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  1. Nad 302 volume pot replacement
  2. sansui B77 power amp
  3. Another Son of Ampzilla rebuild.
  4. Best amp with 2sk1058
  5. roender's shunt regulator
  6. How do you match tempco between spreader and power transistor?
  7. Elektor "The Complete Preamplifier" articles.
  8. Speaker selector, OK for amp?
  9. cannot explain the circuit
  10. Very basic clipping indicator
  11. Replacement transistors for HK 6500
  12. What's this diff input topology called?
  13. About power amplifier input? Thanks.
  14. About power, bi-amping?
  15. Global Feedback - A huge benefit for audio
  16. question about mosfet direction
  17. Yamaha RX 495
  18. Veroboard Maplin Amp
  19. Adcom GFA-535 blowing main power fuse
  20. what is the difference between 2SC5200 and 2SC5200N
  21. Please check my heatsink estimate
  22. Multiple Feedback Filter Design doubt
  23. Musical Fidelity a3cr power amp modifications
  24. technics SU-7100 help
  25. Mounting amp upside down
  26. The Brief History of my life with SECA designs
  27. Technics SE-9060 vs multiple compŁarison?!
  28. OP amp driving MegaOhm load
  29. grounding issues with integrated amp
  30. AV Processor
  31. Hafler
  32. Yamaha RX-Z9 in protect mode
  33. LME49830 with ALF16N8P x 10 per rail
  34. Class AB Amp Questions.
  35. Anyone tried broskies "super triode" circuit to drive efficient sub?
  36. Arcam Alpha 2 Help/Advice
  37. Solid State Power Amplifier Kits (Modules) - Listening Tests wanted
  38. Surges and spikes
  39. About AV receiver as power amplifier?
  40. Pegeant AV-126-TR Projector
  41. Pcb request
  42. NAD 3020 recap
  43. Need information of preamps.
  44. Cambrige Azur 740A int amp Bias and offset adjustment ?
  45. Adcom ga-5802
  46. Speaker impedance with output transformer
  47. Pro Audio High Fidelity IPS
  48. Hi End 3 Band Tone Control DIY Kit - Bass Mid Treble
  49. Would this be a suitable replacement for 2sd675
  50. NG'ANYA: the art of entertainment
  51. Adcom GFP-555 upgrades from AudioXpress
  52. IRFP240 + IRFP9240 + EBAY...
  53. Pre amp for $1000.00 ???
  54. VA load - simple resistor or bootstrap
  55. EU transformer for an Hafler 9505 Transnova?
  56. Cambridge Audio A300 manual/schematics needed
  57. Double Barrel Leach underway
  58. hd amplifier bias
  59. Credo PMP154 question
  60. Rotel amp no IC version
  61. Balance control-where in the preamp chain should it go?
  62. A JIG for testing amplifier polarity
  63. Question on this schematic
  64. Haffler mosfet stuck on heat sink
  65. Left channel sometimes starts later on Marantz PM-54 II
  66. Technics SE-C01 power amp
  67. Query on BF471 as VAS
  68. Restoring old 2N3055 based amp, need advice
  69. based on Graham Dicker DIGI amp
  70. 4 watt no-gnf hybrid
  71. Is low differential input impedance of opamp not important?
  72. nad amp 701
  73. Little help with this amp please.
  74. Revisiting some "old" ideas from 1970's - IPS, OPS
  75. denon pma 260
  76. from DIY Indonesian Amplifier
  77. Soundstream D200 clone,few hours,nice sound
  78. Lampizator - Fetishizator
  79. Sinclair schematics
  80. nad 701
  81. Onkyo A-9155 - no sound but power
  82. Oliver Offset Optimiser
  83. Is discrete better than chip op amp
  84. Parasound HCA-1000A No Sound
  85. Where to measure the bias on P180?
  86. Popping sound from Left Channel of Marantz PM7002
  87. IC preamp vs discrete preamp - Different?
  88. Crest VS900 burning hot resistor R92
  89. Adcom 5400: using lower capacitance caps
  90. Help please Ne5532a op amp chip
  91. Symasym, opinions please.
  92. sub amp
  93. Low on bass SONY TAF530ES/TAF222ESR
  94. Shreek Protection at turn on
  95. Help w/Yamaha RX-550
  96. Suggestions Fuse Protection?
  97. Need advice on Power supply
  98. please check my work
  99. Nad C270
  100. Cambridge Audio A1mk3SE repair
  101. Picked up a beautiful, almost mint DC 300A. Now what?
  102. Power amplifier with 2n3055/mj2955-schematic
  103. Help with power supply repair
  104. Search Onix A-120 Schťmatic
  105. Apex BA1200 offset problem.
  106. Film caps are directional as well?!
  107. Sony TA 3120A
  108. Strange Amp Design?
  109. Question regard japanese voltage amp in us
  110. Large offset and large differential input to input pairs... but amp works..?
  111. amplifier TDA7294 + power supply smps
  112. Required grounding scheme for zero 60/120hz hum.
  113. APEX HB 1200 TEF
  114. My etching tank made out of k'nex..... (serious)
  115. Which Fuses For My Nikko
  116. Audio PCB's with Sprint Layout ?
  117. So... should I build this?
  118. New type of Toshiba 2sc5200/2sa1943 or FAKE?
  119. Technics SU-V3 negative voltage at output!!!
  120. Noise in my stereo tda2003 amp
  121. Input capacitor question
  122. sansui B77 power amp
  123. Seek advice on simple & very good sounding class A/B output stage.
  124. Jfet complimentary input stage or Jfet LTP?
  125. Chassis Design using Mosfets
  126. Solid State Rail Fuse Replacement
  127. qinpu a3 doesn't relay click
  128. Assembled mosfet amplifiers from ebay
  129. Nakamichi TA-3A Sound Not Working
  130. Adding a Jfet input stage for the power amplifier improves sound quality?
  131. output voltage at speaker terminals
  132. Looking for schematic for Pioneer SX-40
  133. Sansui AU-4900 problem
  134. Techno SAP130 STD03P STD03N 130 Watt HiFI
  135. Need help setting idling current on old Philips amp
  136. blown amplifier channel (TDA2003)
  137. Single Ended Class A, No global feedback, 8W, MOSFET, low output Z
  138. Upgrades for Rotel RB-991 Power Amp
  139. Doxa 70 Signature Series Mk2 and BD245C/BD246C
  140. Darlington VSSA
  141. AB International 600LX Test Results
  142. Correct Naming for Pioneer/Akai Speaker Terminal used in Solid State Receivers wanted
  143. crest audio 8001 - input board details
  144. Alesis RA-500 troubles
  145. Crest Pro 9200 help
  146. Advent 300 stupid mistake
  147. Help with Kenwood M2A
  148. Emotiva DC-1 grounding mod
  149. Epsilon LT-model
  150. 2n3055 amplifier
  151. Marantz pm57
  152. How to make the PCB layout and routing better
  153. Miraculous Germanium Transistors from China
  154. Bose model 550
  155. Audio Research - A15 , Roterdam
  156. Luxman LV-105U volume pot
  157. Denon PMA-900V lowering gain/opamp swap
  158. problem with a Crest 8001 power amp
  159. LME 49710 opamp; difference in available types?
  160. C Audio TR 850 Schematics?
  161. Pioneer P4600 went dead after setting high volume
  162. Beginner trying to upgrade old speaker set with amp
  163. Parasound Amp - curious current overload
  164. Blown output transistors in Earth Original 2000
  165. Quad 306 -- Trouble shooting
  166. Adding shunt capacitor and resistor in zobel causes instability - Any ideas why?
  167. A power amplifier with 2SC2922SA1216
  168. super simple Jfet crossover
  169. Ampzilla Power Meter Schematic
  170. Pros and cons of using JFET input stage
  171. Negative 5 volt on Adcom 555 MK II
  172. Anyone help me with this amp?
  173. How to improve a Sunfire 300x2 amplifier?
  174. how to measure watt of an amplifier
  175. Unbalanced channels at low volume level.
  176. Diy stereo bluetooth portable speaker help
  177. the IPANEMA AMP
  178. Consonance Calaf, repairs and mods
  179. Strange problem with NAD 1020a pre-amp
  180. 2SJ74 NI Multisim model please
  181. Power Amp Front End with integr. OpAmp and Signal Pad by Power Supply Rail - Naming?
  182. Nakamichi RE-2 Receiver. Possible upgrades ?
  183. Thermal Track transistors bias stability at 25V 1Amp?
  184. Quad 303: setting 33.5V problem
  185. Yamaha RX-V690
  186. Luxman L1 problem
  187. Topaz Line 2 Power Conditioner
  188. question on speaker protection circuit
  189. Replacing low value electrolytics with film caps ?
  190. SCR for my Soundcraftsmen MA-5002
  191. What was this amplifier?
  192. Output impedance of Yamaha CA610ii headphone jack
  193. erno borbely super shunt regulator
  194. NAD 2200 power supply - time to recap?
  195. Parasound HCA-2200 service manual
  196. Yamaha CA-610ii
  197. Help with a dead Pioneer A-447
  198. Pioneer SA-7300 advice needed.
  199. Sanyo System 566 Right Channel Broke HELP!!!!
  200. Ask for help of this mosfet output amp
  201. Aux Audio power supply
  202. Please help me convert this amp
  203. Some questions about this kind of current source
  204. AZUR851A schematic (of amp PCB only) anyone?
  205. Tda1515bq amp portable speaker
  206. The Ultimate Amp??
  207. IC for Subwoofer?
  208. hifonics brutus brx2400.1d
  209. Upgrade Marantz PM-54 II phono stage
  210. Tesla NZC-431 Repair
  211. NJW0281G / NJW0302G instead of 2SC5200/2SA1943
  212. Fixed Bias (no bias control) and Upgrading Output Transistors
  213. How important is the preamp?
  214. Ask for help... buffer add to curcuit with DC servo becomes unstable
  215. Custom Heatsink
  216. Marantz 2230 weirdness.
  217. TO-220 output transistors for power amp
  218. Best laser printer transparency for photo resist transfer?
  219. My own 80W/8R amplifier need help
  220. I need help on an SS design
  221. Sony STR-DE675 problem..
  222. super simple DC detect for balanced amp
  223. How to build a Hackernap ?
  224. Choice of nulling trimmer and slew rate with CA3140T Op-Amp
  225. Magnum IA 170 ....
  226. TL072 Upgrade
  227. Need Parasound DR40 Schematic
  228. Peavey CS800X
  229. Peavey Mark VI bass amplifier 402 module repair
  230. What can I do with 2 AMP (nope not monos) ?
  231. AKG C414 B uls mysterious electrical noise problem
  232. Total no0b question on a Sony N80ES amp
  233. Schematic help! Take a look at this NAD 2600A diagram
  234. Repairing a Luxman l-410...
  235. Yamaha R9
  236. MJL3281 Vbe matching
  237. What is this amp, and what do you think of it?
  238. Amp Output Testing
  239. SIT 2SK82 Circlotron Power Buffer
  240. SECA Kit By Colin Wonfor
  241. Right channel not working properly on Technics amp
  242. Issues with Musical fidelity A1
  243. Yamaha RX-V793
  244. Crown XLS 802
  245. ever heard of Motorola 7151
  246. Powered Mixer on but no sound heat sink not getting hot
  247. Arcam FMJ A22 Flashing Red Power LED
  248. Improve a Rotel amp THD by 20dB!
  249. Onkyo A8700 Blowing fuse
  250. NAD 2600 will not turn on !

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