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  1. Old Sansui gear worth repairing?
  2. I think I understand CCSes now...time for application
  3. Full Cascode Amp or Not?
  4. Amplifier
  5. Nikko Alpha Ii Schematic
  6. TGM2 amplifier
  7. Dynacord eminent 100
  8. HELP: repair my ML 38s
  9. Paper clips as TO-220 heat sinks
  10. Calibrating microphones and speakers
  11. Bypassing electrolytics - GOOD or EVIL ?
  12. Powermate 600
  13. amp reverse..
  14. HELP Trio L07M11
  15. Opamp for low-voltage supplies
  16. Preventing relay thumps
  17. odyssey stratos
  18. Converting a B&K Receiver to a Power Amp
  19. need help with some old ss amps
  20. Hafler Five Hundred problem
  21. OPA604-again - but the offset is -18v!!!!
  22. Quad 405 modules - output voltage varies!
  23. Looking for Feedback on this No Feedback Amp.
  24. First DIY solid state amp
  25. Another power amp - Adastra
  26. Best Mos Fet PA3000 amp?
  27. Sansui AU7900 Integradted Amplifier
  28. Help with Yamaha P2500 power amp
  29. eine fantastische Verstärker/Endstufe
  30. Service manuals
  31. Rectifying Diodes 4007s
  32. Soft start for class AB
  33. My Sumo appears dead....
  34. I had an idea...maybe a brainstorm result..some neuroniuns re-started to work
  35. Vintage-style Volume Meter - Where to buy ?
  36. Seeking for advice: routing/physical layout
  37. DIY Amplifier recommendations
  38. Rotel Ra-931
  39. Higher output of TL082
  40. Memorable Solid State experiences
  41. High current TO220 diodes
  42. Amp Design/what goes into building a great amp
  43. DIY Sub amp recommendations
  44. RCA 1972 Basic amplifier MODS
  45. Who can explain this preamp circuit to me?
  46. Substitute 2N3055/2955
  47. Amp sim output load capacitance, how much?
  48. Nikko Beta Ii
  49. A little help choosing an amp
  50. Return of my differential VAS
  51. Heatsink for an I-PAK / TO-251 device ?
  52. CHOKE Loaded MOSFET, easy to build
  53. DS446 Diode ?
  54. SUMO Polaris Class A/B Stereo Power AMP (New to the Board)
  55. phonic service manual?
  56. Athens Audiophile Club
  57. Njl3281d
  58. Replacements for 2sa747a transistors
  59. Sherwood was a passion into my past..when i was young
  60. Sansui BA-5000 Oscillation
  61. NAD 3130, more to love?
  62. The greatist - AD745 psrr Versus AD797
  63. JVC A-S3 service manual
  64. an old HK6200 worth repairing?
  65. GKlein - K12A facts & figures and ideas in Class A
  66. ESP 60 watts
  67. Variable operating biass output ?
  68. Gibson GSS-50 Reverb Tank question
  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. Peavey Mark III Bass 400 B/G? PA Problem
  89. Toshiba trannies from ebay
  90. 3T HeadPh Amp. JFET-BJT-MOSFET
  91. Replace old ceramic caps advice
  92. want to make a attenuator
  93. Fore MJL21193/94 driver curcuit needed
  94. NAD 7020i - pre-amp power supply issue
  95. suitable bypass cap
  96. 2sa1016/2sc2362
  97. Chinese "knock off" kits from ebay
  98. Switching current source for Class A?
  99. Nakamichi SR-4 not powering up
  100. Open loop gain, phase margin etc
  101. Need Help!!! Switching Op-amps In Preamp Gas Thoebe
  102. Yamaha P4500
  103. Akai AM-U7
  104. IRFP240/9240 amp Schematics
  105. 400W Power Amplifier
  106. Starting Balanced CFP!
  107. Attenuator
  108. Do you know the reason why so big voltage to the input circuit?
  109. Do you know what this capacitor is doing there?
  110. What is the capacitor from base to collector for?
  111. MM Electronics Paice amps???
  112. PCB for Bernd Ludwig's modified Quad 405 circuit
  113. 2sa1494 replacements ?
  114. Need replacement for devices GET 4871 and SCR 2N4442 in Vintage PA Amp
  115. Rotel RB1080 - Injured, needs consulting specialist
  116. Commercially available current dumping amps?
  117. NAD 3020 clone
  118. york ville amplifier
  119. Exposure IV blown channel
  120. Volume level mismatch using MOSFET output device?
  121. Dukane line in/speaker out help
  122. Introduction and Help...
  123. Moding this phono preamp ?
  124. roland jazz chorus-55 amp repair
  125. transformer question
  126. darlington transistor LTspice model ?
  127. Crest ST2000 scheme for Power Supply
  128. Professor smith needs help
  129. hafler dh200 blew speaker?
  130. Selector Switch Pop - Newbie Question
  131. Transistor as a Switch, is this correct?
  132. JFET sorting by Ron?
  133. Hiraga
  134. Convert Or Add XLR Inputs To Power Amp?
  135. Left channel broken on NAD reciver...
  136. CELLO Duet 350 supply conversion
  137. The "Volksamp" - NAD 3020
  138. Luxman C 02
  139. "stop" line on sony receiver
  140. Dukane 1a803
  141. Musical Fidelity X-A200 upgrade quandry
  142. PS Audio Linear Control Center and Phono III
  143. Gallien Krueger 250ML overdrive.. (J406/J412???)
  144. What kind of solder do you guys like to use?
  145. noob question about B-1000 sansui
  146. LT-spice VS Eagle... CAD cooperation...
  147. Opamp compatibility
  148. Pioneer A-445 help needed
  149. mini-mosfet
  150. need scmh. for europower pmh660m
  151. interesting amplifier schematic
  152. Cyrus III+PSX-R problem. Anyone knows?
  153. Luxman L100 vintage sound
  154. substitute for IC1003 in ciclotron schematics
  155. Stage output, driver oscillating
  156. Help needed with Musical Fidelity P270 II electrical problem
  157. Pioneer M5
  158. Nad 304 Protection Mode
  159. Amplifier circuit questions~
  160. Pioneer SX-838 problem
  161. Problem with Exposure 2010s
  162. Can someone tell me how this works?
  163. Crackling from a solid state circuit
  164. HELP! Adcom GFA-565 turn-on BUMP
  165. Plinius power amp
  166. DC offset/Blocking Caps for my preamp
  167. ONIX OA21 and SOAP Connection
  168. HPPA amplifier (Bert Molenkamp)
  169. newbie question - replacing caps
  170. small signal transistor
  171. Yamaha M-60 bias issue
  172. Phase-splitter using ONLY NPN transistors - any ideas?
  173. Adcom GF 555 Mk II , oppinions ?
  174. Crown M600 ...........
  175. Linn LK-1
  176. What do you look for in the distortion spectrum?
  177. A Question Regarding Peavey's CS 800 Power Transformer
  178. Self balancing multiple MOSFET output transistors.
  179. Adcom GFA-555 MKii blown channel checklist?
  180. NTE transistors-->> Backwards from original case layout!! What the heck!
  181. Muting Relay ..... buzzing
  182. Loud pop on Squelch
  183. Current-feedback amp, 150 a 200 watt.
  184. Is there a cheap way to reproduce 400 W @ 8-ohms?
  185. MIMPS? crown Transistor matching
  186. Audiolab 8000s Fault
  187. Kaneta method's all FET power amplifier
  188. amp guts
  189. Hafler TA-1100 Thread
  190. Any Wiki or FAQ here on how Power Amps work?
  191. transformer volume control (TVC)
  192. Temperature in transistors
  193. Audiolab 8000a fuse
  194. Power transformers versus amplifier output power..what is your option?
  195. How to find the size on a fuse to "Soundstandard MA3600" ?
  196. replacement for Bidirectional Switch MBS4991 and Triac 2N6346A
  197. HiFI OP-AMPs, BJTs, and FETs how do I choose them?
  198. Finding pre-amp output in mini system
  199. Amplifier is a piece of wire
  200. Need help finding replacement parts
  201. AB outputstage
  202. new amp total mosfet
  203. rotel ra 820
  204. Addressing John Curl's concerns on low noise designs
  205. adcom gfa 565 looking for references
  206. Bogen CT100 speaker hookup
  207. Slight balance drift ... Help please
  208. Vincent SP-331 Circuit diagram
  209. Repair Rotel RX550?
  210. Voltage Drop Based On The Load
  211. Single-ended mosfet-tube follower
  212. Is there a more modern transistor than a MJE181-171
  213. looking to make a higher end portable 12v amp,sugg.?
  214. 80 s pioneer amp SA540
  215. clearing up confusion about earthing
  216. Need data on mosfet
  217. amplifier protection
  218. Reparing Mcintosh MC7150
  219. Unity Gain op amp circuit?
  220. Need some advice rebuilding/upgrading 2 power amps.
  221. JBL eon15 g2 schematics reqd
  222. ncc 200 questions
  223. A superior VAS clamp and VAS current limit for the Blameless.
  224. which output transistor?
  225. Spectro Acoustics 500 problem
  226. IntregalOverloadOutput on a G R Sloane Amp
  227. Sick Carver M-1.0t amp: bad caps?
  228. crimson ck1010 preamp
  229. Blown PA
  230. Passive preamp and biamp
  231. Negative feedback take off point
  232. Use of diode in projects M-Levision
  233. little copper posts?
  234. PTC Behaviour
  235. 3-way passive speaker impedance linearisation
  236. brother of quasi /2SC3284
  237. help: preamp hum
  238. NAD 7100 / 3100 - one channel louder than the other
  239. Power dissipation and resistors...noob here
  240. Why inverting is best
  241. Looking for documention about Quad current dumping
  242. LME49811 front-end for Gilmore amp?
  243. Acoustic 160 adjustments
  244. Apt Holman Pre (mod/ restore)
  245. LME49830 burning
  246. VBE multiplier
  247. DJK - Questions on old design.
  248. General power amplifier stability discussion (using Spice)
  249. IRF510 and IRF9510 replacement?
  250. 6 Channel Volume Control

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