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

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