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  1. What voltages and currents are present on amplifier outputs?
  2. capability unknown-
  3. Yamaha M-80 amp mods/maintenance
  4. technics SU Z45
  5. Pioneer amp project
  6. Help Set-up Kenwood KAC-1020 Power Amp
  7. Parasound DR-40
  8. Hitach lateral MOSFETs - back in March 1978
  9. Class B ReVishited
  10. Help with Cambridge A3i
  11. help setting up idle current
  12. do mosfets suffer from magnetic fields
  13. Looking to replace 6800uF 50V filter caps
  14. MOSFET simply blew up ?
  15. Ltp ...protection ????
  16. Schematic
  17. Sescom MI-14 as SE to XLR?
  18. Caps for Carver M1.0T
  19. Marantz PM94 Please Help
  20. PSL amplifier schematic
  21. Siliconix & Siemens NMOS amplifiers
  22. Recap Krell KSA200S
  23. Amplifier modules for active speakers
  24. Heat Kills. Right?
  25. Interesting new devices
  26. Monoblock design - left and right bank of output devices
  27. Need help with narrow frequency amp.
  28. Delay time through power amp?
  29. 2sc1384 Swap-out
  30. Yamaha R-500 Receiver
  31. Ultimate space age preamp
  32. New Class A, Super-A, Non-Switching : need a revival ?
  33. Schematic for Nady SPA1400
  34. chipamps good for quality sound?
  35. Check for oscillating amplifier
  36. Carlsbro DX 12-2 Mixer
  37. Distortion with "real" loads
  38. Trying to fix HK930
  39. Evens C-500 amplifier ....opinions?
  40. Fun Project Suggestion for a busted NAD2100?
  41. Dayton Wright Power Amplifier XEC-1000 - schematic wanted
  42. Creek A42 Stereo Power Amplfier
  43. Amplifier motherboard
  44. Collection of Class B topologies <100mA Idle and Sound closest by Class A
  45. amp for everybody
  46. Renesas Hitachi 2SK1058 & 2SJ162 Lateral MOSFET
  47. Does anyone know the manufacturer and origins of this transistor?
  48. Pease opines on the '797 "part"
  49. Just got a Marantz 2200
  50. build amplifier F1 of Nelson Pass
  51. 900W H-class PA Amp with Limiter
  52. Krell KSA200S Bias
  53. No feedback amp
  54. Folded Cascode in the Making
  55. Basic6 Amp from 41hz audio- volume control?
  56. AmpsLab HX200amp
  57. Are there Sugden (Sugdenaudio) Single ended power stages? Schematic wanted
  58. Amplifiers.... inductive or resistive load?
  59. How to identify a quasi-complementary amplifier?
  60. Tone control kit?
  61. Adcom 545 Schematics needed
  62. OPA547F Waveform Generator
  63. Tone control
  64. Help me id this amp
  65. Radio Amplification
  66. Need help with Rockford Fosgate 801s
  67. My idea di MonoBlock esoteric
  68. VAS with Miller compensation zero
  69. Will Donate $30 to Forum for Help Repairing GAS Gandson Amp
  70. Fast Rectifiers for Power Supplies
  71. Advice needed on RoHS regulations
  72. Why you're clock is wrong
  73. replacement for mje15003&4
  74. ARCAM A75 help
  75. Diodes from colector to emitter in power output transistor
  76. TIP3055/2N3055 based power amps
  77. Key matrix circuit ... Help
  78. class A to Hybrid
  79. JBL Powered SubWoofer - Schematic Needed
  80. Diffl Input BJT Matched Pair sub A979?
  81. Your Amp Light Bulb Current Testing Rig??
  82. P3A strange problem (thumb when applying input signal)
  83. DC Servo MOSFET Amplifier
  84. Double transistors in the VAS Why?
  85. what schematic do you need?
  86. Just got me a realistic STA 2080
  87. NAD 319 Crackling?
  88. 250 HCCA comp amp / need help
  89. MOSFET Amplifier IRFP240/IRFP9240
  90. Need help from Europe
  91. Marantz t7
  92. Looks like more bogus obsolete IC's...
  93. Switchoff speed capacitor
  94. Crackle & pop - Fixing and old Amp
  95. Phase Lead: C or RC compensation
  96. Class A electronics ban?? fact or fiction
  97. old school amp setup
  98. Help diagnosing Marantz SR 1000
  99. Help wanted in geelong
  100. Picked up an Art SLA2, found the internals interesting
  101. GND/Earth Wiring Management by Power Amplifiers - what is the royal Way
  102. Pioneer SX-780 pre/main split?
  103. 2x 500w amplifier
  104. MOSFET cookbook
  105. Free Schematics/Service Manuals - Contributions Required
  106. 200w amplifier under development help needed
  107. Carlsbro Cobra 90
  108. Help troubleshooting a Cambridge A500
  109. Cap Across Switch on Older Amps
  110. need help with krell ksa 100
  111. DIY Shelf Stereo System?
  112. Mosfet Power Follower with 1:1 Output Transformer questions
  113. Schematic for Alesis RA-100... Ha! Alesis doesn't have it!!
  114. Technics SL-23
  115. Life expectancy for used electrolytic caps
  116. B&K ST-140 Check-out Upon Power Up
  117. Where to get LM234 to 92 pkage replacements?
  118. New oak panel for an old pal.
  119. Burnt PCB on the STR-K1600
  120. Audiolab 8000A DC thumps
  121. MJ Magazine (formerly Musen to Jikken) - Yearly Index from 1924 - 2009 wanted
  122. Missing instructions for ETI-480 (help!)
  123. Ultimate Integrated Amp - Logical Wings Miracle Drive "USO800-Pro", who have heard ?
  124. QSC RMX1450 FAMILY ( long )
  125. Borbely Class A question
  126. Whatza LA3170? Regular op-amp or sunthin special? Subs?
  127. Audiolab 8000S Service Manual
  128. mps6566 transistor substitution
  129. Multiple Receiver Switch Box
  130. citronic sa 200 schematics required
  131. Class A low power (5-10w) amp suggestion needed
  132. Magnum IA120 Integrated information
  133. Moderator - have a favor to ask - replacement transistors
  134. Anybody familiar with current limiting on Technics amp modules?
  135. The NEM AI-50
  136. Dh200 hum?
  137. Best possible use for......
  138. Sugden A28II info
  139. Bandwidth vs distortion?
  140. Aiwa AX 7800-G Receiver
  141. Analog bilateral switches
  142. NAD 710 Receiver - service manual
  143. Need help finding pictures
  144. Looking for manual, NAD monitor series 3300
  145. ROTEL 981 or something else..?
  146. A ...power amplifier
  147. CS800x Fan
  148. Class AB Amp kit
  149. Q10 Amp
  150. 20 Watts Car Stereo Amp with TDA2004
  151. 1985 Yamaha r8 receiver
  152. NAD 2100 - Shorted Transistors
  153. Alternative method of a loop breaker - Will I kill myself?
  154. Krell Current Audio Signal Transmission C.A.S.T. - Current mode Technology = CMT
  155. BOSE 1800 Two series power amp
  156. Bose Wave Music Syst. Ultimate Sound? Gallery from inside Devices - Serv. Man. wanted
  157. simulating distortion with complex loads
  158. Vincent SV-226
  159. Good and affordable kit? any recommendations?
  160. schematic download sites i have found
  161. Accuphase MCS
  162. MK sub not working
  163. Recovery from clipping, soft clipping
  164. APart Champ-2 power amplifier?
  165. Floating Cascode
  166. Adcom GFA 535 power switch sticking
  167. Phase Linear and Sansui parts
  168. Overhaul
  169. OptiMOS amplifer build issues, help needed please
  170. Germanium Power Stage Amp - help needed
  171. Armstrong 626 problem
  172. Solid State Testing- Tug of war
  173. AD825: class-A operation + bypassing/snubbing
  174. Small signal Mosfet AB PA?
  175. Cyrus 2 Amplifier - 2SC1775A + 2SA872A Equivalent/Replacements?
  176. Help for replacement NJM4580 with AD8620
  177. BGW 7000 rebuild...
  178. Diode across an op-amp???
  179. Camtec Marriola MIG D1 does not power up
  180. Kenwood KA-1500 transistor fault?
  181. 12AU7 + mosfets
  182. Musical Fidelity A100 fans
  183. marantz PM7200 dead
  184. Rowe Ami 125W Amp Board Inputs
  185. Yamaha Components
  186. NAD 3020 square buttons
  187. Adcom GFA-5802 Biasing
  188. Volume dropout
  189. Thule Audio's Universal Inrush Current Limiter for their Amplifiers - very special?
  190. noob with a perplexing problem.
  191. Thule Audio's GND Management by Integrated Amplifier with RC - who can explain
  192. Harman Kardon Citation A transistor help.
  193. Amplifier recommendations?
  194. Bad sub; No music!!
  195. Amplifier Design for Fractional Ohm Loads
  196. My first amplifier, need help to choose schematic
  197. FM test signal to indicate PIM?
  198. Sugden C51 control unit circa 792
  199. Omtec Mono Power Amplifier "CA 25" (CA25) - Schematic wanted
  200. Wierd Interference on Phone Pre
  201. JVC Subwoofer distorted
  202. Bridging Rotel RB956ax: I don't understand how it works
  203. SAE C3A output transistor order
  204. Max/Actual Output Level vs. Distortion
  205. Velleman k4005
  206. Determining causes of distortion
  207. diy discrete high power opamp
  208. Left channel not working with my speakers on my Technics SA-303 receiver
  209. Need help reducing noise of Amp!
  210. marantz 4270 receiver quadradial
  211. CSPP/Cirlotron - Brand Names of Commercial Solid State Amplifiers
  212. Marantz PM-66SE Right Channel Fault
  213. Dynaco ST120/150 PCBs?
  214. schematics for yamaha ax-630
  215. studiomaster vision 8
  216. Salvaging parts from vintage receiver for DIY
  217. An initial watt revision of a classic little amp
  218. SS Hi-fi Pioneer SA 6800
  219. Ultimate ECC for Class B from Thule Audio? Topology also used by Teac
  220. Tone control
  221. Better Audio by Solid State Amps after Coaching of certainly Electrolytic Caps ??
  222. Pioneer vsx836-rds
  223. THRESHOLD SA-3 : please, I need your help
  224. MJE9400 & MJE9450 data sheet
  225. Time/Heat induced crackle? Help (Lace Acoustic TA35cr)
  226. Need comments on Semlab LMOS application Circuit
  227. fuses and best speakers cables hehehehehe
  228. Need a Pioneer SA-9800 Supply Tranny
  229. Replacement for 70's Vintage Japanese TO-3
  230. Phoenix gold xs2300 - advice needed for repairing
  231. uk supply of motorola
  232. Trying to build...an...OMG
  233. Dunlap Clarke Dreadnaught 500 secondary voltage info required.
  234. stage line sta-320 troubleshooting
  235. NAD 7240PE Dead Tuner
  236. Need Help About Speaker Relay!
  237. Schematic for SK9446/9447
  238. strange problem with DiY amp
  239. U3090MG (Display Driver Vishay-TFK) for FV112 Futuba Data Sheet wanted
  240. Need Help About Speaker Relay!
  241. Musical Fidelity P270 Humming noise!
  242. Cambridge audio P35 schematic wanted
  243. LF: Harman Kardon Citation A Service Manual
  244. Replacing The STV-3H and -4H Diodes
  245. floating supply class AB will it work? is it any good?
  246. Thosiba "high end" driver transistors
  247. Parasound Zamp V2 - help
  248. Replacement for MPSA43?!
  249. BGW Perfromance Series 1 Schematics needed
  250. quality transistors in London

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