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  1. IRFP9240/IRFP240 vs 2SJ201/2SK1530 Mosfets
  2. EU supply for To 247 / To 264 Insulators
  3. EB 1190/123 Idle Current adjustment
  4. bypassing for opamp circuits
  5. Help needed to ID this amp module
  6. Marantz MA500U
  7. High pass filter capacitor
  8. Wanted... Evox MMK 47uf
  9. LM3886 REALLY short protected?
  10. stupid question
  11. Craft Audio CA1 (CRAFTAUDIO CA-1) Power Amp - looks like CAS-1 - Schematic wanted
  12. yamaha B4 B5 amplifer Vintage
  13. Hafler TA-1100 finally fixed!
  14. Diamond Buffer with reduced distortion
  15. Maplin JLH 50 watt amplifier article.
  16. ASW210 Bias adjust info
  17. Need Harman/Kardon AVR 10 Service Manual
  18. Plinius III 80 watt p/c class AB Amplifier
  19. Symetric "transconductanse" front end
  20. 20 KHz specified on capacitor
  21. Pre-out to miniDSP and back to receiver power amp
  22. WHAT the heck is this ?
  23. The Wire - Low Power Ultra High Perfromance (LPUHP) 16W Power Amplifier
  24. technics sa gx500 volume control
  25. 2.5KW RMS Power amp project
  26. Max allowable DC offset for power amplifier
  27. speaker dc offset question
  28. arcam alpha 3
  29. Two Stage Amplifier with Mosfet in class A
  30. New to audio equipment, looking for 2.1 amplifier
  31. Europower EP2500
  32. Cheshtap Power Amp
  33. MOSFET based DC Speaker Protection
  34. Seeking STK8050 (Technics SU-V4)
  35. advice on full upgrade for a pioneer m-73 power amplifier
  36. Kenwood Reverberation Amplifier RA-52
  37. Sunfire Grand Theater Processor II
  38. new and not sure of upgradeing happy new year
  39. Leach Amp Boards
  40. Amplifier kit on eBay
  41. TEC S-15 amp (1961 !): main amp schematics
  42. Noob Question - Will a Bad Cap Fry a Resistor?
  43. STK4044 IC compatibility
  44. Bypass Caps & Transistors
  45. Capacitor over feedback Resistor
  46. input/output capacitor uF question...
  47. the best 12v amp design/project
  48. Help a noob!
  49. 1W SE Class A Powerful Headphone or Weak Power Amp
  50. A prevent jitter scheme of relay attenuator
  51. Need help trouble shooting my BK ST 140
  52. Cloning the Luxman IC known as DML-02
  53. Krell KSA/KMA input stage mods
  54. crazy idle current compensation method?
  55. Silicon Grease Toxicity
  56. germanium amplifier
  57. Help with trouble shooting
  58. Adcom gfa-5400 mods?
  59. high vac at speaker terminals rotel rb1070
  60. What is sucking in this wiring?
  61. Damping factor can equate to less bass ?
  62. Crown 1400 CSL
  63. Fully differential 100W amplifier
  64. source for 4-pole capacitor?
  65. Meridian MCA-1 amplifier
  66. BAT Vk-500 schematics info??
  67. Help with repairing Rotel RA-1062
  68. Copper tracks conner angles
  69. Restoring a JBL SA-600
  70. "Vibrating" faceplate (actually has current) on vintage amplifier
  71. RIAA + IEC
  72. Amplifier with 220 input voltage vs 230 ?
  73. Parasound HCA-2200 problem - need some help
  74. Onkyo 805 - no sub output
  75. Celestion truvox 1020
  76. What to do with 4 little accurian amps??
  77. My amp is clipping with new speakers
  78. Is Audio GD C500 unity voltage gain.
  79. Selim's JLH Amp
  80. Someone able to ID some parts for me?
  81. New super pair?
  82. Which to choose?
  83. Connecting Powered PC Speakers To TV Headphone Jack, Need Amp - Help Please
  84. Differential pair questions
  85. weird DC offset at HF driving passive filter
  86. Yamaha c-80
  87. All FET JLH Class A
  88. Simpson-Sears Model RE-1205 schematic needed
  89. DC offset adjustment add-on
  90. Really clean medium power amp wanted
  91. AV1000 building
  92. Marantz PM-32
  93. Zen problem
  94. Newbie amp project power supply noise
  95. VINTAGE AMPLIFIERS ( The ultimate thread )
  96. Hafler 9505 amp Help
  97. coyote call ideas
  98. Need service manual for Accuphase E-303
  99. kenwood graphic equalizer GE 52
  100. Some help or a SM for PM-84 MK II
  101. Tivoli Model One - Internal fuse?
  102. Accuphase P600 problem
  103. Help with waveform on rails - looks unregulated
  104. Cyrus 3 help needed
  105. Help on op amps
  106. My HV opamp - Working suspiciously well
  107. Trying to Find MOSFETS D1975, B1317. HELP!
  108. Oppo 93NE to Marantz receiver.
  109. Sears RE-1205 AM/FM resever
  110. Darlington question
  111. Would you calculate and re-draw the circuit overcurrent protection ?
  112. New Class Aamplifier P18W1R
  113. Capacitor replacement / hiss advice
  114. Musical Fidelity P170 Bias
  115. Aaron Millenium 3, outputs tranzistors & quiescent current
  116. Pls Help - Sumo Polaris II
  117. Small Amp with 2 Inputs or More
  118. 2.1 Receivers Yamaha R-S500 vs. Harman Kardon HK-3490
  119. Need some help with Class A JLH power parameters
  120. Parasound ( John Curl ) 1206 upgrades?
  121. The Amp I use for my bass units
  122. Quad 405 linear PSU replacement with switcher.
  123. Luxman KV-105 crackling on one channel
  124. Measuring attack/release time of a compressor/limiter
  125. HAL SYMFET
  126. Transmitting from stereo to guitar amp.
  127. double sided thermal tape?
  128. Musical fidelity A100
  129. Upgrading/repairing vintage amps
  130. RIAA?
  131. Choke loaded MOSFET in circlotron??
  132. Help with DC on volume pot
  133. NIKKO Alpha 230 with a fan on top
  134. Output power of an average stereo system?
  135. How much power is the average Stereo?
  136. Soundcraftsmen A400 Schematic?
  137. help with cs800 peavey getting 6 volts on output
  138. Audionet AMP 1 idle current
  139. Accuphase p600
  140. Class H switching
  141. Sansui BA 5000 Loud pop at turn on / off
  142. New Project - Hybrid Amplifier High Quality
  143. arcam alpha 8 problem
  144. Playmaster Sixty-Sixty Stereo Amplifier SCHEMATIC
  145. looking for class AB amplifier schematic
  146. 1.4kW; is this crazy?
  147. Bias Adjustment on Bose 1800 Amplifier
  148. Two Amp Fire Balls... Please Tell Me Why
  149. No global feedback preamplifier
  150. x5 preamp circuit
  151. Simple Circlotron with power Mosfets
  152. Amp hum when RCA cable is connected
  153. Audio/video sync. Little help please?
  154. Class i and siblings
  155. Integrated Amp repair / conversion
  156. 2SA1102 vs 2SA1104 with 2SC2577
  157. ST151 100W AMP
  158. Cheating with microphone calibration
  159. DIY Amp
  160. PASS ALEPH 0s Capacitors replacement
  161. Marantz PM-440 service manual needed please!
  162. solid state ...forum people
  163. KSA 250 HELP!!!
  164. GFA-535 Brown gunk on output board
  165. Yet another broken NAD 3020 thread
  166. OCM 500 power amp - I need a copy of owner's manual...
  167. Need schematic KEF 25B sub amp SP2298
  168. nad 3020 overhaul/mod questions
  169. what opamp for lowpass filter?
  170. Non-complementary class AB linearized amp
  171. Speaker Protection Board Input Voltage Handling
  172. Power supply for balanced input stereo amplifier
  173. Transistor role in amplifier ? Properties
  174. RG59 for interconnect ( disscusion )
  175. DIY IMD Analyzer
  176. sprint pcb software
  177. 20W Blameless Class A
  178. Replacement Transformer for Quad 405
  179. Can anyone ID this amp? (there's no prize)
  180. Help finding service manual for cambridge 640r
  181. Sansui AU555
  182. hep, Parasound pfet 900II
  183. Ribbon poweramplifier
  184. Are you interested to improve cheap amplified speaker?
  185. Optimos - My Version
  186. APSA - The Analog Sound Processing Amplifier
  187. Cyrus 2 No balance
  188. Yamaha M60 modifications?
  189. Replacement for Motorola MPS-U10?
  190. 20KW POWER AMP SCHEMATIC
  191. Bi-amping with 2 integrated amplifiers
  192. Harmon Kardon HK560 repair
  193. Bose 1800: DC Offset Issues
  194. Power mosfet DIY topologies of tube ampli Single-ended
  195. Discrete or IC regulation power supply
  196. Federmann preamplifier
  197. ATI 1502 two-channel stereo Power amplifier
  198. Conditioning, Hipotting (Hi-Pot) Film Capacitors
  199. Updating Leach FET preamp: New transistors?????
  200. NAP90 Distortion Problem
  201. HK 770 pwr amp input caps - Replacement suggestions
  202. Velodyne ct-80 project
  203. Musical Fidelity transistors SM8605 SM8610
  204. Help understanding amplifier diagram.
  205. Improving Technics SU-8080
  206. Power Amp PCB Power distribution
  207. Parasound amps...
  208. Input impedance-Balanced operation
  209. Amplifiers: Building Vs Buying
  210. Roender's FC-100 prototype and builder's thread
  211. Amp for 16 ohm headphones (MDR-EX71SL)?
  212. Rockford boosted rail amplifier
  213. Questions about Transistors with high beta (hfe) up to 3000 without Darl.-Topology
  214. High Power Amplifier
  215. Powering Opamps???
  216. Fixing the dead Luxman R-117: need some help.
  217. Clean amplifier P8W4R, P4W8R
  218. [NEWBIE]Amplifier Design[NEWBIE]
  219. CM Labs CC-2 Preamp Repair/Upgrade
  220. SWTPC Repair/Upgrade
  221. Levinson ML-2 Cap Upgrade Audio- and Regulator card
  222. Turn on pre driver stage first or output stage first??
  223. Amplifier mains hum help
  224. NAD C372 Leaking Capacitors???? Help Please!
  225. Crossover distortion in push-pull
  226. Please recommend an amazing amp for beginner :)
  227. Front End DC Operating Point Current Magnitudes
  228. upc1237 supply question
  229. recommended 200-300watts / channel amplifier for HT?
  230. Krell Schematics for FPB series available on CD-ROM
  231. Modding Dayens Ampino
  232. Cambridge Audio P55 Schematic
  233. Mr Gromer LNA-1 opamp - 2SC2239BL equivalent
  234. Help needed for Adcom gfp-1A preamp
  235. Inkel MA920 CIRCUIT
  236. No heat sinks!
  237. HH electronic V-S Bassamp, diagram wanted
  238. Amplifier Transistor Replacement Help
  239. Part sub for MOSFET gurus
  240. Nakamichi SR-4A Idle Current Procedure
  241. Replacement Volume Control For Marantz PM 66 KI
  242. RCA Power Transistors BD750, BD751, BD550, BD550A, BD550B Data Sheet wanted
  243. Can a heatsink be too big?
  244. MARANTZ 2500 250w/ch receiver
  245. Threshold 800A amplifier versions
  246. circuit diagram for cambridge A70 power amp
  247. Self-cascoding, a tool for creating ultra high voltage building blocks:
  248. CC-CB cascade variations
  249. cheap big binding posts for metal chassis
  250. Luxman LV103u replacing output FET's

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