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  1. TEC S-15 amp (1961 !): main amp schematics
  2. Noob Question - Will a Bad Cap Fry a Resistor?
  3. STK4044 IC compatibility
  4. Bypass Caps & Transistors
  5. Capacitor over feedback Resistor
  6. input/output capacitor uF question...
  7. the best 12v amp design/project
  8. Help a noob!
  9. 1W SE Class A Powerful Headphone or Weak Power Amp
  10. A prevent jitter scheme of relay attenuator
  11. Need help trouble shooting my BK ST 140
  12. Cloning the Luxman IC known as DML-02
  13. Krell KSA/KMA input stage mods
  14. crazy idle current compensation method?
  15. Silicon Grease Toxicity
  16. germanium amplifier
  17. Help with trouble shooting
  18. Adcom gfa-5400 mods?
  19. high vac at speaker terminals rotel rb1070
  20. What is sucking in this wiring?
  21. Damping factor can equate to less bass ?
  22. Crown 1400 CSL
  23. Fully differential 100W amplifier
  24. source for 4-pole capacitor?
  25. Meridian MCA-1 amplifier
  26. BAT Vk-500 schematics info??
  27. Help with repairing Rotel RA-1062
  28. Copper tracks conner angles
  29. Restoring a JBL SA-600
  30. "Vibrating" faceplate (actually has current) on vintage amplifier
  31. RIAA + IEC
  32. Amplifier with 220 input voltage vs 230 ?
  33. Parasound HCA-2200 problem - need some help
  34. Onkyo 805 - no sub output
  35. Celestion truvox 1020
  36. What to do with 4 little accurian amps??
  37. My amp is clipping with new speakers
  38. Is Audio GD C500 unity voltage gain.
  39. Selim's JLH Amp
  40. Someone able to ID some parts for me?
  41. New super pair?
  42. Which to choose?
  43. Connecting Powered PC Speakers To TV Headphone Jack, Need Amp - Help Please
  44. Differential pair questions
  45. weird DC offset at HF driving passive filter
  46. Yamaha c-80
  47. All FET JLH Class A
  48. Simpson-Sears Model RE-1205 schematic needed
  49. DC offset adjustment add-on
  50. Really clean medium power amp wanted
  51. AV1000 building
  52. Marantz PM-32
  53. Zen problem
  54. Newbie amp project power supply noise
  55. VINTAGE AMPLIFIERS ( The ultimate thread )
  56. Hafler 9505 amp Help
  57. coyote call ideas
  58. Need service manual for Accuphase E-303
  59. kenwood graphic equalizer GE 52
  60. Some help or a SM for PM-84 MK II
  61. Tivoli Model One - Internal fuse?
  62. Accuphase P600 problem
  63. Help with waveform on rails - looks unregulated
  64. Cyrus 3 help needed
  65. Help on op amps
  66. My HV opamp - Working suspiciously well
  67. Trying to Find MOSFETS D1975, B1317. HELP!
  68. Oppo 93NE to Marantz receiver.
  69. Sears RE-1205 AM/FM resever
  70. Darlington question
  71. Would you calculate and re-draw the circuit overcurrent protection ?
  72. New Class Aamplifier P18W1R
  73. Capacitor replacement / hiss advice
  74. Musical Fidelity P170 Bias
  75. Aaron Millenium 3, outputs tranzistors & quiescent current
  76. Pls Help - Sumo Polaris II
  77. Small Amp with 2 Inputs or More
  78. 2.1 Receivers Yamaha R-S500 vs. Harman Kardon HK-3490
  79. Need some help with Class A JLH power parameters
  80. Parasound ( John Curl ) 1206 upgrades?
  81. The Amp I use for my bass units
  82. Quad 405 linear PSU replacement with switcher.
  83. Luxman KV-105 crackling on one channel
  84. Measuring attack/release time of a compressor/limiter
  85. HAL SYMFET
  86. double sided thermal tape?
  87. Musical fidelity A100
  88. Upgrading/repairing vintage amps
  89. RIAA?
  90. Choke loaded MOSFET in circlotron??
  91. Help with DC on volume pot
  92. NIKKO Alpha 230 with a fan on top
  93. Output power of an average stereo system?
  94. How much power is the average Stereo?
  95. Soundcraftsmen A400 Schematic?
  96. Audionet AMP 1 idle current
  97. Accuphase p600
  98. Class H switching
  99. Sansui BA 5000 Loud pop at turn on / off
  100. New Project - Hybrid Amplifier High Quality
  101. arcam alpha 8 problem
  102. Playmaster Sixty-Sixty Stereo Amplifier SCHEMATIC
  103. looking for class AB amplifier schematic
  104. 1.4kW; is this crazy?
  105. Bias Adjustment on Bose 1800 Amplifier
  106. Two Amp Fire Balls... Please Tell Me Why
  107. No global feedback preamplifier
  108. x5 preamp circuit
  109. Simple Circlotron with power Mosfets
  110. Amp hum when RCA cable is connected
  111. Audio/video sync. Little help please?
  112. Class i and siblings
  113. Integrated Amp repair / conversion
  114. 2SA1102 vs 2SA1104 with 2SC2577
  115. ST151 100W AMP
  116. Cheating with microphone calibration
  117. DIY Amp
  118. PASS ALEPH 0s Capacitors replacement
  119. Marantz PM-440 service manual needed please!
  120. solid state ...forum people
  121. KSA 250 HELP!!!
  122. GFA-535 Brown gunk on output board
  123. Yet another broken NAD 3020 thread
  124. OCM 500 power amp - I need a copy of owner's manual...
  125. Need schematic KEF 25B sub amp SP2298
  126. nad 3020 overhaul/mod questions
  127. what opamp for lowpass filter?
  128. Non-complementary class AB linearized amp
  129. Speaker Protection Board Input Voltage Handling
  130. Power supply for balanced input stereo amplifier
  131. Transistor role in amplifier ? Properties
  132. RG59 for interconnect ( disscusion )
  133. DIY IMD Analyzer
  134. sprint pcb software
  135. 20W Blameless Class A
  136. Replacement Transformer for Quad 405
  137. Can anyone ID this amp? (there's no prize)
  138. Help finding service manual for cambridge 640r
  139. Sansui AU555
  140. hep, Parasound pfet 900II
  141. Ribbon poweramplifier
  142. Are you interested to improve cheap amplified speaker?
  143. Optimos - My Version
  144. APSA - The Analog Sound Processing Amplifier
  145. Cyrus 2 No balance
  146. Yamaha M60 modifications?
  147. Replacement for Motorola MPS-U10?
  148. 20KW POWER AMP SCHEMATIC
  149. Bi-amping with 2 integrated amplifiers
  150. Harmon Kardon HK560 repair
  151. Bose 1800: DC Offset Issues
  152. Power mosfet DIY topologies of tube ampli Single-ended
  153. Discrete or IC regulation power supply
  154. Federmann preamplifier
  155. ATI 1502 two-channel stereo Power amplifier
  156. Conditioning, Hipotting (Hi-Pot) Film Capacitors
  157. Updating Leach FET preamp: New transistors?????
  158. NAP90 Distortion Problem
  159. HK 770 pwr amp input caps - Replacement suggestions
  160. Velodyne ct-80 project
  161. Musical Fidelity transistors SM8605 SM8610
  162. Help understanding amplifier diagram.
  163. Improving Technics SU-8080
  164. Power Amp PCB Power distribution
  165. Parasound amps...
  166. Input impedance-Balanced operation
  167. Amplifiers: Building Vs Buying
  168. Roender's FC-100 prototype and builder's thread
  169. Amp for 16 ohm headphones (MDR-EX71SL)?
  170. Rockford boosted rail amplifier
  171. Questions about Transistors with high beta (hfe) up to 3000 without Darl.-Topology
  172. High Power Amplifier
  173. Powering Opamps???
  174. Fixing the dead Luxman R-117: need some help.
  175. Clean amplifier P8W4R, P4W8R
  176. [NEWBIE]Amplifier Design[NEWBIE]
  177. CM Labs CC-2 Preamp Repair/Upgrade
  178. SWTPC Repair/Upgrade
  179. Levinson ML-2 Cap Upgrade Audio- and Regulator card
  180. Turn on pre driver stage first or output stage first??
  181. Amplifier mains hum help
  182. NAD C372 Leaking Capacitors???? Help Please!
  183. Crossover distortion in push-pull
  184. Please recommend an amazing amp for beginner :)
  185. Front End DC Operating Point Current Magnitudes
  186. upc1237 supply question
  187. recommended 200-300watts / channel amplifier for HT?
  188. Krell Schematics for FPB series available on CD-ROM
  189. Modding Dayens Ampino
  190. Cambridge Audio P55 Schematic
  191. Mr Gromer LNA-1 opamp - 2SC2239BL equivalent
  192. Help needed for Adcom gfp-1A preamp
  193. Inkel MA920 CIRCUIT
  194. No heat sinks!
  195. HH electronic V-S Bassamp, diagram wanted
  196. Amplifier Transistor Replacement Help
  197. Part sub for MOSFET gurus
  198. Nakamichi SR-4A Idle Current Procedure
  199. Replacement Volume Control For Marantz PM 66 KI
  200. RCA Power Transistors BD750, BD751, BD550, BD550A, BD550B Data Sheet wanted
  201. Can a heatsink be too big?
  202. MARANTZ 2500 250w/ch receiver
  203. Threshold 800A amplifier versions
  204. circuit diagram for cambridge A70 power amp
  205. Self-cascoding, a tool for creating ultra high voltage building blocks:
  206. CC-CB cascade variations
  207. cheap big binding posts for metal chassis
  208. Luxman LV103u replacing output FET's
  209. Luxman L85V - Replace 2SA679-NTE280/81
  210. crow d150
  211. sony ta-fb940r qs,left channel hardly there.
  212. HAL PREAMPLIFIERS
  213. Ebay kit diamond differential power amp
  214. High input impedance BJT preamplifer
  215. How to Bypass Relay on Sub Amp?
  216. Bandpass filters in audio circuit of communications receiver?
  217. Sony TA-313 vs Sony TA-F4A........which one???
  218. Help me identify the damage. Tivoli Model 1
  219. Mission Cyrus One - Volume Help Needed
  220. Troubleshooting a Denon 3802
  221. Hello! a few questions on the JLH 1969
  222. Buying a NAD 3020 in the seventies
  223. Sony STR-DE897 receiver - No power
  224. op-amp what voltage to use?
  225. Buzz diminishing with raised volume?
  226. Rod Elliot P3A Layout - Critics
  227. Another free PCB project: JLH headphone amplifier
  228. should i have a dc voltage across my spring rev. input?
  229. Interesting Site
  230. yamaha CA-510 amplifier power supply issue
  231. Hill Audio Multimix
  232. Diagnosing & Fixing a Ground Problem
  233. james bongiorno Amp. question
  234. Abnormal Clipping Need Help~~~
  235. Anyone else using an older flagship receiver for active amplification?
  236. RCA stav - 3990 powering off
  237. help:schematics for a Denon SA-3350 int amp
  238. Leak Stereo 30 Overhaul... Worth it?
  239. Solid State Amplifier - Overview of all Canadian Companies wanted
  240. Linear Audio Inc. - currently Website wanted
  241. Arcam Alpha 9p blowing fuse
  242. Burnt power transistor
  243. SE Mosfet line stage with transformer output
  244. Please help me troubleshoot Niles Audio SI-1230 12 channel amp
  245. Help A Dummy: in simple language please.
  246. don't try this AMP at home
  247. Resistor Identification Help
  248. Suggestions to replace ?
  249. composit amplifier NE5534 swap
  250. JFET Phono Pre-amp clipping

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