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  1. Pioneer A401
  2. Duson PA75 repair
  3. Parasound HCA1205a
  4. CM labs 920
  5. Yamaha Rx-730
  6. Class AB .... is it all done ?
  7. 300W Quasi amplifier
  8. Marantz PM-40SE No sound.
  9. Bryston 3B Pro restoration.
  10. bryston 3B
  11. Technics su-v2a problem
  12. Voltage regulator issue
  13. Help needed on new output transistors
  14. bias stabilizer
  15. Schematic diagram for Mordaunt-Short MS309-W
  16. cayin 270p
  17. Help me figure something out....Please
  18. Number of output pairs needed?
  19. Mosfet power amp Vbe multiplier
  20. Cambridge Audio A500 - Worth Repairing ?
  21. PS Audio 100C schematic
  22. IRFP9240/IRFP240 vs 2SJ201/2SK1530 Mosfets
  23. EU supply for To 247 / To 264 Insulators
  24. EB 1190/123 Idle Current adjustment
  25. bypassing for opamp circuits
  26. Help needed to ID this amp module
  27. Marantz MA500U
  28. High pass filter capacitor
  29. Wanted... Evox MMK 47uf
  30. LM3886 REALLY short protected?
  31. stupid question
  32. Craft Audio CA1 (CRAFTAUDIO CA-1) Power Amp - looks like CAS-1 - Schematic wanted
  33. yamaha B4 B5 amplifer Vintage
  34. Hafler TA-1100 finally fixed!
  35. Diamond Buffer with reduced distortion
  36. Maplin JLH 50 watt amplifier article.
  37. ASW210 Bias adjust info
  38. Need Harman/Kardon AVR 10 Service Manual
  39. Plinius III 80 watt p/c class AB Amplifier
  40. Symetric "transconductanse" front end
  41. 20 KHz specified on capacitor
  42. Pre-out to miniDSP and back to receiver power amp
  43. WHAT the heck is this ?
  44. The Wire - Low Power Ultra High Perfromance (LPUHP) 16W Power Amplifier
  45. technics sa gx500 volume control
  46. 2.5KW RMS Power amp project
  47. Max allowable DC offset for power amplifier
  48. speaker dc offset question
  49. arcam alpha 3
  50. Two Stage Amplifier with Mosfet in class A
  51. New to audio equipment, looking for 2.1 amplifier
  52. Europower EP2500
  53. Cheshtap Power Amp
  54. MOSFET based DC Speaker Protection
  55. Seeking STK8050 (Technics SU-V4)
  56. advice on full upgrade for a pioneer m-73 power amplifier
  57. Kenwood Reverberation Amplifier RA-52
  58. Sunfire Grand Theater Processor II
  59. new and not sure of upgradeing happy new year
  60. Leach Amp Boards
  61. Amplifier kit on eBay
  62. TEC S-15 amp (1961 !): main amp schematics
  63. Noob Question - Will a Bad Cap Fry a Resistor?
  64. STK4044 IC compatibility
  65. Bypass Caps & Transistors
  66. Capacitor over feedback Resistor
  67. input/output capacitor uF question...
  68. the best 12v amp design/project
  69. Help a noob!
  70. 1W SE Class A Powerful Headphone or Weak Power Amp
  71. A prevent jitter scheme of relay attenuator
  72. Need help trouble shooting my BK ST 140
  73. Cloning the Luxman IC known as DML-02
  74. Krell KSA/KMA input stage mods
  75. crazy idle current compensation method?
  76. Silicon Grease Toxicity
  77. germanium amplifier
  78. Help with trouble shooting
  79. Adcom gfa-5400 mods?
  80. high vac at speaker terminals rotel rb1070
  81. What is sucking in this wiring?
  82. Damping factor can equate to less bass ?
  83. Crown 1400 CSL
  84. Fully differential 100W amplifier
  85. source for 4-pole capacitor?
  86. Meridian MCA-1 amplifier
  87. BAT Vk-500 schematics info??
  88. Help with repairing Rotel RA-1062
  89. Copper tracks conner angles
  90. Restoring a JBL SA-600
  91. "Vibrating" faceplate (actually has current) on vintage amplifier
  92. RIAA + IEC
  93. Amplifier with 220 input voltage vs 230 ?
  94. Parasound HCA-2200 problem - need some help
  95. Onkyo 805 - no sub output
  96. Celestion truvox 1020
  97. What to do with 4 little accurian amps??
  98. My amp is clipping with new speakers
  99. Is Audio GD C500 unity voltage gain.
  100. Selim's JLH Amp
  101. Someone able to ID some parts for me?
  102. New super pair?
  103. Which to choose?
  104. Connecting Powered PC Speakers To TV Headphone Jack, Need Amp - Help Please
  105. Differential pair questions
  106. weird DC offset at HF driving passive filter
  107. Yamaha c-80
  108. All FET JLH Class A
  109. Simpson-Sears Model RE-1205 schematic needed
  110. DC offset adjustment add-on
  111. Really clean medium power amp wanted
  112. AV1000 building
  113. Marantz PM-32
  114. Zen problem
  115. Newbie amp project power supply noise
  116. VINTAGE AMPLIFIERS ( The ultimate thread )
  117. Hafler 9505 amp Help
  118. coyote call ideas
  119. Need service manual for Accuphase E-303
  120. kenwood graphic equalizer GE 52
  121. Some help or a SM for PM-84 MK II
  122. Tivoli Model One - Internal fuse?
  123. Accuphase P600 problem
  124. Help with waveform on rails - looks unregulated
  125. Cyrus 3 help needed
  126. Help on op amps
  127. My HV opamp - Working suspiciously well
  128. Trying to Find MOSFETS D1975, B1317. HELP!
  129. Oppo 93NE to Marantz receiver.
  130. Sears RE-1205 AM/FM resever
  131. Darlington question
  132. Would you calculate and re-draw the circuit overcurrent protection ?
  133. New Class Aamplifier P18W1R
  134. Capacitor replacement / hiss advice
  135. Musical Fidelity P170 Bias
  136. Aaron Millenium 3, outputs tranzistors & quiescent current
  137. Pls Help - Sumo Polaris II
  138. Small Amp with 2 Inputs or More
  139. 2.1 Receivers Yamaha R-S500 vs. Harman Kardon HK-3490
  140. Need some help with Class A JLH power parameters
  141. Parasound ( John Curl ) 1206 upgrades?
  142. The Amp I use for my bass units
  143. Quad 405 linear PSU replacement with switcher.
  144. Luxman KV-105 crackling on one channel
  145. Measuring attack/release time of a compressor/limiter
  146. HAL SYMFET
  147. double sided thermal tape?
  148. Musical fidelity A100
  149. Upgrading/repairing vintage amps
  150. RIAA?
  151. Choke loaded MOSFET in circlotron??
  152. Help with DC on volume pot
  153. NIKKO Alpha 230 with a fan on top
  154. Output power of an average stereo system?
  155. How much power is the average Stereo?
  156. Soundcraftsmen A400 Schematic?
  157. Audionet AMP 1 idle current
  158. Accuphase p600
  159. Class H switching
  160. Sansui BA 5000 Loud pop at turn on / off
  161. New Project - Hybrid Amplifier High Quality
  162. arcam alpha 8 problem
  163. Playmaster Sixty-Sixty Stereo Amplifier SCHEMATIC
  164. looking for class AB amplifier schematic
  165. 1.4kW; is this crazy?
  166. Bias Adjustment on Bose 1800 Amplifier
  167. Two Amp Fire Balls... Please Tell Me Why
  168. No global feedback preamplifier
  169. x5 preamp circuit
  170. Simple Circlotron with power Mosfets
  171. Amp hum when RCA cable is connected
  172. Audio/video sync. Little help please?
  173. Class i and siblings
  174. Integrated Amp repair / conversion
  175. 2SA1102 vs 2SA1104 with 2SC2577
  176. ST151 100W AMP
  177. Cheating with microphone calibration
  178. DIY Amp
  179. PASS ALEPH 0s Capacitors replacement
  180. Marantz PM-440 service manual needed please!
  181. solid state ...forum people
  182. KSA 250 HELP!!!
  183. GFA-535 Brown gunk on output board
  184. Yet another broken NAD 3020 thread
  185. OCM 500 power amp - I need a copy of owner's manual...
  186. Need schematic KEF 25B sub amp SP2298
  187. nad 3020 overhaul/mod questions
  188. what opamp for lowpass filter?
  189. Non-complementary class AB linearized amp
  190. Speaker Protection Board Input Voltage Handling
  191. Power supply for balanced input stereo amplifier
  192. Transistor role in amplifier ? Properties
  193. RG59 for interconnect ( disscusion )
  194. DIY IMD Analyzer
  195. sprint pcb software
  196. 20W Blameless Class A
  197. Replacement Transformer for Quad 405
  198. Can anyone ID this amp? (there's no prize)
  199. Help finding service manual for cambridge 640r
  200. Sansui AU555
  201. hep, Parasound pfet 900II
  202. Ribbon poweramplifier
  203. Are you interested to improve cheap amplified speaker?
  204. Optimos - My Version
  205. APSA - The Analog Sound Processing Amplifier
  206. Cyrus 2 No balance
  207. Yamaha M60 modifications?
  208. Replacement for Motorola MPS-U10?
  209. 20KW POWER AMP SCHEMATIC
  210. Bi-amping with 2 integrated amplifiers
  211. Harmon Kardon HK560 repair
  212. Bose 1800: DC Offset Issues
  213. Power mosfet DIY topologies of tube ampli Single-ended
  214. Discrete or IC regulation power supply
  215. Federmann preamplifier
  216. ATI 1502 two-channel stereo Power amplifier
  217. Conditioning, Hipotting (Hi-Pot) Film Capacitors
  218. Updating Leach FET preamp: New transistors?????
  219. NAP90 Distortion Problem
  220. HK 770 pwr amp input caps - Replacement suggestions
  221. Velodyne ct-80 project
  222. Musical Fidelity transistors SM8605 SM8610
  223. Help understanding amplifier diagram.
  224. Improving Technics SU-8080
  225. Power Amp PCB Power distribution
  226. Parasound amps...
  227. Input impedance-Balanced operation
  228. Amplifiers: Building Vs Buying
  229. Roender's FC-100 prototype and builder's thread
  230. Amp for 16 ohm headphones (MDR-EX71SL)?
  231. Rockford boosted rail amplifier
  232. Questions about Transistors with high beta (hfe) up to 3000 without Darl.-Topology
  233. High Power Amplifier
  234. Powering Opamps???
  235. Fixing the dead Luxman R-117: need some help.
  236. Clean amplifier P8W4R, P4W8R
  237. [NEWBIE]Amplifier Design[NEWBIE]
  238. CM Labs CC-2 Preamp Repair/Upgrade
  239. SWTPC Repair/Upgrade
  240. Levinson ML-2 Cap Upgrade Audio- and Regulator card
  241. Turn on pre driver stage first or output stage first??
  242. Amplifier mains hum help
  243. NAD C372 Leaking Capacitors???? Help Please!
  244. Crossover distortion in push-pull
  245. Please recommend an amazing amp for beginner :)
  246. Front End DC Operating Point Current Magnitudes
  247. upc1237 supply question
  248. recommended 200-300watts / channel amplifier for HT?
  249. Krell Schematics for FPB series available on CD-ROM
  250. Modding Dayens Ampino

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