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  1. Watt meters
  2. Old Sansui gear worth repairing?
  3. I think I understand CCSes now...time for application
  4. Full Cascode Amp or Not?
  5. Amplifier
  6. Nikko Alpha Ii Schematic
  7. TGM2 amplifier
  8. Dynacord eminent 100
  9. HELP: repair my ML 38s
  10. Paper clips as TO-220 heat sinks
  11. Calibrating microphones and speakers
  12. Bypassing electrolytics - GOOD or EVIL ?
  13. Powermate 600
  14. amp reverse..
  15. HELP Trio L07M11
  16. Opamp for low-voltage supplies
  17. Preventing relay thumps
  18. odyssey stratos
  19. Converting a B&K Receiver to a Power Amp
  20. need help with some old ss amps
  21. Hafler Five Hundred problem
  22. OPA604-again - but the offset is -18v!!!!
  23. Quad 405 modules - output voltage varies!
  24. Looking for Feedback on this No Feedback Amp.
  25. First DIY solid state amp
  26. Another power amp - Adastra
  27. Best Mos Fet PA3000 amp?
  28. Sansui AU7900 Integradted Amplifier
  29. Help with Yamaha P2500 power amp
  30. eine fantastische Verstärker/Endstufe
  31. Service manuals
  32. Rectifying Diodes 4007s
  33. Soft start for class AB
  34. My Sumo appears dead....
  35. I had an idea...maybe a brainstorm result..some neuroniuns re-started to work
  36. Vintage-style Volume Meter - Where to buy ?
  37. Seeking for advice: routing/physical layout
  38. DIY Amplifier recommendations
  39. Rotel Ra-931
  40. Higher output of TL082
  41. Memorable Solid State experiences
  42. High current TO220 diodes
  43. Amp Design/what goes into building a great amp
  44. DIY Sub amp recommendations
  45. RCA 1972 Basic amplifier MODS
  46. Who can explain this preamp circuit to me?
  47. Substitute 2N3055/2955
  48. Amp sim output load capacitance, how much?
  49. Nikko Beta Ii
  50. A little help choosing an amp
  51. Return of my differential VAS
  52. Heatsink for an I-PAK / TO-251 device ?
  53. CHOKE Loaded MOSFET, easy to build
  54. DS446 Diode ?
  55. SUMO Polaris Class A/B Stereo Power AMP (New to the Board)
  56. phonic service manual?
  57. Athens Audiophile Club
  58. Njl3281d
  59. Replacements for 2sa747a transistors
  60. Sherwood was a passion into my past..when i was young
  61. Sansui BA-5000 Oscillation
  62. NAD 3130, more to love?
  63. The greatist - AD745 psrr Versus AD797
  64. JVC A-S3 service manual
  65. an old HK6200 worth repairing?
  66. GKlein - K12A facts & figures and ideas in Class A
  67. ESP 60 watts
  68. Variable operating biass output ?
  69. Nakamichi CA-5 hum/buzz and does anyone have the schematics/service manual?
  70. NAD 3020i repair help?
  71. +/- rail electrolytic caps - need to be identical
  72. Setting power amp so speakers don't blow (help a novice)
  73. How do you match your LTP transistors?
  74. Parasound 1200 II left channel static and....
  75. AB Amp keep blowing fuse
  76. OPA2227 chips
  77. Audio Innovations Alto
  78. Dx amplifier, builder's thread
  79. Schematic for Belles 150A
  80. Bypass caps values advice
  81. Current source conundrum
  82. Anybody used a FPAA (field programmable analog array)?
  83. 2SC5200/2SA1943 Toshiba or Fairchild
  84. new ampli with IRF240
  85. Internal Image of qsc
  86. Unbalance Collector Emitter voltage both pnp and npn
  87. Looking for Tapco CP500 Schematics
  88. Toshiba trannies from ebay
  89. 3T HeadPh Amp. JFET-BJT-MOSFET
  90. Replace old ceramic caps advice
  91. want to make a attenuator
  92. Fore MJL21193/94 driver curcuit needed
  93. NAD 7020i - pre-amp power supply issue
  94. suitable bypass cap
  95. 2sa1016/2sc2362
  96. Chinese "knock off" kits from ebay
  97. Switching current source for Class A?
  98. Nakamichi SR-4 not powering up
  99. Open loop gain, phase margin etc
  100. Need Help!!! Switching Op-amps In Preamp Gas Thoebe
  101. Yamaha P4500
  102. Akai AM-U7
  103. IRFP240/9240 amp Schematics
  104. 400W Power Amplifier
  105. Starting Balanced CFP!
  106. Attenuator
  107. Do you know the reason why so big voltage to the input circuit?
  108. Do you know what this capacitor is doing there?
  109. What is the capacitor from base to collector for?
  110. MM Electronics Paice amps???
  111. PCB for Bernd Ludwig's modified Quad 405 circuit
  112. 2sa1494 replacements ?
  113. Need replacement for devices GET 4871 and SCR 2N4442 in Vintage PA Amp
  114. Rotel RB1080 - Injured, needs consulting specialist
  115. Commercially available current dumping amps?
  116. NAD 3020 clone
  117. york ville amplifier
  118. Exposure IV blown channel
  119. Volume level mismatch using MOSFET output device?
  120. Dukane line in/speaker out help
  121. Introduction and Help...
  122. Moding this phono preamp ?
  123. transformer question
  124. darlington transistor LTspice model ?
  125. Crest ST2000 scheme for Power Supply
  126. Professor smith needs help
  127. hafler dh200 blew speaker?
  128. Selector Switch Pop - Newbie Question
  129. Transistor as a Switch, is this correct?
  130. JFET sorting by Ron?
  131. Hiraga
  132. Convert Or Add XLR Inputs To Power Amp?
  133. Left channel broken on NAD reciver...
  134. CELLO Duet 350 supply conversion
  135. The "Volksamp" - NAD 3020
  136. Luxman C 02
  137. "stop" line on sony receiver
  138. Dukane 1a803
  139. Musical Fidelity X-A200 upgrade quandry
  140. PS Audio Linear Control Center and Phono III
  141. What kind of solder do you guys like to use?
  142. noob question about B-1000 sansui
  143. LT-spice VS Eagle... CAD cooperation...
  144. Opamp compatibility
  145. Pioneer A-445 help needed
  146. mini-mosfet
  147. need scmh. for europower pmh660m
  148. interesting amplifier schematic
  149. Cyrus III+PSX-R problem. Anyone knows?
  150. Luxman L100 vintage sound
  151. substitute for IC1003 in ciclotron schematics
  152. Stage output, driver oscillating
  153. Help needed with Musical Fidelity P270 II electrical problem
  154. Pioneer M5
  155. Nad 304 Protection Mode
  156. Amplifier circuit questions~
  157. Pioneer SX-838 problem
  158. Problem with Exposure 2010s
  159. Can someone tell me how this works?
  160. Crackling from a solid state circuit
  161. HELP! Adcom GFA-565 turn-on BUMP
  162. Plinius power amp
  163. DC offset/Blocking Caps for my preamp
  164. ONIX OA21 and SOAP Connection
  165. HPPA amplifier (Bert Molenkamp)
  166. newbie question - replacing caps
  167. small signal transistor
  168. Yamaha M-60 bias issue
  169. Phase-splitter using ONLY NPN transistors - any ideas?
  170. Adcom GF 555 Mk II , oppinions ?
  171. Crown M600 ...........
  172. Linn LK-1
  173. What do you look for in the distortion spectrum?
  174. Self balancing multiple MOSFET output transistors.
  175. Adcom GFA-555 MKii blown channel checklist?
  176. NTE transistors-->> Backwards from original case layout!! What the heck!
  177. Muting Relay ..... buzzing
  178. Loud pop on Squelch
  179. Current-feedback amp, 150 a 200 watt.
  180. Is there a cheap way to reproduce 400 W @ 8-ohms?
  181. MIMPS? crown Transistor matching
  182. Audiolab 8000s Fault
  183. Kaneta method's all FET power amplifier
  184. amp guts
  185. Hafler TA-1100 Thread
  186. Any Wiki or FAQ here on how Power Amps work?
  187. transformer volume control (TVC)
  188. Temperature in transistors
  189. Audiolab 8000a fuse
  190. Power transformers versus amplifier output power..what is your option?
  191. How to find the size on a fuse to "Soundstandard MA3600" ?
  192. replacement for Bidirectional Switch MBS4991 and Triac 2N6346A
  193. HiFI OP-AMPs, BJTs, and FETs how do I choose them?
  194. Finding pre-amp output in mini system
  195. Amplifier is a piece of wire
  196. Need help finding replacement parts
  197. AB outputstage
  198. new amp total mosfet
  199. rotel ra 820
  200. Addressing John Curl's concerns on low noise designs
  201. adcom gfa 565 looking for references
  202. Bogen CT100 speaker hookup
  203. Slight balance drift ... Help please
  204. Vincent SP-331 Circuit diagram
  205. Repair Rotel RX550?
  206. Voltage Drop Based On The Load
  207. Single-ended mosfet-tube follower
  208. Is there a more modern transistor than a MJE181-171
  209. looking to make a higher end portable 12v amp,sugg.?
  210. 80 s pioneer amp SA540
  211. clearing up confusion about earthing
  212. Need data on mosfet
  213. amplifier protection
  214. Reparing Mcintosh MC7150
  215. Unity Gain op amp circuit?
  216. Need some advice rebuilding/upgrading 2 power amps.
  217. JBL eon15 g2 schematics reqd
  218. ncc 200 questions
  219. A superior VAS clamp and VAS current limit for the Blameless.
  220. which output transistor?
  221. Spectro Acoustics 500 problem
  222. IntregalOverloadOutput on a G R Sloane Amp
  223. Sick Carver M-1.0t amp: bad caps?
  224. crimson ck1010 preamp
  225. Blown PA
  226. Passive preamp and biamp
  227. Negative feedback take off point
  228. Use of diode in projects M-Levision
  229. little copper posts?
  230. PTC Behaviour
  231. 3-way passive speaker impedance linearisation
  232. brother of quasi /2SC3284
  233. help: preamp hum
  234. NAD 7100 / 3100 - one channel louder than the other
  235. Power dissipation and resistors...noob here
  236. Why inverting is best
  237. Looking for documention about Quad current dumping
  238. LME49811 front-end for Gilmore amp?
  239. Acoustic 160 adjustments
  240. Apt Holman Pre (mod/ restore)
  241. LME49830 burning
  242. VBE multiplier
  243. DJK - Questions on old design.
  244. General power amplifier stability discussion (using Spice)
  245. IRF510 and IRF9510 replacement?
  246. 6 Channel Volume Control
  247. Mcintosh C28
  248. Harmon/Kardon AVR 35 service manual?
  249. Szekeres with IRF3205?
  250. Class A amp and Minipod speakers

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