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  1. My simple class a approach
  2. Need a good preamp for the LeachAmp
  3. TO3 Active PowerResistor - variable
  4. Simple mixer circuitry required
  5. Biasing a Adcom GFA 585
  6. Ground shield connections question
  7. Reducing volume?
  8. Input sensitivity on amp?
  9. Opamp requirements for Crossovers
  10. Ce2000 Schematics
  11. circuit maker library help...
  12. whats ripple current of c
  13. GB150 (SKA), GB300, NCC200 and chip-amps
  14. 20k watt amp a document or a working class H
  15. Seek the replacement of TA3137!
  16. Is it safe????
  17. Transistor biasing techniques
  18. Cambridge amp
  19. Esp P101 Values
  20. Arcam Alpha 9 amp troubleshooting help needed
  21. seeking krell krs-200 schematic
  22. Mf A 370
  23. dead NAD 304
  24. simple high power sub amp
  25. noise floor problem
  26. Active crossover with Jfet buffers?
  27. Any suggestion about this circuit ?
  28. Diagnosing and fixing amplifier fault (loud crackling and popping)
  29. 'Trimming' phono-pre's output with pot/attenuator
  30. Adcom GFA-545 II bridging question
  31. Rotel rb850
  32. JVC M-3030 power amp schematic?
  33. High-Voltage 350-400V Complementary Transistors for VAS :needs info ?
  34. Replacing Emitter (metal plate cement type) with Mills WW non-ind.-Any Improvement?
  35. BiMOS output stage
  36. Can this 4QD circuit be improved?
  37. Marantz Service manuals
  38. Amplifier-upgrade from 4 to 8 om
  39. Leach Amp Component substitution
  40. Question for CarlosFM & jean-paul
  41. 4watt classic OTL amp...
  42. Best op amp for I/V conversion
  43. Rythmik Audio 250 basic plate amp help needed please!
  44. poweramp need a preamp?help urgent pa system
  45. Does this amp look to be hard to fix?
  46. Amplifier Bass
  47. Modifying a power amp input stage to use 2SK389
  48. Where to put DC feedback for a servo integrator
  49. what microphone preamp to use for poweramp???
  50. what preamp to use?
  51. Toroidal Output
  52. DBX BX-3 Amplifer Woes...What is going on?
  53. feedback on my design
  54. Help: 4 ohms speaker with 6 ohm receiver
  55. Onkyo A-SV620 something is wrong with left channel
  56. Hooray for me!
  57. hello, how about this booster for amplifier
  58. Discrete fully differential amps and no CMFB
  59. Looking for Heatsinks
  60. Adcom GTP-400 ground loop
  61. Sept 06 audioXpress hybrid amp
  62. Electron Kinetics Eagle 7A
  63. I need Owner's Manual, Schematics Diagram
  64. a400 volume pot value?
  65. SMPS for diy audio amps and multi-channel diy amps (and their power supplies)
  66. Excellent Analogue Notes..
  67. esp project101
  68. MORE power from this one
  69. Janneman
  70. Allegro preamplifier by Dr. Borivoje Jagodic
  71. Need the help of some electronic whizzes
  72. Death Of Zen
  73. what is the highest temperature for the BJT's to operate safelly
  74. Anyone in Canberra?
  75. Loudspeaker protection
  76. Harman Kardon AVR5550 service manual required
  77. rotel ra-02 mods
  78. Compensation capacitance - determine by experiment ?
  79. Reversed polarity on Sprague Powerlytic
  80. Rotel RA-840BX4
  81. Looking for SuperLeach AMP PCBs
  82. Blackgates - Std. vs NX-HiQ as coupling applications
  83. Death Of zen On 15V supply?
  84. Looking for amp suggestions
  85. ETI-466 300W Amplifier
  86. 40A 250V Schottky Power Diodes- Has anyone use in Power Amp to replace Diode Bridge?
  87. Marantz PM6010 ose Amplifier
  88. Linearizing diodes in amp circuits.
  89. Grounding problem question?
  90. nad 214 where are the fuses?
  91. Fully differential amp and feedback for stability
  92. oh oh i lost a channel
  93. ground plane interference with output
  94. Accuphase P 300 Service manual and/or schematic wanted
  95. grhiphon callisto schematic
  96. A study of current feedback
  97. Question about active filter noise
  98. lm380 2watt amp
  99. Looking for Parts Source - Trannys & Heatsinks
  100. Info ??
  101. Luxman r-800 worth $100?
  102. Power Supply (toroid) help
  103. Inductors
  104. Heatsink Calculator
  105. Quad balance
  106. Active 3 way cross over kit.
  107. Fully differential opamps and common mode voltage
  108. Matching Output Devices Rotel RB-991
  109. SOA Protection by Relay.
  110. matched transistors
  111. Luxman B12 bias setting
  112. tda7294 current, power transformer selection
  113. Best transistors for preamps
  114. Looking for a Substitute: Alps RK27
  115. Radio Shack Accurian Receiver, quality of amp? (pics inside)
  116. Is this transformer good for power amplifier
  117. Help with 41hz AMP 3
  118. Leach super Amp heatsinks
  119. About the Hi-Fi attunement
  120. Leach or Krell for studio monitoring?
  121. Adcom 2A IC for GFA 565
  122. bias setting
  123. Metal oxide non inductive as emitter resistors in amp
  124. How many Watts do you listen to ?
  125. Volume Adjustment - Please Help
  126. DIGITAL amp or ClassAB to drive a bass only speaker?
  127. searching 200/300w amp
  128. let's tweak this amp!!!!!
  129. Have to calculate gain for typical small JFET preamplifier
  130. fronts but no sorround on my hardon ampifer
  131. biasing or quescient current setting
  132. sigma amp from dr. borivoje jagodic
  133. Pioneer VSA 805S Probs - Schematic wanted
  134. Carver PM-1.5 output noise and screech
  135. marantz pm 75 coaxial information
  136. Do electrolytic caps need bypass?
  137. Questions regarding matching of 2SK170
  138. Class AB+D schematics
  139. JLH with modern output transistors
  140. I'm a bit worried...
  141. Gemsound PA-4505 Amp
  142. Accuphase C-222 schematics, anyone?
  143. QSC EX1250 , fan?
  144. please check me...
  145. Are these good for audio
  146. MOSFET power amp help
  147. Testing Leach Low TIM
  148. NAD 310, some informs needed, Reviews, listening tests, opinions are welcome.
  149. BUF04 Open Loop
  150. byw 100-200 in fast bridge rectifiers
  151. Why Nakamichi use this configuration of output transistor
  152. Circuit Maker <<questions>>
  153. The Leach Amp
  154. Is there a rule for the value for emitter resistor
  155. Scott shematic diagram wanted
  156. Denon service manual AVR1800 and PMA530
  157. Using The Tektronix 575 Curve Tracer
  158. Pre-amp hiss on 1 channel
  159. Blackgate C-type or Nichicon UPW/UHE for Input Caps
  160. Guitar Power Amp
  161. National TV
  162. DC fan speed regulating question
  163. Twisted?
  164. ADCOM GFA-585 Improvements Wanted
  165. service a marantz 510m in SE QLD
  166. Output coil on power amp...
  167. encoder volume control
  168. RSE PFX625 amp gone dead
  169. HK650 Service Manual
  170. Best way to revive old capacitors
  171. How do I increase gain in sub crossover?
  172. design of microwave bandpass filter help!!
  173. Help, I Need Schematic for a XLS 402
  174. 2SK129 schematic problem
  175. Rotel RB-980BX service manual
  176. Rotel RC995 Schematic Anyone got a Copy to Post or Email?
  177. JLH 10W audio amp help with parts substitutions
  178. The Super Hiper Highly Ultimated electronic component... and you forgot it
  179. Circuit diagrams and service manual for Rotel RTC-850?
  180. Help me troubleshoot this design, please
  181. What to do with IRF630...have some idea to help me?
  182. help repairing Hafler xl280
  183. The Quad 510 monoblock
  184. wanted setup advise for a ZPE Series 3 700
  185. Capacitor replacement
  186. The world`s most perfect sound system
  187. Single LED VU-Meter-like indicator
  188. Rotel: Good or Bad?
  189. Real brute power amplifier
  190. Vbe mult + thermistor
  191. Leach Amp Clone/10 transisitors
  192. your choice of amp for 2 woofer 15in
  193. Do I need to heatsink if I install 40A Schottky 250V - PS of Rotel RB991
  194. Onix OA21 + SOAP Compatibility
  195. fixing my friend's amp....
  196. Things important to be said..helped by Mr. John Mateus to express things.
  197. 200w Gem
  198. Volume control : - pot' or pot' variable feedback resistor (gain) ?
  199. Lower than expected output
  200. dual center tap rectifier replacement
  201. Biasing Whithout VBE multiplier
  202. Symmetry acs-1
  203. Sansui BA3000 clipping before peak power.
  204. Rotel RC995 vs Adcom 565-Which is better sounding overall? Are they basically equal?
  205. amp input filter to sacd dvd-audio?
  206. Hitachi HA-330 stereo amp circuit diagram
  207. Revox A78 exprience
  208. Amp distortion
  209. Hybrid bass/guitar preamp
  210. KG 400RB Parts Layout
  211. pre-out vs rec-out ...same thing or not?
  212. Harman Kardon 630 series
  213. Help me identify this?
  214. Hi-freq Active Crossover Needed
  215. Nakamichi SR-3A Tuner Memory
  216. STV-4H AND STV-3H diodes array
  217. Newbie question.
  218. NAD 3020i Hum
  219. j-fet question from the inexperienced
  220. amp repair help
  221. My active XO test rig
  222. Problem with my Exposure XV integrated
  223. Whats this for?
  224. help! kenwood KA-501 wanted
  225. Your Thoughts on Racks & Stands
  226. What is this cct does?
  227. Sumo Athena
  228. sinclair phase lock tuner
  229. Help:"Darlington" FP1016 measures like a Bipolar???
  230. Do you know this symbol?, what this sign means?
  231. any swr schematics
  232. SAE 2400 turn on/turn off pop
  233. musical fidelity synthesis
  234. POLL:ROTEL RB-991/990 Owners- Output devices your Amp have? FP/N1016 or 2SA1492/c3856
  235. Can I use MJL0281A & MJL0302A in place of Sanken FN1016 & FP1016 in my Rotel RB-991
  236. Does anyone have the datasheet/information for these Sanken FP1016 and FN1016 ?
  237. Modding a Kenwood L 1000 M
  238. Member down
  239. Who was Roger Pilgham?
  240. Discrete LM3875 ?
  241. Solid State Photo Gallery
  242. On/off bump in complementary pair amp
  243. Blown Luxman (Chris??)
  244. 2 ohms design
  245. Arcam Alpha 6 Integrated
  246. Singleended amplifier
  247. Can someone give me informs about Cyrus amplifiers sound quality
  248. NAD 304 Transformer?
  249. Sudgest amplifiers PLEASE
  250. turn on delay - imediate shut down

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