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  1. 2x40W JLH amp suddenly changes bias current
  2. Christmas tree bulbs for my Carver dial lights
  3. Harman Kardon Citation 19 (nineteen) needing some advice
  4. Yamaha amplifier crackling.
  5. Heathkit AR-14 lives!!! Well, sorta...
  6. Post your interest in a new 25-50W autoformer amp
  7. Adcom GFA555 problem
  8. Another ebay amp - FET
  9. zener diode selection - curious
  10. HEATHKIT AA32
  11. pro level mixer to consumer level reciever?
  12. output stage thermal stabilisation
  13. Help me identify this connection (Onkyo TX 3007)
  14. Harman Kardon AVR 430 shuts down
  15. Pioneer A400 variable balance issues
  16. QUAD 303
  17. All NMOS output amp
  18. Ampeg B2R with hf oscillation
  19. Adcom 555 and fumble finger me
  20. what is the output stage class for Dynacord L2400
  21. Zero Phase Power Amp
  22. Denon 3313 problems
  23. Quad 405 clone
  24. Hafler dh200 shorted q12
  25. Hitachi HA-250 Amp no output
  26. Marantz 4070 quadradial 4 Service manual.
  27. NAIM NAP 110 amp, high DC offset and mute channel
  28. whats so unique about Holmgren toroidal transformers with internal magnetic shielding
  29. 2SC3281/2SA1302 what amp?
  30. Maplin Mosfet Amplifier Ga28f construction thread
  31. marantz 1060 amp
  32. Trouble with a Heathkit AR-14
  33. Undersized caps, something to worry about?
  34. ATI 1805 or 1807
  35. input stage why did they do this
  36. SS amps with low heatsink requirements?
  37. Rebuild of power amplifiers
  38. looking for mel audio NEFESH II Amplifier Scheme
  39. Pick your brains
  40. Schematics of PS Audio PSIII and LCC
  41. More watts?
  42. Damping Factor of amps
  43. integrated amp kit
  44. Best choice: MPSA06/MPSA56; 8099/8599; 2SA1403/2SC3597?
  45. Adding capacitance on a luxman amp
  46. what are the diodes to be used in this class H amp circuit
  47. Suggestions for single & dual DIP-8 jfet input opamps?
  48. Daisy chain components ?
  49. Maplin 100w mosfet amplifier built from 1980 kit
  50. spectro acustics 500sr recap questions
  51. Reseating Old Transistors In Old Amplifiers?
  52. 1ss81 glass switching diode cross?
  53. Subwoofer preamp -PSU noise reduction?
  54. SS driver circuit / Enhanced OP-Amp
  55. Technics sux320 amp low tinny bass
  56. Service Manual Peavey CS400 Stereo
  57. Dayton Audio SA1000-no output
  58. Two new output stages. Have you seen before?
  59. Need help on LTSpice & circuit problem
  60. Greierasul
  61. Biasing Quattro DG250
  62. Amplifier For High Impedance Speaker
  63. Creek 4140 S2 schematic wanted
  64. Zobel network
  65. Diodes in Wires
  66. Amplifier Filters
  67. Good cap on regulator output !
  68. No Transformer in Supply = Madness?
  69. Bruno Putzey interview
  70. Pioneer a204R repair
  71. Rotel RA06
  72. Looking for Schematic for Technics SE-C01
  73. Help to fix Musical Fidelity A200
  74. Thoughts on this Amp ?
  75. Mature amp protection and question to Bonsai
  76. Different impedance speakers simultaneously?
  77. Parallel input transistors
  78. Honey Badger pcb's?
  79. What part of the pcb creation process causes these imperfections? (broken traces)
  80. who builds high pass filters these days?
  81. Bias Setting on ESP P101
  82. Diatone, Sansui, Victor, Technics, Lo-D, Exclusive/Pioneer and Luxman
  83. >> Looking for an amplifier for my DIATONE speaker <<
  84. Sony STR-DA1200es, lost its mojo....
  85. Bryston 2B LP recap advice
  86. thermalpaste choice
  87. Matched transistor pairs
  88. Bypass preamp notch filter
  89. Nad C325BEE
  90. CARVER AV-705x 5 Channel THX Amp RCA Input Jacks
  91. Balanced Schematics - GNFB Question
  92. How to calculate safe impedance level
  93. Help with part number please
  94. Denon AVR-3200
  95. Easy DIY Class-H using Class-AB&D in BTL
  96. 2sk1058 or Exicon lateral mosfets?
  97. not sure what this is
  98. Improvement in VAS
  99. DIY includes repair? NAD 3240PE advice needed...
  100. What amp could I build with 600VA 2x61V AC transformers?
  101. Tangent Amp50 - need help with power supply
  102. RC4558 I-mA max? non inverting
  103. 2SA1302 / 2SC3281 replacement
  104. ground bridge
  105. Some people loves a challenge ....
  106. how much bias you use for 2sc5200 1943 pair for class AB?
  107. Pros and Cons of MOSFET VAS
  108. Major RS 8020 schematic
  109. Unable to find upc1237 any sources please?
  110. Tapco J800
  111. Forte Model 1 hum
  112. Multichannel amplifier internal ground loop
  113. Improving LME49810 Amplifier by Using Cascode VAS
  114. Luxman M-120a intermittent problem
  115. Sony Str-db940
  116. DC coupled line preamp kit
  117. Classe DR-9 Big Bang Theory
  118. Replacing a PNP with a NPN in a output pair
  119. Onkyo M-504 no servo light
  120. Low noise regulators for 2014?
  121. How to convert 2sa &2sc transistors to current transistors??
  122. Strange transformer test results
  123. Audionics CC-2 with a buzz
  124. On-Board Guitar Pickup Preamp: Op-Amp Choice?
  125. A Low Distortion Amplifier Based on a "Tandem" Correction Scheme Powered by a Modifie
  126. Peavey Series 300 mixer/amp scehamtics
  127. Peavey Renown 112 schematics
  128. Low Noise opamps for 2014?
  129. VAS current limit for Blameless Amp
  130. 12V fan replace 24V?
  131. peavey pv2600 dc kick on power off
  132. need to build guitar pre-amp
  133. unstable DC offset
  134. 100W Class B amplifier project
  135. NAD 3240PE schematic - READABLE!
  136. Clipping indicator problems
  137. GFA 535 Input Sens & Preamp Output Voltage
  138. To reask a question that's been asked a million times, any harm in leaving your class
  139. !!!problem in increasing voltage capacity in power amplifier
  140. Challenge Mark 1B Receiver-Pioneer Clone??
  141. Sony STR-DB940 no sound
  142. aragon 4004 Mk 2 restoration
  143. MX50 amplifier compensation tuning
  144. Crundh bmx1000
  145. Sony TA-FB940R problem
  146. Power transistors in Luxman L-430
  147. Need help diagnosing amplifier fault (oscilloscope examples inside)
  148. Luxman C-120a Volume Pot extra terminals?
  149. Technics SA-EX 300
  150. Crown XLS 602 ( D series )
  151. Do amps without gnfb ring into capacitive loads
  152. ZCA amplifier DC Servo any possibilities?
  153. Rotel RA04 SE,Service Manual/Schematic
  154. NAD C370 Diagnosis / Repair Help
  155. IRF610 SRPP (THD=.35%@1W)
  156. Hiraga 30W.
  157. Simple op-amp question
  158. Laney AH200
  159. Fisher 220T needs help...
  160. B&K ST-202+ hum
  161. Ferrograph F307
  162. Bias and ultimate phase
  163. GainWire-CLASS-A-poweramp NGFB
  164. What about this amplifier?
  165. Yamaha M-4 popping noise and level fluctuations
  166. About preamp out - amp in matching.
  167. conterpoint NPS-100E help
  168. carver ca400
  169. Pioneer SX838 has hot components on power supply board
  170. BG7 v4.2 - my own blame
  171. Spirit Folio F1 14:2 No XLR Output?
  172. NAD power ratings?
  173. Who has the strange/earliest version of Mcintosh MC250 schematic?
  174. AB class amplifier in LTspice
  175. Blown capacitor, symptom or cause?
  176. Sansui noisey controls
  177. I need a mono preamp
  178. Hiraga amplifier Mosfet insulation
  179. IRF511 Simple SRPP mosfet amplifier circuit
  180. Peavey PV900 voltage measurements
  181. Hybrid single-ended digital input.
  182. Possible DC on output of my pre-amp?
  183. Bias pots keep rising?
  184. A.S.P. - Autonomous Speaker Protection system
  185. audio analogue maestro cd mk1
  186. Need help with Denon AVR 1909
  187. Loudspeaker-Amplifier Interaction
  188. Need help with a Rotel RA-970BX
  189. Strange slight hum + noise issue
  190. SS Class A Input/Output AC-coupling caps: How big = too big?
  191. Audiosector LM3875 Amplifier Help! / Questions
  192. Cree CMF10120D
  193. Calculating current draw of SS Class A amp
  194. B&K amplifier ST140
  195. Voltage Regulator 'CV/ABV'
  196. RJM Audio R40 (make fun of my amp)
  197. monacor sta-500 schematic
  198. Schematic Monacor sta-500
  199. Electrocompaniet power amp repair
  200. Searching fro Proton 1100 Preamp
  201. Very simple quasi complimentary MOSFET amplifier
  202. subwoofer amplifier with 2sa1943&2sc5200
  203. Rotel RA-04: There is still sound even volume control is turned to zero.
  204. Simple class b amplifier problem
  205. Home theater subwoofer input board question
  206. Luxman LV-105u MOSFET upgrade success
  207. UA Solo-110 Regulator Problem
  208. Little dual mono... Any ideas?
  209. COUNTERPOINT NPS-100 BIAS
  210. Advice for new DIY Ampli
  211. modifying a Sanyo JCX-2600K
  212. Re-Capping Luxman M-120a Power Amp Advice sought
  213. Mark Levinson 23.5 bias procedure
  214. Recommend me a project.
  215. Opamp based power amp
  216. 25wpc mosfet mapl-in kit wipes floor with 2 x cambridge A60 biamp
  217. solid state plate amp KIT
  218. Just an observation about voltage swing in actively crossed-over tweeters.
  219. dirkwright line stage preamp
  220. Sought expert advice on my amplifier circuit
  221. Smokin' Marantz SR1000
  222. conterpoint NPS-100
  223. Dx Amplifiers, all models will be shown here
  224. A more efficient class A output stage
  225. Musical Fidelity A1 Channel Imbalance
  226. Headphone amp - POP sound will powering ON and OFF
  227. Multi pack smd/tht input transistos
  228. The many versions of the NE5532 and it is confusing!
  229. Quad 34 on/off switch. Desperate.
  230. Are Proton AA1660 amplifier still available?
  231. Recap with Reason: Sony TA-N80ES Amplifier Refurbishing Project
  232. Output power - high voltage or high current?
  233. Faulty JVC MX-GC5
  234. NAD 1300 - Problem with static
  235. voltage doubler for TPS7A4700
  236. Ultra Low noise voltage regulator IC till 80Volts?
  237. NAD amplifier disabling Power Envelope circuit
  238. STR-DN1000 power-up problem
  239. What solved the problem...
  240. Kenwood Ka-2600
  241. Rotel RA840BX service
  242. Finishing a custom made power amp...
  243. aqvox + primare
  244. NAD 3300 Amplifier repair question
  245. Proton AA1660 switch issue
  246. 2sk1058 for class A what should be the max heat dissipation preferred?
  247. need help with crest 2500 poweramp
  248. (ask) ZCA 2sk1058 mosfet amplifier
  249. Threshold SA-1 keep main fuse blown
  250. Two audio schematics-comment?!

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