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  1. +/-40VDC from 32-0-32VAC schemetic
  2. Long term current limiting on load
  3. Output stage statistics
  4. Bridging without a switch... let's get DANGEROUS
  5. Pioneer PA1002(A) module
  6. In circuit testing?
  7. iPod/iPhone
  8. NAD 7000
  9. NAD 7225 Output problems
  10. Shindengeng SBD
  11. High power 1:1 isolation output transformer
  12. What about Model for Germanium Transistors
  13. NAD 7225 mods
  14. help a newbie please, marantz pm-40se
  15. Pioneer sx 1010 output transistors
  16. 2x40W JLH amp suddenly changes bias current
  17. Christmas tree bulbs for my Carver dial lights
  18. Harman Kardon Citation 19 (nineteen) needing some advice
  19. Yamaha amplifier crackling.
  20. Heathkit AR-14 lives!!! Well, sorta...
  21. Post your interest in a new 25-50W autoformer amp
  22. Adcom GFA555 problem
  23. Another ebay amp - FET
  24. zener diode selection - curious
  25. HEATHKIT AA32
  26. pro level mixer to consumer level reciever?
  27. output stage thermal stabilisation
  28. Help me identify this connection (Onkyo TX 3007)
  29. Harman Kardon AVR 430 shuts down
  30. Pioneer A400 variable balance issues
  31. QUAD 303
  32. All NMOS output amp
  33. Ampeg B2R with hf oscillation
  34. Adcom 555 and fumble finger me
  35. what is the output stage class for Dynacord L2400
  36. Zero Phase Power Amp
  37. Denon 3313 problems
  38. Quad 405 clone
  39. Hafler dh200 shorted q12
  40. Hitachi HA-250 Amp no output
  41. Marantz 4070 quadradial 4 Service manual.
  42. NAIM NAP 110 amp, high DC offset and mute channel
  43. whats so unique about Holmgren toroidal transformers with internal magnetic shielding
  44. 2SC3281/2SA1302 what amp?
  45. Maplin Mosfet Amplifier Ga28f construction thread
  46. marantz 1060 amp
  47. Trouble with a Heathkit AR-14
  48. Undersized caps, something to worry about?
  49. ATI 1805 or 1807
  50. input stage why did they do this
  51. SS amps with low heatsink requirements?
  52. Rebuild of power amplifiers
  53. looking for mel audio NEFESH II Amplifier Scheme
  54. Pick your brains
  55. Schematics of PS Audio PSIII and LCC
  56. More watts?
  57. Damping Factor of amps
  58. integrated amp kit
  59. Best choice: MPSA06/MPSA56; 8099/8599; 2SA1403/2SC3597?
  60. Adding capacitance on a luxman amp
  61. what are the diodes to be used in this class H amp circuit
  62. Suggestions for single & dual DIP-8 jfet input opamps?
  63. Daisy chain components ?
  64. Maplin 100w mosfet amplifier built from 1980 kit
  65. spectro acustics 500sr recap questions
  66. Reseating Old Transistors In Old Amplifiers?
  67. 1ss81 glass switching diode cross?
  68. Subwoofer preamp -PSU noise reduction?
  69. SS driver circuit / Enhanced OP-Amp
  70. Technics sux320 amp low tinny bass
  71. Dayton Audio SA1000-no output
  72. Two new output stages. Have you seen before?
  73. Need help on LTSpice & circuit problem
  74. Greierasul
  75. Biasing Quattro DG250
  76. Amplifier For High Impedance Speaker
  77. Creek 4140 S2 schematic wanted
  78. Zobel network
  79. Diodes in Wires
  80. Amplifier Filters
  81. Good cap on regulator output !
  82. No Transformer in Supply = Madness?
  83. Bruno Putzey interview
  84. Pioneer a204R repair
  85. Rotel RA06
  86. Looking for Schematic for Technics SE-C01
  87. Help to fix Musical Fidelity A200
  88. Thoughts on this Amp ?
  89. Mature amp protection and question to Bonsai
  90. Different impedance speakers simultaneously?
  91. Parallel input transistors
  92. Honey Badger pcb's?
  93. What part of the pcb creation process causes these imperfections? (broken traces)
  94. who builds high pass filters these days?
  95. Bias Setting on ESP P101
  96. Diatone, Sansui, Victor, Technics, Lo-D, Exclusive/Pioneer and Luxman
  97. >> Looking for an amplifier for my DIATONE speaker <<
  98. Sony STR-DA1200es, lost its mojo....
  99. Bryston 2B LP recap advice
  100. thermalpaste choice
  101. Matched transistor pairs
  102. Bypass preamp notch filter
  103. Nad C325BEE
  104. CARVER AV-705x 5 Channel THX Amp RCA Input Jacks
  105. Balanced Schematics - GNFB Question
  106. How to calculate safe impedance level
  107. Help with part number please
  108. Denon AVR-3200
  109. Easy DIY Class-H using Class-AB&D in BTL
  110. 2sk1058 or Exicon lateral mosfets?
  111. not sure what this is
  112. Improvement in VAS
  113. DIY includes repair? NAD 3240PE advice needed...
  114. What amp could I build with 600VA 2x61V AC transformers?
  115. Tangent Amp50 - need help with power supply
  116. RC4558 I-mA max? non inverting
  117. 2SA1302 / 2SC3281 replacement
  118. ground bridge
  119. Some people loves a challenge ....
  120. how much bias you use for 2sc5200 1943 pair for class AB?
  121. Pros and Cons of MOSFET VAS
  122. Major RS 8020 schematic
  123. Unable to find upc1237 any sources please?
  124. Tapco J800
  125. Forte Model 1 hum
  126. Multichannel amplifier internal ground loop
  127. Improving LME49810 Amplifier by Using Cascode VAS
  128. Luxman M-120a intermittent problem
  129. Sony Str-db940
  130. DC coupled line preamp kit
  131. Classe DR-9 Big Bang Theory
  132. Replacing a PNP with a NPN in a output pair
  133. Onkyo M-504 no servo light
  134. Low noise regulators for 2014?
  135. How to convert 2sa &2sc transistors to current transistors??
  136. Strange transformer test results
  137. Audionics CC-2 with a buzz
  138. A Low Distortion Amplifier Based on a "Tandem" Correction Scheme Powered by a Modifie
  139. Low Noise opamps for 2014?
  140. VAS current limit for Blameless Amp
  141. 12V fan replace 24V?
  142. unstable DC offset
  143. 100W Class B amplifier project
  144. NAD 3240PE schematic - READABLE!
  145. Clipping indicator problems
  146. GFA 535 Input Sens & Preamp Output Voltage
  147. To reask a question that's been asked a million times, any harm in leaving your class
  148. !!!problem in increasing voltage capacity in power amplifier
  149. Challenge Mark 1B Receiver-Pioneer Clone??
  150. Sony STR-DB940 no sound
  151. aragon 4004 Mk 2 restoration
  152. MX50 amplifier compensation tuning
  153. Crundh bmx1000
  154. Sony TA-FB940R problem
  155. Power transistors in Luxman L-430
  156. Need help diagnosing amplifier fault (oscilloscope examples inside)
  157. Luxman C-120a Volume Pot extra terminals?
  158. Technics SA-EX 300
  159. Crown XLS 602 ( D series )
  160. Do amps without gnfb ring into capacitive loads
  161. ZCA amplifier DC Servo any possibilities?
  162. Rotel RA04 SE,Service Manual/Schematic
  163. NAD C370 Diagnosis / Repair Help
  164. IRF610 SRPP (THD=.35%@1W)
  165. Hiraga 30W.
  166. Simple op-amp question
  167. Laney AH200
  168. Fisher 220T needs help...
  169. B&K ST-202+ hum
  170. Ferrograph F307
  171. Bias and ultimate phase
  172. GainWire-CLASS-A-poweramp NGFB
  173. What about this amplifier?
  174. Yamaha M-4 popping noise and level fluctuations
  175. About preamp out - amp in matching.
  176. conterpoint NPS-100E help
  177. carver ca400
  178. Pioneer SX838 has hot components on power supply board
  179. BG7 v4.2 - my own blame
  180. Spirit Folio F1 14:2 No XLR Output?
  181. NAD power ratings?
  182. Who has the strange/earliest version of Mcintosh MC250 schematic?
  183. AB class amplifier in LTspice
  184. Blown capacitor, symptom or cause?
  185. Sansui noisey controls
  186. I need a mono preamp
  187. Hiraga amplifier Mosfet insulation
  188. IRF511 Simple SRPP mosfet amplifier circuit
  189. Hybrid single-ended digital input.
  190. Possible DC on output of my pre-amp?
  191. Bias pots keep rising?
  192. A.S.P. - Autonomous Speaker Protection system
  193. audio analogue maestro cd mk1
  194. Need help with Denon AVR 1909
  195. Loudspeaker-Amplifier Interaction
  196. Need help with a Rotel RA-970BX
  197. Strange slight hum + noise issue
  198. SS Class A Input/Output AC-coupling caps: How big = too big?
  199. Audiosector LM3875 Amplifier Help! / Questions
  200. Cree CMF10120D
  201. Calculating current draw of SS Class A amp
  202. B&K amplifier ST140
  203. Voltage Regulator 'CV/ABV'
  204. RJM Audio R40 (make fun of my amp)
  205. monacor sta-500 schematic
  206. Schematic Monacor sta-500
  207. Electrocompaniet power amp repair
  208. Searching fro Proton 1100 Preamp
  209. Very simple quasi complimentary MOSFET amplifier
  210. subwoofer amplifier with 2sa1943&2sc5200
  211. Rotel RA-04: There is still sound even volume control is turned to zero.
  212. Simple class b amplifier problem
  213. Home theater subwoofer input board question
  214. Luxman LV-105u MOSFET upgrade success
  215. UA Solo-110 Regulator Problem
  216. Little dual mono... Any ideas?
  217. COUNTERPOINT NPS-100 BIAS
  218. Advice for new DIY Ampli
  219. modifying a Sanyo JCX-2600K
  220. Re-Capping Luxman M-120a Power Amp Advice sought
  221. Mark Levinson 23.5 bias procedure
  222. Recommend me a project.
  223. Opamp based power amp
  224. 25wpc mosfet mapl-in kit wipes floor with 2 x cambridge A60 biamp
  225. solid state plate amp KIT
  226. Just an observation about voltage swing in actively crossed-over tweeters.
  227. dirkwright line stage preamp
  228. Sought expert advice on my amplifier circuit
  229. Smokin' Marantz SR1000
  230. conterpoint NPS-100
  231. Dx Amplifiers, all models will be shown here
  232. A more efficient class A output stage
  233. Musical Fidelity A1 Channel Imbalance
  234. Headphone amp - POP sound will powering ON and OFF
  235. Multi pack smd/tht input transistos
  236. The many versions of the NE5532 and it is confusing!
  237. Quad 34 on/off switch. Desperate.
  238. Are Proton AA1660 amplifier still available?
  239. Recap with Reason: Sony TA-N80ES Amplifier Refurbishing Project
  240. Output power - high voltage or high current?
  241. Faulty JVC MX-GC5
  242. NAD 1300 - Problem with static
  243. voltage doubler for TPS7A4700
  244. Ultra Low noise voltage regulator IC till 80Volts?
  245. NAD amplifier disabling Power Envelope circuit
  246. STR-DN1000 power-up problem
  247. What solved the problem...
  248. Kenwood Ka-2600
  249. Rotel RA840BX service
  250. Finishing a custom made power amp...

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