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  1. DC-Servo Vs. Speaker protection with relay
  2. PHASE LINEAR 4000 pre amp
  3. Sony TA3200f Issue
  4. MJE15032/33 Genuine or Fake??
  5. Conversion from TO3 to TO220
  6. Need a frequency controlled voltage source!
  7. pioneer sx1010
  8. Nakamichi Amp Model IA-1z Ok to use in US?
  9. Current Sources in audio amplifier
  10. Amp not playing as loud any more
  11. Crown Macro-Tech Schema & Bias
  12. Parts-bin SS build
  13. Voice Coil as sensor for control.
  14. Yamaha M-65 wont power on
  15. WTD Arcam Alpha 2 knobs
  16. Volume control for 4 x JBL GTO 12v amps
  17. common base amplifier with Jfet IN
  18. P3A DC calculations problems
  19. Hiraga : yet another design
  20. Rockford Fosgate 1500 Problem
  21. Heatsink vs heatsink + fan.
  22. High frequency parasitic oscillations in IRFP240 9240? necessity to avoid them?
  23. Is this amplifier faulty?
  24. how much bias currents possible with lme49830?
  25. Bias current influencing compensation?
  26. NE5534 Bal/Comp Pins?
  27. adcom 5800 bias setting
  28. NAD 3020 preamp
  29. Servo design for a tangential tonearm
  30. MM preamp coupling cap value
  31. fT vs ic of BJTs
  32. Adcom 585 SE Schematics
  33. Problems with stability in simulation
  34. does a single pair of 5200 1943 total 2 needs matching?
  35. Power Buffer with Jfet IN and CFP OUT
  36. Suggestions for output transistors
  37. PeeCeeBee
  38. Driving capacitive loads
  39. Pioneer A400 - After Plugging Headphones In No Signal On RH Channel
  40. 18V Class A
  41. Alesis RA-100 Repair
  42. dynamic bias
  43. Simple transparent amazing buffer
  44. Forte Model 3 Bias
  45. bias/idle current adjusting
  46. Rd or Rs on MOSFET output
  47. MJL3281A/MJL1302A vs MJL4281A/MJL4302A, which will be better?
  48. High value current source design for thermal stability
  49. Has anyone had any experience with Atlas DCA55
  50. JVC rx309 no output
  51. How to Match SAP series Darlington Transistors
  52. Help Loking to get SAP-15 NO/PO Matched?
  53. Want to tap line level off of a reciever. Help me id these pins?
  54. Question about trim pot leads
  55. Amp design pitfalls to avoid, General Thoughts?
  56. About amps power consumption
  57. Tone control using LPF,HPF,BPF
  58. Sherwood RD-6405
  59. Can anybody help me? This amp oscillate at 10MHz?
  60. Help understanding bias spreader
  61. Carver tfm 45 capacitors
  62. How to solder mute pins on 4 pin Jumper Block
  63. SMPS powered JLH 69 - quick and dirty results
  64. opinions about my design of a complete HI-FI system
  65. 95v voltage regulator for lme49830?
  66. YS Sound Balancing Workshop Limited
  67. RGN and RGP after RQ?
  68. What may prevent Output Relays from opening?
  69. rx-v2090
  70. Measuring the voltage rails of an amplifier.
  71. 1988 Yamaha ax 700 intgrated amp
  72. Where do i get hold of MPS8599/MPSA56 in europa?
  73. Denon DRA 345R problem
  74. Pioneer M72 Schematic
  75. does a Vbe multiplier effects the sound quality for IRFP240 9240?
  76. Capacitor ID
  77. Reducing output of pre-amp
  78. Tone control 3 bands
  79. Jamo MPA-201
  80. help troubleshooting Fisher 440T
  81. Regulator with floating ground and speaker protection
  82. Sony STR-D315 Repair/troubleshooting
  83. 60-0-60V ps
  84. jjh amp like jlh1969 mos
  85. Same question, different year
  86. JJH amp LIKE MOS jlh
  87. TIP 120/125, any simple amps ?
  88. Only 2SK60 OCL Amplifier ?
  89. Help understanding (circuit wise) this predriver-driver configuration
  90. Marantz 1030 restoration
  91. Leach Amp troubleshooting
  92. Help with Stax SRA12S Electostatic amp/preamp
  93. Non-Polarized Cap in Bryston Feedback Loop?
  94. Help stabilizing this amplifier...
  95. TRANSCON - 2 X Cascode VAS plus 1 X Transconductance
  96. Help,,,,Dead Rotel ra1412 amp
  97. Supplying multiple power amplifier (op amps)
  98. Yamaha RX-V2600 has PS PRT 107Q
  99. Ic 221-241 ??
  100. Luxman: new DML units issued.
  101. LME49810 from connex burnout..
  102. Singleton Input Stage Amplifier
  103. SONY VFET 2SK60 OCL?
  104. Dynaco 120 Rebuild
  105. Yamaha CA1010 Speaker Relay
  106. NAD 3300 Power Envelope Amplifier
  107. Mark Levinson LNP-2
  108. Pre Amp/Buffer and Amp for a Ukulele with an under saddle Piezo pickup
  109. Dead speaker output on Alpha 10 Amp
  110. HELP! with RX-396 Power Transformer
  111. Need Help NAD 304
  112. 10Mhz Oscilloscope for CD Player Laser Calibration
  113. The best 1W amp with 6v5 1A, anyone?
  114. Technics SU V98 bad channel
  115. matching complementary transistors quickly and easily
  116. Needed: Marantz SR-92 service manual
  117. VA topologies for audio amplifiers
  118. Types of current sources for audio amplifier applications
  119. Yamaha RX-V2600 has PS PRT 107Q
  120. diy 48V phantom condenser mic humming loudly
  121. Amp line level outs are floating gnd. Sub ins are common.
  122. TEDDY AMP
  123. Vertical Mosfet Amplifier with high THD distortion levels
  124. bias pot and adjustment for gfa-5400
  125. ultra performance amp
  126. Selecting Line Input Transformer.. Help!
  127. Newbie - Cyrus 1 as pre-amp for Exposure Super 8?
  128. Triple Emitter Follower for IRFP240
  129. how to fix kenwood A58 amp
  130. pspice for 2N5457
  131. 5534 TMCed low power amp
  132. Krell power transistors
  133. Threshold S/550E service info
  134. Transformer's Center Tap Connection
  135. Quad 44/405
  136. Output inductor in power amps - pro and con
  137. Help needed biassing electrocompaniet eci-4
  138. how much Quiescent current is safe for IRFP240?
  139. Has this been tried?
  140. Heathkit AA-1515 schematic needed
  141. From a design standpoint, which amp would you pick?
  142. Luxman LV-105 non working. Best/worst it might be?
  143. High AC Voltage Between Grounds
  144. NAD 3020 Tone Bypass
  145. Wattage claims from L7 eBay amplifier
  146. Harman Kardon Citation 12 input amplifier
  147. Pioneer A400 amp servicing in UK
  148. electrocompaniet eci-4 help needed
  149. Rotel RC 995
  150. Power Transformer
  151. linn classik stuck in standby
  152. long distance high freq attenuation solution?
  153. what is the role of R4 and D1 in the schematic
  154. Choosing variable biasing resistor?
  155. Amp Buzz
  156. Is 4.2W too much for this heatsink?
  157. Audio Power Amplifier Design book- Douglas Self wants your opinions
  158. What kind of switches are these?
  159. From beginner to builder?
  160. Ultimate ultra hifidelity opamp?
  161. diving into the deep end
  162. Question about Soundcraftsmen pm1600
  163. SIMPLE AMP
  164. Technics SU8044
  165. Sparks flying in Parasound
  166. ac-dc 1.2kw smps
  167. Onkyo power amp board
  168. TGM6 - modified Pioneer HT amplifier
  169. yahama m60
  170. Help me fix this "buzz"?
  171. sony N80ES blown tranistor
  172. 1st post, issue with a Adcom GFA-555, 60 cycle hum
  173. How to scale up this SE class A ?
  174. Jim's Audio Goldmund Telos 390 clone
  175. F5 for 200W, 4ohm speakers & home cinema setup help...
  176. preamplifier usher p 307a
  177. Carver M1.5t Right channel dead
  178. Cambridge A500 no power (fuses OK)
  179. DIY Amps for New Home System - Music & Movies
  180. Capacitor Coupled Amp?
  181. new CFP Output configurations
  182. The best LM317 ....
  183. Rotel Rotary switch
  184. Need Arcam A80 schematic
  185. Pioneer VSX-7300
  186. Low noise resistors, cheap, 1/4 watt 1/8 watt
  187. Marantz 1060 amp dead channel
  188. DIY Project...
  189. Buzzing sound from NAD 3155
  190. f5 based high power class ab amplifier
  191. preamplifier usher p 307a
  192. apex audio 800
  193. Technics RS M11 Schematic
  194. Quiet amplifier
  195. MAYAMP - full CFP stages
  196. Ground loop/120hz noise in my preamp
  197. Project on Pulse Generator Help !!!
  198. Advice with tuning up old school car Sony Amplifier signal path.
  199. Famous 50w amplifier, with more MJ2955 2N3055
  200. Single Ended Solid state preamp
  201. Single Ended Solid state preamp
  202. Help Identifying Diode?
  203. JVC RX-807V
  204. Small Amp, Renioo Project
  205. Advice Needed-Capacitor Value
  206. Protecting a speaker from DC
  207. MISSION CYRUS PSX
  208. CYRUS TWO ISSUE 07 RECAP
  209. phonic max 2500
  210. Amarna Sun - a new amplifier design
  211. "Zero Feedback Impedance Amplifier" Anyone built this amp?
  212. nikko na-590
  213. directly driving the IRFP240 n 9240 using the LME49810 or 811
  214. Parasound HCA 3500 Left Channel Runs hotter than right
  215. what is the value of D3 and D4 diode in the sch and whats the use of them?
  216. Le Pacific RIAA preamplifier
  217. Replacing 100KAX2 with 100KBX2
  218. X250 - My next project.
  219. What Did I Break Now?
  220. Quad FM4 tuner mamual mod
  221. Quick (faulty?) op amp question
  222. Need a replacement for a 2N6728
  223. Accuphase amps
  224. audio amplifier bandwidth
  225. Subwoofer amp problem - s8550 substitute?
  226. HK 330A channel imbalance
  227. kav 250a/2 or kav 2250?
  228. SA-W2500 Sub blowing fuse
  229. Op-Amp substitution?
  230. 1979 Amplifier kit
  231. QED A230 Scheme
  232. Technics SU8044
  233. Turn on pop on speaker even when using relay
  234. About Musical Fidelity X-A50
  235. Help with Arcam Delta 110 pre
  236. Uher VG 840 preamp , schm needed
  237. pignose conversion.
  238. Leak Delta 70 - No Sound/Buzzing
  239. STK402 muting speakers popping sound
  240. TA 1050 MK-x
  241. Relation between RC time constant of psu cap and slew rate
  242. Extreme slew rates like 200V/us or 300v/us no use in general but can it be achieved?
  243. Loop stability clarification . . .
  244. Yahama m60 amp
  245. adcom gfa555 or carver tfm35
  246. organ amp power on noise
  247. Krell KSA250 large channel imbalance
  248. HK 330A pre/driver adjustment
  249. Pure audio classic technique
  250. about to buy epcos Sikorel.. users of Sikorel pls post their opinions

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