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  1. SoftStart Not Working... Help!
  2. Mica or Bergquist K10 Pads...Can't Decide!!
  3. Advice required on Over-Temperature/ Fan Failure detector.
  4. Counerpoint SA100/200 power amp scheme
  5. Sony V-FET TA-8650::: sound goes "in and out"
  6. Only for the people who realy likes BIG CHOKES :-)
  7. Borbely Superbuffers vs S&B TX102 - my impressions
  8. RRREALLY NEED SCHEMATIC FOR H/K AVR20ii
  9. Pictures of my almost complete P68-500W version
  10. MOSFET protection
  11. troubleshooting Pioneer receiver
  12. Rega Brio (one channel dead)
  13. Need Help For H/k Avr20 Ii
  14. IRFP240/9240 -Vbs,Drivers ???
  15. QSC Amp Problem
  16. AM radio noise everywhere !!
  17. Diamond Output buffer eats trannies (thermal)
  18. Need help on P27
  19. Class-G mods needed
  20. thermal compensation
  21. tripping
  22. What output and driver transistors are the high-end manufactures using
  23. Schottky diode as RE?
  24. JFET Cascade Line Amp
  25. Push-pull amp with OP
  26. Modding Azur 640A
  27. any public address amp ???
  28. How Many Microfarads before Soft Start is Necessary?
  29. Pioneer sa 9900
  30. Hafler P500, need schematic, manual, and some help
  31. Carver M1.0t Schematics required
  32. QSC Amp Problem
  33. Where can I find PCB track layout for LR4
  34. Can project 03 drive a sub (4ohm driver)
  35. JLH class a with a SMPS?? Possible?
  36. Power Amplifier pole placement
  37. Voltage source decoupling cap
  38. Doxa 70 Se Schematic??
  39. sziklai-darlington diamond buffer (SDDB) for power output stages
  40. Sencore TF46 Manual & Schmatic
  41. NAD 3130 amp popping speakers
  42. Req.: cheap, modable Amplifier? Philips? Yamaha?
  43. Why does the inverted gainclone have a resistor at the output
  44. Is this possible?
  45. hk 670 problem(the vintage one, not the 2001 model)
  46. Circuit diagram, service manual or help for NAD C350?
  47. The "Best" Opamp - Opine Please
  48. IRF540/9540 or IRFP240/9240-power,better?
  49. Sound quality of amps at 0.3 watts vs @ typical 5 watts
  50. noise performave of a 2SJ109
  51. Irf540/irf9540 Amplifiers Schematic Collection
  52. I need help identifying MOSFETs
  53. Recapping questions
  54. French or EEC DIYers seeking for some BC caps (114 series)
  55. NAD 304 blowing fuses in preamp supply
  56. sam's 300W or eti-466 :setting quiescent current
  57. FET switch
  58. help :Code Key for Proceed AVP upgraded to AVP2
  59. carver c-2 schematic
  60. Onkyo M 508 Capacitor goo
  61. transistor glue?
  62. PSU transformer question
  63. Help to improve my first amplifier
  64. My Amp Project (pictures for all to see)
  65. Family that sings together...
  66. Critics needed
  67. Tl062acp
  68. Distortion microscope?
  69. Kd-261
  70. Plate Amplifiers needed
  71. Newbie: how to calculate pot for volume control
  72. How fast are 'Fast Fuse' and how to identify?
  73. Guitar Amp help
  74. Using Blackgate Caps in P101
  75. Kd 261
  76. 35W MOSFET Power Amp - Your Opinion
  77. Evaluating amps, a fair comparison blind testing.
  78. Cygnus Pa1400x Schematic - Brazilian Amp
  79. Pioneer SX-1250 amp pops / crackles
  80. OH great DIYers and engineers. Lookin for amp kit.
  81. Please Help! PSU Question
  82. Finished compact p3a amp/chassis today, few pictures.
  83. su-g95 schematic needed.
  84. noisy receiver
  85. The earphone amplifier
  86. Sony - MHC-1600 Stereo / CD Player
  87. Help - my Linn Majik IP Phono inputs are not working?
  88. My Project
  89. Component Referance
  90. Just got new junk from my friend
  91. QED P300 power amp bias question
  92. Soundcraftsmen troubles
  93. Sony ST-J55 Tuner Mods
  94. can someone check these resistor values
  95. Trace Elliot
  96. Fake 2SK1058 or 2SJ162?
  97. is my PSU layout OK?
  98. Technics new class-a amp (runs cold ?)
  99. A good Brazilian Amplifier, class A switching to AB in hi power
  100. Marlux Amplifier MA 2035
  101. 2sa1302/2sc5200 Power Expected?
  102. High DC offset voltage at preamp output
  103. Help designing a guitar amp
  104. Leach Super Amp HELP ...
  105. seeking comment on first pcb design
  106. Want To Build My First Hi-Fi Amp
  107. GFA-555 parts upgrade/substitutions?
  108. 1972 Luxman Sq-202 Schematic
  109. Quad Clone
  110. New mixed-device-type symmetrical folded cascode amp
  111. Bass Amp cuts out, please help
  112. amp crackling/farting?
  113. Roten RB 980 BX
  114. The skinny on Sanken 2SA1216 Epitaxials
  115. Modding Adcom 545II
  116. Single bjt (or fet) buffer schematic kindly requested.
  117. Puzzler!! Using 3 amps w/ 1 pair speakers
  118. What to use to clean corrosion?
  119. SHUNT REG Help needed
  120. The Ultimate Suplifier
  121. my first amp, please could someone check it???
  122. Psu Help Plz ...
  123. irfz44
  124. use of 2 irf510s + 2 irf630s?
  125. Dynaco st416 amplifier schematic
  126. Use for 2x2SC897
  127. stylish amp cases
  128. European Transistors Equivalent Search
  129. hitachi lateral power mosfet in pspice
  130. Harman-Kardon avr 4550 schematic needed
  131. Hafler DH-200 Bridge or not bridge?
  132. Heatsink size ???
  133. CRC Power Supplies
  134. AMPLIFIER SCHEMATIC USING OP AMP AND PAIR OF MOSFET's please
  135. Where can I find info on old amp ICs?
  136. Another quasi-complementary design
  137. How do autoformer impedance matching controls work
  138. Elliot PCB questions
  139. NEW MOSFET AMPLIFIER USING STW60N10 Picture
  140. IRFP90N20D Monster-Any good for Amplifiers?
  141. Input sensitivities of older equalizers
  142. NAD 2400 problem - need help
  143. irf630's
  144. break-in (solid state) = get used?
  145. 3 Different Outputstage Driver Arrangements, Your Opinions!
  146. lightbulb trick
  147. ksa-50
  148. Reduce NFB but keep noise/hum down?
  149. Sansui AU D5 schematic?
  150. buzzing power supply
  151. Output capacitors
  152. Sony Reveiver Blowing Fuse!! Help!
  153. amp been in for repair, not fixed need advice to trace faults
  154. Leach Superamp Diy
  155. Leach Superamp Diy
  156. Leach Superamp Diy
  157. Cannot adjust bias current, Hafler 220
  158. Wooden Enclosures Prt 2
  159. 15V + - Regulator Board Brian GT Board.
  160. Dynaco ST-120
  161. Contact bounce
  162. phase consideration in audio signal amplification
  163. nouvelle electronique
  164. Stw60n10-amplifier ???
  165. Upgrading Atoll IN50 - please help Mr. Neteagle
  166. Schematic For P.a With Op Amp Input
  167. Quad 33 Pre Amp --- Help!
  168. Irfp240 Please Any One!!
  169. XL-280 Its Sound and My Fury
  170. Parts for Rod Elliot ESP88
  171. Pictures of my Leach amps
  172. Audio Active Filter
  173. My new Head-Amp finished...!
  174. What is a good Amp to start off with?
  175. What do uncompensated amps behave?
  176. Looking for very simple output driver.
  177. added amp discussion to my gurus page . .
  178. a few question on this schematic
  179. Phono preamp dissection.
  180. EAGLE Cam processor and stuff...
  181. Lazer Amp - modified to class A
  182. Pics of my ESP101
  183. any 15-25w super quality amp pcb ?
  184. Help - Preamp Humming
  185. Crown CE 1000
  186. signal generator help
  187. c3200 transistor
  188. I guess I'm obviously doing something wrong here...
  189. My 'parallel' amplifier
  190. Chokes loads
  191. need a signal generator pcb layout or schematic
  192. Wire Wound Resistor Failure?
  193. Most complementary Mosfets
  194. Sony 808ES with 1ch dead - how much is it worth?
  195. Water Cooling
  196. Any thoughts on this Amp?
  197. Nad 320Bee nning hot. Help!!
  198. Need to get the highest voltage swing, which output topology?
  199. Classé DR-9 amplifier
  200. How to feed a 2nd hand Proceed with different mains voltage?
  201. Relay switching circuit please
  202. HEEEEEEEELLLPPPP me for s mosfet amp :(
  203. REQ: Schematic for Carvin DCA 800
  204. im ignorant and willing to admit! need help with bass amp
  205. Your opinion about Amplifier sim.
  206. variable negative feedback
  207. Beomaster 1200 schematic
  208. geda on Gentoo
  209. Leach Low-Tim Amp Finished
  210. Can anyone help me with some Tone burst tests?
  211. M250 or AV400, lower power?
  212. musical fidelity repair
  213. need help with my sunn 8520 power mixer
  214. Smaller Leach Amp V1
  215. transformer isolation
  216. Transformer brand opinions?
  217. What type of feedback cap is the best?
  218. My New amp's
  219. power amp proctection ckt!!!
  220. Eti-480 100w Amp Help Please
  221. Ultrafast NoCap-ClassAB
  222. decreasing tempco in this Vbe multipl.
  223. How to matching PNP with NPN Transistor
  224. Can anyone suggest an output stage FET for 2-4 W amplifier?
  225. Questions About Pioneer VSX-* Transistors
  226. Musical Fidelity- Do you know it well?
  227. transistor matching - stupid newbee question
  228. PCB routing for audioamps
  229. new pcb?
  230. SWTPC Universal Tiger 100
  231. Power Amp of Technics SU-V90D
  232. problem with leach amp
  233. One or Two Bridge in PS?
  234. metal vs plastic transistors
  235. uPC2581V datasheet
  236. New Amplifier 95% done-what do you think?
  237. motorola transistor part number
  238. Tone control for my Leach amp.
  239. pioneer SA-6500 II problem
  240. summing channels
  241. Alternative transistor to 2sk2145
  242. Anyone know the date code on these?
  243. Need Schematic of Yamaha PE-100
  244. FF vs EC
  245. Okay, okay...
  246. Do I always need an output coupling cap?
  247. Emitter resistor values??
  248. Anyone know what these were?
  249. preamp-cap-buffer
  250. converter 120v to 220v

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