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  1. SONY TA 70, repair help needed
  2. please comment my pcb
  3. Crest CA9 spare input boards?
  4. Borbely interview released ...
  5. sansui qrx 6500
  6. service manual for MARANTZ SR 5300 NEEDED PLS HELP
  7. Citronic PPX 2400
  8. another schematic
  9. '70s Mark Levinson Op-amp
  10. Yamaha pc4002M inside pics and a meter problem
  11. Accidentally wired my amplifier wrong!
  12. National opamp inflation
  13. one channel has no bass?
  14. Son of Ampzilla meters not lit?
  15. looking for Yamaha YM3434 filters...
  16. Quad 405 hum
  17. Which DIY power amp clone for subwoofer?
  18. simple and interesting.possible ????
  19. How do you mount TO3 transistors?
  20. I have found a special amplifier, am trying to contact the designer
  21. Power consumption v. rms output
  22. Yes - another system ground question
  23. My Two-Stage RIAA Amp
  24. Strange Power Supply Behavior
  25. Marantz 1030 Service Manual / Recap Advice
  26. Does anyone have a Carver CT-3 pre-amp?
  27. SiGe transistors... who woulda thought?
  28. Opamp line preamp questions
  29. Sony STR-DE845
  30. please help with an oscillating amp
  31. how to edit part?
  32. FET Parameters - Matching
  33. Output stage device types. Yes or no question.
  34. Crown Com-Tech 210 Power Amplifier Crown Com-Tech 210
  35. DC300A opamp replacement
  36. altec lansing 1594C 100x2 amp?
  37. Can anyone help me ID this capacitor in crossover?
  38. Preamp Stage L, R, L+R
  39. Sub amp level matching
  40. Hafler 9180 DC Offset
  41. need replacement part opa445 opa551 opa552
  42. Carver AV405
  43. DH 101 Line stage/PS upgrade kit on Ebay
  44. which System
  45. Onkyo SR705
  46. .slb file (translated library file)...!
  47. p3a blowing 2sc5200 / 2sa1943 problem
  48. quick solid state amp question
  49. Musical Fidelity problem
  50. Repairing a DJ Mixer
  51. substitute for opamp
  52. NAD C352 service manual
  53. Stuart and Neil Build a KSA 50 (tweaked for 100 watts)
  54. Mf P270.2 input impedance?
  55. PS Audio 200C Power Amplifier
  56. so just how good are you guys?
  57. Yamaha RX-V1 Volume Control Issue
  58. Transistors Substitute
  59. Amplifier DC Offset - How Much is OK?
  60. static shocker maybe?
  61. Closer to reality, less "pleasant"?
  62. Yamaha P2100 schematic?
  63. Bridge Mono a stereo amplifier with balanced outputs
  64. input stage and VAS testing
  65. Powered OPA amplifier
  66. My Son of Ampzilla
  67. Phonic powerpod K16
  68. Ground loops, speaker hum and buz
  69. fidek fa1502 amplifier
  70. thanking you
  71. Case - List of suppliers
  72. Got 2x65VAC PS, any idea on DIY amplifier module?
  73. Opto Power Amplifier - 100% NPN
  74. Quad 44
  75. Bedini 250W ?
  76. loudnes control
  77. Simple amp from used parts
  78. quasar amplifier by dr bora 1000 watt
  79. Hafler DH200 Power Upgrade?
  80. Onkyo SR705 NEWB Needs Help
  81. Noob alert! Adcom 565 Q's
  82. Marantz PM 66SE KI Signature - volume control fault
  83. Question about power amp built in high pass filter
  84. yamaha rx-v870
  85. possible leach problem??
  86. Quad 33 Please Help me !!!
  87. Ayre's KX-R reviewed in November 08 Stereophile
  88. buffer
  89. Yamaha AX700
  90. 24V Tube IRF610 MOSFET Hybrid HPA
  91. Marantz PM 440 and PM 351 Schematic required
  92. quad 33
  93. The Royal Mail, Burbec, and the tale of the lost board.
  94. Newclassd Gold Series
  95. Crest Audio 4801 PSU Capacitors
  96. LU1014D Power JFET DISCONTINUED
  97. Dead AV receiver TEAC AG-V3020
  98. Quad 405-1 Avondale
  99. Mosfet problems
  100. JFET CS design, how? (and possible SPICE oddity)
  101. Matched 2SK1530/2SJ201
  102. solid state
  103. Hafler P-230 recondition
  104. Balanced audio distribution amplifier
  105. Yamaha EMX3500 repair - help needed
  106. New Member and Biema Q400 question
  107. Class A design question
  108. parallel complementary stage
  109. Beginner Project needed...
  110. Looking into building a compressor
  111. Fixing Amp - No Ideas
  112. Troubleshooting NAD C350
  113. Sumo Andromeda mods
  114. Preamp hum - any idea to minimize it? (Schematics added)
  115. Please help with NAD 1020 Pre-amp
  116. weird problem
  117. Increasing input Z on Leach amp
  118. Sugden A28 II schématic ?
  119. tl072cn replaced by opa2134
  120. Need some help deciding!
  121. Musical Fidelity A5
  122. Eagle PCB
  123. My version of a Slone preamp
  124. Technics SU-V570 schematic ?
  125. AD797, how to make the best of it
  126. schematic software
  127. Hafler DH200 DC Offset
  128. Helps/opinions needed before renewing my old Mini Crescendo amp
  129. Power Amp Design
  130. car amp voltage
  131. Quad 33 Please help!!!
  132. Gfa 555
  133. HK 330B Question
  134. Want To Convert My Washburn Bad Dog To 9v Power
  135. parasound halo a52 voltage
  136. DIT amp schematics ADCOM GFA585 rebuild?
  137. Aerovox vs Blackgate
  138. panasonic am capacitors
  139. How is the Quad 303 compared to 405-2 ?
  140. need echo circuit schematic does not have an ic in it
  141. Kenwood KAC 848 rail voltage fluctuating
  142. Lab.gruppen SS1300
  143. Schematics for Yamaha H7000 amplifier
  144. Solid Bb604 Amp
  145. Perfect sound search, this idea, HELP!, the long and insane search...
  146. J270 (P JFET) anyone?
  147. opinions on which plate amp
  148. Ev 7300a
  149. ML2 Overhaul Questions
  150. SKA GB150 or NxV200
  151. You PC amplifier can be modified to produce better sound
  152. How do the pinouts on Exicon mosfets work?
  153. OPA827 available
  154. Transistor testing question
  155. So Sick of SEARCHING, help me find a good +/- 24v regulator PLEASE!
  156. Blown Power Supply KSA 200s
  157. qsc RMX850 potmeter replacement
  158. HRII revisiting, have you experienced problems folks?
  159. Phonic Powerpod 740 schem
  160. Power amp schematic
  161. Yamaha C-80 preamp problem
  162. Building a +/- 24v Regulated PSU?
  163. help! pioneer a-400 thump
  164. Null Meter...build one?
  165. What parts in input board of Adcom 555 II
  166. DSE A2760 Amplifier (aka Koda-261)
  167. TL071 and TL072 upgrades
  168. What you always wanted to know on layouts...and now....you do!
  169. u/a capacitors
  170. NAD power lamps inside the enclosure
  171. Discrete I/V converter
  172. Adcom GFA-565 Driver Board Cancer
  173. Vintage Receiver Issues
  174. Help - replacement lamp for Yamaha M-50
  175. NAD 2150/3150 Schematic + advice
  176. Push Pull or Balanced?
  177. Gain and sensitivity question....
  178. Counterfeit 2SC5171 ?
  179. VFETs replacement, Sony TA-5650
  180. Tinned copper braid.
  181. Improved Diamond Buffer Design
  182. When Volume up - left channel sound prob ?
  183. bose 1801 repairs
  184. superscope, unfamiliar component
  185. Distribution Amp - How to switch off buffers independently?
  186. DIY amp to replace Rotel RB1090? LF100?
  187. Rotel RA840B Schematic
  188. K10amkii
  189. Service manual Request STR-DG720
  190. SR-92 sound problems
  191. yamaha pc2002m
  192. Faulty Audiolab 8000P
  193. Another jfet buffer
  194. Use board trace as a low value "resistor"
  195. schematic for yamaha pc2002m
  196. Suggestions for a diy amp.
  197. "ERROR -- Invalid Value"
  198. CAudio RA3001
  199. Audiolab 8000A fault
  200. Voxson H 305 schematics
  201. Blown capacitor question
  202. New to bi-amping
  203. Pioneer A-676 Service Manual needed
  204. Classe DR-25 transistors
  205. 5.1 Stereo Computer Amp
  206. Max safe operating temperature for transistors inside modified factory amplifier
  207. What to do with class A amplifiers to avoid some mufled treble
  208. RMI-FC100 MKII, single ended folded cascode VAS
  209. Patchwork Reloaded: Circuit Optimization and Board Layout.
  210. HT High Current Voltage Regulator
  211. about the bridging topology
  212. 10 000 watts from Sweden - Labgruppen
  213. Very different hybrid... opinions?
  214. Mod tips wanted:Denon Power Amp
  215. Building my system and wondering...
  216. Llano CAS 300
  217. zAh-ng amplifier, my amplifier..
  218. sherwood ax-7r
  219. NMOS Amplifier
  220. IGBT Still Alive
  221. AVR 210 Service Manual
  222. Another burnt Nikko Alpha 230
  223. Looking for Samick 6000 schematic or servicemanual
  224. DC300AII question
  225. How do I measure - 140 dB noise levels?
  226. Musical Fidelity A3.2cr Schematics
  227. Yamaha CP2000 needs schematic diagram...
  228. Jung/Gallo "LT" preamp and op-amps...
  229. Dim Bulb Testing: What to Expect
  230. UK EPE magazine project
  231. Rotel RB-976 schematic
  232. Best 100-W high fidelity audio NPN Transistor ?
  233. RCA RCP20N50 & RCP10N50 Data sheets?
  234. preamp 60 cycle hum help?? tube opamp
  235. Transformer Issue?
  236. Noise problem in Jeff Rowland Consonance
  237. HOW to modify .mod file?
  238. 120v/240v amplifiers
  239. adcom gfa5400
  240. Hacking a boom box for computer AC'7
  241. Yamaha MX-1000 Right Channel Oscillation
  242. Mystery circuit
  243. Zhaolu S60 Power Amplifier
  244. Yamaha CR-55 service manual needed
  245. First analog design -- knee function generator
  246. IRF building Gallium Nitride FETs
  247. RF .... real of topic
  248. zobel question
  249. Damping factor in DIY amp
  250. Best Preamp phono section

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