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  1. Anyone here in Eastern NC that is good at repairing amps & will teach?
  2. OPA637 - BUF634 power supply?
  3. PLS HELP! Strange Mcintosh MC431M problem
  4. New Threshold Audio
  5. Sansui AU888 make over....
  6. About This "Simple Machine"
  7. Quad 303 problem
  8. Ad8307
  9. My 100 watt amp
  10. Rate and comment my poweramp design
  11. About two Output Stage
  12. Luxman LV-117 - 128v ripple
  13. Symasym 5.3
  14. Edwin 20 watt (Elektor 1970 - May)
  15. Accuphase C-270 Schematic
  16. Accuphase C-270 - Cleanup and Capacitor Ident
  17. Help !! ELECTROCOMPANIET EC-1 preamp
  18. one question more.
  19. Grounding options with multiple cap's
  20. Krell KRS-2 DC Offset pots
  21. That curious extra knob, or: "Trans-Amp"
  22. Emergency! Please help me choose 2SA1216/2SC2922 or 2SA1295/ 2SC3264 transistor
  23. Dx Blame ST, operating from 18 to 24 Volts (unloaded) - Class A
  24. BF469 to BF472 - a friendly warning
  25. Best audio power MOSFET
  26. Randy Slone Passes
  27. Power OTA with NMOS
  28. JVC Amplifier AX-R97
  29. Lateral Mosfet amp with DC offset >100mv
  30. Help! party this weekend and no sounds
  31. Amplifier with 220 input voltage, will it work in US?
  32. New amp question
  33. Rotel RB-870BX need help
  34. JBL 518S amplified subwoofer system
  35. Servisol Super 10 Switch & Contact Cleaner
  36. Simple Bipolar Power Amplifier - Non Feedback and Production Ready....
  37. Best amplifier in the world!
  38. Bedini 100/100 Hum in one channel.
  39. Please some on verify Adcom GFA 585 Input board caps(c165, c164)?
  40. New Doug Self book...
  41. LTspiceIV librairies management
  42. understanding amplifiers
  43. Pioneer SX-1050 intermittent sound cut out
  44. Infinity BU-1 sub low volume after repair
  45. Hafler DH-500, Problems of thermal sensors..
  46. Benjamin AES paper in 1992, the I-V locus issue
  47. NEC and Renesus merged
  48. gk 800rb probs
  49. Diff(erent) input stages, simple is not better
  50. Luxman r-1035
  51. Cambridge A3i
  52. Found useful active filter tool
  53. tone control in feedback loop
  54. Power transitor question
  55. Mitsubishi DA-A10
  56. Nad 310 upgrade
  57. Counterpoint SA-100 Fix
  58. Solid State VS. Chip Amp
  59. Hafler DH-101 Volume Pot
  60. Left channel dead
  61. QUAD-405 modify of the comments
  62. Amp makes whistle sound after turn off
  63. Zca ....turbo
  64. Closing the loop
  65. Need help with spectral dmc 6 preamp
  66. How loud is 250uV white noise?
  67. PHONIC MAX 1600 Service Manual?
  68. Marshall MG15CDR
  69. Question About Pre-Amp Schematic
  70. Studio 350
  71. Which THD Components arises if different Ube Voltages by parallel Power BjT's
  72. sony ta-2000 preamp
  73. Musical Fidelity A1001
  74. Increasing Filter Capacitance in Subwoofer Amp
  75. Help, how to adjust trimer(potentiometer) on transistor amplifier
  76. Old amplifier smell
  77. Holton N-channel amplifier problem
  78. P3A Comparison table ( long .... )
  79. A trick for connecting Graphic EQ to Amp
  80. 450-1500watt from Ground Sound
  81. looking for upgrade NJW0281G
  82. Another no overall NFB amp
  83. "Emotiva" brand amps
  84. "Arching" on power swithch...
  85. Any Techs near Tampa to repair my Threshold amp?
  86. Can this scheme works like this?
  87. Tube/Mosfet 100W Hybrid Amplifier
  88. Dynaco ST-410 fan running way too fast. How to slow it down?
  89. Looking for Technics SE-A5 Service Manual
  90. Hafler DH-220 upgrade newb questions
  91. 50W mosfet amplifier IRF540/IRF9540
  92. bass amp troubleshooting (behringer BX300)
  93. Small mod, what is the effect?
  94. Symetrical schematics are alike plague in Brazil, do you like them?
  95. STK3062IV substitute
  96. Denon PMA-700AE
  97. Earth current leakage
  98. Linn LK1 LK 1 Record - and Source-Indicator LED's wanted
  99. McIntosh MC2120/MC2200 bias adj. puzzle
  100. Trafo CT connection point
  101. Need Schematis for a Pioneer VSX-9700S
  102. another one to build an AV800 / AV1000
  103. High Voltage Direct Drive amplifier for Plasma loudspeaker
  104. Help!!!
  105. Problem with my Harman Kardon 930 receiver
  106. Kuroda TL071 60W FET Amp (1982)
  107. mfd = micro and not milli farads?
  108. dynaco pat 4 parts list, capacitor question
  109. What does this cap/resistor do in the input stage?
  110. Datasheets for 2SK356
  111. Naimclone PSU variants
  112. Arcam Alpha 3 Int. Amp. what caused this!
  113. Do I really need 2 transformers?
  114. i have 2 X quad 306's could i bridge/parallel them and use them as mono blocks?
  115. New Push Pull Buffer Approach for special Kind of THD - MOSFET & BjT - New for me
  116. Peavey transistors
  117. heating of mosfets
  118. Hard wire as per schematic!
  119. Need schematic/service manual - Belles DMM pre
  120. Impedance matching of coils into preamps (guitar pickups)
  121. Speaker delayed insertion, speaker protector, off set sensor
  122. Very hard to find - Brand Name: "power" - Power Amp APK/APX series schematics wanted
  123. Understanding Anthem Amp2 output circuit
  124. Technics SU-G50 mods
  125. Germanium and silicium transistor in darlington ro sziklai
  126. NAP-140 Clone Amp Kit on Ebay - regulated supply
  127. MOS Power Amp -My Design
  128. nad c315bee nosound output
  129. Centre tapped coil with in a coil - inductance?
  130. McIntosh MC2200 Schematic or SM wanted
  131. 500W PA amplifier with Limiter
  132. LME49880 JFET Input Op-Amp
  133. Amp to drive 1ohm ribbon, using Dx
  134. Bedini 10/10 Class A
  135. Looking for used commercial(or other)integrated
  136. RF filtering
  137. Trench MOSFETS
  138. A "Patchwork" Type Concept Amp
  139. Dual Toroids in Close Proximity...An Issue?
  140. 2 amps, 1 set of speakers
  141. P3A Oscillation
  142. 100W Ultimate Fidelity Amplifier
  143. diy etch Superteddyreg and Powerreg?
  144. Successors for Toshiba's IGBT's GT20D201-GT20D101 used e.g. in Elektor's CFB Amp
  145. Pioneer A-77X Schem or SM needed
  146. Proton D940 Help
  147. Dx Blame ST - Builder's thread - post pictures, reviews and comments here please.
  148. Protect mode on Sony TA-N9000ES
  149. Cambridge audio A5 fried channel
  150. THD Noticable?
  151. Block negative DC
  152. popping sound marantz sr4001
  153. Which opamp to use?
  154. AKSA 100 schematic?
  155. 100W/8Ohm working design needed
  156. HELP!! 500 watts rms @ 8ohm circuit design
  157. Behringer Europower EP1500
  158. QUAD 405 revisited (TL071 & vertical MOSFETs)
  159. Very low frequency oscillation in amp
  160. TL071 hand-made simulation using discretes
  161. S.A.E preamp + amp
  162. Can a toroidal transformer produce all this mess?
  163. Vintage reliability?
  164. how to upgrade amplifier for more power?
  165. Logarithmic Amplifier Design
  166. need advice, repairing NAD C372
  167. Help need for Electrocompaniet The 2 channel amplifier
  168. FOKKER, the competition nigthmare. name came from a Dutch man
  169. Another strange design
  170. Musical Fidelity Typhoon transformer was burnt
  171. Schematic needed: Sony Integrated Stereo Amplifier TA-FE610R
  172. Carver M-1.5t loud noise on one channel
  173. To improve the sound of Nakamichi PA-5 ?
  174. hk 460i crackles
  175. servie manual for old crown
  176. Tone control not working
  177. Alesis RA-100 - may need a new transistor
  178. Class A vs Class AB design
  179. Jvc audio amplifier ja-s10
  180. Simulation parameter of MJE182. Correct or wrong?
  181. SMR791 diode crossreference?
  182. BV Audio
  183. How could an amp lose half its power ?
  184. Sanken Darlingtons
  185. So how much power do you really need for domestic listening ?
  186. Krell KSA100S Modifications
  187. QUAD 405 revisited (AD844 & vertical MOSFETs)
  188. how old is yamaha's rx-v800?
  189. ar3a aleph-x
  190. Spice Simulation of Adcom GFA-555
  191. Question on Class H amplifiers
  192. sSchematic diagram of Unison Research Unico
  193. All for one - one for all
  194. Voltage Conversion on a Bryton amp (120V->240V)
  195. Pre amp for Power follower
  196. any amp designs that sound like a sansui
  197. Lang 20w Class A amplifier
  198. Any Carver experts out there (PXm900)?
  199. Accuphase clone
  200. best place and value for volume pot
  201. BJT output device substitution
  202. KrellClone KSA100-MKII Power Supply
  203. Kenwood KA4002 problem
  204. ideal amplifier power rating to match speakers
  205. NAD 160a Problems
  206. Anyone owns a NAD C300 or Service Manual
  207. Anyone owns a NAD C300 or Service Manual
  208. Carlsboro Powerline 800 Amplifier - Schematic Needed
  209. Beefing up the Blameless.
  210. help with europower ep-2500
  211. Lateral Mosfet Tests - Rauch DVT 250s Restoration
  212. P3A at >200 ma bias
  213. mc2105
  214. cyrus 1
  215. 1000W amplifier -- This is great schematic
  216. True Power Meter like Accuphase - schematic wanted
  217. input in guitar combo
  218. Besides gainclone, any other choice?
  219. Where to Find OLD JFets? 2SK146, 2SJ73, 2SK147, 2SJ72?
  220. Switching PS for Audio Amps?
  221. Because old caps?
  222. To Visch or not to Visch?
  223. BJT Push pull amplifier SOA pizeo driver
  224. Need info to build audio amp
  225. Faulty Yamaha CA-800
  226. Voltage coefficient in feed back resistor
  227. any body have details of 450 watts TIP142& TIP147Transister amp
  228. Adcom J6 Substitute
  229. 46n15 250watt MOSFET in to220 package !
  230. Please Help To Identify This Transistor?
  231. TOA VP-1240B power amplifier
  232. Dunlap Clarke schematic as promised.
  233. dual opamp replacement options
  234. Amplifier sensitivity for RCA and XLR input
  235. Parasound DR-40 stuck in standby mode fix
  236. Amplifier design
  237. Odd LM3886 Application Question
  238. Class AB Soft Non-Switching
  239. Class AB, Class AB Non-Switching, Class AB Soft Non-Switching
  240. do mosfets just blow up
  241. Newcastle R-956 Power problems
  242. KRELL KSA100 voltage conversion
  243. Marshall AVT150H Valvestate 2000 Power Amp Problem
  244. amplifier clipping early
  245. Crate Taxi No Sound. Help !
  246. onkyo A-8200 popping fuses..
  247. 150W MOSFET Amplifier with IRFP250x2
  248. Jl audio 300/2 protection mode
  249. GFA-585 Repairs
  250. Amp to supply 2 ohm mono power

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