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  1. Hard wire as per schematic!
  2. Need schematic/service manual - Belles DMM pre
  3. Impedance matching of coils into preamps (guitar pickups)
  4. Speaker delayed insertion, speaker protector, off set sensor
  5. Very hard to find - Brand Name: "power" - Power Amp APK/APX series schematics wanted
  6. Understanding Anthem Amp2 output circuit
  7. Technics SU-G50 mods
  8. Germanium and silicium transistor in darlington ro sziklai
  9. NAP-140 Clone Amp Kit on Ebay - regulated supply
  10. MOS Power Amp -My Design
  11. nad c315bee nosound output
  12. Centre tapped coil with in a coil - inductance?
  13. McIntosh MC2200 Schematic or SM wanted
  14. 500W PA amplifier with Limiter
  15. LME49880 JFET Input Op-Amp
  16. Amp to drive 1ohm ribbon, using Dx
  17. Bedini 10/10 Class A
  18. Looking for used commercial(or other)integrated
  19. RF filtering
  20. Trench MOSFETS
  21. A "Patchwork" Type Concept Amp
  22. Dual Toroids in Close Proximity...An Issue?
  23. 2 amps, 1 set of speakers
  24. P3A Oscillation
  25. 100W Ultimate Fidelity Amplifier
  26. diy etch Superteddyreg and Powerreg?
  27. Successors for Toshiba's IGBT's GT20D201-GT20D101 used e.g. in Elektor's CFB Amp
  28. Pioneer A-77X Schem or SM needed
  29. Proton D940 Help
  30. Dx Blame ST - Builder's thread - post pictures, reviews and comments here please.
  31. Protect mode on Sony TA-N9000ES
  32. Cambridge audio A5 fried channel
  33. THD Noticable?
  34. Block negative DC
  35. popping sound marantz sr4001
  36. Which opamp to use?
  37. AKSA 100 schematic?
  38. 100W/8Ohm working design needed
  39. HELP!! 500 watts rms @ 8ohm circuit design
  40. Behringer Europower EP1500
  41. QUAD 405 revisited (TL071 & vertical MOSFETs)
  42. Very low frequency oscillation in amp
  43. TL071 hand-made simulation using discretes
  44. S.A.E preamp + amp
  45. Can a toroidal transformer produce all this mess?
  46. Vintage reliability?
  47. how to upgrade amplifier for more power?
  48. Logarithmic Amplifier Design
  49. need advice, repairing NAD C372
  50. Help need for Electrocompaniet The 2 channel amplifier
  51. FOKKER, the competition nigthmare. name came from a Dutch man
  52. Another strange design
  53. Musical Fidelity Typhoon transformer was burnt
  54. Schematic needed: Sony Integrated Stereo Amplifier TA-FE610R
  55. Carver M-1.5t loud noise on one channel
  56. To improve the sound of Nakamichi PA-5 ?
  57. hk 460i crackles
  58. servie manual for old crown
  59. Tone control not working
  60. Alesis RA-100 - may need a new transistor
  61. Class A vs Class AB design
  62. Jvc audio amplifier ja-s10
  63. Simulation parameter of MJE182. Correct or wrong?
  64. SMR791 diode crossreference?
  65. BV Audio
  66. How could an amp lose half its power ?
  67. Sanken Darlingtons
  68. So how much power do you really need for domestic listening ?
  69. Krell KSA100S Modifications
  70. QUAD 405 revisited (AD844 & vertical MOSFETs)
  71. how old is yamaha's rx-v800?
  72. ar3a aleph-x
  73. Spice Simulation of Adcom GFA-555
  74. Question on Class H amplifiers
  75. sSchematic diagram of Unison Research Unico
  76. All for one - one for all
  77. Voltage Conversion on a Bryton amp (120V->240V)
  78. Pre amp for Power follower
  79. any amp designs that sound like a sansui
  80. Lang 20w Class A amplifier
  81. Any Carver experts out there (PXm900)?
  82. Accuphase clone
  83. best place and value for volume pot
  84. BJT output device substitution
  85. KrellClone KSA100-MKII Power Supply
  86. Kenwood KA4002 problem
  87. ideal amplifier power rating to match speakers
  88. NAD 160a Problems
  89. Anyone owns a NAD C300 or Service Manual
  90. Anyone owns a NAD C300 or Service Manual
  91. Carlsboro Powerline 800 Amplifier - Schematic Needed
  92. Beefing up the Blameless.
  93. help with europower ep-2500
  94. Lateral Mosfet Tests - Rauch DVT 250s Restoration
  95. P3A at >200 ma bias
  96. mc2105
  97. cyrus 1
  98. 1000W amplifier -- This is great schematic
  99. True Power Meter like Accuphase - schematic wanted
  100. input in guitar combo
  101. Besides gainclone, any other choice?
  102. Where to Find OLD JFets? 2SK146, 2SJ73, 2SK147, 2SJ72?
  103. Switching PS for Audio Amps?
  104. Because old caps?
  105. To Visch or not to Visch?
  106. BJT Push pull amplifier SOA pizeo driver
  107. Need info to build audio amp
  108. Faulty Yamaha CA-800
  109. Voltage coefficient in feed back resistor
  110. any body have details of 450 watts TIP142& TIP147Transister amp
  111. Adcom J6 Substitute
  112. 46n15 250watt MOSFET in to220 package !
  113. Please Help To Identify This Transistor?
  114. TOA VP-1240B power amplifier
  115. Dunlap Clarke schematic as promised.
  116. dual opamp replacement options
  117. Amplifier sensitivity for RCA and XLR input
  118. Parasound DR-40 stuck in standby mode fix
  119. Amplifier design
  120. Odd LM3886 Application Question
  121. Class AB Soft Non-Switching
  122. Class AB, Class AB Non-Switching, Class AB Soft Non-Switching
  123. do mosfets just blow up
  124. Newcastle R-956 Power problems
  125. KRELL KSA100 voltage conversion
  126. Marshall AVT150H Valvestate 2000 Power Amp Problem
  127. amplifier clipping early
  128. Crate Taxi No Sound. Help !
  129. onkyo A-8200 popping fuses..
  130. 150W MOSFET Amplifier with IRFP250x2
  131. Jl audio 300/2 protection mode
  132. GFA-585 Repairs
  133. Amp to supply 2 ohm mono power
  134. Pioneer SX-6 Mute Problem
  135. blowning caps
  136. Cerwin-Vega HED180
  137. Denon PMA 250 transformer
  138. Ooops! Bought a three phase bridge by accident.
  139. Sansui Diamond-Differential with current mirror loads and self biased VAS cascodes
  140. Yamaha C-2a Preamp problem
  141. $40K Joke Amp?
  142. Crate guitar amp buzzing
  143. jfet SRPP cascode
  144. Creek 4040S3 Bias Voltage?
  145. B&K AVR507 dead...well, sort of.
  146. mcintosh amplifier parts
  147. Top quality Relais Overview for "Switch On" of large Toroidal Transformers
  148. what rate of transformer i should use?
  149. Hiraga super
  150. what mean by audio power amplifier 10watt output?
  151. alphasonik pma1200dai have this amp i just got.i haven't worked on one of these doesn
  152. need print for comtec 210 ?
  153. My First SS Amp (P101) - Transformer Advice Needed
  154. jazz-amplifier
  155. Which reservoir caps ?
  156. Phase Linear 700 Series Two recapping
  157. Different between push-pull and quasi-comp?
  158. crown com tech 210 problem help
  159. Subs for 3sk45 & 3sk59? for Marantz FM front end
  160. Need help with possible receiver repair
  161. Update Musical Fidelity A1
  162. Q: removing Servo in amp
  163. Power supply capacitor replacement
  164. C audio RA3000 inProtection
  165. Krell KAV-250A - Issues and Amp Testing
  166. In dire need of help with a "squealing" amp.
  167. Current Feedback IC input in a power amp
  168. Adcom pop noise, need help on a fix.
  169. Headphone amp with mixed-in telephone audio
  170. Highly recommended German Amplifier Schematic !
  171. active sub input board help
  172. Sziklai power amplifier
  173. Need Help fixing Nikko Alpha 230
  174. luxman schematic, and advice needed
  175. Crate GX80 Channel switching
  176. Amplifier database
  177. What voltages and currents are present on amplifier outputs?
  178. capability unknown-
  179. Yamaha M-80 amp mods/maintenance
  180. technics SU Z45
  181. Pioneer amp project
  182. Help Set-up Kenwood KAC-1020 Power Amp
  183. Parasound DR-40
  184. Hitach lateral MOSFETs - back in March 1978
  185. Class B ReVishited
  186. Help with Cambridge A3i
  187. help setting up idle current
  188. do mosfets suffer from magnetic fields
  189. Looking to replace 6800uF 50V filter caps
  190. MOSFET simply blew up ?
  191. Ltp ...protection ????
  192. Schematic
  193. Sescom MI-14 as SE to XLR?
  194. Caps for Carver M1.0T
  195. Marantz PM94 Please Help
  196. PSL amplifier schematic
  197. Siliconix & Siemens NMOS amplifiers
  198. Recap Krell KSA200S
  199. Amplifier modules for active speakers
  200. Heat Kills. Right?
  201. Interesting new devices
  202. Monoblock design - left and right bank of output devices
  203. Need help with narrow frequency amp.
  204. Delay time through power amp?
  205. 2sc1384 Swap-out
  206. Yamaha R-500 Receiver
  207. Ultimate space age preamp
  208. New Class A, Super-A, Non-Switching : need a revival ?
  209. Schematic for Nady SPA1400
  210. chipamps good for quality sound?
  211. Check for oscillating amplifier
  212. Carlsbro DX 12-2 Mixer
  213. Distortion with "real" loads
  214. Trying to fix HK930
  215. Evens C-500 amplifier ....opinions?
  216. Fun Project Suggestion for a busted NAD2100?
  217. Dayton Wright Power Amplifier XEC-1000 - schematic wanted
  218. Creek A42 Stereo Power Amplfier
  219. Amplifier motherboard
  220. Collection of Class B topologies <100mA Idle and Sound closest by Class A
  221. amp for everybody
  222. Renesas Hitachi 2SK1058 & 2SJ162 Lateral MOSFET
  223. Does anyone know the manufacturer and origins of this transistor?
  224. Pease opines on the '797 "part"
  225. Just got a Marantz 2200
  226. build amplifier F1 of Nelson Pass
  227. Behringer ep 2500 service ....
  228. 900W H-class PA Amp with Limiter
  229. Krell KSA200S Bias
  230. No feedback amp
  231. Folded Cascode in the Making
  232. Basic6 Amp from 41hz audio- volume control?
  233. AmpsLab HX200amp
  234. Are there Sugden (Sugdenaudio) Single ended power stages? Schematic wanted
  235. Amplifiers.... inductive or resistive load?
  236. How to identify a quasi-complementary amplifier?
  237. Tone control kit?
  238. Adcom 545 Schematics needed
  239. OPA547F Waveform Generator
  240. Tone control
  241. Help me id this amp
  242. Radio Amplification
  243. Need help with Rockford Fosgate 801s
  244. My idea di MonoBlock esoteric
  245. VAS with Miller compensation zero
  246. Will Donate $30 to Forum for Help Repairing GAS Gandson Amp
  247. Fast Rectifiers for Power Supplies
  248. Advice needed on RoHS regulations
  249. Why you're clock is wrong
  250. replacement for mje15003&4

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