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  1. Crown D-Series Bridge Mono Modification
  2. Toshiba Transistor question
  3. Replacement for NPD5565?
  4. KSA 150 transformer
  5. The Box MA1220A Active Monitor Schematics needed
  6. MOSFET bias current
  7. Gain evaluation of a preampli stage
  8. Ground loop ML320s and BAT VK600SE
  9. High Watt PA Amplifier
  10. Marantz 2330b report
  11. Increasing ESP P3A input impedance
  12. quad 606 mk1 problem
  13. 1300DC Restoration
  14. Adcom GTP-740 Preamp Problems
  15. Attenuator BEFORE or AFTER active crossover?
  16. Issues with Emu tracker and THD measurements
  17. 2SB552 & 2SD552 Applications
  18. SG505 schematic
  19. ROTEL amp sounds dull
  20. strange feedback issue ( wiring )
  21. Nakamichi PA-1 problem
  22. Mj15003
  23. yamaha P4500
  24. Input Stage Question
  25. B&K ST202 schematics
  26. Laney HCM160B's transistor
  27. Amplify my 4 ohm speaker
  28. Quartre Amplifier ???
  29. Outsider Mono Power Amplifiers
  30. CSPP With Vertical-Fet 2SJ18
  31. NAD 3020A Issues
  32. lcaudio`s LN regulator
  33. 2A ClassA using EXICON Lateral
  34. Phase linear 400 meter lamp replacements
  35. My new amp...is Alive!!!
  36. IGBT amp for direct drive of Electrostatics?
  37. Gas Ampzilla
  38. The simplest polarity switch
  39. Dynacord power mate 1000mk1
  40. Diode Identifcation/Data
  41. Conrad Johnson Premier 350
  42. Passive preamp part two
  43. AB Amplifier with clasics transistors
  44. TDA7293 as output stage
  45. cambridge a4 output update
  46. Nak 610 Control Preamplifier needs help!
  47. Amplifier +V, -V 0V
  48. Higher-harmonic distortion canceller
  49. BGW 620B help/schematic wanted
  50. Wich Suppression Capacitor to block Mains emi?
  51. Quad 405 - Can you describe how this circuit operates?
  52. Onkyo help !!
  53. Nad M3 Schematic
  54. I have a question in regards to upgrading Peavey CS 800 electrolytics
  55. The Rush Cascode: Possible Wiki page
  56. will this work
  57. General purpose shunt regulator
  58. marantz esotec ma-5
  59. Mosfet Amplifier
  60. Musical Fidelity A1 Improvements
  61. BC560B instead of BC560C?
  62. How to measure phase margin of an amplifier?
  63. MJ15003 or MJ15022 ?
  64. Peavey 400 blowing fuse on power up
  65. Building a Monster... Class A
  66. Could someone explain this Hafler/Strickland output topology to me?
  67. Cambridge A3i will not work
  68. Testing Class B Output stage
  69. Onkyo M510 driver board
  70. Accuphase e202 repair
  71. Technics spare parts
  72. Audio Analyser using a uC
  73. Distortion question.
  74. Kenwood KA-4040R schematic
  75. Hitach HA6800 Power Amp
  76. marantz 250 amplifer.& RobertinMn
  77. accuphase e202
  78. cap polarity.... another mosfet amp
  79. Cambridge Audio A1 Schematic
  80. 6W, Class A, hopefully something I can build. :D
  81. technics sa-gx 650..dead
  82. a couple of questions on diamond buffer
  83. mains frequency//secondary current
  84. HIRAGA higher power
  85. New MJ21193's and 94's are cased in steel?
  86. Lookinf for NAD S300 Service Manual or Schematic
  87. An oldie. Maybe a goodie?
  88. Help please
  89. Akai GX 265D line voltage on line outs?
  90. Nakamichi CA-5 control amplifier
  91. N00b alert: My first amp design
  92. Very silly PCB related question...
  93. Technics SU-7300 distortion
  94. Trimodal amplifier schematic
  95. Modifying Audiolab 8000A
  96. Current-dumping Class-AB Self Type-II EF O/P
  97. Balanced (preamp) Outputs - Why ?
  98. Sony FH-B7CD / KSS-240A problem (for Anatech)
  99. Any ideas how to send a 5 switch position info over two wires?
  100. FET GHz Graphene transistor
  101. student with free time on his hands
  102. wattage question
  103. 2SK134/2SJ49 for output of Counterpoint SA-12??
  104. Hi there cambridge audio a4 faulty in need of the wizzes help (X PRO ) please
  105. Display Dead / Dimms - JVC RX-5THPBK
  106. question about amplifier earthing.
  107. Need help w/ MJ4030 & MJ4033
  108. Intermittent drop-out and crackle at low volume
  109. Citation 12 help
  110. Burnt & Destryed my virtual resistor!
  111. elliot sound project 27b question
  112. PS Audio 200c repair and upgrade
  113. New Amplifier design
  114. Does anyone ever use enhancement-mode devices?
  115. modifying Unico
  116. Need JVC R-X350VB troubleshooting help
  117. marantz pm4000 mods
  118. Complete amplifier kits
  119. Toroidal Transformer Identification Help
  120. Measurements of an Adcom GFA-5800
  121. How to remove knicks on Krell Heatsinks/chassis
  122. I need Everyday Electronic article
  123. adcom gfa-5300 left channel overheating
  124. Attempt a fix, or get it fixed ... preamp processor not quite right :(
  125. italian style
  126. Marshall guitar amp. Upgrade IC's recommendations
  127. WTB: STK043 stereo amplifier chip
  128. positive rail fuse blowing
  129. Can TL431 be used as a bias transistor??
  130. Linkwitz-Riley Crossover questions
  131. Crackling noise in left channel.
  132. Luxman A-007 --- Schematic?
  133. GE Capacitors?
  134. Reccomended Schems + Sub
  135. Minimum Detectable Distortion
  136. Transformer expert needed.
  137. Noisy Amp
  138. reducing voltage
  139. audiolab amps
  140. I want to experiment with Balanced Lines
  141. Wanted - 2SK414/2SJ119
  142. Diamond Amp
  143. 24 step ladder att - question
  144. Adcom GFA-5300 input problems?
  145. mcintosh 250 ampfiler schematics need
  146. Problem with Rotel RB850
  147. Marantz 2235B running hot
  148. Adcom GFA-565 again, fluctuating DC offset
  149. PS Audio 200CX high DC
  150. marantz 250 amplifer
  151. Cyrus 2 Repair
  152. NAD 3020 with loud hum. A couple of simple questions.
  153. Novel current source: the Tail Lengthener
  154. Gary Pimm self bias CCS but without LND150
  155. Ripple current ?
  156. PCB layout for phonostage
  157. HK AVR335 problem (no sound)
  158. Fast transistors?
  159. Nad c320 service manual
  160. ramsa wp9440
  161. crest 6001
  162. The Awesome Cordell Amp!
  163. thermally compensated Vb bias circuit?
  164. MKC sound vs Russian PIO : audio path
  165. unbalanced stereo out to mono summed balanced output
  166. MicroCap simulation questions
  167. Ptc Resistors
  168. QSC 22 Adjust advice please...
  169. Crackling noise from bridge rectifiers (100Hz) is heared
  170. vintage amplifier repair/upgrade manual
  171. Problems with an Akai AM-52
  172. Discrete Class A amplifier for discussion.
  173. low cost amp with xlr balanced capability
  174. emulating a lateral mosfet
  175. Onkyo M-501 Service Manual
  176. Marantz 1515 receiver
  177. Cyrus 2, does anybody know the voltage of the bipolar capacitors?
  178. Hafler XL280-went kaput
  179. Motorola c-3000 Transitor
  180. 300DC repair
  181. 100W A classe with only 45W idle power dissipation
  182. 100W Aclasse, 45W idle power dissipation
  183. Safe T0 -92 case temperature?
  184. Input selector switching
  185. Could someone please answer this Transistor question
  186. hardman cardon AVR20II
  187. Velodyne Servo plate amp
  188. Does anyone know the name of this configuration?
  189. Technics Class A Biasing
  190. Cyrus 2, help needed!!!
  191. Video Op Amps...?
  192. broken sub, loud hum
  193. Quick capacitor question
  194. Sumo Artemis pre-amp
  195. Amp for Selenium's 18SW1P
  196. New amp....intermediate proto.
  197. Darlington Resistor
  198. Help with Kenwood KA-94
  199. Carver M500t repairs in Canada?
  200. The Chet Baker AMP!
  201. nordic
  202. SC480 & ETI480 Volume Levels ?
  203. Soundcraftsmen RA7501 DC Offset Repair In Progress
  204. hk pm 645 vxi
  205. HELP - What's wrong with my Naim Nap135?
  206. ltp transistor matching
  207. P3- P3A idle/ temperature question
  208. TDA7250 feedback compensation question
  209. 2SA1837/2SC4793 Matching Yield?
  210. sony amplifier str k750
  211. sansui r50- tuner not working
  212. NAD 3020A repair. Low output levels
  213. Help Troubleshooting a blown amp (SAP16)
  214. unhappy marriage (oscillations)
  215. Power switch for B&O 1000asp.
  216. Can an amp "warm up" with age?
  217. Two noise problems on two different NAD 216 THX
  218. Rotel RB990-BX oscillates after turning off?
  219. 2sa968/2sc2238
  220. My first time......
  221. Cryus PSX-R - Connect to Amp III or CD8x ??
  222. Marantz PM44SE
  223. Electrocompaniet AW-250r Gain
  224. 2 channel amp choice
  225. Does Pink noise follow the V x V/R method?
  226. help selecting correct amp chip
  227. NAD 3020 Which version?
  228. Electronics parts source?
  229. Schematics and Service Manuals
  230. 70W Class A amp.
  231. Yamaha A 720 switch problems
  232. My K10A build
  233. SMPS Trouble, wont start - need some advice! Full schematic
  234. P3B experiences?
  235. Got any Sansui au-6900 SM, schematics or whatever?
  236. Happy New Year all the guy's
  237. Denon AVR1708 won't drive Polk speakers
  238. Getting a sound card to produce tones down to 0.5 Hz
  239. what is name of this power amlifier?
  240. Discrete AD797 up and running
  241. Replacement capacitors for Arcam Alpha plus
  242. wich driver stage??
  243. Need help with vintage Onkyo power amp.
  244. High voltage Opamp with power transistors
  245. Accuphase P-250 schematic needed
  246. studiomaster schematics
  247. C-Audio Pulse Series Amplifier Problem
  248. What is the prefered meathod for controling volume
  249. Yet another boring Bipolar amp design!
  250. hitachi hma-8300 diagram