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  1. My pre-amp / buffer
  2. Looking for complementary NPN-PNP pair
  3. Real Silly Cap vs. Cap Question
  4. Meridian 101 recap
  5. HRII debug thread, post the problems you had here
  6. Please help with double attenuator for biamp
  7. Creek 5350S
  8. Learning about this stuff! I have newly acquired gear, and some questions.
  9. Driving 8 Ohm Speaker
  10. Looking for BK EX-442 schematics
  11. Powering Two Cabinets
  12. convert a NAP180 into a NAP250
  13. Repair or Replace??
  14. Right channel not working on Spirit Folio 10/2
  15. Need advice on a faulty c audio ra3001!!
  16. Building A new amplifier
  17. RelaiXed/diy preamp
  18. Current Mirror Discussion
  19. Effects of overtaxing IXYS diode bridge?
  20. Can you check this crossover repair job?
  21. Yamaha P2500S fault
  22. How to convert 120VDC to 12VDC?
  23. Discrete OPA627/687?
  24. Dx Optimus is being prepared... dynamic bias.. Class A to AB
  25. SSTART Preamplifier
  26. Comment on PCB and how to make it smaller
  27. Amp Stability techniques: Zobel et al.
  28. Dismante preamp
  29. Hafler DH-500 problems... ugh! DH500
  30. Fast Class A Amp
  31. Help replacing TL072CN op amps for TLE2072CP
  32. Leach Amp Clone 6 transistor version by Jens Rasmussen
  33. fuzzy left speaker
  34. A forum friend has sent me this Class A created in 1967
  35. matamp quasar 500
  36. Amp Cooling
  37. proton 930
  38. Luxman A-312
  39. Help (for a novice) Cambridge Audio A5
  40. krell ksa 300s right channel dead maybe transistor problem??
  41. Randy Slone's Optimos power amp demo Sydney Sunday Nov 9 2008
  42. RCF DCA1050 in Parallel Mono
  43. what to do whit this
  44. Ground side to OPAMP capacitor replacement?
  45. power supply help
  46. Marantz PM64II repairing
  47. Little opamp/darlington amplifier
  48. Rowland Research Amplifier Help!
  49. Troubleshooting 35V on speaker output
  50. Marantz SC-80 / SM-80 repair queries
  51. SONY TA 70, repair help needed
  52. please comment my pcb
  53. Crest CA9 spare input boards?
  54. Borbely interview released ...
  55. sansui qrx 6500
  56. service manual for MARANTZ SR 5300 NEEDED PLS HELP
  57. Citronic PPX 2400
  58. another schematic
  59. '70s Mark Levinson Op-amp
  60. Yamaha pc4002M inside pics and a meter problem
  61. Accidentally wired my amplifier wrong!
  62. National opamp inflation
  63. one channel has no bass?
  64. Son of Ampzilla meters not lit?
  65. looking for Yamaha YM3434 filters...
  66. Quad 405 hum
  67. Which DIY power amp clone for subwoofer?
  68. simple and interesting.possible ????
  69. How do you mount TO3 transistors?
  70. I have found a special amplifier, am trying to contact the designer
  71. Power consumption v. rms output
  72. Yes - another system ground question
  73. My Two-Stage RIAA Amp
  74. Strange Power Supply Behavior
  75. Marantz 1030 Service Manual / Recap Advice
  76. Does anyone have a Carver CT-3 pre-amp?
  77. SiGe transistors... who woulda thought?
  78. Opamp line preamp questions
  79. Sony STR-DE845
  80. please help with an oscillating amp
  81. how to edit part?
  82. FET Parameters - Matching
  83. Output stage device types. Yes or no question.
  84. Crown Com-Tech 210 Power Amplifier Crown Com-Tech 210
  85. DC300A opamp replacement
  86. altec lansing 1594C 100x2 amp?
  87. Can anyone help me ID this capacitor in crossover?
  88. Preamp Stage L, R, L+R
  89. Sub amp level matching
  90. Hafler 9180 DC Offset
  91. need replacement part opa445 opa551 opa552
  92. Carver AV405
  93. DH 101 Line stage/PS upgrade kit on Ebay
  94. which System
  95. Onkyo SR705
  96. .slb file (translated library file)...!
  97. p3a blowing 2sc5200 / 2sa1943 problem
  98. quick solid state amp question
  99. Musical Fidelity problem
  100. Repairing a DJ Mixer
  101. substitute for opamp
  102. NAD C352 service manual
  103. Stuart and Neil Build a KSA 50 (tweaked for 100 watts)
  104. Mf P270.2 input impedance?
  105. PS Audio 200C Power Amplifier
  106. so just how good are you guys?
  107. Yamaha RX-V1 Volume Control Issue
  108. Transistors Substitute
  109. Amplifier DC Offset - How Much is OK?
  110. static shocker maybe?
  111. Closer to reality, less "pleasant"?
  112. Yamaha P2100 schematic?
  113. Bridge Mono a stereo amplifier with balanced outputs
  114. input stage and VAS testing
  115. Powered OPA amplifier
  116. My Son of Ampzilla
  117. Phonic powerpod K16
  118. Ground loops, speaker hum and buz
  119. fidek fa1502 amplifier
  120. thanking you
  121. Case - List of suppliers
  122. Got 2x65VAC PS, any idea on DIY amplifier module?
  123. Opto Power Amplifier - 100% NPN
  124. Quad 44
  125. Bedini 250W ?
  126. loudnes control
  127. Simple amp from used parts
  128. quasar amplifier by dr bora 1000 watt
  129. Hafler DH200 Power Upgrade?
  130. Onkyo SR705 NEWB Needs Help
  131. Noob alert! Adcom 565 Q's
  132. Marantz PM 66SE KI Signature - volume control fault
  133. Question about power amp built in high pass filter
  134. yamaha rx-v870
  135. possible leach problem??
  136. Quad 33 Please Help me !!!
  137. Ayre's KX-R reviewed in November 08 Stereophile
  138. buffer
  139. Yamaha AX700
  140. 24V Tube IRF610 MOSFET Hybrid HPA
  141. Marantz PM 440 and PM 351 Schematic required
  142. quad 33
  143. The Royal Mail, Burbec, and the tale of the lost board.
  144. Newclassd Gold Series
  145. Crest Audio 4801 PSU Capacitors
  146. LU1014D Power JFET DISCONTINUED
  147. Dead AV receiver TEAC AG-V3020
  148. Quad 405-1 Avondale
  149. Mosfet problems
  150. JFET CS design, how? (and possible SPICE oddity)
  151. Matched 2SK1530/2SJ201
  152. solid state
  153. Hafler P-230 recondition
  154. Balanced audio distribution amplifier
  155. Yamaha EMX3500 repair - help needed
  156. New Member and Biema Q400 question
  157. Class A design question
  158. parallel complementary stage
  159. Beginner Project needed...
  160. Looking into building a compressor
  161. Fixing Amp - No Ideas
  162. Troubleshooting NAD C350
  163. Sumo Andromeda mods
  164. Preamp hum - any idea to minimize it? (Schematics added)
  165. Please help with NAD 1020 Pre-amp
  166. weird problem
  167. Increasing input Z on Leach amp
  168. Sugden A28 II schématic ?
  169. tl072cn replaced by opa2134
  170. Need some help deciding!
  171. Musical Fidelity A5
  172. Eagle PCB
  173. My version of a Slone preamp
  174. Technics SU-V570 schematic ?
  175. AD797, how to make the best of it
  176. schematic software
  177. Hafler DH200 DC Offset
  178. Helps/opinions needed before renewing my old Mini Crescendo amp
  179. Power Amp Design
  180. car amp voltage
  181. Quad 33 Please help!!!
  182. Gfa 555
  183. HK 330B Question
  184. Want To Convert My Washburn Bad Dog To 9v Power
  185. parasound halo a52 voltage
  186. DIT amp schematics ADCOM GFA585 rebuild?
  187. Aerovox vs Blackgate
  188. panasonic am capacitors
  189. How is the Quad 303 compared to 405-2 ?
  190. need echo circuit schematic does not have an ic in it
  191. Kenwood KAC 848 rail voltage fluctuating
  192. Lab.gruppen SS1300
  193. Schematics for Yamaha H7000 amplifier
  194. Solid Bb604 Amp
  195. Perfect sound search, this idea, HELP!, the long and insane search...
  196. J270 (P JFET) anyone?
  197. opinions on which plate amp
  198. Ev 7300a
  199. ML2 Overhaul Questions
  200. SKA GB150 or NxV200
  201. You PC amplifier can be modified to produce better sound
  202. How do the pinouts on Exicon mosfets work?
  203. OPA827 available
  204. Transistor testing question
  205. So Sick of SEARCHING, help me find a good +/- 24v regulator PLEASE!
  206. Blown Power Supply KSA 200s
  207. qsc RMX850 potmeter replacement
  208. HRII revisiting, have you experienced problems folks?
  209. Phonic Powerpod 740 schem
  210. Power amp schematic
  211. Yamaha C-80 preamp problem
  212. Building a +/- 24v Regulated PSU?
  213. help! pioneer a-400 thump
  214. Null Meter...build one?
  215. What parts in input board of Adcom 555 II
  216. DSE A2760 Amplifier (aka Koda-261)
  217. TL071 and TL072 upgrades
  218. What you always wanted to know on layouts...and now....you do!
  219. u/a capacitors
  220. NAD power lamps inside the enclosure
  221. Discrete I/V converter
  222. Adcom GFA-565 Driver Board Cancer
  223. Vintage Receiver Issues
  224. Help - replacement lamp for Yamaha M-50
  225. NAD 2150/3150 Schematic + advice
  226. Push Pull or Balanced?
  227. Gain and sensitivity question....
  228. Counterfeit 2SC5171 ?
  229. VFETs replacement, Sony TA-5650
  230. Tinned copper braid.
  231. Improved Diamond Buffer Design
  232. When Volume up - left channel sound prob ?
  233. bose 1801 repairs
  234. superscope, unfamiliar component
  235. Distribution Amp - How to switch off buffers independently?
  236. DIY amp to replace Rotel RB1090? LF100?
  237. Rotel RA840B Schematic
  238. K10amkii
  239. Service manual Request STR-DG720
  240. SR-92 sound problems
  241. yamaha pc2002m
  242. Faulty Audiolab 8000P
  243. Another jfet buffer
  244. Use board trace as a low value "resistor"
  245. schematic for yamaha pc2002m
  246. Suggestions for a diy amp.
  247. "ERROR -- Invalid Value"
  248. CAudio RA3001
  249. Audiolab 8000A fault
  250. Voxson H 305 schematics

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