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  1. Strange crackle in my Rega Mira
  2. Naim Nait 2. Gone very quiet.
  3. Rotel AV amp for 2-channel?
  4. Adding gain to INA134 ?
  5. how to test a vi limiter
  6. Mark Levinson 26 questions
  7. Multisim transistor models needed.
  8. Latest project 500 watt class AB in a PC case.
  9. fuse // cap for basic passive speaker protection ?
  10. Lateral Mosfet Amplifier Design
  11. Min DIN
  12. 25W Mosfet Amp troubleshooting
  13. Hill DX 3000 low power
  14. Leach SuperAmp with 2/4 extra pair of output devices?
  15. Albarry m408 upgrade questions...
  16. Is NJM4580D an upgraded NJM4560D ?
  17. Current mirror load in a LTP
  18. Need suggestion
  19. Assembled DIY Phono Amp OPA2134PA on Ebay
  20. PHASE LINEAR 4000 PRE
  21. NAD 916 DC offset correction ?
  22. BD139 Odd problem- NAD 3140
  23. Power Decoupling & Hum Noise
  24. Respectable THD levels for double EF Amp
  25. Kenwood ka-801 Help how to remove current limiter SOA
  26. Fender BXR 60 bass amp buzz (preamp section)
  27. 140V/us
  28. ANYONE WITH CYRUS 2 VERSION 7?
  29. Trouble with Denon Avr 5805
  30. someone can help me to analyze this circuit?
  31. Philips FR675 repair: replace 2SC2240 with ZTX458
  32. Why is my amp oscillating ?
  33. Crimson Elektrik PCB's
  34. Carver M1.5 Crackle Noise
  35. End resistors Cyrus 8v2 mod
  36. Would an 12v to 240v inverter run an amp?
  37. Is there any place need to improve in this power amplifier
  38. My dream amplifier, wished I knew how to make it.
  39. Repair of Onkyo TX-SR506 (One transistor blown)
  40. Wanted! 12AU7-Mosfet hybrid from Musen to Jikken
  41. More than 25watts realy needed ?
  42. Marantz 2385 problem
  43. Correct way for PSU?
  44. Turn on pop Rockfosgate Hafler
  45. How do you solder this 24pin SMD IC+
  46. Computing output impedance (Cordell's book)
  47. How to reset NAD AV 713?
  48. Service manual Nad AV 713?
  49. NAD 2600A Modification Question
  50. Is this preamp circuit OK?
  51. ringing with squarewave
  52. Matching MOSFETs
  53. Bypass Balance Pot
  54. Power Amplifier WITHOUT compensation
  55. Voltage amplifier: V -Ro> 1k (4Vp) and Phone -Ro = 32R
  56. Kenwood KM208
  57. Step Response Simulation for SSPA
  58. Is kit for the Hafler xl280 worth the $?
  59. Help Fixing Technics SU-V4X
  60. Modify amp from voltage to current feedback for low Qts drivers
  61. Crest 8001 Pro, randomly in protect, need help
  62. Harman/Kardon HK870 blowing fuses
  63. Audiolab 8000a volume control repair
  64. A power steering for the output
  65. Cambridge Audio 640A Overheating / Distortion
  66. Ferguson stereo casseiver model # 3926 - year 1979
  67. What to connect to earth ground?
  68. Fixing an NAD 216 making chirpy sounds
  69. Elektor Equa Amplifier
  70. Sony TA343 Crackling
  71. Giesberts HEXFET AMP Problem
  72. Help with a toshiba 2SA1943 & 2SC5200 subwoofer amplifier shorten
  73. CYRUS 2 VERSION 07 REPAIR IN JAPAN
  74. Amplifier with 2 AA battery
  75. Transistors equivalent for amplituner
  76. QSC MRX 2450
  77. im newbee
  78. Amp-Speaker
  79. Re: Balance to Un-Balance Converter
  80. NAD AV 713 right channel bad
  81. difference between rectifier and solid state rectifier
  82. DC-Servo Vs. Speaker protection with relay
  83. PHASE LINEAR 4000 pre amp
  84. Sony TA3200f Issue
  85. MJE15032/33 Genuine or Fake??
  86. Conversion from TO3 to TO220
  87. Need a frequency controlled voltage source!
  88. pioneer sx1010
  89. Nakamichi Amp Model IA-1z Ok to use in US?
  90. Current Sources in audio amplifier
  91. Amp not playing as loud any more
  92. Peavey puzzle?
  93. Crown Macro-Tech Schema & Bias
  94. Parts-bin SS build
  95. Voice Coil as sensor for control.
  96. Yamaha M-65 wont power on
  97. WTD Arcam Alpha 2 knobs
  98. Volume control for 4 x JBL GTO 12v amps
  99. common base amplifier with Jfet IN
  100. P3A DC calculations problems
  101. Hiraga : yet another design
  102. Rockford Fosgate 1500 Problem
  103. Heatsink vs heatsink + fan.
  104. High frequency parasitic oscillations in IRFP240 9240? necessity to avoid them?
  105. Is this amplifier faulty?
  106. how much bias currents possible with lme49830?
  107. Bias current influencing compensation?
  108. NE5534 Bal/Comp Pins?
  109. adcom 5800 bias setting
  110. Guitar ABY advice
  111. NAD 3020 preamp
  112. Servo design for a tangential tonearm
  113. MM preamp coupling cap value
  114. fT vs ic of BJTs
  115. Adcom 585 SE Schematics
  116. Problems with stability in simulation
  117. does a single pair of 5200 1943 total 2 needs matching?
  118. Power Buffer with Jfet IN and CFP OUT
  119. Suggestions for output transistors
  120. PeeCeeBee
  121. Driving capacitive loads
  122. Pioneer A400 - After Plugging Headphones In No Signal On RH Channel
  123. 18V Class A
  124. Alesis RA-100 Repair
  125. dynamic bias
  126. Simple transparent amazing buffer
  127. Forte Model 3 Bias
  128. bias/idle current adjusting
  129. Rd or Rs on MOSFET output
  130. MJL3281A/MJL1302A vs MJL4281A/MJL4302A, which will be better?
  131. High value current source design for thermal stability
  132. Has anyone had any experience with Atlas DCA55
  133. JVC rx309 no output
  134. How to Match SAP series Darlington Transistors
  135. Help Loking to get SAP-15 NO/PO Matched?
  136. Peavey op-amp sub
  137. Want to tap line level off of a reciever. Help me id these pins?
  138. Question about trim pot leads
  139. Amp design pitfalls to avoid, General Thoughts?
  140. About amps power consumption
  141. Tone control using LPF,HPF,BPF
  142. Sherwood RD-6405
  143. Can anybody help me? This amp oscillate at 10MHz?
  144. Help understanding bias spreader
  145. Carver tfm 45 capacitors
  146. How to solder mute pins on 4 pin Jumper Block
  147. SMPS powered JLH 69 - quick and dirty results
  148. opinions about my design of a complete HI-FI system
  149. 95v voltage regulator for lme49830?
  150. YS Sound Balancing Workshop Limited
  151. RGN and RGP after RQ?
  152. What may prevent Output Relays from opening?
  153. rx-v2090
  154. Measuring the voltage rails of an amplifier.
  155. 1988 Yamaha ax 700 intgrated amp
  156. Where do i get hold of MPS8599/MPSA56 in europa?
  157. Denon DRA 345R problem
  158. Pioneer M72 Schematic
  159. does a Vbe multiplier effects the sound quality for IRFP240 9240?
  160. Capacitor ID
  161. Reducing output of pre-amp
  162. Tone control 3 bands
  163. Jamo MPA-201
  164. help troubleshooting Fisher 440T
  165. Regulator with floating ground and speaker protection
  166. Sony STR-D315 Repair/troubleshooting
  167. 60-0-60V ps
  168. jjh amp like jlh1969 mos
  169. Same question, different year
  170. JJH amp LIKE MOS jlh
  171. TIP 120/125, any simple amps ?
  172. Only 2SK60 OCL Amplifier ?
  173. Help understanding (circuit wise) this predriver-driver configuration
  174. Marantz 1030 restoration
  175. Leach Amp troubleshooting
  176. Help with Stax SRA12S Electostatic amp/preamp
  177. Non-Polarized Cap in Bryston Feedback Loop?
  178. Help stabilizing this amplifier...
  179. TRANSCON - 2 X Cascode VAS plus 1 X Transconductance
  180. Help,,,,Dead Rotel ra1412 amp
  181. Supplying multiple power amplifier (op amps)
  182. Yamaha RX-V2600 has PS PRT 107Q
  183. Ic 221-241 ??
  184. Luxman: new DML units issued.
  185. LME49810 from connex burnout..
  186. Singleton Input Stage Amplifier
  187. SONY VFET 2SK60 OCL?
  188. Dynaco 120 Rebuild
  189. Yamaha CA1010 Speaker Relay
  190. NAD 3300 Power Envelope Amplifier
  191. Mark Levinson LNP-2
  192. Pre Amp/Buffer and Amp for a Ukulele with an under saddle Piezo pickup
  193. Dead speaker output on Alpha 10 Amp
  194. HELP! with RX-396 Power Transformer
  195. Help with old Peavey amp
  196. Need Help NAD 304
  197. 10Mhz Oscilloscope for CD Player Laser Calibration
  198. The best 1W amp with 6v5 1A, anyone?
  199. Technics SU V98 bad channel
  200. matching complementary transistors quickly and easily
  201. Needed: Marantz SR-92 service manual
  202. VA topologies for audio amplifiers
  203. Types of current sources for audio amplifier applications
  204. Yamaha RX-V2600 has PS PRT 107Q
  205. diy 48V phantom condenser mic humming loudly
  206. Amp line level outs are floating gnd. Sub ins are common.
  207. TEDDY AMP
  208. Vertical Mosfet Amplifier with high THD distortion levels
  209. bias pot and adjustment for gfa-5400
  210. ultra performance amp
  211. Selecting Line Input Transformer.. Help!
  212. Newbie - Cyrus 1 as pre-amp for Exposure Super 8?
  213. Triple Emitter Follower for IRFP240
  214. how to fix kenwood A58 amp
  215. pspice for 2N5457
  216. 5534 TMCed low power amp
  217. Krell power transistors
  218. Threshold S/550E service info
  219. Transformer's Center Tap Connection
  220. Need help fixing Marshall 8008 power amp blowing output transformers
  221. Quad 44/405
  222. Output inductor in power amps - pro and con
  223. Help needed biassing electrocompaniet eci-4
  224. how much Quiescent current is safe for IRFP240?
  225. Has this been tried?
  226. Heathkit AA-1515 schematic needed
  227. From a design standpoint, which amp would you pick?
  228. Luxman LV-105 non working. Best/worst it might be?
  229. High AC Voltage Between Grounds
  230. NAD 3020 Tone Bypass
  231. Wattage claims from L7 eBay amplifier
  232. Harman Kardon Citation 12 input amplifier
  233. Pioneer A400 amp servicing in UK
  234. electrocompaniet eci-4 help needed
  235. Rotel RC 995
  236. Power Transformer
  237. linn classik stuck in standby
  238. long distance high freq attenuation solution?
  239. what is the role of R4 and D1 in the schematic
  240. Choosing variable biasing resistor?
  241. Amp Buzz
  242. Is 4.2W too much for this heatsink?
  243. Audio Power Amplifier Design book- Douglas Self wants your opinions
  244. What kind of switches are these?
  245. From beginner to builder?
  246. Ultimate ultra hifidelity opamp?
  247. diving into the deep end
  248. Question about Soundcraftsmen pm1600
  249. SIMPLE AMP
  250. Technics SU8044

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