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  1. Really clean medium power amp wanted
  2. AV1000 building
  3. Marantz PM-32
  4. Zen problem
  5. Newbie amp project power supply noise
  6. VINTAGE AMPLIFIERS ( The ultimate thread )
  7. Hafler 9505 amp Help
  8. coyote call ideas
  9. Need service manual for Accuphase E-303
  10. kenwood graphic equalizer GE 52
  11. Some help or a SM for PM-84 MK II
  12. Tivoli Model One - Internal fuse?
  13. Accuphase P600 problem
  14. Help with waveform on rails - looks unregulated
  15. Cyrus 3 help needed
  16. Help on op amps
  17. My HV opamp - Working suspiciously well
  18. Trying to Find MOSFETS D1975, B1317. HELP!
  19. Oppo 93NE to Marantz receiver.
  20. Sears RE-1205 AM/FM resever
  21. Darlington question
  22. Would you calculate and re-draw the circuit overcurrent protection ?
  23. New Class Aamplifier P18W1R
  24. Capacitor replacement / hiss advice
  25. Musical Fidelity P170 Bias
  26. Aaron Millenium 3, outputs tranzistors & quiescent current
  27. Pls Help - Sumo Polaris II
  28. Small Amp with 2 Inputs or More
  29. 2.1 Receivers Yamaha R-S500 vs. Harman Kardon HK-3490
  30. Need some help with Class A JLH power parameters
  31. Parasound ( John Curl ) 1206 upgrades?
  32. The Amp I use for my bass units
  33. Quad 405 linear PSU replacement with switcher.
  34. Luxman KV-105 crackling on one channel
  35. Measuring attack/release time of a compressor/limiter
  36. HAL SYMFET
  37. Transmitting from stereo to guitar amp.
  38. double sided thermal tape?
  39. Musical fidelity A100
  40. Upgrading/repairing vintage amps
  41. RIAA?
  42. Choke loaded MOSFET in circlotron??
  43. Help with DC on volume pot
  44. NIKKO Alpha 230 with a fan on top
  45. Output power of an average stereo system?
  46. How much power is the average Stereo?
  47. Soundcraftsmen A400 Schematic?
  48. help with cs800 peavey getting 6 volts on output
  49. Audionet AMP 1 idle current
  50. Accuphase p600
  51. Class H switching
  52. Sansui BA 5000 Loud pop at turn on / off
  53. New Project - Hybrid Amplifier High Quality
  54. arcam alpha 8 problem
  55. Playmaster Sixty-Sixty Stereo Amplifier SCHEMATIC
  56. looking for class AB amplifier schematic
  57. 1.4kW; is this crazy?
  58. Bias Adjustment on Bose 1800 Amplifier
  59. Two Amp Fire Balls... Please Tell Me Why
  60. No global feedback preamplifier
  61. x5 preamp circuit
  62. Simple Circlotron with power Mosfets
  63. Amp hum when RCA cable is connected
  64. Audio/video sync. Little help please?
  65. Class i and siblings
  66. Integrated Amp repair / conversion
  67. 2SA1102 vs 2SA1104 with 2SC2577
  68. ST151 100W AMP
  69. Cheating with microphone calibration
  70. DIY Amp
  71. PASS ALEPH 0s Capacitors replacement
  72. Marantz PM-440 service manual needed please!
  73. solid state ...forum people
  74. KSA 250 HELP!!!
  75. GFA-535 Brown gunk on output board
  76. Yet another broken NAD 3020 thread
  77. OCM 500 power amp - I need a copy of owner's manual...
  78. Need schematic KEF 25B sub amp SP2298
  79. nad 3020 overhaul/mod questions
  80. what opamp for lowpass filter?
  81. Non-complementary class AB linearized amp
  82. Speaker Protection Board Input Voltage Handling
  83. Power supply for balanced input stereo amplifier
  84. Transistor role in amplifier ? Properties
  85. RG59 for interconnect ( disscusion )
  86. DIY IMD Analyzer
  87. sprint pcb software
  88. 20W Blameless Class A
  89. Replacement Transformer for Quad 405
  90. Can anyone ID this amp? (there's no prize)
  91. Help finding service manual for cambridge 640r
  92. Sansui AU555
  93. hep, Parasound pfet 900II
  94. Ribbon poweramplifier
  95. Are you interested to improve cheap amplified speaker?
  96. Optimos - My Version
  97. APSA - The Analog Sound Processing Amplifier
  98. Cyrus 2 No balance
  99. Yamaha M60 modifications?
  100. Replacement for Motorola MPS-U10?
  101. 20KW POWER AMP SCHEMATIC
  102. Bi-amping with 2 integrated amplifiers
  103. Harmon Kardon HK560 repair
  104. Bose 1800: DC Offset Issues
  105. Power mosfet DIY topologies of tube ampli Single-ended
  106. Discrete or IC regulation power supply
  107. Federmann preamplifier
  108. ATI 1502 two-channel stereo Power amplifier
  109. Conditioning, Hipotting (Hi-Pot) Film Capacitors
  110. Updating Leach FET preamp: New transistors?????
  111. NAP90 Distortion Problem
  112. HK 770 pwr amp input caps - Replacement suggestions
  113. Velodyne ct-80 project
  114. Musical Fidelity transistors SM8605 SM8610
  115. Help understanding amplifier diagram.
  116. Improving Technics SU-8080
  117. Power Amp PCB Power distribution
  118. Parasound amps...
  119. Input impedance-Balanced operation
  120. Amplifiers: Building Vs Buying
  121. Roender's FC-100 prototype and builder's thread
  122. Amp for 16 ohm headphones (MDR-EX71SL)?
  123. Rockford boosted rail amplifier
  124. Questions about Transistors with high beta (hfe) up to 3000 without Darl.-Topology
  125. High Power Amplifier
  126. Powering Opamps???
  127. Fixing the dead Luxman R-117: need some help.
  128. Clean amplifier P8W4R, P4W8R
  129. [NEWBIE]Amplifier Design[NEWBIE]
  130. CM Labs CC-2 Preamp Repair/Upgrade
  131. SWTPC Repair/Upgrade
  132. Levinson ML-2 Cap Upgrade Audio- and Regulator card
  133. Turn on pre driver stage first or output stage first??
  134. Amplifier mains hum help
  135. NAD C372 Leaking Capacitors???? Help Please!
  136. Crossover distortion in push-pull
  137. Please recommend an amazing amp for beginner :)
  138. Front End DC Operating Point Current Magnitudes
  139. upc1237 supply question
  140. recommended 200-300watts / channel amplifier for HT?
  141. Krell Schematics for FPB series available on CD-ROM
  142. Modding Dayens Ampino
  143. Cambridge Audio P55 Schematic
  144. Mr Gromer LNA-1 opamp - 2SC2239BL equivalent
  145. Help needed for Adcom gfp-1A preamp
  146. Inkel MA920 CIRCUIT
  147. No heat sinks!
  148. HH electronic V-S Bassamp, diagram wanted
  149. Amplifier Transistor Replacement Help
  150. Part sub for MOSFET gurus
  151. Nakamichi SR-4A Idle Current Procedure
  152. Replacement Volume Control For Marantz PM 66 KI
  153. RCA Power Transistors BD750, BD751, BD550, BD550A, BD550B Data Sheet wanted
  154. Can a heatsink be too big?
  155. MARANTZ 2500 250w/ch receiver
  156. Threshold 800A amplifier versions
  157. circuit diagram for cambridge A70 power amp
  158. Self-cascoding, a tool for creating ultra high voltage building blocks:
  159. CC-CB cascade variations
  160. cheap big binding posts for metal chassis
  161. Luxman LV103u replacing output FET's
  162. Luxman L85V - Replace 2SA679-NTE280/81
  163. crow d150
  164. Behringer BXL900 Schematic needeed!
  165. sony ta-fb940r qs,left channel hardly there.
  166. HAL PREAMPLIFIERS
  167. Ebay kit diamond differential power amp
  168. High input impedance BJT preamplifer
  169. How to Bypass Relay on Sub Amp?
  170. Bandpass filters in audio circuit of communications receiver?
  171. Sony TA-313 vs Sony TA-F4A........which one???
  172. Help me identify the damage. Tivoli Model 1
  173. Mission Cyrus One - Volume Help Needed
  174. Troubleshooting a Denon 3802
  175. Hello! a few questions on the JLH 1969
  176. Buying a NAD 3020 in the seventies
  177. Sony STR-DE897 receiver - No power
  178. op-amp what voltage to use?
  179. Buzz diminishing with raised volume?
  180. Rod Elliot P3A Layout - Critics
  181. Another free PCB project: JLH headphone amplifier
  182. should i have a dc voltage across my spring rev. input?
  183. Interesting Site
  184. yamaha CA-510 amplifier power supply issue
  185. Hill Audio Multimix
  186. Diagnosing & Fixing a Ground Problem
  187. james bongiorno Amp. question
  188. Abnormal Clipping Need Help~~~
  189. Anyone else using an older flagship receiver for active amplification?
  190. RCA stav - 3990 powering off
  191. help:schematics for a Denon SA-3350 int amp
  192. Leak Stereo 30 Overhaul... Worth it?
  193. Solid State Amplifier - Overview of all Canadian Companies wanted
  194. Linear Audio Inc. - currently Website wanted
  195. Arcam Alpha 9p blowing fuse
  196. Burnt power transistor
  197. SE Mosfet line stage with transformer output
  198. Please help me troubleshoot Niles Audio SI-1230 12 channel amp
  199. Help A Dummy: in simple language please.
  200. don't try this AMP at home
  201. Resistor Identification Help
  202. Suggestions to replace ?
  203. composit amplifier NE5534 swap
  204. JFET Phono Pre-amp clipping
  205. very heavy J-fet
  206. Switch to run a pair of speakers from 2 amps
  207. Dr. Leach Amplifier (commercially being sold?)
  208. A760II schematic needed
  209. question about germanium based amps
  210. A certain HAL Amplifier
  211. help split power supply
  212. Zero negative feedback
  213. pioneer a 88x can it be tweeked ??
  214. Multiple transistor heat dissipation.
  215. CXA1297P Specs
  216. Hawksford cascode experiences please
  217. Mute Logic for LDR volume control
  218. Amplifier project
  219. Substitute for BUK437 MOSFET
  220. How do i calculate the impedance?
  221. Static on Right Channel Realistic SPA-100
  222. 2sa970 - 2SC2240 replacement in SOT23 ?
  223. Bryston 2B, buzz.
  224. Australian Mosfet amplifier
  225. Is the PCB ok?...
  226. Marantz SR4120 not holding station presets
  227. bk st-140 burned resistors
  228. Pioneer SX-424 QUestions!
  229. Disturbing noise from a channel!!
  230. Heatsink top quality!
  231. help with mic preamp
  232. New to this... modded Acurus A250 w/issues
  233. Help cannot identify Amplifier Power transistor
  234. Problem with Fender Frontman 212R amp
  235. Unique way of muting for thump prevention, outside audio path.
  236. Schematics of Luxman L-505u?
  237. 2sc2240 as 2sc458 replacement
  238. Dx MkIII boards.
  239. Need schematic for Denon pma 250
  240. CFP Buffer
  241. Electrocompaniet aw-100dmb
  242. LM1877
  243. Fisher Amplifier Question
  244. What is difference between two circuits
  245. Measuring caps without ESR
  246. dx amp 33v psu
  247. Crown psa-2 Problem
  248. DC servo
  249. "Inverted" (not 'Inverting') Output Stage
  250. Rega Elex problem pointer

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