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  1. first amplifier build. will my schematic work?
  2. kenwood basic M2 problem
  3. Looking for Soundcraft Spirit FX8 Schematic/Info
  4. Which combinations of transistors should thermally track
  5. Technics SA-300: dead FM tuner
  6. Krell KMA-160 schematic and biasing info needed
  7. MCU from NAD T-752
  8. gemini vintage amp need info please
  9. Help with TeddyReg
  10. NAD S300 normal operating temperature?
  11. Harmon Kardon HK650
  12. MARK LEVINSON 33X series caps..Whats best???
  13. Adding a second input channel to my diy amp. how to?
  14. Circuit for a 2.1 system?
  15. Bush Amplifier Distorted.
  16. Yamaha CA 510 Meter lights
  17. Amps' power - which is real the bottleneck ?
  18. Sansui AU 555a One dead channel ? No power ?
  19. Pioneer SA-610 mods to improve sound quality
  20. Honeybadger or Gainclone?
  21. It seems I only use 1W of amp power.. Can it be right?
  22. Increasing slew rate and stability
  23. The most bizzare problem I have come across
  24. Aragon 8008 x 3 blew my woofers?
  25. Phase Linear
  26. Yamaha M-85 Bias Voltage Does Not Increase In "Auto A" Switch Position
  27. Rather simple high quality reference amp (~200W @ 4 ohm, VFA)
  28. What is Monaural, Dual mono, stereo in fact?
  29. Why does CFP output require much less bias than EF?
  30. No Input Select at Kenwood's Integrated Amp A-1001
  31. Quad 405 - DCD–Mod4 (Keith Snook)
  32. output transformer for multiple amps
  33. Connecting amplifier chasis to earth ground, but not amplifier ground
  34. QSC1700
  35. Pioneer SA-610 - bypass the Pre-amp stage?
  36. Upgrading Transistors?
  37. Toroid Field being picked up by input transformer. Way to block this?
  38. free bryston 4b resurrection
  39. 2SA798
  40. universal Jfet source follower
  41. Amp advice prior to purchase -
  42. Which amp shall I build?
  43. Audio transformer (LT700) behaviour [newb]
  44. homemade amplifier
  45. Sansui R-70 bias
  46. Kenwood KA5700
  47. A question about a Linar 10 amp
  48. OP Amp oscillator sine wave too sharp
  49. tectronic SA-535
  50. A dive into the past
  51. Hafler 9303 transformer
  52. Debug my hum
  53. Transistors
  54. Yamaha rx-v373 making me pull my hair out!
  55. Servicing an amp: fuses, regulators, emitter resistors
  56. Pro Amplifier hum
  57. Pioneer Power Amplifier GM-6300T, No Output
  58. Storage of a vintage receiver
  59. project idea. custom amp board in old receiver
  60. Strange problems with transistors
  61. Newbie working with a IRS2092
  62. Ampzilla 2000
  63. Simple repair for a subwoofer amplifier? (ASW3000)
  64. Speaker Impedance - Class A Current
  65. 2SK216/2SJ79 Spice models for Multisim?
  66. News. Three-band repeater with a crossover in the economy class A.
  67. Commercial Solid State Amps with jumper controlled Modes "without NFB" and "with NFB"
  68. Yamaha CA 510
  69. KSA-250 changing mains voltage
  70. "Vintage" Rotel RX-875 Troubleshooting
  71. Luxman L100 muting circuit
  72. Replacement remote for HK6350R
  73. SS amplifier kit equivalent to Dynaco ST70?
  74. Amplifier Problems
  75. Thermal switch?
  76. bad clipping
  77. OPA2604: Worthwhile using better regs than LM317/337?
  78. B&K cs-115 preamp help
  79. Kenwood Model Eleven GX Bulb Replacement
  80. Hiraga woodfront.
  81. Strap a Cap
  82. Which amplifier kit to build
  83. Encapsulated insulated hex freds
  84. need help finding a replacement for a JRC 074D quade fet op amp
  85. Yamaha RX-V390 - Circuit Protection
  86. arcam alpha 10
  87. autobias via temperature and LUT
  88. RAISERAMP - a special transformer based
  89. Speaker relays
  90. 4 stage amplifier instabilities
  91. 2SB654 = MJ2955? N0!
  92. Marantz pm-64 mk2 missing factory caps ?
  93. Marshall 8100 buzz
  94. gfa-555 ii transistors
  95. Esound integrated amp
  96. Marantz PM-66SE KI - bin or repair?
  97. Invention for bias stability
  98. Hybrid Repeater in economy class A.
  99. Backwards WILSON current mirror?
  100. separate psu chassis for SS amp ?
  101. Linn Intek noisy channel
  102. Phase problem/question
  103. Yamaha CA-610II
  104. Threshold Cas-2
  105. my new amp b.m.c cs2
  106. overdriven OP
  107. Luxman L-450 Transistor Getting Hot
  108. Marantz pm-64 mk2
  109. Transrotary Input Selector anti oxidation Yamaha AX, Pioneer A series type
  110. Amplifier Frequency Turnover. When does it apply?!
  111. Amplifier Frequency Turnover. When does it apply?!
  112. preamp low volume and humming - Krell KRC-2
  113. polyester caps for power supply Any good?
  114. Experiencing a mysterious hum in a Parasound HCA-2200 II.
  115. Bridge Amplifier
  116. Improved OP
  117. NAD 3020 preamp channel broken
  118. Powered Subwoofer won't turn on...Please help!
  119. EXCELINEAR MKII
  120. Is it possible to bridge two subwoofer plate amps between circuit boards??
  121. Behringer EP2500 Repair
  122. mosfet question.
  123. Leak Delta 70
  124. Slightly abnormal question about a shaker
  125. I am a newbie and need help on the value of the potentiometer
  126. My CFA project
  127. SIT Transistors for audio ?
  128. rf problem
  129. Building amp small series...
  130. A stupid question about using capacitors to clean pre amp rails
  131. Speakers pop sounds (spikes) when fridge kicks in,Arcam Alpha 3
  132. Need help figuring out/finding a rotary switch
  133. Opto-controlled bias
  134. At what point is slew rate performance is inaudible?
  135. K176 + J50 pairing, any problems?
  136. Single-ended amplifier with balanced input on the lamp GM70
  137. Historic amps documented
  138. Luxman L-435 idle current
  139. Jeff Rowland Model 7 III help
  140. QUAD 405 (mod): DC clamp and ground schema
  141. Harman Kardon HK630 Amplifier Service Manual
  142. quad 303
  143. Technics SU-V470 out of balance
  144. NAIM NAIT 5 Mod Help
  145. Yamaha A-1000 Oscillates
  146. Suggest me a low-power Class A amp
  147. Sudden P28 Schematics
  148. db technologies Opera 405D
  149. amp to replace Crimson 40 watt modules
  150. help with Onkyo 7.1 repair
  151. US / EU - power
  152. Sanken fake transistors
  153. Help with Rotel voltage reconfiguration
  154. Linearising OPS
  155. CRT noise in amp
  156. Why do some designed specify braided cables?
  157. Attenuator before or after graphic? DSE A2760
  158. GAS Son of Ampzilla channel cut out
  159. Solid state amp w. magnetics
  160. NAD 2100 - single channel Hum Problem
  161. Yamaha Limitter
  162. Cap vs DC servo in global NFB tests
  163. Replacement for D01 6A4 rectifier diodes on Rega Mira
  164. Son's Docking Station Project?
  165. Limiter section
  166. NAD T955 Output Devices
  167. Hiraga class a 30 w amplifier
  168. McCormack DNA-0.5 schematics
  169. Change/Bypass High Pass Filter?
  170. Minimum rec. resistor wattage?
  171. Looking for a good quality preamp
  172. Bias current through class AB output pair
  173. How Much Amplifier Power Do i need?
  174. Crate PA-4 Distortion
  175. 120hz spikes at amp output, crappy layout or something else?
  176. bias on sansui au555
  177. Nakamichi RE-10
  178. Making a standby - quick question
  179. Amplifier circuits using BJT advice
  180. 1000 Watt Hifonics Amp
  181. Dummy load for cooling fan?
  182. Help with McCormack DNA 0.5 protection circuit
  183. DIY Class A BJT Guitar Preamp problems
  184. Hybrid single-ended output stage with a balanced input on the lamp 6S33S
  185. zetka zpe 500
  186. Benefits of a regulated power supply?
  187. Yamaha 100-b212
  188. WILS-CFP PROJECT
  189. RA-1412 problems
  190. Straightforward Class A - modest power
  191. MOSFET power supply switch with Isense
  192. Monster Class A (Genesis OPS)
  193. Quilted 120 hybrid amplifier Class A LAMP 6N6P
  194. class AB theory question
  195. Trick to search headphone amps by HI PSRR please?
  196. small/excellent amp recommendation for highs on active system
  197. Carver M500-T Amp - Power up the first 30 to 40 seconds no sound.
  198. Crest Audio LA601 Repair Help
  199. Op-amp input, class AB output. Loud thump sound
  200. Output stage transistor type
  201. SAE 2400L Repair Help Please
  202. Single-cycle symmetric (N - P - N channel + P - N - P channel) repeater plated input
  203. Denon DRA-835R Volume
  204. Bigun's TGM8 with Single Supply
  205. amplifier with 2sk170 input stage
  206. Arcam Alpha 10 Intergrated Output Transistors Location??
  207. Swapping germanium for silicon transistors?
  208. Substitute Transistors
  209. Debunker Strong X4 - 500 WRMS Hi-Fi Amp
  210. pioneer sa 1010 burning resistor
  211. Roland SPA-240
  212. Bypassing an op-amp Low Pass Filter
  213. Speaker protection
  214. Bad channel on TDA7492 amp.What to repair?
  215. driver module
  216. Tiger Pro 1800M amp schematic
  217. Current drive for Loudspeakers
  218. Distorted lamps
  219. Sansui AU-919 filter cap replacement options
  220. TPA3116 amp 50+50+100 wiring?
  221. Replace Sanken SAP16 with STD03
  222. schematics of Krell MDA300
  223. Buttons not performing the corect functions.
  224. Pottencially dead Crest Audio Vs1500
  225. NAD3020, no c422&c423?!
  226. James Sugden site
  227. McIntosh MC250 Capacitor replacement
  228. Cyrus Power power amp resurrection
  229. De-rating heatsink when enclosed?
  230. How Much RMS is Ekho RX2000 Power Amplifier ?
  231. Defectice Output Power Devices at Integr. Amps with Tone Control inside the NFB Loop
  232. mic preamp for recording interface
  233. BK ST-140 vs Conrad Johnson SA 250 Sonographe
  234. Suggestions for a balanced input class A amplifier
  235. Simulation of thermal compensation
  236. Luxman mk 2 combo
  237. Low volume channel
  238. Infinity RS IIA
  239. upgrade my 125 W power amp.
  240. What causes this kind of PCB exposure error?
  241. Carver PM-2.0T (PT-1250)
  242. Quad 520f Noise Problem
  243. Simple amp for loudspeaker tests
  244. Levinson ML-2 or No.23.5
  245. Crescendo Millenium problems
  246. Fully Regulated first stages
  247. Problem with AMPEG amp
  248. Suitable chassis
  249. Why so complex?
  250. Matching/pairing MOSFETs

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