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  1. amplifier fix help needed
  2. Troubleshooting a Cambridge A500
  3. Adcom GFA 585 faults again
  4. Need the Rega Brio-3 amp schematic
  5. sherwood ax5103
  6. "www.class-d.com" experiences ?
  7. Mosfet IRFP240/9240
  8. Quad 909 transformer sheilding
  9. mains quality variation
  10. a...Rotel design
  11. Rotel RA-970BX schematic needed
  12. Leach Low TIM 4.5 bias problem
  13. fake 2sc5200?
  14. Help with diff Amp current balance
  15. Crown XLS402 amp problems
  16. DIY-Gene 60W Class A Amplifier Design
  17. Who has experience with lateral mosfets ?
  18. NAD L53 mod, preamp out
  19. anything good in fake 2sa1943 and 2sa5200?
  20. Am I wiring this correctly?
  21. parasound A51 hum
  22. Nmos200 Amp
  23. Musical Fidelity A1 (2008) power amp clone project
  24. This is functionnal
  25. 200c Amp PS Audio
  26. Wanted: Schematic and information for Harman Kardon Citation B from 1963 or 1964
  27. How to improve an old marantz pm-55
  28. Harman Kardon HK6100 Idling current
  29. Thermistor spec changes?
  30. KSA 200B - E-Bay sort of DOA
  31. Measuring THD
  32. 50 Hz in home made power amp
  33. Parasound HCA 2205A "high temp" always on
  34. Adcom Amp Repairs
  35. No sound on one channel
  36. Help! Rotel rb1080 bias setting
  37. Help needed tweaking my NAD T743 receiver!
  38. What's the skinney on using switching power supplies for Hi-Fi?
  39. Amp is making popping and snapping noises...
  40. Weird sound coming out from my speakers.
  41. Is Mooly's Amp Safe To Build?
  42. Transistor data with sorting
  43. Yamaha A-1 Revamp
  44. Meridian Link Cable for 201
  45. Krell KST100 amplifier output transistors
  46. MOSFET amplifier schematic and PCB needed
  47. Luxman L 480 who designed this amp?
  48. 300W amp, IRFP240/9240
  49. Improving amp
  50. CM915 Power Amp Info
  51. Pre amp response to minimum signals
  52. a 15" ....birthday cake
  53. Help 2SC2530 / 2SA1080 Fujitsu Ring Emitter Transistor replacement
  54. Alternatives to Sanken SAP15 in an Arcam A65
  55. how work this?
  56. Schematic For KRELL Reference Amp??
  57. amp 1000W/2000W, IRFP240/9240
  58. hifidiy.net A20 mini 20W class A Amplifier
  59. Could this ever be functionnal
  60. Any one checked this Mosfet PCB?
  61. 15A50K Pot vs B50K questions
  62. Changing the gain of an amp stage
  63. Irfr240/9240 - 500w
  64. Help On LTSpice Tutorial
  65. Sony TA-AX380 Stopped Working
  66. Capacitor radiation
  67. Based on Hugh Dean's AKSA 55
  68. What's wrong with my Onkyo amp?
  69. pioneer sa-6500 ii blown fuse
  70. Getting more Distortion from a hybrid?
  71. OT: how can I measure THD of my amplifier if my sound card is 0,02% THD ?
  72. TGM amp goes 'tubey'
  73. Sherwood S-6040CP Repair
  74. UK Source for Marantz Spares
  75. KSA50 AMP(New production Live in...)
  76. What are the pros and the cons of those 3 vas ?
  77. Insulating Pads
  78. What can I do with these MOSFETs?
  79. beta22 Build
  80. best 60-70W DIY AMP ????????
  81. Post any working subwoofer amplifier here
  82. Powered VAS Amplifier
  83. help on designing/building solid state amp
  84. Can (Elektor) PA300 amp drive 2ohm load
  85. Star grounding with dedicated pathes
  86. Adcom 5500 class A (more not less)
  87. McIntosh MA6900 Integrated
  88. I need help/info! trying to build a frankenstien amp out of two combos
  89. DX Amp Help
  90. VL85 finecheapamp unfinished schematic shared
  91. How to choose a mono block amplifier?
  92. ParaSound HCA-1201A Schematic Needed
  93. I just broke my amp
  94. varying amp input voltage
  95. Meridian 101 Moving Coil modules
  96. Oversized TO-3 TO3 like Yamaha 2SK77 and NEC 2D363 - Overview
  97. Stereo Amplifier with pre Subwoofer
  98. op amp slew rate question
  99. Sony ta-1055 issues
  100. Sanken ST-610 Power TO-3 Transistor Replacement for Luxman SQ-503 (SQ503) ??
  101. Magnetic Enclosure and Solid State amps
  102. Pre-Amp Issues... Denon PRA-1000 Please Advise....
  103. Advice needed on replacing an Adcom GFA 545
  104. Can Feedback Servo Harm Your Amp?
  105. Adcom preamp repair -- advice needed
  106. Power Amplifiers Power Consumption
  107. KT841 and KT826 datasheet, help !!!
  108. Parallel output with/without matched devices
  109. German Translation Needed: Bias Setting for Denon PMA-520
  110. Adding Additional Outputs to An Existing Denon PMA-520 Integrated
  111. Take a picture of your Krell KAV-300i please?
  112. Power Amp PCB design, grounding
  113. Finished - SymAsym "AAK" with softstart
  114. how does a LEF (load effect free) amplifier work?
  115. Blaupunkt XP240+MA240 schematic/circuit plan
  116. Cooling/heatsink option
  117. big mosfet wire mixup...
  118. BUZ 901x4s 500w Mosfet - Has anyone ever used these - I am about to!
  119. Onix OA20 Repair Advice
  120. Help identifying caps in Pioneer SA-5300...Thanks
  121. Adcom 565 DED!!! Soft Start Board?
  122. Massive 2nd harmonic reduction, why does it happened?
  123. Anyone upgraded a 740A Cambridge Audio ?
  124. Revitalization suggestions for my 22 year old Ion mono amps
  125. Rotel RB 1080 Glue Problem
  126. preamps, ss versus tubes
  127. Capacitors
  128. Few question , plz help
  129. Does my Onix OA21 have Dual Primaries 120-230?
  130. CM LABS 914a original fuse rating?
  131. Help ! Need source for PS caps
  132. P170 Power Amp My First Post
  133. Fixing a Marantz SR8000 (fried input)
  134. Please Help ID this... Diode?
  135. Can someone help me find a rackmount case in the UK please?
  136. Rebuilding Soundcraftsman amp. Need advice, ID burnt resistor??? Pix attached...
  137. Link:some vintage japan machines
  138. Looking for Schematic for Soundcraftsman Amp MA-5002
  139. Logitech Z-5300: Amplifier has a bad satellite output
  140. Altec 9440A DC Offset Instability
  141. out put toroids for hard speaker loads
  142. build this or not ??
  143. 2sa1909 and 2sc5101 transistor amp schematic?
  144. output pnp quasi amp need?
  145. NAD372 query
  146. Building a Bass SS amp out of a old car subwoofer...need advice!
  147. ATS MC preamp review needed
  148. Looks like SRPP ?
  149. Spectral Power Amp/Preamp confrontation
  150. Sub-amp module or stereo power amp
  151. soundstream 604 gremlin help
  152. Darlington or Mosfet?
  153. Linsley Hood's all-mosfet power amp
  154. Questions about the humble follower
  155. QSC audio - floating supply amplifiers
  156. Leach Low-TIM amp with less power/lower voltage rails
  157. A&R CAMBRIDGE ARCAM ALPHA problems.
  158. Broken Sony TA-N330ES (2SC2921 Transistor)
  159. Creating center tap from two transformers
  160. solid state, unity gain preamp
  161. Home HiFi Audio Solid State Devices from Motorola - various pics; Model No wanted
  162. cambridge azur 740A
  163. how work this amp?
  164. Problematic receiver - Luxman R-1050
  165. Output capacitor: subjective and objective views?
  166. ss/chip amp hybrid?
  167. Brionvega "RR 126" Radiofonografo stereofonico from 1965 schematic wanted
  168. Sanken 2SA1216 2SC2922, Genuine and Fake pictures
  169. 500va transfomer 3 secondaries no centre tap
  170. Power amp circuit with PrAT wanted
  171. DC-DC Converter
  172. Any notice??
  173. McIntosh MA6100
  174. DC on output of Chinese 'current mode' ebay amplifier
  175. Power Amplifier from the German Brand "Daub"
  176. Best replacement transistors for this amp?
  177. Altec Lansing Solid State Amps 1590B, 1590E, 771B, 771BX and "SYSTEM CABINET"
  178. amplifier .... procedure
  179. PRIMARE A20 MK II no output
  180. Op-amp selectable gain +/- 1.0
  181. Need so help with an AMP question
  182. two articles by Mills & Hawksford from 1989
  183. Cambridge Azur 640A V1 Buzz
  184. ETI System A pre amp by Stan Curtis. Full article.
  185. Analog Devices -- some noise math videos
  186. Thick Film Hybrid (not monolithic) Integrated Circuit Amplifier - Overview
  187. N.Sano, T.Hayashi, H.Ogawa,"A high-efficiency class-A audio amplifier", AES preprint
  188. QUASI Amplifier for Beginners
  189. Replacing CJD capacitors with K40y-9
  190. sansui au-6900
  191. Transformer issues? Perreaux 2150B Pix, Schematic...
  192. designing TGM3 - output Triples
  193. SAE C3A Service Manual
  194. DH 220 lost a channel
  195. why high current amplifiers?
  196. DIY amp for active subwoofer?
  197. Vintage AMPS in Nigeria?
  198. One channel of my Parasound HCA1000A bit the dust
  199. SAE R-102 Need help
  200. Replacing Bias IC with Individual Transistors
  201. +/- 85 volts symmetrical power supply
  202. P68 ...upgrade ( ??? )
  203. Classic Aragon (2004, 2004 MK II, 4004, 4004 MK II ) problems, experience and repairs
  204. Optical Attenuator/switches... any one ever even seen these. Opto isolated FETs
  205. Carver HR 875 pre-out bass distortion
  206. Vishay/Siliconix vs. IR irfp150
  207. problem in transistor test
  208. Looking for recommendations on TO-220 package GSD (Hitachi) pin-out MOSFETs
  209. Sony receiver won't turn on - need help
  210. what is the best to build?
  211. Finished Nmos200
  212. PP buffer question
  213. which NAD older generation amps & integrated amps are bipolar or mosfet?
  214. QUAD 909 Stereo - How to Mono?
  215. Ultra low noise amp with JFET's - How to reduce the THD ??
  216. fisher ca2110 amp help
  217. Simple classA power amplifier
  218. Weird oscillation problem
  219. Welling HS-8 Powered subwoofer problem..
  220. Where to buy power amps kits here in the usa?
  221. Very Old Mk1 Audiolab 8000A DIN sockets
  222. OPS topology
  223. Rotel RA-960BX power conversion
  224. Can this work ?
  225. Transistor substitutes
  226. What type of integrated amp is this please.
  227. Rotel RMB- 100
  228. Rotel RMB- 100
  229. need advise in SAE C3A retrofit
  230. Sugestions needed on power amp schematics to fit these MOSFETs.
  231. Concept 16.5 Issues.
  232. Looking for Aragon IPS (or equivelent)
  233. repairing Event 20/20bas active speakers
  234. studiomaster clip fault
  235. protection circuit for amps
  236. PO3_150W_Power_amp
  237. Diode Clipper ?
  238. help required with img stageline sta 750 schematic
  239. Scalar Audio Power Amplifier
  240. inca tech claymore mk3
  241. Power J-fet + PNP buffer
  242. Low and distorted output after amplifier heats up
  243. Look for Amplifier tda2052
  244. Active crossover modification
  245. Restek Fantasy amp cap upgrade + opamps and Bursons!
  246. mosfet schematic
  247. Tuning the DX Blame amplifiers, for newbies...
  248. Substitute for 2SC3421/2SA1358 Drivers
  249. Nad 304 problem again..help me with r333
  250. Quad 909 buzz problem

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