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  1. Thinking of Class B Amp project.
  2. A new power Amp with K2220 / J351
  3. Home and pro audio equibment interconnect
  4. Rotel RB-970BX problem
  5. McCormack DNA Losing Sound Volume
  6. Simulating Reactive Loads
  7. what could cause low volume distortion
  8. Some upgrades to vintage amplifier
  9. Leak Delta 70 with MOSFET output stage
  10. Hafler 9290 blew line fuse
  11. Parasound HCA-1000a Bias Circuit Correct??
  12. Wanted , Simple 150 to 200watts amplifier
  13. Op-amp EQ Experts? Puzzle for you!
  14. JBL scs175 subwoofer amp fried need help to fix it!
  15. Optimos Question - Circuit
  16. Cambridge 840A Voltage conversion
  17. Oscillating swapped OP
  18. Where to buy Emitter Resistors
  19. toshiba sb-445 repair
  20. Yamaha YST-SW800 parts
  21. The Most Symmetrical CLASS A Amp I've ever made
  22. Technics SA-1000, I need help.
  23. Technics SA-1000, I need help.
  24. Input transformers?
  25. 500 watts Class g power amp
  26. NECO Soundlab headphone amp opamps
  27. Problem:the amplifier oscillate with the preamplifier only on subwoofer applications
  28. Pioneer A-400X upgrades
  29. Need Accuphase E-205 shematic or service manual
  30. Amplifier troubleshooting, one channel weak
  31. Anyone want this?
  32. Cannibalize a Class AB Stereo to Class A Mono block.
  33. Studio Reference Amplifier
  34. citronic ppx help and rotel question
  35. Yamaha's kind of ERCO: Zero Distortion Rule "ZDR" (M50, M70, A520)
  36. What substitutes are you using for J49/K134?
  37. help for my power amp stage
  38. Adcom GFA-2535: DC on output
  39. crossfire cfa-602, car audio amp problem
  40. Excellent tutorial on Class AB MOSFET output stage design!
  41. 2sc5200
  42. What to do w/ Kenwood KA-5700 w/ blown outputs?
  43. kenwood ka-7100 audiofiles
  44. Proton D1200 Question
  45. Class A Amplifier using IGBTs
  46. DA-P20 manual
  47. confused
  48. NAD 2140 Power amp problem
  49. Bypass capacitor!
  50. Symmetric Special Idea. Does this Poweramp really work?
  51. Gap pre-73 mod
  52. My whole amp mod and rebuild log Pioneer SA-7300 with 26 pics!
  53. Complementary Questions
  54. Rebuilding/Enhancing Denon Stereo Amplifier.
  55. Clueless newbie needs help Sony ES
  56. Antenna question on the wrong website
  57. Adding crunch tone to SS preamp
  58. Your least favorite amp to work on and why.
  59. Newbie question capacitors
  60. How to fix stuck tuning dial...
  61. Combined Topology - Thoughts?
  62. Yamaha M-70 / Light bulb tester - Question!
  63. spectral DMA-360
  64. audio repairs Mcr area
  65. AB systems ER2050LX amp schematic needed
  66. Diy audio popular amps simulations
  67. Naim Nait 2 CB LED Board Need Help!
  68. Circuit Hum -du?
  69. Proceed
  70. Quested subwoofer noise...
  71. Upgrade my 8000A where is a good place to start
  72. Introducing you Mitchel's minimalist Préamplifier
  73. CCS Loaded Input stage - reduces Distortion
  74. GAS Grandson - Bongiorno enhanced
  75. multi room home stereo
  76. Is there any quick method to measure if a jfet is dead?
  77. I think I have a neat, simple and easily implemented idea for a soft start circuit
  78. Improved current source/sink
  79. can a ss amp suffer degradation in performance through accidents?
  80. Transformer Amps
  81. Looking for a master repairer
  82. Peamplifier and active crossover, working project
  83. Cyrus two - non polar cap
  84. Worth fixing? Denon DRA-550...
  85. Pratical amplifier damping factor test for MTM speakers.
  86. QUAD 99 POW problems
  87. Bose 1800 professional power station questions
  88. Mute Circuit
  89. high power amp with short circuit protection
  90. decibel
  91. Anyone with Carver pm-350 diagram?
  92. Z5500 Satellites (Plastic) to MDF Wooden Casing + Tweeter ??
  93. Right channel not working in my amp
  94. Adcom GFA-555 MK II P/S cap position
  95. New Amplifier Chassis
  96. Transistor Replacments
  97. RS232 to I2S conversion
  98. Kenwood KA-2600
  99. What makes a good amp good ?
  100. How hard is it ?
  101. 100watt Amplifier
  102. ADCOM GFA-555 Output DC Offset Voltage Measurements
  103. Repair or redesign?
  104. diy audio engineering
  105. One JFET poweramp looking for THE FET SOUND
  106. fisher ca 800
  107. Alexander amp
  108. I need project for linkwith transform subamp
  109. Why not this pre-stage driver?
  110. is this amplifier is working?
  111. 1970s Yamaha
  112. Rotel RMB-1075 circuit diagram wanted
  113. B&K AVR-307/507 Service Manual?
  114. POWER DOUBLE 300. French power...
  115. Disabling Nakamichi AV-10 fan ?
  116. Current FB Input Stage Idea (power amp)
  117. LM4780 stereo Power-amp PCB design
  118. Class AB amp made by me.
  119. NAD 3150 Repair experience? advice needed
  120. Bias current adjustment of Pioneer SA-8500II amplifier
  121. Wiring question
  122. output transistors are dead?
  123. Hifonics Colossus xi and Zues xi
  124. Disable XO on a SA240 from Parts Express
  125. Cyrus 2 Repair Advice Needed
  126. Negative feedback and distortion
  127. My father sends message
  128. Auricap
  129. Cambridge Audio P70 Integrated Amplifier
  130. Stan Curtis
  131. Upper Limits of Biasing 2SC2922 2SA1216
  132. Quatre QMI Gain Cell Series Amps
  133. fisher pa301
  134. ipod nano dock
  135. JLH Class A headphone amplifier
  136. Yamaha CA-400 asymmetrical power rails?
  137. Need help with Hafler DH-500...I'm a newb.
  138. Bogen GS60 Problem
  139. One Mono Gone Bad!!!
  140. fault diagnosis on 2 Heybrook amps
  141. Possible fet based soft start circuit
  142. Feedback and output impedance
  143. Small class a amplifier project
  144. simple ne5532 and irf630
  145. Naim Audio Power Amp Grounding Question
  146. Help deciding on my first amp build please.
  147. New amp testing, Noob needs input.
  148. End Millennium Pseudo-clone Amp
  149. Arcam Alpha 5 Problem
  150. Compound Lateral FET for higher power Class AB amp.
  151. looking for some help / advice
  152. waiting ur comments
  153. Who invented Diamond Buffer?
  154. Akai AM-37 problems - distorted sound
  155. Luxman LV-105u vs LV-107u
  156. The Class-D company/ NX400 module/ ALFET LATERAL MOSFETS
  157. Crimson 610 Preamp Help!
  158. esp P68 mods
  159. what do think about this schematic?????
  160. 2sa1011 Transistor Test
  161. Rebuilding the Traynor Mono Block II
  162. need help with leach amplifier
  163. Mark Levinson nr 26 vintage
  164. marantz 2385 output transistors
  165. AM Reception for Sherwood S-7900A AM/FM Receiver
  166. My amp makes a warble noise! :I
  167. Any thoughts on Pioneer SC35?
  168. Sherwood S-7900A AM/FM Receiver
  169. Adcom 555 Upgrade
  170. Powered sub amps?
  171. Transistors matching for double input stage (symmetrical)
  172. JVC amp - Right ch. not working
  173. Very dim digital readout
  174. Luxman
  175. plzz help meeeeeeeeeee
  176. Cambridge Azur 540R pre-out mod
  177. Talk about solid state..Pioneer SX-440
  178. Good p-channel substitute for 2N5457 needed
  179. power but not switched on?
  180. A very interesting amplifier schem , do someone knows more about??
  181. What you think about this schematic?
  182. amplifier for keyboard.....
  183. Simple Audio Amplifier For Learning Purpose
  184. BJT or MOSFET for low noise voltage follower
  185. Got huge heatsinks - which amp to build ?
  186. Wanted: Schematic for Crest VS900
  187. 100-watt sub woofer amplifier
  188. Solec Ic-46 Japan
  189. 100Watt amp help
  190. A Commercial HiFi Amp Error..
  191. Vintage home theatre
  192. Need push pull driver transformer for SS amp
  193. OT: What kind of madness is this?
  194. Three Phase Brushless Motor Amplifier
  195. Need Help
  196. Marantz PM80 trouble
  197. Cyrus 3 switch on thump?
  198. Transformer based voltage gain + unity gain stage?
  199. Monster amp :-)
  200. Spectral schematics
  201. GFA-555 Service Manual
  202. Multi Cap Draw backs
  203. First solid-state amp was from...Cerwin-Vega?!? OR not?
  204. Estimating heatsink thermal resistance
  205. Is this output arrangement OK?
  206. help with MOSFET AMP
  207. Criteria for well behaved clipping
  208. Acoustic 450 schematic
  209. Carver PM350 Schematics wanted
  210. Belles Series 1 power/current rating
  211. Bridging power amps
  212. dynacord powermate 600
  213. Mission Cyrus One - Is it all over?
  214. marantz SR5000 clicks but makes no sound
  215. First DIY-input appreciated
  216. Intermittent protection issue with NAD 7155
  217. My easy class a amp.
  218. carver HR-895 popping/noise on right channel and headphones - plz help
  219. Opamp runnig hot
  220. Emotiva XPA-1 vs Jungson 99D
  221. MCIntosh MC2505???
  222. Parasound HCA-800-II schematic anyone?
  223. Crest 4000 amplifier info needed
  224. PCB for LME49830
  225. Big Electro Research Class A amp
  226. Current and Future SiC Output Devices: Where is the greatest audio potential?
  227. Marantz SR4500 no treble in 1 channel
  228. quite simple volume control
  229. Schematic for Arcam Alpha AV50
  230. Quad 303 better for bass or for treble?
  231. Cyrus 5 problem
  232. amplifier failure modes
  233. KODA clone - slightly new topology (1000 watt amp)
  234. Choosing rail voltage in Class A, Power Follower Amp
  235. Looking to use up a few fets I have. IRG4PC50UD
  236. Total Noob- need some advice/ direction
  237. New to DIYAudio Help With New Build?
  238. Minimum voltage for capacitor rails
  239. Need help on Delta 1010 PSU mods
  240. Sound signature differences between IRF510, 520, 530, and 540s?
  241. Output PCB design thoughts
  242. Is bigger better?
  243. Help wanted from DIY audio forum guys from China , Hong Kong or Taiwan!
  244. Adcom GFA-555ii and Martin Logans
  245. SE Power Amp speed
  246. sansui won't click
  247. Hitachi HCA-6500
  248. Whats a good price for a CJ MF-2300 amp?
  249. Repair of Krell KSA-100
  250. How to bias mosfet in Class-A

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