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  1. Amplifier For High Impedance Speaker
  2. Creek 4140 S2 schematic wanted
  3. Zobel network
  4. Diodes in Wires
  5. Amplifier Filters
  6. Good cap on regulator output !
  7. No Transformer in Supply = Madness?
  8. Bruno Putzey interview
  9. Pioneer a204R repair
  10. Rotel RA06
  11. Looking for Schematic for Technics SE-C01
  12. Help to fix Musical Fidelity A200
  13. Thoughts on this Amp ?
  14. Mature amp protection and question to Bonsai
  15. Different impedance speakers simultaneously?
  16. Parallel input transistors
  17. Honey Badger pcb's?
  18. What part of the pcb creation process causes these imperfections? (broken traces)
  19. who builds high pass filters these days?
  20. Bias Setting on ESP P101
  21. Diatone, Sansui, Victor, Technics, Lo-D, Exclusive/Pioneer and Luxman
  22. >> Looking for an amplifier for my DIATONE speaker <<
  23. Sony STR-DA1200es, lost its mojo....
  24. Bryston 2B LP recap advice
  25. thermalpaste choice
  26. Matched transistor pairs
  27. Bypass preamp notch filter
  28. Nad C325BEE
  29. CARVER AV-705x 5 Channel THX Amp RCA Input Jacks
  30. Balanced Schematics - GNFB Question
  31. How to calculate safe impedance level
  32. Help with part number please
  33. Denon AVR-3200
  34. Easy DIY Class-H using Class-AB&D in BTL
  35. 2sk1058 or Exicon lateral mosfets?
  36. not sure what this is
  37. Improvement in VAS
  38. DIY includes repair? NAD 3240PE advice needed...
  39. What amp could I build with 600VA 2x61V AC transformers?
  40. Tangent Amp50 - need help with power supply
  41. RC4558 I-mA max? non inverting
  42. 2SA1302 / 2SC3281 replacement
  43. ground bridge
  44. Some people loves a challenge ....
  45. how much bias you use for 2sc5200 1943 pair for class AB?
  46. Pros and Cons of MOSFET VAS
  47. Major RS 8020 schematic
  48. Unable to find upc1237 any sources please?
  49. Tapco J800
  50. Forte Model 1 hum
  51. Multichannel amplifier internal ground loop
  52. Improving LME49810 Amplifier by Using Cascode VAS
  53. Luxman M-120a intermittent problem
  54. Sony Str-db940
  55. DC coupled line preamp kit
  56. Classe DR-9 Big Bang Theory
  57. Replacing a PNP with a NPN in a output pair
  58. Onkyo M-504 no servo light
  59. Low noise regulators for 2014?
  60. How to convert 2sa &2sc transistors to current transistors??
  61. Strange transformer test results
  62. Audionics CC-2 with a buzz
  63. A Low Distortion Amplifier Based on a "Tandem" Correction Scheme Powered by a Modifie
  64. Low Noise opamps for 2014?
  65. VAS current limit for Blameless Amp
  66. 12V fan replace 24V?
  67. unstable DC offset
  68. 100W Class B amplifier project
  69. NAD 3240PE schematic - READABLE!
  70. Clipping indicator problems
  71. GFA 535 Input Sens & Preamp Output Voltage
  72. To reask a question that's been asked a million times, any harm in leaving your class
  73. !!!problem in increasing voltage capacity in power amplifier
  74. Challenge Mark 1B Receiver-Pioneer Clone??
  75. Sony STR-DB940 no sound
  76. aragon 4004 Mk 2 restoration
  77. MX50 amplifier compensation tuning
  78. Crundh bmx1000
  79. Sony TA-FB940R problem
  80. Power transistors in Luxman L-430
  81. Need help diagnosing amplifier fault (oscilloscope examples inside)
  82. Luxman C-120a Volume Pot extra terminals?
  83. Technics SA-EX 300
  84. Crown XLS 602 ( D series )
  85. Do amps without gnfb ring into capacitive loads
  86. ZCA amplifier DC Servo any possibilities?
  87. Rotel RA04 SE,Service Manual/Schematic
  88. NAD C370 Diagnosis / Repair Help
  89. IRF610 SRPP (THD=.35%@1W)
  90. Hiraga 30W.
  91. Simple op-amp question
  92. Laney AH200
  93. Fisher 220T needs help...
  94. B&K ST-202+ hum
  95. Ferrograph F307
  96. Bias and ultimate phase
  97. GainWire-CLASS-A-poweramp NGFB
  98. What about this amplifier?
  99. Yamaha M-4 popping noise and level fluctuations
  100. About preamp out - amp in matching.
  101. conterpoint NPS-100E help
  102. carver ca400
  103. Pioneer SX838 has hot components on power supply board
  104. BG7 v4.2 - my own blame
  105. Spirit Folio F1 14:2 No XLR Output?
  106. NAD power ratings?
  107. Who has the strange/earliest version of Mcintosh MC250 schematic?
  108. AB class amplifier in LTspice
  109. Blown capacitor, symptom or cause?
  110. Sansui noisey controls
  111. I need a mono preamp
  112. Hiraga amplifier Mosfet insulation
  113. IRF511 Simple SRPP mosfet amplifier circuit
  114. Hybrid single-ended digital input.
  115. Possible DC on output of my pre-amp?
  116. Bias pots keep rising?
  117. A.S.P. - Autonomous Speaker Protection system
  118. audio analogue maestro cd mk1
  119. Need help with Denon AVR 1909
  120. Loudspeaker-Amplifier Interaction
  121. Need help with a Rotel RA-970BX
  122. Strange slight hum + noise issue
  123. SS Class A Input/Output AC-coupling caps: How big = too big?
  124. Audiosector LM3875 Amplifier Help! / Questions
  125. Cree CMF10120D
  126. Calculating current draw of SS Class A amp
  127. B&K amplifier ST140
  128. Voltage Regulator 'CV/ABV'
  129. RJM Audio R40 (make fun of my amp)
  130. monacor sta-500 schematic
  131. Schematic Monacor sta-500
  132. Electrocompaniet power amp repair
  133. Searching fro Proton 1100 Preamp
  134. Very simple quasi complimentary MOSFET amplifier
  135. subwoofer amplifier with 2sa1943&2sc5200
  136. Rotel RA-04: There is still sound even volume control is turned to zero.
  137. Simple class b amplifier problem
  138. Home theater subwoofer input board question
  139. Luxman LV-105u MOSFET upgrade success
  140. UA Solo-110 Regulator Problem
  141. Little dual mono... Any ideas?
  142. COUNTERPOINT NPS-100 BIAS
  143. Advice for new DIY Ampli
  144. modifying a Sanyo JCX-2600K
  145. Re-Capping Luxman M-120a Power Amp Advice sought
  146. Mark Levinson 23.5 bias procedure
  147. Recommend me a project.
  148. Opamp based power amp
  149. 25wpc mosfet mapl-in kit wipes floor with 2 x cambridge A60 biamp
  150. solid state plate amp KIT
  151. Just an observation about voltage swing in actively crossed-over tweeters.
  152. dirkwright line stage preamp
  153. Sought expert advice on my amplifier circuit
  154. Smokin' Marantz SR1000
  155. conterpoint NPS-100
  156. Dx Amplifiers, all models will be shown here
  157. A more efficient class A output stage
  158. Musical Fidelity A1 Channel Imbalance
  159. Headphone amp - POP sound will powering ON and OFF
  160. Multi pack smd/tht input transistos
  161. The many versions of the NE5532 and it is confusing!
  162. Quad 34 on/off switch. Desperate.
  163. Are Proton AA1660 amplifier still available?
  164. Recap with Reason: Sony TA-N80ES Amplifier Refurbishing Project
  165. Output power - high voltage or high current?
  166. Faulty JVC MX-GC5
  167. NAD 1300 - Problem with static
  168. voltage doubler for TPS7A4700
  169. Ultra Low noise voltage regulator IC till 80Volts?
  170. NAD amplifier disabling Power Envelope circuit
  171. STR-DN1000 power-up problem
  172. What solved the problem...
  173. Kenwood Ka-2600
  174. Rotel RA840BX service
  175. Finishing a custom made power amp...
  176. aqvox + primare
  177. NAD 3300 Amplifier repair question
  178. Proton AA1660 switch issue
  179. 2sk1058 for class A what should be the max heat dissipation preferred?
  180. need help with crest 2500 poweramp
  181. (ask) ZCA 2sk1058 mosfet amplifier
  182. Threshold SA-1 keep main fuse blown
  183. Two audio schematics-comment?!
  184. SuperA Class AMP "Nataly EA2012"
  185. V.2012 PRO. Composite Audio amplifier
  186. 900W Class H Power Amplifier
  187. PCB for audio ammplifier with mj15003/mj15004
  188. Creek 4240 Volume / channel issue
  189. output inductor placement idea, does it work
  190. Help with ocillating amplifier !!
  191. What headphone amp to build?
  192. The David N.J.White 100W MOSFET amplifier
  193. "Dumb" Krell Class A Question
  194. Quad 306, an underrated masterpiece?
  195. Yamaha PC-2002M
  196. Marantz 1090 shorted output stage
  197. Audiophiler Capacitor Red compared to any Mundorf Supreme as coupling cap?
  198. curious observation re: Hafler TA-1100
  199. LME49810 minimum safe working voltage not according to the datasheet
  200. Experience with Savoy G3
  201. Rotel RA-840BX3 repair?
  202. Help hooking up transformer
  203. Hafler dh200 2sk134 mosfet transistor
  204. pioneer sx1010 zener diode voltage
  205. Adcom GFA 5400 questions
  206. Measuring Power Amp Output Impedance
  207. Skytec PA-200, smoke and volume not working
  208. NAD 7155 Preamp help needed
  209. cyrus 8v2 with buzz after 2 hours
  210. Wilson-Cfp by Stee
  211. Problem with DC offset and stability
  212. Sansui AU-517 Capacitor Recommendation
  213. Acurus RL11
  214. Kenwood KR-V55r DC present on both channels. A lot.
  215. Pioneer sx 1010 power problem
  216. Onkyo M-504 Upgrade to LED lights? Help!
  217. Subwoofer amp - too much bass!
  218. Help to fix C-Audio GB402 Amplifier
  219. NAD C320 fixed (another protection circuit problem)
  220. If replacing differential input pair; also replace current source transistor?
  221. One single output pair per channel is a good thing ?
  222. Quad 99 system transformer hum
  223. calculating the resistor & capacitor values in class a amplifier
  224. Lots of noise when input is unconnected
  225. Mosfet source follower output impedence
  226. Harman/Kardon 430 - Need help with strange powerup noise
  227. Transistor heatsink question
  228. lme49810 DC servo circuit.
  229. 300w power amp
  230. What can cause noise in this design?
  231. SYBELIUS 3 plus - ultimate high design
  232. Help repairing Sub AMP
  233. Sansui Diamond Differential PA Simulation and possible build
  234. Krell KV300i input selector board removal
  235. Replacment transistor for hitachi 2sc2b1 ? Its in a Sansui AU 555 A
  236. Yamaha M45 low pwr issue pretty interesting.
  237. Brocken amp..noise like thunder
  238. Rails Decoupled SE Amplifier
  239. DVD/CD output and power amp input specification.
  240. Bose 550 Receiver Has DC on outputs
  241. AEQ model 250 schematic
  242. Transformer coupling instead of cap?
  243. Krell 200S
  244. HH Electronic VX-150 MosFet
  245. Power supply for power amp.
  246. Making a VCO. Design help needed.
  247. DoZ in a Hafler 220? Or. . .?
  248. Burmester 933 mk2 Clone from Jims Audio
  249. Harman-Kardon hk6200 repair
  250. Needed - Service Manual For Luxman L-110

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