
Soz Cookbook08-26-2002 11:38 PM - 3 replies
Bride of Zen on a shoestring08-26-2002 01:01 AM - 39 replies
Just tested one side of my Zen -no joy ???08-25-2002 10:20 PM - 1 reply
SOZ Speaker Matching08-25-2002 02:54 AM - 2 replies
Aleph 2's Underway!08-23-2002 09:02 PM - 41 replies
Zen Variations part 408-23-2002 05:53 PM - 34 replies
800A Schematic08-22-2002 08:38 PM - 10 replies
PCB for the ZEN V408-22-2002 05:31 PM - 5 replies
Amp reccomendations?08-22-2002 05:11 PM - 6 replies
Cheap high quality volume control for BOSOZ08-22-2002 04:27 PM - 3 replies
Aleph p1.7 problems08-22-2002 12:18 AM - 1 reply
A75 revisited08-21-2002 08:54 PM - 18 replies
stasis 2 and 3 schematics08-21-2002 07:05 PM - 39 replies
Question for Pass a40 Builders08-21-2002 04:37 PM - 16 replies
Improving current source for Aleph08-21-2002 03:28 PM - 37 replies
small Aleph idea08-21-2002 07:05 AM - 4 replies
FET for BOSOZ08-21-2002 03:57 AM - 2 replies
BosoZ - damaged FETS ?08-20-2002 08:18 PM - 8 replies
Simpler Zen Variation 2?08-20-2002 12:33 PM - 5 replies
Pass Hybrid08-20-2002 10:06 AM - 6 replies
Why no Ono PCBs?08-20-2002 12:43 AM - 5 replies
What to build with 2x22V 160VA tranny and Heatsink08-20-2002 12:42 AM - 16 replies
Bag O Fun 208-19-2002 08:14 PM - 8 replies
Aleph 5 PSU08-19-2002 05:04 PM - 38 replies
Power supply for a basic zen.08-18-2002 07:44 PM - 1 reply
Aleph ... which one to build ?08-18-2002 07:36 PM - 6 replies
Another Aleph finished!08-18-2002 02:35 PM - 31 replies
Does Pre-Matching 9610's Really Work?08-17-2002 10:37 PM - 25 replies
op amps08-17-2002 12:06 PM - 2 replies
Bag O Fun08-16-2002 07:03 PM - 5 replies
Is the output power tied to the rail voltage08-15-2002 09:44 PM - 2 replies
Aleph 2 HELP08-15-2002 06:08 PM - 20 replies
Is IRF640 useful..08-15-2002 03:27 PM - 5 replies
BOSOZ volume control08-15-2002 02:49 PM - 7 replies
P-channel mosfets for Aleph08-14-2002 09:05 PM - 10 replies
Book on ampbuilding (aleph) for background08-14-2002 05:50 PM - 22 replies
Interesting amp in Pass Gallery08-14-2002 02:39 PM - 17 replies
Aleph P current sources?08-14-2002 08:46 AM - 12 replies
Which preamp to build08-12-2002 10:12 PM - 4 replies
PAssive preamplifier (volume attenuator) with Aleph 2?08-12-2002 09:39 PM - 5 replies
IRF 230 or IRFP 140, what's better for AlephX ?08-12-2002 02:13 PM - 29 replies
base plate of heasink08-12-2002 07:49 AM - 10 replies
BSOZ using R15 & P5 as volume control08-11-2002 11:46 PM - 1 reply
Pearl and analogstage news.08-11-2002 06:58 PM - 6 replies
Power supply capacitors08-11-2002 06:54 PM - 12 replies
Wonted schematics of aleph108-11-2002 03:27 AM - 13 replies
wanted service manual of aleph108-11-2002 03:19 AM - 0 replies
Amplifier and speaker protection circuits08-10-2002 06:02 AM - 133 replies
Class A project08-09-2002 08:51 PM - 8 replies
Help with aleph 1.2 pcbs08-09-2002 09:08 AM - 8 replies
Aleph 2 Wiring/cable?08-08-2002 09:22 PM - 12 replies
Service manual for D-1 DAC08-08-2002 06:55 PM - 9 replies
Dumb newbie question08-08-2002 06:08 PM - 14 replies
FET cooling BoSoZ08-08-2002 07:14 AM - 1 reply
Setting bias current of Aleph 508-08-2002 03:53 AM - 1 reply
Pass Zen regulators - AC filter caps required?08-07-2002 03:26 PM - 3 replies
long cables08-07-2002 08:30 AM - 9 replies
Zen & Zen Variations-Part.208-07-2002 03:49 AM - 1 reply
Pearl Phono Parts08-05-2002 07:03 PM - 3 replies
aleph 1.208-04-2002 11:01 PM - 10 replies
Gutting Out An Bose 1801 Amp08-04-2002 09:37 PM - 23 replies
DC offset / Bias setting for Aleph 208-04-2002 03:54 PM - 24 replies
Pics of my ZEN (integrated)08-03-2002 05:09 PM - 39 replies
Pics af my ALEPH 208-03-2002 04:55 PM - 16 replies
Preamp design (Aleph P 1.7)08-03-2002 01:58 PM - 3 replies
1w=????08-02-2002 08:42 PM - 5 replies
About passive crossover08-02-2002 06:18 PM - 5 replies
Problem with PI PSU08-02-2002 02:41 PM - 11 replies
mosfets or JFETS with low Ciss08-02-2002 02:27 PM - 10 replies
Nominal heat of the input dif.pair in Aleph08-02-2002 09:51 AM - 9 replies
Pearl Grounding08-01-2002 12:04 AM - 9 replies
simple question07-31-2002 05:21 PM - 6 replies
PassDIY Gallery07-31-2002 03:43 PM - 10 replies
power supply question07-31-2002 12:15 PM - 0 replies
Zen V4.007-30-2002 10:29 PM - 12 replies
SOZ vs Aleph/A7507-30-2002 12:40 PM - 20 replies
Thagard/Pass colaborations07-29-2002 04:26 PM - 15 replies
how about "Job" amplifiers07-29-2002 11:37 AM - 15 replies
BOZ input sensitivity07-29-2002 10:55 AM - 0 replies
Pictures of my Aleph 207-29-2002 10:51 AM - 31 replies
Aleph simulation- strange waveforms07-29-2002 02:35 AM - 40 replies
Any one have Pcb layout for...07-28-2002 10:56 PM - 0 replies
Recommended DIY Speakers for Zen Amp07-28-2002 09:29 PM - 79 replies
Aleph 5 questions07-28-2002 05:02 AM - 1 reply
BOSOZ question07-27-2002 01:48 PM - 1 reply
Another Aleph507-27-2002 05:25 AM - 57 replies
Is r9 really necessary?07-26-2002 07:10 PM - 3 replies
Aleph 5 transformer07-26-2002 05:38 PM - 7 replies
Best Pass Design Zen, SOZ, Aleph 30??07-26-2002 08:42 AM - 15 replies
Zen Amp07-26-2002 02:38 AM - 5 replies
zen rev. 2 feep-back?07-26-2002 01:46 AM - 4 replies
The Pearl-X07-26-2002 01:06 AM - 12 replies
A-75 Bias voltage07-25-2002 11:49 PM - 14 replies
Migration from A-40 to Aleph...07-25-2002 02:32 AM - 2 replies
Where to obtain matched mosfet for SOZ?07-24-2002 10:18 PM - 4 replies
Yet another variation on cascoded balanced line stage07-24-2002 07:13 PM - 10 replies
My first amp07-23-2002 11:10 PM - 86 replies
Aleph X bias current07-23-2002 08:44 PM - 7 replies
Feedback resistor values?07-23-2002 06:46 PM - 0 replies
Resistor values for Aleph-X07-23-2002 05:35 PM - 1 reply
bias set for aleph07-23-2002 04:33 PM - 3 replies
My Aleph is freezing07-23-2002 11:22 AM - 27 replies
zen variation 207-23-2002 07:52 AM - 1 reply
aleph 207-23-2002 07:04 AM - 2 replies
my amp design and mucury relays07-23-2002 03:08 AM - 8 replies
MONO - stereo /time thinkin'07-23-2002 02:51 AM - 5 replies
Aleph-X Sim Files07-22-2002 09:28 PM - 25 replies
4 pole electrolytic capacitors07-22-2002 08:56 PM - 6 replies
son of Zen-lite07-22-2002 03:26 PM - 23 replies
Pearl Phono Stage Coupling Capacitors (?)07-22-2002 10:32 AM - 4 replies
Dynamic Headroom: Where is the limit?07-19-2002 07:36 PM - 74 replies
XVR1 active crossover, discrete active stage07-19-2002 02:02 AM - 18 replies
Driving a MOSFET power follower07-18-2002 09:23 PM - 19 replies
Fake IRFP240 !!!07-18-2002 01:36 PM - 7 replies
Question on greasing mosfets07-18-2002 12:00 PM - 7 replies
Alpha Heatsinks07-18-2002 06:31 AM - 34 replies
Aleph P1.7 Volume Control07-18-2002 03:34 AM - 7 replies
Opinions sought on Heatsink rating (see photo)07-17-2002 12:11 PM - 6 replies
Output capacitor for Pearl Preamp07-17-2002 07:04 AM - 4 replies
I Got My Boards07-16-2002 08:33 PM - 37 replies
very basic Pearl PS question(s)07-16-2002 07:27 PM - 4 replies
Aleph 4 to Aleph 5 modification?07-16-2002 07:21 PM - 6 replies
2 questions07-16-2002 06:18 PM - 14 replies
Acceptable Aleph Ripple?07-15-2002 07:37 PM - 1 reply
Aleph L question07-15-2002 01:25 PM - 2 replies
Aleph 5 ps question07-15-2002 12:04 PM - 8 replies
P1 in BoSoZ07-14-2002 08:14 PM - 3 replies
To sell or not to sell07-14-2002 02:11 AM - 9 replies
The Nania Audio Power Theory?07-13-2002 02:10 PM - 117 replies
Using IRFZ44 in place of a IRFP04407-13-2002 09:01 AM - 6 replies
My first ever Zen amp.07-12-2002 08:30 PM - 50 replies
Aleph30 vs LeachAmp: PS Fusing07-12-2002 10:51 AM - 2 replies
Aleph P - microcontroller07-12-2002 10:29 AM - 23 replies
Aleph30: Theory on C707-11-2002 09:30 PM - 5 replies
need help for an aleph207-11-2002 08:21 PM - 11 replies
Aleph three channel07-11-2002 06:52 PM - 1 reply
What happens when the Aleph-X "crosses over"?07-11-2002 01:30 AM - 23 replies
Aleph 2: Shorted Main Board? Help!07-10-2002 04:08 PM - 13 replies
Balance control07-10-2002 09:43 AM - 4 replies
I/V conversion07-10-2002 09:35 AM - 2 replies
Grounding thev Balanced line stage(BoSoz)07-10-2002 01:55 AM - 21 replies
Aleph 2 with 60V rails.07-09-2002 06:53 PM - 10 replies
Choke power supply for Pass A7507-09-2002 01:21 PM - 13 replies
Aleph30 distorsion07-09-2002 12:11 PM - 11 replies
DIY progress report07-08-2002 07:40 PM - 1910 replies
X Preamp07-08-2002 07:40 PM - 23 replies
headphone on Pass A4007-08-2002 04:30 PM - 7 replies
Max fet capacitance before follower circuit required?07-08-2002 04:12 PM - 7 replies
aleph 2 question07-08-2002 04:39 AM - 7 replies
Electro. tantalum caps ok for A-40?07-08-2002 12:24 AM - 10 replies

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