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  1. Repair of Onkyo TX-SR506 (One transistor blown)
  2. Wanted! 12AU7-Mosfet hybrid from Musen to Jikken
  3. More than 25watts realy needed ?
  4. Marantz 2385 problem
  5. Correct way for PSU?
  6. Turn on pop Rockfosgate Hafler
  7. How do you solder this 24pin SMD IC+
  8. Computing output impedance (Cordell's book)
  9. How to reset NAD AV 713?
  10. Service manual Nad AV 713?
  11. NAD 2600A Modification Question
  12. Is this preamp circuit OK?
  13. ringing with squarewave
  14. Matching MOSFETs
  15. Bypass Balance Pot
  16. Power Amplifier WITHOUT compensation
  17. Voltage amplifier: V -Ro> 1k (4Vp) and Phone -Ro = 32R
  18. Kenwood KM208
  19. Step Response Simulation for SSPA
  20. Is kit for the Hafler xl280 worth the $?
  21. Help Fixing Technics SU-V4X
  22. Modify amp from voltage to current feedback for low Qts drivers
  23. Crest 8001 Pro, randomly in protect, need help
  24. Harman/Kardon HK870 blowing fuses
  25. Audiolab 8000a volume control repair
  26. A power steering for the output
  27. Cambridge Audio 640A Overheating / Distortion
  28. Ferguson stereo casseiver model # 3926 - year 1979
  29. What to connect to earth ground?
  30. Fixing an NAD 216 making chirpy sounds
  31. Elektor Equa Amplifier
  32. Sony TA343 Crackling
  33. Giesberts HEXFET AMP Problem
  34. Help with a toshiba 2SA1943 & 2SC5200 subwoofer amplifier shorten
  35. CYRUS 2 VERSION 07 REPAIR IN JAPAN
  36. Amplifier with 2 AA battery
  37. Transistors equivalent for amplituner
  38. QSC MRX 2450
  39. im newbee
  40. Amp-Speaker
  41. Re: Balance to Un-Balance Converter
  42. NAD AV 713 right channel bad
  43. difference between rectifier and solid state rectifier
  44. DC-Servo Vs. Speaker protection with relay
  45. PHASE LINEAR 4000 pre amp
  46. Sony TA3200f Issue
  47. MJE15032/33 Genuine or Fake??
  48. Conversion from TO3 to TO220
  49. Need a frequency controlled voltage source!
  50. pioneer sx1010
  51. Nakamichi Amp Model IA-1z Ok to use in US?
  52. Current Sources in audio amplifier
  53. Amp not playing as loud any more
  54. Peavey puzzle?
  55. Crown Macro-Tech Schema & Bias
  56. Parts-bin SS build
  57. Voice Coil as sensor for control.
  58. Yamaha M-65 wont power on
  59. WTD Arcam Alpha 2 knobs
  60. Volume control for 4 x JBL GTO 12v amps
  61. common base amplifier with Jfet IN
  62. P3A DC calculations problems
  63. Hiraga : yet another design
  64. Rockford Fosgate 1500 Problem
  65. Heatsink vs heatsink + fan.
  66. High frequency parasitic oscillations in IRFP240 9240? necessity to avoid them?
  67. Is this amplifier faulty?
  68. how much bias currents possible with lme49830?
  69. Bias current influencing compensation?
  70. NE5534 Bal/Comp Pins?
  71. adcom 5800 bias setting
  72. Guitar ABY advice
  73. NAD 3020 preamp
  74. Servo design for a tangential tonearm
  75. MM preamp coupling cap value
  76. fT vs ic of BJTs
  77. Adcom 585 SE Schematics
  78. Problems with stability in simulation
  79. does a single pair of 5200 1943 total 2 needs matching?
  80. Power Buffer with Jfet IN and CFP OUT
  81. Suggestions for output transistors
  82. PeeCeeBee
  83. Driving capacitive loads
  84. Pioneer A400 - After Plugging Headphones In No Signal On RH Channel
  85. 18V Class A
  86. Alesis RA-100 Repair
  87. dynamic bias
  88. Simple transparent amazing buffer
  89. Forte Model 3 Bias
  90. bias/idle current adjusting
  91. Rd or Rs on MOSFET output
  92. MJL3281A/MJL1302A vs MJL4281A/MJL4302A, which will be better?
  93. High value current source design for thermal stability
  94. Has anyone had any experience with Atlas DCA55
  95. JVC rx309 no output
  96. How to Match SAP series Darlington Transistors
  97. Help Loking to get SAP-15 NO/PO Matched?
  98. Peavey op-amp sub
  99. Want to tap line level off of a reciever. Help me id these pins?
  100. Question about trim pot leads
  101. Amp design pitfalls to avoid, General Thoughts?
  102. About amps power consumption
  103. Tone control using LPF,HPF,BPF
  104. Sherwood RD-6405
  105. Can anybody help me? This amp oscillate at 10MHz?
  106. Help understanding bias spreader
  107. Carver tfm 45 capacitors
  108. How to solder mute pins on 4 pin Jumper Block
  109. SMPS powered JLH 69 - quick and dirty results
  110. opinions about my design of a complete HI-FI system
  111. 95v voltage regulator for lme49830?
  112. YS Sound Balancing Workshop Limited
  113. RGN and RGP after RQ?
  114. What may prevent Output Relays from opening?
  115. rx-v2090
  116. Measuring the voltage rails of an amplifier.
  117. 1988 Yamaha ax 700 intgrated amp
  118. Where do i get hold of MPS8599/MPSA56 in europa?
  119. Denon DRA 345R problem
  120. Pioneer M72 Schematic
  121. does a Vbe multiplier effects the sound quality for IRFP240 9240?
  122. Capacitor ID
  123. Reducing output of pre-amp
  124. Tone control 3 bands
  125. Jamo MPA-201
  126. help troubleshooting Fisher 440T
  127. Regulator with floating ground and speaker protection
  128. Sony STR-D315 Repair/troubleshooting
  129. 60-0-60V ps
  130. jjh amp like jlh1969 mos
  131. Same question, different year
  132. JJH amp LIKE MOS jlh
  133. TIP 120/125, any simple amps ?
  134. Only 2SK60 OCL Amplifier ?
  135. Help understanding (circuit wise) this predriver-driver configuration
  136. Marantz 1030 restoration
  137. Leach Amp troubleshooting
  138. Help with Stax SRA12S Electostatic amp/preamp
  139. Non-Polarized Cap in Bryston Feedback Loop?
  140. Help stabilizing this amplifier...
  141. TRANSCON - 2 X Cascode VAS plus 1 X Transconductance
  142. Help,,,,Dead Rotel ra1412 amp
  143. Supplying multiple power amplifier (op amps)
  144. Yamaha RX-V2600 has PS PRT 107Q
  145. Ic 221-241 ??
  146. Luxman: new DML units issued.
  147. LME49810 from connex burnout..
  148. Singleton Input Stage Amplifier
  149. SONY VFET 2SK60 OCL?
  150. Dynaco 120 Rebuild
  151. Yamaha CA1010 Speaker Relay
  152. NAD 3300 Power Envelope Amplifier
  153. Mark Levinson LNP-2
  154. Pre Amp/Buffer and Amp for a Ukulele with an under saddle Piezo pickup
  155. Dead speaker output on Alpha 10 Amp
  156. HELP! with RX-396 Power Transformer
  157. Help with old Peavey amp
  158. Need Help NAD 304
  159. 10Mhz Oscilloscope for CD Player Laser Calibration
  160. The best 1W amp with 6v5 1A, anyone?
  161. Technics SU V98 bad channel
  162. matching complementary transistors quickly and easily
  163. Needed: Marantz SR-92 service manual
  164. VA topologies for audio amplifiers
  165. Types of current sources for audio amplifier applications
  166. Yamaha RX-V2600 has PS PRT 107Q
  167. diy 48V phantom condenser mic humming loudly
  168. Amp line level outs are floating gnd. Sub ins are common.
  169. TEDDY AMP
  170. Vertical Mosfet Amplifier with high THD distortion levels
  171. bias pot and adjustment for gfa-5400
  172. ultra performance amp
  173. Selecting Line Input Transformer.. Help!
  174. Newbie - Cyrus 1 as pre-amp for Exposure Super 8?
  175. Triple Emitter Follower for IRFP240
  176. how to fix kenwood A58 amp
  177. pspice for 2N5457
  178. 5534 TMCed low power amp
  179. Krell power transistors
  180. Threshold S/550E service info
  181. Transformer's Center Tap Connection
  182. Need help fixing Marshall 8008 power amp blowing output transformers
  183. Quad 44/405
  184. Output inductor in power amps - pro and con
  185. Help needed biassing electrocompaniet eci-4
  186. how much Quiescent current is safe for IRFP240?
  187. Has this been tried?
  188. Heathkit AA-1515 schematic needed
  189. From a design standpoint, which amp would you pick?
  190. Luxman LV-105 non working. Best/worst it might be?
  191. High AC Voltage Between Grounds
  192. NAD 3020 Tone Bypass
  193. Wattage claims from L7 eBay amplifier
  194. Harman Kardon Citation 12 input amplifier
  195. Pioneer A400 amp servicing in UK
  196. electrocompaniet eci-4 help needed
  197. Rotel RC 995
  198. Power Transformer
  199. linn classik stuck in standby
  200. long distance high freq attenuation solution?
  201. what is the role of R4 and D1 in the schematic
  202. Choosing variable biasing resistor?
  203. Amp Buzz
  204. Is 4.2W too much for this heatsink?
  205. Audio Power Amplifier Design book- Douglas Self wants your opinions
  206. What kind of switches are these?
  207. From beginner to builder?
  208. Ultimate ultra hifidelity opamp?
  209. diving into the deep end
  210. Question about Soundcraftsmen pm1600
  211. SIMPLE AMP
  212. Technics SU8044
  213. Sparks flying in Parasound
  214. ac-dc 1.2kw smps
  215. Onkyo power amp board
  216. TGM6 - modified Pioneer HT amplifier
  217. yahama m60
  218. Help me fix this "buzz"?
  219. sony N80ES blown tranistor
  220. 1st post, issue with a Adcom GFA-555, 60 cycle hum
  221. How to scale up this SE class A ?
  222. Jim's Audio Goldmund Telos 390 clone
  223. F5 for 200W, 4ohm speakers & home cinema setup help...
  224. preamplifier usher p 307a
  225. Carver M1.5t Right channel dead
  226. Cambridge A500 no power (fuses OK)
  227. DIY Amps for New Home System - Music & Movies
  228. Capacitor Coupled Amp?
  229. new CFP Output configurations
  230. The best LM317 ....
  231. Rotel Rotary switch
  232. Need Arcam A80 schematic
  233. Pioneer VSX-7300
  234. Low noise resistors, cheap, 1/4 watt 1/8 watt
  235. Marantz 1060 amp dead channel
  236. DIY Project...
  237. Buzzing sound from NAD 3155
  238. f5 based high power class ab amplifier
  239. preamplifier usher p 307a
  240. apex audio 800
  241. Technics RS M11 Schematic
  242. Quiet amplifier
  243. MAYAMP - full CFP stages
  244. Ground loop/120hz noise in my preamp
  245. Project on Pulse Generator Help !!!
  246. Advice with tuning up old school car Sony Amplifier signal path.
  247. Famous 50w amplifier, with more MJ2955 2N3055
  248. Single Ended Solid state preamp
  249. Single Ended Solid state preamp
  250. Help Identifying Diode?

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