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  1. Service manuals
  2. Rectifying Diodes 4007s
  3. Soft start for class AB
  4. My Sumo appears dead....
  5. I had an idea...maybe a brainstorm result..some neuroniuns re-started to work
  6. Vintage-style Volume Meter - Where to buy ?
  7. Seeking for advice: routing/physical layout
  8. DIY Amplifier recommendations
  9. Rotel Ra-931
  10. Higher output of TL082
  11. Memorable Solid State experiences
  12. High current TO220 diodes
  13. Amp Design/what goes into building a great amp
  14. DIY Sub amp recommendations
  15. RCA 1972 Basic amplifier MODS
  16. Who can explain this preamp circuit to me?
  17. Substitute 2N3055/2955
  18. Amp sim output load capacitance, how much?
  19. Nikko Beta Ii
  20. A little help choosing an amp
  21. Return of my differential VAS
  22. Heatsink for an I-PAK / TO-251 device ?
  23. CHOKE Loaded MOSFET, easy to build
  24. DS446 Diode ?
  25. SUMO Polaris Class A/B Stereo Power AMP (New to the Board)
  26. phonic service manual?
  27. Athens Audiophile Club
  28. Njl3281d
  29. Replacements for 2sa747a transistors
  30. Sherwood was a passion into my past..when i was young
  31. Sansui BA-5000 Oscillation
  32. NAD 3130, more to love?
  33. The greatist - AD745 psrr Versus AD797
  34. JVC A-S3 service manual
  35. an old HK6200 worth repairing?
  36. GKlein - K12A facts & figures and ideas in Class A
  37. ESP 60 watts
  38. Variable operating biass output ?
  39. Gibson GSS-50 Reverb Tank question
  40. Nakamichi CA-5 hum/buzz and does anyone have the schematics/service manual?
  41. NAD 3020i repair help?
  42. +/- rail electrolytic caps - need to be identical
  43. Setting power amp so speakers don't blow (help a novice)
  44. How do you match your LTP transistors?
  45. Parasound 1200 II left channel static and....
  46. AB Amp keep blowing fuse
  47. OPA2227 chips
  48. Audio Innovations Alto
  49. Dx amplifier, builder's thread
  50. Schematic for Belles 150A
  51. Bypass caps values advice
  52. Current source conundrum
  53. Anybody used a FPAA (field programmable analog array)?
  54. 2SC5200/2SA1943 Toshiba or Fairchild
  55. new ampli with IRF240
  56. Internal Image of qsc
  57. Unbalance Collector Emitter voltage both pnp and npn
  58. Looking for Tapco CP500 Schematics
  59. Peavey Mark III Bass 400 B/G? PA Problem
  60. Toshiba trannies from ebay
  61. 3T HeadPh Amp. JFET-BJT-MOSFET
  62. Replace old ceramic caps advice
  63. want to make a attenuator
  64. Fore MJL21193/94 driver curcuit needed
  65. NAD 7020i - pre-amp power supply issue
  66. suitable bypass cap
  67. 2sa1016/2sc2362
  68. Chinese "knock off" kits from ebay
  69. Switching current source for Class A?
  70. Nakamichi SR-4 not powering up
  71. Open loop gain, phase margin etc
  72. Need Help!!! Switching Op-amps In Preamp Gas Thoebe
  73. Yamaha P4500
  74. Akai AM-U7
  75. IRFP240/9240 amp Schematics
  76. 400W Power Amplifier
  77. Starting Balanced CFP!
  78. Attenuator
  79. Do you know the reason why so big voltage to the input circuit?
  80. Do you know what this capacitor is doing there?
  81. What is the capacitor from base to collector for?
  82. MM Electronics Paice amps???
  83. PCB for Bernd Ludwig's modified Quad 405 circuit
  84. 2sa1494 replacements ?
  85. Need replacement for devices GET 4871 and SCR 2N4442 in Vintage PA Amp
  86. Rotel RB1080 - Injured, needs consulting specialist
  87. Commercially available current dumping amps?
  88. NAD 3020 clone
  89. york ville amplifier
  90. Exposure IV blown channel
  91. Volume level mismatch using MOSFET output device?
  92. Dukane line in/speaker out help
  93. Introduction and Help...
  94. Moding this phono preamp ?
  95. roland jazz chorus-55 amp repair
  96. transformer question
  97. darlington transistor LTspice model ?
  98. Crest ST2000 scheme for Power Supply
  99. Professor smith needs help
  100. hafler dh200 blew speaker?
  101. Selector Switch Pop - Newbie Question
  102. Transistor as a Switch, is this correct?
  103. JFET sorting by Ron?
  104. Hiraga
  105. Convert Or Add XLR Inputs To Power Amp?
  106. Left channel broken on NAD reciver...
  107. CELLO Duet 350 supply conversion
  108. The "Volksamp" - NAD 3020
  109. Luxman C 02
  110. "stop" line on sony receiver
  111. Dukane 1a803
  112. Musical Fidelity X-A200 upgrade quandry
  113. PS Audio Linear Control Center and Phono III
  114. Gallien Krueger 250ML overdrive.. (J406/J412???)
  115. What kind of solder do you guys like to use?
  116. noob question about B-1000 sansui
  117. LT-spice VS Eagle... CAD cooperation...
  118. Opamp compatibility
  119. Pioneer A-445 help needed
  120. mini-mosfet
  121. need scmh. for europower pmh660m
  122. interesting amplifier schematic
  123. Cyrus III+PSX-R problem. Anyone knows?
  124. Luxman L100 vintage sound
  125. substitute for IC1003 in ciclotron schematics
  126. Stage output, driver oscillating
  127. Help needed with Musical Fidelity P270 II electrical problem
  128. Pioneer M5
  129. Nad 304 Protection Mode
  130. Amplifier circuit questions~
  131. Pioneer SX-838 problem
  132. Problem with Exposure 2010s
  133. Can someone tell me how this works?
  134. Crackling from a solid state circuit
  135. HELP! Adcom GFA-565 turn-on BUMP
  136. Plinius power amp
  137. DC offset/Blocking Caps for my preamp
  138. ONIX OA21 and SOAP Connection
  139. HPPA amplifier (Bert Molenkamp)
  140. newbie question - replacing caps
  141. small signal transistor
  142. Yamaha M-60 bias issue
  143. Phase-splitter using ONLY NPN transistors - any ideas?
  144. Adcom GF 555 Mk II , oppinions ?
  145. Crown M600 ...........
  146. Linn LK-1
  147. What do you look for in the distortion spectrum?
  148. A Question Regarding Peavey's CS 800 Power Transformer
  149. Self balancing multiple MOSFET output transistors.
  150. Adcom GFA-555 MKii blown channel checklist?
  151. NTE transistors-->> Backwards from original case layout!! What the heck!
  152. Muting Relay ..... buzzing
  153. Loud pop on Squelch
  154. Current-feedback amp, 150 a 200 watt.
  155. Is there a cheap way to reproduce 400 W @ 8-ohms?
  156. MIMPS? crown Transistor matching
  157. Audiolab 8000s Fault
  158. Kaneta method's all FET power amplifier
  159. amp guts
  160. Hafler TA-1100 Thread
  161. Any Wiki or FAQ here on how Power Amps work?
  162. transformer volume control (TVC)
  163. Temperature in transistors
  164. Audiolab 8000a fuse
  165. Power transformers versus amplifier output power..what is your option?
  166. How to find the size on a fuse to "Soundstandard MA3600" ?
  167. replacement for Bidirectional Switch MBS4991 and Triac 2N6346A
  168. HiFI OP-AMPs, BJTs, and FETs how do I choose them?
  169. Finding pre-amp output in mini system
  170. Amplifier is a piece of wire
  171. Need help finding replacement parts
  172. AB outputstage
  173. new amp total mosfet
  174. rotel ra 820
  175. Addressing John Curl's concerns on low noise designs
  176. adcom gfa 565 looking for references
  177. Bogen CT100 speaker hookup
  178. Slight balance drift ... Help please
  179. Vincent SP-331 Circuit diagram
  180. Repair Rotel RX550?
  181. Voltage Drop Based On The Load
  182. Single-ended mosfet-tube follower
  183. Is there a more modern transistor than a MJE181-171
  184. looking to make a higher end portable 12v amp,sugg.?
  185. 80 s pioneer amp SA540
  186. clearing up confusion about earthing
  187. Need data on mosfet
  188. amplifier protection
  189. Reparing Mcintosh MC7150
  190. Unity Gain op amp circuit?
  191. Need some advice rebuilding/upgrading 2 power amps.
  192. JBL eon15 g2 schematics reqd
  193. ncc 200 questions
  194. A superior VAS clamp and VAS current limit for the Blameless.
  195. which output transistor?
  196. Spectro Acoustics 500 problem
  197. IntregalOverloadOutput on a G R Sloane Amp
  198. Sick Carver M-1.0t amp: bad caps?
  199. crimson ck1010 preamp
  200. Blown PA
  201. Passive preamp and biamp
  202. Negative feedback take off point
  203. Use of diode in projects M-Levision
  204. little copper posts?
  205. PTC Behaviour
  206. 3-way passive speaker impedance linearisation
  207. brother of quasi /2SC3284
  208. help: preamp hum
  209. NAD 7100 / 3100 - one channel louder than the other
  210. Power dissipation and resistors...noob here
  211. Why inverting is best
  212. Looking for documention about Quad current dumping
  213. LME49811 front-end for Gilmore amp?
  214. Acoustic 160 adjustments
  215. Apt Holman Pre (mod/ restore)
  216. LME49830 burning
  217. VBE multiplier
  218. DJK - Questions on old design.
  219. General power amplifier stability discussion (using Spice)
  220. IRF510 and IRF9510 replacement?
  221. 6 Channel Volume Control
  222. Mcintosh C28
  223. Harmon/Kardon AVR 35 service manual?
  224. Szekeres with IRF3205?
  225. Class A amp and Minipod speakers
  226. suggestions - Amp Fig11.12 (Slone)
  227. VI limiters
  228. uPC2581V ???
  229. Lm391 N100
  230. A ...carver Question ....
  231. Darlington VAS stage with optimized C dominant pole?
  232. Cambridge audio A500 amp with broken right channel
  233. Pioneer SA-6500II - Balance problem?
  234. Source for Gold plated Bayonet Panel Fuse holders?
  235. Solid State 110V to 220V transformer affects audio?
  236. Vibrator - what type of output stage do I need?!
  237. SOA Old Vintage Xtors Vs new MJ21195/6
  238. Repairing Cello Encore 1M Line Pre
  239. Anyone have a schematic for the old Borbely 60W MOSFET Amp
  240. Need data on ITS31129
  241. ZCA 5 watt mosfet amp
  242. Hafler DH-220 Buzz
  243. Mcintosh parts replacement cross-reference
  244. Thermally and electrically conductive paste?
  245. 2sb1254-2sd1894
  246. Turning a small AC analog signal into DC
  247. 12BH7 in an swr sm900???
  248. Push and pull power amplifier
  249. Headphone and speaker out
  250. HDAM / Diamond Buffers Q

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