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  1. A push-pull differential stage- why not?
  2. Mark Levinson No 27 Problem
  3. Discussion about Pioneer cheap DVD player
  4. Micro Precision serie 5 Linedriver
  5. Power Supply Design Question
  6. So, can I run a Hafler DH-500 without the lid?
  7. ca339e comparitor as phaze shift????
  8. Shielding with aluminum foil;)
  9. Need Schematics for ROTEL RDA-975
  10. I got this schematic of a power amp, would like comments
  11. Pioneer SA-1000 Service Manual
  12. Voltage conversion?
  13. traps in to3 construction
  14. Bias info with regard to Denon Amps
  15. LM6172 sound
  16. Looking for schematics...got a lot of parts...
  17. Non-feedback parametric linearisation in FETs
  18. Freeeee Ebook
  19. transistor "Ft" what about it?
  20. This paper...anyone?
  21. 3 constant current source questions
  22. Luxman SQ202 Hum on RH channel
  23. Need help on designing aspects of audio amplifier
  24. What contributes to DC-offset?
  25. PSU caps for Leach amp
  26. Where do you buy your components?
  27. power fets, bias, gain matching & other stuff.
  28. Why does the APT Holman preamp sound so good?
  29. power transistor output capacitance
  30. differential input stage
  31. Input Selector
  32. Merry...Merry Christmas Folks...
  33. Special for moderators and Jason, that let me be in peace all this ending year
  34. J-FET preamp/DI vs tubes
  35. MOSFETS on the same heatsink?
  36. Citation 12 Substitute Transistors
  37. denon 480r schematics
  38. Class A power follower
  39. Class A amp all over :) Need PSU!
  40. protecting high-powered mosfet amplifiers..
  41. You know you're a junkie when...
  42. Sansui G-7500 schematic needed
  43. Playmaster Pro Series 3 reviews
  44. Mark Levinson JC-2 problem ( broken Line driver )
  45. V. linear drivers and fast - 200v Vceo, 120mA
  46. Yamaha A-560 Amplifier
  47. Desperatly Need schematic for Pioneer A-77X
  48. Trying to fix my Cyrus II amp
  49. Doubling (or more) output stage voltage capability.
  50. Capacitor Voltage Rating
  51. Arcam Alpha 9 integrated amplifier
  52. transistor substitutes
  53. Newbie Question
  54. Novice in need of help
  55. Adcom GFA-585 went bad - calling Adcom experts
  56. My new design
  57. Transformer – shield wiring
  58. So, I ebayed this Hafler DH-110 preamp...
  59. Looking for schematic for Cal Sigma II Dac
  60. Survey - Actual Amp Temperatures
  61. Please Help with ADCOM GFA-555 II
  62. Hafler DH 220 amp sounds like tin can
  63. DC Adapter question for a Guitar Amp??
  64. JRC opamps
  65. Pioneer SA-8800
  66. pure n channel schem. help needed
  67. schematic for H/K citation 11
  68. convert voltage to resistance?
  69. Have transformer, will build
  70. ASR Active mainscable
  71. bridging two amps x4 power ?
  72. Share my methods to repair/build a discrete power amp
  73. Recommendations for stereo amplifier ?
  74. NEC Transistor? b965 / d1288 - 70W System
  75. I had some informs that this is a Harman Kardon schematic
  76. Would this work as a volume control???
  77. Classes of operation vs. sound quality
  78. any use for velodyne plate amps?
  79. Been a while, and I have a question. (long)
  80. AA1800 bias resistors
  81. Transistors?
  82. Project:OPTIMUM SHORT CIRCUIT PROTECTION IN MOSFET AMPS
  83. MJE15035 equivalent
  84. I Need Proel Prl 500 Schematic
  85. High power regulated, quasi-comp.
  86. verified Audio improvement suggestion on my Leach Super Amp. improve idea?
  87. What's the best diode for pwramp supplyyy
  88. My P68 board
  89. I need a reverse attenuator
  90. Sound Reinforcement amplifier design
  91. Rotel 820 schematics
  92. Simple upgrade for Rotel RA-01 amp..
  93. Superbuffer instead of OPAMP
  94. IRF's Hexfred or Schottky?
  95. Elektor 1982 Simulation
  96. REQ: Pioneer VSX-D1S Service Manual
  97. Evolve Amplifier
  98. 2sj72 Datasheet
  99. Class A for home use
  100. Fixing a Rotel 820
  101. Transformer Question
  102. Paper wanted...
  103. Amp has no power...Please help!
  104. sleepy man's question
  105. Low dist at high frequencies
  106. Installing a "main out" in an integrated amp?
  107. No Miller cap, Double bootstrapping amp.
  108. What transistors do you recommend for a good LTP input?
  109. Overschoot problem with amp
  110. for Nelson Pass or Mr Curl
  111. improving my VAS
  112. Substitute for 2SJ55/2SK175 VMOS FET`s?
  113. Problems with building an amp...please help!
  114. Do you think this is a limiter?
  115. Sansui au-7900
  116. Yet another OPA2134-based headphoneamp
  117. CA 3080/LM 3886 tube pwr amp emulation
  118. Need schematic for Peavey 8.5c
  119. NI unity gain opamp equivalent but with discretes needed
  120. Question about adding caps to an amp
  121. Switching Power supply
  122. Quad 606/707 anyone?
  123. +/-15Vout opamp for gain stage
  124. Slew rate calculations - how much do I need?
  125. Three pin positive regulators
  126. leach amp pics first diy project
  127. please help me please..
  128. Bi120 Ampslab
  129. Increased symmetry in amplifier
  130. Amp volume knob problem
  131. Need Advice for my first amp...
  132. Kairon Power amp (Hello, Canada!)
  133. Ordering from OnSemi
  134. Schematic for PM7000/7200/8000
  135. Eliminating capacitor in amplifier series feedback loop
  136. electronics surplus in sydney
  137. Vbe Multiplier Help Please
  138. What about Plinius audio, from New Zeland, are those amps good?
  139. Cleaning an Amplifier?
  140. Quiescent current drops when i touch the heatsink
  141. Which Amp to keep - Technics or NAD?
  142. JFET pair
  143. Another Leach Amp - Have we lost our Marbles?
  144. Class G Bias Questions
  145. Damage to linear regulators
  146. SPICE model for 2SK413, 2SJ118
  147. schemetic of Accuphase A-100
  148. Class A amp
  149. Phase Linear 200 schematic
  150. What's inside the Marantz SC-22 preamp?
  151. Mystery Amplifier - check it out
  152. Build 12V to 220V inverter from 555 timer
  153. suitable equivalent to mjl21193/4
  154. Can I get this amp to work?
  155. Transistor, can you inform prices?
  156. Question regarding capacitors
  157. k6 amp........
  158. detailed examination of 5 watts class a amplifier circuit
  159. Adcom 555 II channel failure
  160. tone control board quad 44
  161. Resistor keeps burning in my Marantz 1060!
  162. ESP P68 and P3A
  163. Thumbs up for ampslab and the Bi120.
  164. Guitar Amp help...I'm halfway there.
  165. Pioneer RT-909
  166. 2N6213 Complement
  167. Attn: Sydney, AUS Members
  168. PCB Express TO-264
  169. How do n- and p-channel fets cancel distortion?
  170. leach amp dc off-set
  171. Got ALTEC Amp Schematic(s)??
  172. ERC Protel99 problem, please help!
  173. Crossover distortion
  174. trouble shooting my DD receiver
  175. PSpice model library - please help
  176. 2SA483 Complement
  177. Who am I ?
  178. No miller compensation
  179. Op amp class A biasing.
  180. Computer heatsinks for audio
  181. Leach clone, pretty good looking
  182. Lynx from ACD Help
  183. Almost there........Feedback Problem Perhaps??
  184. ADC for relay volume control?
  185. RBF840 parameters ???
  186. need darlington amplifier schematics
  187. Are this amp's transistors worth upgrading?
  188. Rf punch amp won't turn on
  189. schematics for power mosfets?
  190. NAD 7130 troubleshooting
  191. heat sink problem
  192. muddy sounding mosfets
  193. Parasound HCA-3500 USA to UK power supply
  194. Help with VAS problem ?
  195. So,I wanna build another amp..
  196. Quad FM4 problem
  197. Genesis Stealth Amp
  198. Running A Power Amp And A Receiver
  199. What size Capacitors to use?
  200. Help!needed Mark Levinson's schematics
  201. DC servo in Amp
  202. Amplifiers, AB comparative testing, a blind test method.
  203. Upgrading outputs
  204. mic pre pcb needed
  205. Components used in LEACH AMP !
  206. The AV400......
  207. What kind of wattage do you think this has?
  208. relay based attenuator
  209. citation 7.1
  210. Amp Schematics up and some music
  211. Schematics needed for a Sansui A-40
  212. New Dynamp
  213. toroidal or not toroidal
  214. can I run 2 torroid in parallel operation?
  215. Hafler DH 200 problem
  216. Arcam delta 90.2 - Problems
  217. Does anyone have a schematic for a Marantz ST-253
  218. cmoy automated parts list?
  219. Guitar Amp idea. Is this possible??
  220. Old Receiver
  221. quiescent current different on both channels?
  222. simple Subwoofer amplifier...
  223. Genuine 2SC5200 ???
  224. power follower 99 help
  225. Noise from amp, appeared once, now gone??
  226. Amplifier do not need to have 0.001% distortion, speaker cannot reproduce quality
  227. is series sources?
  228. faster transistors
  229. testing the post
  230. measuring quiescent current of power amp question
  231. simple preamp
  232. Load Current limiting
  233. 15yrs old Conrad kit: good enough trying?
  234. True Balanced
  235. Modding my Soundcraftsmen
  236. Arcam Alpha 7R Schematic wanted
  237. ADC + 4067 Volume Control
  238. TL783 to be obsoleted byTI
  239. interface resistance
  240. Load (speaker) model?
  241. Modding a high power amp...
  242. Crazy plate amp idea...
  243. Adcom GFA 555-II- Didn't like short on output :-(
  244. A question on Bridged Mono
  245. AM1600 (2x810W / 4 ohm)
  246. NAD 3020 restoration
  247. Transistor Cross Reference
  248. Münster, a diy copy with modifications of an old Sony, have some suggestions?
  249. Schematics needed for a Marantz 1020
  250. Need a Schematic

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