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  1. Biasing Question
  2. Odd regulator for frontend
  3. Rotel RA-312 - only one channel works
  4. Very simple class B amplifier
  5. BSH103 / BSH203 flicker noise corner
  6. Blameless-like amp burnt channel need help to prevent that happening again!
  7. Need meter light alternative for Sunfire Cinema Grands
  8. Aragon 4004 power amp channel imbalance
  9. Transistor switch audio mute
  10. this class a amp is good?
  11. P3A MODIFIED VERSION
  12. Rotel RB-970BX Upgrade?
  13. The most common cause of speaker buzz from an amp?
  14. can my sony amp be tweeked
  15. List of the best sounding amplifiers
  16. 400 WATTS into a 5.25" 45W RMS Speaker ?
  17. Upgrade for TIP35/36 outputs
  18. ohm's issue
  19. TEAC AG-V7700
  20. Technics SU-V7 not functioning
  21. Metempsychosis of a NAD
  22. Capacitor complacency
  23. sink or not ?
  24. Harman Kardon recycle project
  25. Marantz 2220 Right Channel Static
  26. 2 OHMS DRIVING
  27. Need a tough TO-220 Bipolar...
  28. Can a build up of dust effect the operation of a PCB?
  29. Dx hybrid amplifier will be produced soon
  30. 2N2907A instead of BC179
  31. Audioanalyse PA-60 (PA60) Power Amp - where to get Schematic ??
  32. Hafler DH 200 grounding
  33. Cyrus 2 amp distort when crank up volume
  34. Rotel RB-1010 power amp varistor!
  35. Two transformers on one AC plug?
  36. All CFP Non Global Feedback Amplifier
  37. JFET input, MOSFET VAS, VERTICAL output
  38. Should I remove These Caps?
  39. bench testing
  40. Dx Zuper A - a new amplifier to be released in July 17th - 2012
  41. Spice models for 2SD438/2SB560
  42. 2sc1318 transistor source or equivalent?
  43. How to take apart an old Kenwood receiver?
  44. Next Future Amplifier Jfet and Bjt
  45. Parallel Thermaltrak with standard bjt of same number?
  46. Phase Splitter
  47. "unfolded diff pair" headphone amp
  48. Heat sink size, Need help in determining.
  49. suggestions for improvement (Old Consumer Amp)
  50. Rail Lifter/Boost Circuit (ala TDA1562q)
  51. Problem with Pioneer QX4000 - have some info and circuit diagram!
  52. A little hum on my subwoofer
  53. BF822/MJE250 substitutes ?
  54. scrape sound in my subwoofer volume
  55. P3A Elliott
  56. Adccom GFA-585 Poping Noise & Blue cable from transformer is not plug in.
  57. Lateral output amp with jfet input
  58. spice model for 2SK711
  59. Info on this pair of A1943/C5200
  60. Which AMP should I use?
  61. Balance Pot Replacement
  62. Transistor Replacement 2N5551
  63. ONE MORE P3A QUESTION
  64. Proton am-30
  65. needed sony transformer specs
  66. I scored an entire 3000pc reel of Genuine Toshiba 2SK117-BL smd fets today!!!
  67. Preamps and line level...
  68. Some help please with Wharfedale 2050A.
  69. Simple Symetrical Amplifier
  70. Samson Servo 550 won't turn on
  71. replacement for 2SC4793 and 2SA1837
  72. Hybrid bright idea
  73. Low power amplifier
  74. Quad 44/405
  75. finding feedback line and gain controlling resistor
  76. How to bias Long tail pair....??
  77. LM3886 driving long cable instability
  78. emitter resistors - how to calculate for discrete opamp.
  79. Rotel RA-870 intermittent channel (simple fix?)
  80. 250W amp with IRFP240 & IRFP9240
  81. Quad 303 IEC power socket upgrade
  82. fixing nad c325bee
  83. Pioneer QX40000 - When replacing bulb, shorted bulb to ground. No now display
  84. Need help for Musical Fidelity B-1 Integrated Amp
  85. Dx Blame MKIII-Hx - Builder's thread
  86. Best Amp for my Speakers
  87. Could you recommend me a SAE technician
  88. Has anyone used this volume control?
  89. Transistors recommended for new designs
  90. Hughes AK-100
  91. Luxman Integrated Amplifier L550 ("L-550") Capacitor Replacement in the Power Supply
  92. Harman Kardon 775 mono amps earthing
  93. Medium power mosfet amp
  94. Adcom GFA 565 Diodes
  95. ADCOM GFA-585 simultaneous distortion alert
  96. Lateral/Vertical mosfet conversion
  97. Yamaha cdx1030 Capacitors
  98. Why a new A/V receiver can not sound as good as a 30-year-old one
  99. Help Identify YAMAHA amp
  100. Need help repairing Yorkville MP6
  101. Parasound Halo A23 problem
  102. vintage amp
  103. rotel michi and atc schematics here...
  104. Hx-Home Edition and Hx Mini Edition will be released December, 24th
  105. Minimizing dc offset in simple amplifiers
  106. Naim Nap 250 (135) specs
  107. current feed back amplifier
  108. Pioneer SX-1250/SX-5590 schematics for repair
  109. Any crazy idea?
  110. ElectroVoice 7300A trouble
  111. Bridge an stereo amplifier to MONO
  112. How to do floating cascode on the P-channel side?
  113. IMPEDANCE MATCHING FOR I/V TRANSFORMER
  114. Preventing bjt breakdown
  115. information requested
  116. Luxman A373 - D375 - T353 Integr. Amp - CD - FM-Tuner
  117. Onkyo M-508 clicking sounds
  118. Bypassing main caps in Hafler DH-200
  119. Help Ampeg SVT-3 Pro
  120. Marantz SR2000 Receiver: Worth saving?
  121. 6 amp circuit one power supply unit advantages/disadvantages
  122. Denon DRA-685 NO POWER
  123. New Hafler DH-200 Board?
  124. Voltage Controlled Signal Amplitude
  125. Audible benefit from higher 'headroom.'
  126. Linx Vega power amp...
  127. Feedback affects Soundstage, Imaging, Transients ?
  128. Carver CT-29v Preamp Service Manual ?
  129. Phase Linear 400 Series Two Blowing fuses
  130. information on audiomobile sa1600?
  131. Updates on my New Ovation SCA-1 pre-Amp
  132. high voltage bjts
  133. Class-A Opamp with output stage
  134. Rotel RB-871 Mark II Channel Imbalance
  135. Newbie repairing Hafler DH220 advice needed
  136. AKAI AM-U1
  137. Need Nearfield amp recommendation
  138. Need Nearfield amp recommendation
  139. how to dim an LED
  140. I did a stupid thing... (Nad C320 red light)
  141. Vu meter, questions
  142. 2N3055 transistor, which brand to buy?
  143. Harman Kardon HK770 vs AVR254
  144. Jfet - Mosfet Amplifier2
  145. Help on bias multiplier
  146. DX Precision I Simplified, Help
  147. Problem with 100W Audio Amplifier!?
  148. Aikido meets Zen
  149. newbie question
  150. Leach Low Tim frontend tweak
  151. 100W mosfet amplifier with IRFP250 - Help!?
  152. Idling current in Rega Mira 1, 2 or 3
  153. Which (parts) of preamps & amps did John Curl design
  154. Best place for Adcom 565 repair? HELP!
  155. what causes 'thick' sound?
  156. Advice on upgrading a Denon PMA-925R
  157. Sony V333ES Amp with a rapid clicking relay and no power
  158. lm3886 power output question
  159. Change the outputs in my Crown D60?
  160. Repairing a jbl 1201.1II...
  161. Crown XLS Series - Fuses??
  162. Nuforce Icon Amp... Dissassembly?
  163. Marantz PM7000 distorsion problem in R channel
  164. Counterfeit transistors ?
  165. Marantz PM7003 help with schematics???
  166. Making a preamp
  167. How much gain does Nakamichi CA-7 pre amp have?
  168. Kit Recommendations?
  169. Output Impendance
  170. Nakamichi Receiver 1 Remote Failure
  171. Marantz PM7003 Service Manual desperately needed
  172. Bjt vs mosfet drive
  173. preamp static troubleshooting
  174. question
  175. Krell KSA-300S cliks off
  176. replacement cyrus 2 rocker switch .
  177. Switching source and levels in a multi-channel amplifier
  178. power amplifier
  179. Yamaha Power Amp Circuit Theory Help
  180. circuit switching
  181. CCD-2400 Concept Car Amp
  182. Powering on my LCD causes my amp to hum through the speakers
  183. ideas on fixing amp?
  184. a / b Selector Switch - Stupid Question.
  185. Cyrus One Amplifier - One Channel Silent - What could it be?
  186. Quad 606 into a 2 ohm load
  187. Hiss sound from DIY speaker, anyway to remove it ?
  188. Opamp maximum output current (NE5532 or similar)
  189. Soliciting advice on mods for Soundcraftsmen FET PR1800
  190. Help carver M400 Oscillating
  191. mosfet opamp
  192. A Modified P3A
  193. Any Jean Hiraga class A PCBs or kits?
  194. Running Power Amplifier in Inverted Mode
  195. Baker clamps?
  196. HRII to operate with 55V - a higher power HRII
  197. Rack, cabinets, chassis dimensions
  198. What known accurate spice models are around?
  199. 45W@8R 70W@4R CLASS B SO LOW DISTORTION.
  200. Carlsbro 80 GLX Problem
  201. blown 2sj201 and 2sk1530
  202. diyAB Amp - The "Honey Badger"
  203. common source amplifier with CFP output
  204. Fairly fast buffer
  205. 'Low performance' transformer tests
  206. 2sc5200 a1943 amp suggestions needed
  207. Aura Evolution VA100 Mk2. Which transistor is which?
  208. Nothing to see here
  209. Revox A78 Speaker Connnections
  210. Help the Apex 550W Class-B?!
  211. Depleation Mode MOSFET current sink.
  212. Need schematic for BASH INDIGO 600080 subwoofer
  213. Ibanez SW65 Amp help
  214. Which SS kit good for tube hybrid?
  215. Do you like Class A?
  216. Lateral mosfet driving question - Hitachi amplifiers
  217. Help, need licensed electrician to fix fusebox, run seperate outlet, etc.
  218. HELP NEEDED!!! Broken Potentiometer.. :/
  219. Need help diagnosing/fixing/finding something to do with Marantz 2225
  220. Modifying Emotiva XPA-5
  221. simple question about PS for DX Blame MKII
  222. Need help fixing guitar amp
  223. Weird Power Transister Sound.
  224. Engineer, help please - Neg. feedback/infilters
  225. Budget amp work-over :)
  226. Circuit schematic question for Rotel amp.
  227. Require correct substitute for B512
  228. Bias servo in the AN-1651
  229. The design of active crossovers
  230. Poweramp with IRFP4668
  231. Leave Adcom GFA-585 Turned on?
  232. unbalanced single or dual channel mosfet amp input OP circuit
  233. electrocompaniet ec 4.7
  234. H/K Citation 11 substitute for FET Q508
  235. My Dead Arcam 200 AVR project/helpHi all 0/ Basically I have an old Arcam 200 AVR tha
  236. Need help identifying SMD device for NAD T765 receiver. thx
  237. Transistor replacements
  238. bypass capacitor size
  239. Overheating Class A
  240. jFET Power Buffer
  241. JLH Class A headphone amp- where to buy from ?
  242. Bias Drifting Higher?
  243. Info On Digitech Amp Simulator
  244. Tweak of Luxman SQ 507x
  245. Quad 405-2, 34 & FM4...
  246. ZEUS TWO AMP
  247. Sony STR-6065 Receiver Left Channel Issues
  248. electrocompaniet ec 4.7
  249. 1000W PA Quasi NMOS Amp - Class H Stepdriver possibile ?
  250. Help needed on replacing Adcom 545 power supply caps!

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