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  1. Parasound Halo A23 problem
  2. vintage amp
  3. rotel michi and atc schematics here...
  4. Hx-Home Edition and Hx Mini Edition will be released December, 24th
  5. Minimizing dc offset in simple amplifiers
  6. Naim Nap 250 (135) specs
  7. current feed back amplifier
  8. Pioneer SX-1250/SX-5590 schematics for repair
  9. Any crazy idea?
  10. ElectroVoice 7300A trouble
  11. Bridge an stereo amplifier to MONO
  12. How to do floating cascode on the P-channel side?
  13. IMPEDANCE MATCHING FOR I/V TRANSFORMER
  14. Preventing bjt breakdown
  15. information requested
  16. Luxman A373 - D375 - T353 Integr. Amp - CD - FM-Tuner
  17. Onkyo M-508 clicking sounds
  18. Bypassing main caps in Hafler DH-200
  19. Help Ampeg SVT-3 Pro
  20. Marantz SR2000 Receiver: Worth saving?
  21. 6 amp circuit one power supply unit advantages/disadvantages
  22. Denon DRA-685 NO POWER
  23. New Hafler DH-200 Board?
  24. Voltage Controlled Signal Amplitude
  25. Audible benefit from higher 'headroom.'
  26. Linx Vega power amp...
  27. Feedback affects Soundstage, Imaging, Transients ?
  28. Carver CT-29v Preamp Service Manual ?
  29. Phase Linear 400 Series Two Blowing fuses
  30. information on audiomobile sa1600?
  31. Updates on my New Ovation SCA-1 pre-Amp
  32. high voltage bjts
  33. Class-A Opamp with output stage
  34. Rotel RB-871 Mark II Channel Imbalance
  35. Newbie repairing Hafler DH220 advice needed
  36. AKAI AM-U1
  37. Need Nearfield amp recommendation
  38. Need Nearfield amp recommendation
  39. how to dim an LED
  40. I did a stupid thing... (Nad C320 red light)
  41. Vu meter, questions
  42. 2N3055 transistor, which brand to buy?
  43. Harman Kardon HK770 vs AVR254
  44. Jfet - Mosfet Amplifier2
  45. Help on bias multiplier
  46. DX Precision I Simplified, Help
  47. Problem with 100W Audio Amplifier!?
  48. Aikido meets Zen
  49. newbie question
  50. Leach Low Tim frontend tweak
  51. 100W mosfet amplifier with IRFP250 - Help!?
  52. Idling current in Rega Mira 1, 2 or 3
  53. Which (parts) of preamps & amps did John Curl design
  54. Best place for Adcom 565 repair? HELP!
  55. what causes 'thick' sound?
  56. Advice on upgrading a Denon PMA-925R
  57. Sony V333ES Amp with a rapid clicking relay and no power
  58. lm3886 power output question
  59. Change the outputs in my Crown D60?
  60. Repairing a jbl 1201.1II...
  61. Crown XLS Series - Fuses??
  62. Nuforce Icon Amp... Dissassembly?
  63. Marantz PM7000 distorsion problem in R channel
  64. Counterfeit transistors ?
  65. Marantz PM7003 help with schematics???
  66. Making a preamp
  67. How much gain does Nakamichi CA-7 pre amp have?
  68. Kit Recommendations?
  69. Output Impendance
  70. Nakamichi Receiver 1 Remote Failure
  71. Marantz PM7003 Service Manual desperately needed
  72. Bjt vs mosfet drive
  73. preamp static troubleshooting
  74. question
  75. Krell KSA-300S cliks off
  76. replacement cyrus 2 rocker switch .
  77. Switching source and levels in a multi-channel amplifier
  78. power amplifier
  79. Yamaha Power Amp Circuit Theory Help
  80. circuit switching
  81. CCD-2400 Concept Car Amp
  82. Powering on my LCD causes my amp to hum through the speakers
  83. ideas on fixing amp?
  84. a / b Selector Switch - Stupid Question.
  85. Cyrus One Amplifier - One Channel Silent - What could it be?
  86. Quad 606 into a 2 ohm load
  87. Hiss sound from DIY speaker, anyway to remove it ?
  88. Opamp maximum output current (NE5532 or similar)
  89. Soliciting advice on mods for Soundcraftsmen FET PR1800
  90. Help carver M400 Oscillating
  91. mosfet opamp
  92. A Modified P3A
  93. Any Jean Hiraga class A PCBs or kits?
  94. Running Power Amplifier in Inverted Mode
  95. Baker clamps?
  96. HRII to operate with 55V - a higher power HRII
  97. Rack, cabinets, chassis dimensions
  98. What known accurate spice models are around?
  99. 45W@8R 70W@4R CLASS B SO LOW DISTORTION.
  100. Carlsbro 80 GLX Problem
  101. blown 2sj201 and 2sk1530
  102. diyAB Amp - The "Honey Badger"
  103. common source amplifier with CFP output
  104. Fairly fast buffer
  105. 'Low performance' transformer tests
  106. 2sc5200 a1943 amp suggestions needed
  107. Aura Evolution VA100 Mk2. Which transistor is which?
  108. Nothing to see here
  109. Revox A78 Speaker Connnections
  110. Help the Apex 550W Class-B?!
  111. Depleation Mode MOSFET current sink.
  112. Need schematic for BASH INDIGO 600080 subwoofer
  113. Ibanez SW65 Amp help
  114. Which SS kit good for tube hybrid?
  115. Do you like Class A?
  116. Lateral mosfet driving question - Hitachi amplifiers
  117. Help, need licensed electrician to fix fusebox, run seperate outlet, etc.
  118. HELP NEEDED!!! Broken Potentiometer.. :/
  119. Need help diagnosing/fixing/finding something to do with Marantz 2225
  120. Modifying Emotiva XPA-5
  121. simple question about PS for DX Blame MKII
  122. Weird Power Transister Sound.
  123. Engineer, help please - Neg. feedback/infilters
  124. Budget amp work-over :)
  125. Circuit schematic question for Rotel amp.
  126. Require correct substitute for B512
  127. Bias servo in the AN-1651
  128. The design of active crossovers
  129. Poweramp with IRFP4668
  130. Leave Adcom GFA-585 Turned on?
  131. unbalanced single or dual channel mosfet amp input OP circuit
  132. electrocompaniet ec 4.7
  133. H/K Citation 11 substitute for FET Q508
  134. My Dead Arcam 200 AVR project/helpHi all 0/ Basically I have an old Arcam 200 AVR tha
  135. Need help identifying SMD device for NAD T765 receiver. thx
  136. Transistor replacements
  137. bypass capacitor size
  138. Overheating Class A
  139. jFET Power Buffer
  140. JLH Class A headphone amp- where to buy from ?
  141. Bias Drifting Higher?
  142. Info On Digitech Amp Simulator
  143. Tweak of Luxman SQ 507x
  144. Quad 405-2, 34 & FM4...
  145. ZEUS TWO AMP
  146. Sony STR-6065 Receiver Left Channel Issues
  147. electrocompaniet ec 4.7
  148. 1000W PA Quasi NMOS Amp - Class H Stepdriver possibile ?
  149. Help needed on replacing Adcom 545 power supply caps!
  150. Poor bass in Yamaha receiver
  151. Poor bass in Yamaha receiver
  152. Class AB is being mismaligned ?
  153. Silicon Chip Ultra-LD Mk 3 < 0.004% THD @ 20KHz
  154. 2sa1216/2sc2922 designs?
  155. Hybrid situation
  156. HK930 with no output
  157. how do they sound
  158. THD vs output power in LTspice
  159. the Perfect preamplifier TWO
  160. jfet without biasing
  161. Steg K24 Vs Phoenix Gold 2125 ms
  162. Adcom GFA-545; What's all the buzz about?
  163. Forte model 4 article
  164. Marantz SR4500
  165. another "STAR" ground question
  166. Optocoupler Speaker Protection
  167. PMI AN-24
  168. NEW DESIGN L 150W FET AMPLIFIER
  169. Hiss in one channel
  170. Denon PMA900V idle current adj
  171. Need advice on what to build...
  172. Crest CA9 / P.Audio PA9... differences?!
  173. Samples from ONsemi fakes ?
  174. Silicon Chip ULD Mk3 amp - 0.0006% distortion
  175. Service manual amp Luxman M300
  176. Musical Fedelity A100 pre outs?????
  177. Any links to "Are Op Amps Really Linear?" by Barrie Gilbert?
  178. HK6350 tuning ?
  179. OLG Phase vs Output Phase
  180. Use a shielded connector?
  181. New World Order (audio conspiracy theory)
  182. wharfedale pm 600 problems
  183. 2SK332F spice model for LTspice
  184. Blown Parasound HCA-2205a
  185. psu transformer choice ?
  186. Amp with multiple stereo speaker outputs
  187. So this is a "perfect" amp? But innovative?
  188. Common base VAS
  189. Mixed-mode feedback gain formula
  190. NEED A 600W@4E AMP .............WHICH TO START WITH
  191. Distorts after about twenty minutes
  192. Faulty transistor?
  193. mjl
  194. What amp/amps boards would you like to see produced for your project?
  195. My last PA
  196. Output Relays
  197. low output capacitance buffer?
  198. Nytech service manual
  199. 400watt/800watt irfp240 irfp9240 audio amplifier
  200. Why battle with Chinese board manufacturers?
  201. Negative output impedance
  202. trying to fix RANDALL RH-100 - need help
  203. P channel jfet preamp circuit
  204. TLE-2426 as "negative" virtual ground?
  205. In need to solder!!
  206. Need help with my bi-amp system
  207. GFA-555 II Thermal
  208. eq mic
  209. Arcam delta 290 switch to Power amp mode
  210. M3/Sigma 11 Build check
  211. WHAT is this amps trafo ?
  212. Chinse DX amp compensation capacitor
  213. Ab International 322t
  214. Second loss for National and Semi Industry
  215. Tobey & Dinsdale amp in Wireless World
  216. Delay Amp power up using a relay.
  217. Carver PM1200 rail voltage and idle bias settings
  218. Heathkit AA 1640 mods
  219. NHT Subtwo (Amplifier)
  220. new vs old harman receivers
  221. finished AV400 help with problem
  222. Active crossover built into amp
  223. build NEW AV800 / AV1000 MOSFET AMP IRFP240 IRFP9240
  224. BC550-560 Symmetric with LATERAL Output - Hiraga style
  225. RD15ESB ZENER DIODE
  226. Help with several issues please: rewiring, blown B&K AVR507 updated to version 3, etc
  227. Proton D1200 Replacement Transistors
  228. Tecnics SU-Z1 to refurbish
  229. THE PHILIPS 22AH708
  230. Separate IPS and OPS boards?
  231. current source for class a se amp
  232. Sanken 2sa1216 and 2sc2922
  233. Marantz SR-18 Doesn't Turn On: Worth Repairing?
  234. Sumo Andromeda very early series schematics
  235. ONKYO TXNR509 DAC signal question
  236. Marantz PM7003 + Passive Pre Amp (stepped) questions
  237. 6N136 model
  238. Headphone amplifier
  239. Pls help identify resistors on pcb of a Mark Levinson 23.5
  240. Will that amp be as good as the author pretends?
  241. Reparing Sugden A 28
  242. Yet another amp - simple inverted with 10x gain, mosfet output stage
  243. Dynaco Stereo 400
  244. LEAD ACID BATTERY POWERED JLH CLASS A
  245. Monoblock amp hot at idle compared to its brother
  246. High power AMP design
  247. How can one tell if it is a lateral MOSFET
  248. Active 3 way system
  249. Correct bias setting for mosfet amp w/out scope?
  250. Suggest me an amp design!

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