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  1. Preamplifier
  2. Need an amp to power my 1500 watt beasts.
  3. NAD 208THX Mods
  4. TA-N90ES Manual and schematics
  5. Onkyo TX-DS939 problem...
  6. irf640/9640 in amplifiers
  7. 3 band tone ,BAXANDALL ????? bass treble mid?????
  8. What's best SS amp for JBL Ring Radiators
  9. Possible P3A?
  10. Carver PM1.5 Ticking
  11. Hafler DH-220
  12. help me choose my first amp project
  13. Cyrus 1 amplifier problem
  14. design sub 1W amp for corporate america
  15. Sony TA-N55ES power amplifier
  16. DC-Protect Circuitry
  17. MC2505, driver board
  18. My simple class a approach
  19. Need a good preamp for the LeachAmp
  20. TO3 Active PowerResistor - variable
  21. Simple mixer circuitry required
  22. Biasing a Adcom GFA 585
  23. Ground shield connections question
  24. Reducing volume?
  25. Input sensitivity on amp?
  26. Opamp requirements for Crossovers
  27. Ce2000 Schematics
  28. circuit maker library help...
  29. whats ripple current of c
  30. GB150 (SKA), GB300, NCC200 and chip-amps
  31. 20k watt amp a document or a working class H
  32. Seek the replacement of TA3137!
  33. Is it safe????
  34. Transistor biasing techniques
  35. Cambridge amp
  36. Esp P101 Values
  37. Arcam Alpha 9 amp troubleshooting help needed
  38. seeking krell krs-200 schematic
  39. Mf A 370
  40. dead NAD 304
  41. simple high power sub amp
  42. noise floor problem
  43. Active crossover with Jfet buffers?
  44. Any suggestion about this circuit ?
  45. Diagnosing and fixing amplifier fault (loud crackling and popping)
  46. 'Trimming' phono-pre's output with pot/attenuator
  47. Adcom GFA-545 II bridging question
  48. Rotel rb850
  49. JVC M-3030 power amp schematic?
  50. High-Voltage 350-400V Complementary Transistors for VAS :needs info ?
  51. Replacing Emitter (metal plate cement type) with Mills WW non-ind.-Any Improvement?
  52. BiMOS output stage
  53. Can this 4QD circuit be improved?
  54. Marantz Service manuals
  55. Amplifier-upgrade from 4 to 8 om
  56. Leach Amp Component substitution
  57. Question for CarlosFM & jean-paul
  58. 4watt classic OTL amp...
  59. Best op amp for I/V conversion
  60. Rythmik Audio 250 basic plate amp help needed please!
  61. poweramp need a preamp?help urgent pa system
  62. Does this amp look to be hard to fix?
  63. Amplifier Bass
  64. Modifying a power amp input stage to use 2SK389
  65. Where to put DC feedback for a servo integrator
  66. what microphone preamp to use for poweramp???
  67. what preamp to use?
  68. Toroidal Output
  69. DBX BX-3 Amplifer Woes...What is going on?
  70. feedback on my design
  71. Help: 4 ohms speaker with 6 ohm receiver
  72. Onkyo A-SV620 something is wrong with left channel
  73. Hooray for me!
  74. hello, how about this booster for amplifier
  75. Discrete fully differential amps and no CMFB
  76. Looking for Heatsinks
  77. Adcom GTP-400 ground loop
  78. Sept 06 audioXpress hybrid amp
  79. Electron Kinetics Eagle 7A
  80. I need Owner's Manual, Schematics Diagram
  81. a400 volume pot value?
  82. SMPS for diy audio amps and multi-channel diy amps (and their power supplies)
  83. Excellent Analogue Notes..
  84. esp project101
  85. MORE power from this one
  86. Janneman
  87. Allegro preamplifier by Dr. Borivoje Jagodic
  88. Need the help of some electronic whizzes
  89. Death Of Zen
  90. what is the highest temperature for the BJT's to operate safelly
  91. Anyone in Canberra?
  92. Loudspeaker protection
  93. Harman Kardon AVR5550 service manual required
  94. rotel ra-02 mods
  95. Compensation capacitance - determine by experiment ?
  96. Reversed polarity on Sprague Powerlytic
  97. Rotel RA-840BX4
  98. Looking for SuperLeach AMP PCBs
  99. Blackgates - Std. vs NX-HiQ as coupling applications
  100. Death Of zen On 15V supply?
  101. Looking for amp suggestions
  102. ETI-466 300W Amplifier
  103. 40A 250V Schottky Power Diodes- Has anyone use in Power Amp to replace Diode Bridge?
  104. Marantz PM6010 ose Amplifier
  105. Linearizing diodes in amp circuits.
  106. Grounding problem question?
  107. nad 214 where are the fuses?
  108. Fully differential amp and feedback for stability
  109. oh oh i lost a channel
  110. ground plane interference with output
  111. Accuphase P 300 Service manual and/or schematic wanted
  112. grhiphon callisto schematic
  113. A study of current feedback
  114. Question about active filter noise
  115. lm380 2watt amp
  116. Looking for Parts Source - Trannys & Heatsinks
  117. Info ??
  118. Luxman r-800 worth $100?
  119. Power Supply (toroid) help
  120. Inductors
  121. Heatsink Calculator
  122. Quad balance
  123. Active 3 way cross over kit.
  124. Fully differential opamps and common mode voltage
  125. Matching Output Devices Rotel RB-991
  126. SOA Protection by Relay.
  127. matched transistors
  128. Luxman B12 bias setting
  129. tda7294 current, power transformer selection
  130. Best transistors for preamps
  131. Looking for a Substitute: Alps RK27
  132. Radio Shack Accurian Receiver, quality of amp? (pics inside)
  133. Is this transformer good for power amplifier
  134. Help with 41hz AMP 3
  135. Leach super Amp heatsinks
  136. About the Hi-Fi attunement
  137. Leach or Krell for studio monitoring?
  138. Adcom 2A IC for GFA 565
  139. bias setting
  140. Metal oxide non inductive as emitter resistors in amp
  141. How many Watts do you listen to ?
  142. Volume Adjustment - Please Help
  143. DIGITAL amp or ClassAB to drive a bass only speaker?
  144. searching 200/300w amp
  145. let's tweak this amp!!!!!
  146. Have to calculate gain for typical small JFET preamplifier
  147. fronts but no sorround on my hardon ampifer
  148. biasing or quescient current setting
  149. sigma amp from dr. borivoje jagodic
  150. Pioneer VSA 805S Probs - Schematic wanted
  151. Carver PM-1.5 output noise and screech
  152. marantz pm 75 coaxial information
  153. Do electrolytic caps need bypass?
  154. Questions regarding matching of 2SK170
  155. Class AB+D schematics
  156. JLH with modern output transistors
  157. I'm a bit worried...
  158. Gemsound PA-4505 Amp
  159. Accuphase C-222 schematics, anyone?
  160. QSC EX1250 , fan?
  161. please check me...
  162. Are these good for audio
  163. MOSFET power amp help
  164. Testing Leach Low TIM
  165. NAD 310, some informs needed, Reviews, listening tests, opinions are welcome.
  166. BUF04 Open Loop
  167. byw 100-200 in fast bridge rectifiers
  168. Why Nakamichi use this configuration of output transistor
  169. Circuit Maker <<questions>>
  170. The Leach Amp
  171. Is there a rule for the value for emitter resistor
  172. Scott shematic diagram wanted
  173. Denon service manual AVR1800 and PMA530
  174. Using The Tektronix 575 Curve Tracer
  175. Pre-amp hiss on 1 channel
  176. Blackgate C-type or Nichicon UPW/UHE for Input Caps
  177. Guitar Power Amp
  178. National TV
  179. DC fan speed regulating question
  180. Twisted?
  181. ADCOM GFA-585 Improvements Wanted
  182. service a marantz 510m in SE QLD
  183. Output coil on power amp...
  184. encoder volume control
  185. RSE PFX625 amp gone dead
  186. HK650 Service Manual
  187. Best way to revive old capacitors
  188. How do I increase gain in sub crossover?
  189. design of microwave bandpass filter help!!
  190. Help, I Need Schematic for a XLS 402
  191. 2SK129 schematic problem
  192. Rotel RB-980BX service manual
  193. Rotel RC995 Schematic Anyone got a Copy to Post or Email?
  194. JLH 10W audio amp help with parts substitutions
  195. The Super Hiper Highly Ultimated electronic component... and you forgot it
  196. Circuit diagrams and service manual for Rotel RTC-850?
  197. Help me troubleshoot this design, please
  198. What to do with IRF630...have some idea to help me?
  199. help repairing Hafler xl280
  200. The Quad 510 monoblock
  201. wanted setup advise for a ZPE Series 3 700
  202. Capacitor replacement
  203. The world`s most perfect sound system
  204. Single LED VU-Meter-like indicator
  205. Rotel: Good or Bad?
  206. Real brute power amplifier
  207. Vbe mult + thermistor
  208. Leach Amp Clone/10 transisitors
  209. your choice of amp for 2 woofer 15in
  210. Do I need to heatsink if I install 40A Schottky 250V - PS of Rotel RB991
  211. Onix OA21 + SOAP Compatibility
  212. fixing my friend's amp....
  213. Things important to be said..helped by Mr. John Mateus to express things.
  214. 200w Gem
  215. Volume control : - pot' or pot' variable feedback resistor (gain) ?
  216. Lower than expected output
  217. dual center tap rectifier replacement
  218. Biasing Whithout VBE multiplier
  219. Symmetry acs-1
  220. Sansui BA3000 clipping before peak power.
  221. Rotel RC995 vs Adcom 565-Which is better sounding overall? Are they basically equal?
  222. amp input filter to sacd dvd-audio?
  223. Hitachi HA-330 stereo amp circuit diagram
  224. Revox A78 exprience
  225. Amp distortion
  226. Hybrid bass/guitar preamp
  227. KG 400RB Parts Layout
  228. pre-out vs rec-out ...same thing or not?
  229. Harman Kardon 630 series
  230. Help me identify this?
  231. Hi-freq Active Crossover Needed
  232. Nakamichi SR-3A Tuner Memory
  233. STV-4H AND STV-3H diodes array
  234. Newbie question.
  235. NAD 3020i Hum
  236. j-fet question from the inexperienced
  237. amp repair help
  238. My active XO test rig
  239. Problem with my Exposure XV integrated
  240. Whats this for?
  241. help! kenwood KA-501 wanted
  242. Your Thoughts on Racks & Stands
  243. What is this cct does?
  244. Sumo Athena
  245. sinclair phase lock tuner
  246. Help:"Darlington" FP1016 measures like a Bipolar???
  247. Do you know this symbol?, what this sign means?
  248. any swr schematics
  249. SAE 2400 turn on/turn off pop
  250. musical fidelity synthesis

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