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  1. SAE A202 stand-by LED does not work
  2. ALL BD's (139/140) power amplifier
  3. creek 4330 115V - 230V conversion
  4. Technics SU V40 repair
  5. Yamaha AX-1070 vs SONY TA-F770ES
  6. belles 150a ref v2
  7. Technics SU-Z25
  8. Denon PRA-1500 input selector problem fixed
  9. PA protect-need help how add thermo protect with NTC
  10. Parasound 2125 2 channel power amp problem Update!
  11. How do I determine total op amp current?
  12. Flat screen tv
  13. Capacitor help - Quad 303
  14. two amp in hafler's sound system?
  15. Adcom GFA-555 II issue...
  16. Harman Kardon A-401 Treble Hissing Problem
  17. Something fancy!
  18. Adding Pre out Denon PMA-1080R
  19. ARCAM Bi-Amping tripping relay
  20. Speaker damping when amp biased off
  21. How to optimize this CFA?
  22. Nakamichi TA-2A Repair Advice
  23. SNR from noise density
  24. line level btwn PC headphone and integrated amp AUX input.
  25. Help connection for Phase Measurement
  26. custom meter face software for mac
  27. Sansui 5000A Buzzzzz
  28. Technics SA-410 Relay
  29. Discrete components based amp vs Chip amps, which is easier to achieve for n00bs ?
  30. Help for newbie with dead Nad 3130 please
  31. input capacitors, frequency response
  32. Amplifier kit recommendations.
  33. TO 3 failure on vibration
  34. amplifier input modification
  35. What's the magic of 2N5551 / 2N5401?
  36. Jim Roberge
  37. One channel periodically quieter until large signal, then it recovers...
  38. servo and distortion
  39. tda 2030 + power transistors
  40. Alesis RA150 burns power resistor
  41. electrostatic SHIELD
  42. Transistor
  43. Amp help Hitachi HMA-8300 Series E
  44. Can I make it better?
  45. Kenwood soverign vr-5700 expertise needed
  46. Crown DC300A Repair/Restore
  47. Distortion in low resistance wirewound resistors
  48. Selecting PSU caps
  49. Feedback, differential? the next advance.
  50. Naim Statement
  51. Regarding terminal blocks
  52. Looking for Cello Performance schematics
  53. Faulty Sansui AU101 speaker switch
  54. Do you like Gain-One Amplifier?
  55. Can't find a replacement LED for my Preamp: any ideas Please?
  56. Capacitor replacement - Sherwood
  57. Need schematic for 40W Amplifier with good sound quality that works on +-36V DC Max
  58. Quad 303 PSU caps mounting
  59. Input selector knob not working (Kenwood KR-5030)
  60. Sansui BA2000 Weak Signal Dropout
  61. Kenwood KM 105 does not click safety relay
  62. Which one of these amps should I purchase?
  63. amplifiacator 2 ways
  64. Alto Macro 2400 Amp
  65. Adcom GFA-5802 DC Offset and bias help needed
  66. XHS - Xtra High Speed Design
  67. NAD 1155 pre and 2200 power amp
  68. Quick UCD700HG question
  69. Stereo amp with 2 rca outputs?
  70. VU meter question
  71. MBR1045 Schottky Diode Help
  72. Focal Maestro Utopia , matching Amp , need your advice
  73. my diy arcam fmj 32 amp mod
  74. Please Help.
  75. Arcam Alpha 8 hum and other issues
  76. Replacement for PAC010A IC
  77. Help with Sansui AU-4400
  78. Onkyo DTR 5.6 problems...
  79. Pioneer VSX_D209 Power IC
  80. VSSA Through-Hole Version by Jason
  81. Weirdest faults.
  82. Transformer question for amp supply
  83. Need help about a double boot strap amp
  84. New Zero Feedback concept
  85. Can Velleman 7W amp be bridged?
  86. Building from a pair of MA-9S2 boards, first project
  87. Home theater reciever with digital in analog out
  88. Overal NFB amount
  89. Qubert current feedback amplifier
  90. sony 1000w xm 1852
  91. First Project
  92. Crossover/ preamp for active subwoofer help
  93. Push-Pull vs. Single-Ended in Class A Operation
  94. ODYNA power amplifier
  95. building an ideal amplifier
  96. Bloody expensive 7-channel Subsonic filter
  97. Adcom GFA-5802 Question
  98. NAD C372 to restore or not
  99. Inclusion of reservoir caps on amplifier's PCB
  100. Faulty Harman Kardon AVR 230
  101. PowerAmp Pio 7-channel Project
  102. new scrap amp
  103. Yamaha cr 1040
  104. OPA445 - Alternatives available?
  105. Legend stage master adjustments (first time run)
  106. BIAS Measuring of MOSFET output transistors
  107. Scavinging
  108. Rotel RA-820BX3
  109. fFinding Wade Stewart
  110. Slewmaster - CFA vs. VFA "Rumble"
  111. 2sk1058 replacement with ALF16N20W?
  112. 63vdc ouput on Carvin R600
  113. Shorted My Amp Out
  114. Humming sound after blown fuse
  115. Leach Amp Clone Gerber Files
  116. Help Please :( Marantz PM80 mkII
  117. My tablet in car installation
  118. 2nd amp from scratch: Low NFB- FET front end - BJT OPS
  119. Question about Marantz 2130 tuner
  120. Mccormack DNA-1 R1 input circuit board bad
  121. Maplin catalogues through the ages.
  122. ward beck m621. 20w broadcast amp opinions
  123. Chevin A1000 Refurbishment
  124. eBay Amp 650W AB Class - Someone Try It ?
  125. Push pull class A bias current vs. noise, is there an optimal compromise?
  126. MosfetAudio MP50Di design
  127. Scintilla Mod for SS AMps
  128. icb amp - the excellence in your hands
  129. Audio amplifier vith ecc82(12au7)
  130. A miniture LME49811 amp PCB.
  131. Ebay amps, need a bit advice..
  132. Pick a sub for amp 200/300rms
  133. A/B Test setup
  134. Hum and possible overvoltage damage
  135. Help need protection circuit for this amp
  136. LM353 substitutes?
  137. My first amp, protection
  138. Pairing transistors
  139. Repairing a Denon DMA-1560
  140. Naim Nait 5i Bypass issue
  141. Sherwood AD-2220 CP Please Help!!
  142. Yamaha cr 1040
  143. Does someone have Gary Pimms battery bias CCS pcb files
  144. Look like?
  145. Legend Stagemaster 250W Problem
  146. When is time to recap vintage amp?
  147. Amplifier stability and feedback
  148. Kit Modification from EBay
  149. Will a bad TDA2030 still function partially?
  150. NEETS Module One Question Calculating Ohms
  151. CFP Output stage crossover glitches
  152. Short CircuitProtection CIrcuit for AB amp
  153. Help with first SS amp
  154. Generating a 1 KHz sine at 10mvrms
  155. Protection Relay Closes Too Fast on Sansui G-7000 Receiver
  156. Amp pcb with on board power supply!
  157. Mackie 1642-vlz3
  158. Help: Noise from one channel during startup
  159. Volume control for A/B amp comparison
  160. Murray/sandman amplifier: mosfet version
  161. JLH Class A newbie question.
  162. Questions about amplification classes
  163. 1965 Realistic AX-100
  164. Mark Levinson ML1 line module
  165. Mackie 1642-vlz3 schematic
  166. 50W into 8 ohms amplifier
  167. Are all dual op amps of the same type 'the same'?
  168. Audio amplifier with uA741 and 2N3055/MJ2955
  169. TO-220 bjt recommendations, does it matter which type?
  170. Relay-Switched Balanced Volume Control
  171. Audiolab 8000M retrofit 12V tigger
  172. Building FETZILLA - Questions and Answers
  173. How to control volume on DIY Amplifier?
  174. cheap, simple 150w amplifier for sub
  175. Yamaha AX-550RS - toasted fuse reistors
  176. TDA7396 trouble!!!!!
  177. Ema - Three simple resistors
  178. One channel doesn't work but in mono it works
  179. Amplifier adaptation
  180. Krell KSA150 bias problem
  181. B&K AV5000 II schematic needed
  182. Simple low power amp to start
  183. my 10W POWER AMP. NEED HELP''
  184. Cambridge Audio 3Ai LED2 not lighting up
  185. No sound through preamp - Teac AX75mkII
  186. Speaker Protector for Harman Kardon PM640 wanted
  187. Phase margins in higher-order / nested loops
  188. SS noob questions
  189. Curious speaker cable interaction with Krell KSA amp
  190. Calculate Resistance from Z and Phase?
  191. Denon DVR890 - no digital audio - analog OK
  192. Linearity
  193. Difference attenuator? Sameness Amplifier?
  194. Sony STR-K700 receiver (no sound problem)
  195. Marantz MA500 chassis/cabinet grounding
  196. Amplifiers with protection all in one Circuit PCB
  197. Noisy Teac amplifier
  198. Get your power for nothing , and your amps for free ...
  199. How to design CFA amps?
  200. NAD 3020 (& related NAD output stages)
  201. Yamaha rx-v550 --- Help
  202. schematic needed
  203. Amplifier parameters calculation
  204. Issue with Marantz PM 66KI
  205. Need the schematic for the Electrohome M-U2250 amp
  206. Small Battery Powered Amp for Mic Level Input
  207. what to do with "beyond repair" receivers?
  208. grounded collector amp
  209. PARASOUND HCA-855A protection circuit keeps triggering
  210. Blameless vintage big-watt receiver
  211. Arcam Alpha 5 conversion from 220v to 115v
  212. Dynaco ST-150 Boak/Jung/Amer Mods
  213. What do You think about this amp 3000w
  214. Zoom H1 internals/ closeups
  215. Lowering the AC Votage to my speaker protetion circuit.
  216. Random Amp questions
  217. Cmoy preamp, have some questions.
  218. Pioneer SA710 Amplifier
  219. SIC vs IRF
  220. Most ultimate Bluetooth Speaker: Bose's small sized "Soundlink Mini"
  221. The Synclophone
  222. Sansui AU717 service/repair history
  223. Mcintosh pickup of MCD7009
  224. some help on a Den DSP-1800
  225. Transistors 101 question about 2 transistor Darlington configuration
  226. It's possible to create other frequency compensation methods?
  227. Need Service Manual(s) for Stax X1t and CA-X
  228. Modified JLH Amp
  229. Simple Loudspeaker Protection Circuit
  230. Calculatin VAS gain with CCS
  231. Need help in finding stability margins/loop stability in LTspice for my amp
  232. JFet Preamplifier - Help needed..
  233. Suitable Amplifier for my loudspeakers
  234. What are the best way of de-funking electronics?
  235. basic electronics repair question - Sansui G5500
  236. Distortion in 20 year old push pull transistor ahuja amplifier
  237. Starting out in DIY Solid state
  238. Yamaha p2100 diagnosis help
  239. Simulating real-world loads?
  240. Antilia 5 evolution
  241. dennesen jc 80 repair
  242. Mosfet-amp module in Class-B
  243. A new toy to play with: the Symclophone
  244. Symmetrical topology - My new designing
  245. M400 diy kit with 2SK1058/J162 chip
  246. Which amp would you choose?
  247. low pass filter choice at input
  248. NEC X-10II
  249. re3doute
  250. lil Amp - Class A

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