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  1. Is this box good for small A class amp ?
  2. does this look right?
  3. single JFET as volume control
  4. 1nV unity gain stable opamp from ADI
  5. leaking current
  6. Marantz PM66 KI tweeks
  7. i need some mean box for my amp. help
  8. NSA 20W with 0dB output stage
  9. Transistor Replacement
  10. Output stage instability
  11. Does anyone has mosfet PP power follower schematic?
  12. JLH v Gainclone?
  13. JLH 80w mosfet power amplifier - modifying it
  14. Does any power amp have a current limiting device?
  15. DC SE MOSFET Class A thermostabilized
  16. powering up old amp-120hz at output?
  17. Gain adjust on an Adcom 545.
  18. Loop gain question
  19. Classe model 10 output transistors
  20. Any modification for replacing STK3102-IV
  21. Leach Amp for Sub use?
  22. High voltage isolation from set-top-box ?
  23. Sonic t-amp, ALPS pot, crazy problem
  24. Non (global) feedback amp/hawksford
  25. A Little help with the M250 power amp construction !
  26. Leach Amp transformer
  27. CELLO 350 service manual
  28. Arcam 9P blowing fuses, please help.
  29. Any good?
  30. irf 740 replacement
  31. Where to buy Leach Amp v4.5 PCB's?
  32. Variac use and old solid state amp.
  33. Please check my pcb layout!
  34. voltage question
  35. Speaker Protection, new method?
  36. SPICE model of Leach Amp
  37. Schematic for Onkyo TX-SV444
  38. First Power Amp Foray
  39. The Smoking Mosfet Amp!
  40. Changing Volume Pot
  41. Does Annybony know of an amp that uses these trasnistors?
  42. Marantz Pm-75
  43. Marantz PM 55
  44. Marantz PM75 will not power up?
  45. Another idea
  46. Naim Nait-2
  47. trouble with a vintage integrated
  48. looking for simple discrete 100W DIY amp
  49. Another look of Lizi
  50. bridging channels on stereo reciever
  51. Home theater system
  52. cheap amp can tip142 and 147 be replaced by bjts
  53. Parasound HCA-2200 protection & sensitivity
  54. Sub Amp
  55. building amps
  56. Virtual ground and DC servo vs capacitor coupling.
  57. old Parasound ZAMP
  58. More Joules? Tube or Solid State PSU?
  59. Looking for Sony/Pioneer/Onkyo schematics/sm
  60. NAD 3240PE Amplifier
  61. Best Design Using 9240/240's??
  62. Any cheap solution?
  63. Meet Lizi,on the paper
  64. new cmoy amp
  65. 300W Power Amp
  66. SC480 Amplifier Kit Problem
  67. Peamp advise - Borbely kit - what else?
  68. does anyone have a marantz pm40 schematic
  69. cambridge wont stabilize
  70. Easy Studio Monitor Amp
  71. Max peak current deliverable by a power amp.
  72. IRF540/IRF9540 bias
  73. RG59 Coaxial shielded cable for input wiring?
  74. Hafler parts - Sound Valves?
  75. BA 4560 replaced by AD 8610
  76. old Holton schematics
  77. Who can help with Philips/Pioneer Service Manual (see inside)
  78. Help, bad grounding
  79. Any suggestions for these trannies?
  80. Plate amp?
  81. new interesting CMOS op-amps
  82. SoundCraftsmen 5001 PA Amp
  83. Looking for beginner project
  84. Leach SuperAmp
  85. Onix Help - Tony Brady Are you here?
  86. Classé Audio DR10
  87. ETI480 blown fuse...
  88. howdy - amplifer problem, channel cutting out
  89. Circuits living dangerously when powered off?
  90. finished project
  91. Quasi-complimentary; pro / cons?
  92. passive surround sound
  93. matching trs in leach amp
  94. Marantz PM80 service manual
  95. Arcam Delta 290 Fuse keeps blowing
  96. ccs biased output device
  97. Hybrid amp questions
  98. Vicor power modules... (+a few pictures of my new amp)
  99. Anybody have a Bass Booster schematic?
  100. Transistor replacement for mj15003/4
  101. const. voltage & const. current on output FET ?
  102. 120w elektor amp sees the daylight again
  103. rotel rb981 power amp schematic
  104. Discrete Subwoofer Amplifier Repair
  105. Class A for sensitive speakers
  106. How To adjust Adcom 565 Bias
  107. Right Channel on my amp doesn't work??
  108. Matching IRFP240...
  109. help blown yamaha amp
  110. Cascaded Amps
  111. Nakamichi with Alzheimer’s
  112. Rotel RX-960BX Power supply
  113. Audio Amplifier Books
  114. Adcom 565 Amplifier
  115. Stainless Steel Death of Zen pre amp
  116. Mismatched drivers in output stage - is this a problem?
  117. OnSemi MJL3281A/1302A direct replacement for SK 2SC3856/2SA1492 ?
  118. Pioneer Vsx 504 s schematic
  119. Power amps burn-in procedure.
  120. LM1921T needed
  121. FET experts advice needed
  122. quad 405.2 modification
  123. The Class - H Amplifier
  124. LC Audio Zapsolute "Power Down Mode" Problem
  125. New Bass Extender
  126. Amplifier Help!!!
  127. another beautiful class-b from mastertech
  128. Help! Is My new Kenwood KT-917 tuner working OK?
  129. cambridge a3 i schematic
  130. Krell Ksa-250 Schematics?
  131. Help, serious newbie seeking advice!!
  132. noise from bass unit of speaker
  133. Arcam D290 Right Channel fault?
  134. Tone Control Gone Wild...(could use some guidance)
  135. Amplifer HELP!!!!
  136. Cap "C8" on QUAD 405.2 PCB
  137. Insulated Gate Bipolar Transistor (IGBT)
  138. small kit amp recomentations for newbie
  139. nominal bass and treble
  140. Pioneer M25 power amp bias & offset adjust ?
  141. Pre-pre; phono; pre line ;device discrete (bjt/fet) o op. amplifier
  142. Supply regulator; series o shunt o simply battery
  143. Cambridge audio A3 i
  144. pre-amp selector switch
  145. Adcom 565 Bias - Issues - Need help
  146. MOSFET power amp schematic
  147. New Naim Output Transistors
  148. how do i add volume control on front of bias mosfet??
  149. transformer input with mosfet
  150. How works the feedback with 220u Cap to earth?
  151. Carver PM1.5 startup issue
  152. Paralleling VAS devices for higher power
  153. Butler input pair
  154. Need help finding a circuit
  155. Is this a unique design or am I still that much of a novice?
  156. McCormack DNA 2 power amp
  157. FM Acoustic - Manuel Huber
  158. Yamaha CR-820 schematics?
  159. Yamaha RX-777
  160. Heatsink Dissipation Problem
  161. Samson s1000 modification
  162. I feel like dropping the puck, so I will.
  163. Dynaco Stereo 400 mods
  164. Leach Amp Hiss
  165. Modded Rotel RA-02 for main-in
  166. amcron dc300a shemetics
  167. pre-amp question many questions
  168. output impedance of source follower and load in mH?
  169. Arcam Alpha 7 fuse keeps blowing
  170. Little Gem , Little Gem MkII or the Ruby ?
  171. Take a look on amplifier schematic please
  172. Comparison between Bipolar transistors and MOSFET as output devices
  173. Noise problem with Mic Preamp..any help appreciated
  174. Old Pioneer amps.quality as good as today?
  175. Please look this schematic
  176. how to make an amp
  177. Tektronix WFM601A wave form monitor
  178. Discrete amp based on LM38-- family internals?
  179. I've got a broken amp. Can it be fixed?
  180. Variable center frequency filter
  181. Optimal location for devices on heatsink
  182. QSC amp problems
  183. mosfet variable B+
  184. Av 400
  185. Yamaha RX-V490.. Tuner problem
  186. 50 watt MOSFET AMPLIFIER
  187. Would this work
  188. Noise Problem.
  189. Mac repair in Denver
  190. µPA75V and µPA74V data
  191. Otala's Silver?
  192. Power off thump (Korsun)
  193. Can some one give me a schematic on a current source, adjustable around 3 A.
  194. BC550C Balanced Pre
  195. Musical Fidelity A1x or A 120 which one is better ?
  196. Naim style DIY Preamp
  197. Short circuit output protection scheme
  198. Question about the Aleph P 1.7
  199. DIY Subwoofer Amp
  200. Trace fault on Rotel RA930
  201. very large/huge heatsink suppliers in Australia
  202. Class DA
  203. Carlsbro CPX 1200
  204. 300W 'modulated bias' cascode Killer Amp
  205. Home Theater
  206. Headphones and damping factor?
  207. Power Inverters?? Oscillators??
  208. Small signal FETs vs BJTs
  209. very low noise balance to unbalance converter
  210. Cambridge A75 Ampli
  211. Advice needed for selecting a speaker relay
  212. HELP!!! Valveaudio Amp
  213. Preamp design resources.
  214. Adcom GFA-555II problem
  215. Build a really good 3A current source in the speaker stage?
  216. need amp for PSU +/-70VDC
  217. 180W folded cascode (just fooling around)
  218. My new amplifier
  219. Need amp for my PSU and out put devices
  220. Diagnose my problem? Replaced transistors and now high THD
  221. fuses impact on sonics of a supply
  222. Phonic Insides/Upgrade
  223. Rotel power amp posessed?
  224. JLH 69 Project, Toroid Selection
  225. Bridging circuit
  226. Kenwood KA-400
  227. Adcom GFP-565 Service Manual
  228. C1 for the ESP P68
  229. Should grounds go like this?
  230. Searching for an Amp Projekt for +-50V
  231. Modification of CRC filtering
  232. guys , plz remind me how to make a comparator :)
  233. Transistor transfer curve
  234. PCB cerrection for "Red Circuits Mosfet design" please!
  235. Thermally Conductive Adhesive? Loctite 384
  236. Meridian amp schematics ?
  237. Want to go active, need good 100w per chan amp for 6 spkrs
  238. bias adjustments
  239. Zener references
  240. What size Variac for DIY work.
  241. TIM papers
  242. 2sk30-y equivalent? / where can I get this part?
  243. Easy to build amp
  244. powering active crossover
  245. Double Output Stage for ESP project68
  246. need a sub for an IC
  247. Leach Amp Modification with Mosfet
  248. Tda 1029
  249. bass amp and driver
  250. Need help diagnosing plate amp.

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