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  1. Harman Kardon Citation 12 distort sound
  2. Phase Linear 400 bridged mono?
  3. Buffer distortion?
  4. Bad day to be a capacitor
  5. Wildcard Power Amp dev. thread (SMD, Quasi NMOS, IRFP260, digital bias)
  6. Biamp CPA650 problems
  7. My nad L73 Receiver amp distorting bad!
  8. Pioneer SA 6500 into a Numark Tt-200....left speaker going off randomly! Help!
  9. "Push-Pull" for push und "Push-Pull" for pull (like Gamnut) - whats the right name?
  10. About LTSpice Simulation.
  11. Have somebody schematic from BGW 750G and newer models like X5600
  12. Toshiba 2SC5242 / 2SA1962 replacements?
  13. Harman Kardon Citation 12 crunchy low volume output
  14. Hybrid/buz900
  15. Emitter follower related question
  16. Car amplifier output transformer
  17. Leach amp questions
  18. Help Needed - Marantz 1060 dead channel
  19. Impedance, Schmedance....
  20. Preamp response curve
  21. My new SymAsym PCB design Rev_1.3
  22. Blew up JFET's on Preamp
  23. Direct Drive amplifier for DIY ribbon?
  24. My folded-cascode VAS linearity investigation
  25. driving paralleled mosfets in hybrid circuit
  26. Phase Linear 200II upgrade
  27. input impedance of mosfet question?
  28. A&R Cambridge A60 Amp left channel very low distorted
  29. nikko TRM-750
  30. Qs on Parasound HCA-1200 - Popping.
  31. Velleman Volume remote - tv, not hi-fi
  32. Spoeaker protection, project #33
  33. Need help with output stage
  34. PHONIC PWA 2200 schematic Needed
  35. Azur 640A v2 Service manual
  36. C.E.C AMP3300R (3300 R Amp 3300R Amp3300) and AMP5300R LEF Class A schematic wanted
  37. need schematic VR-209
  38. Carver receiver part I.D.
  39. power amp for active high pass section
  40. Advice wanted on using old relays in DC protection circuits
  41. Soft start question
  42. Copper ring as a shield of the main power cables???
  43. Your opinion about this schematics?
  44. Magnatec's new line - ALFET
  45. need schematic
  46. Amplifer 1 channel dead .Please help
  47. Re-start long idlle Parasound HCA-220ii
  48. Leak Delta 70 - Attempt DIY, Overhaul or buy another amp?
  49. Need Better power amp for active x'over.
  50. Replacement Denon 2sk184c
  51. Replacement transistors for Leach Superamp. Help needed!
  52. Replacement transistors in Leach Superamp. Help needed!
  53. protection/limmit with ldr
  54. Pioneer SA-1050
  55. C Audio RA3001.....I could do with some help!!
  56. New idea for low dissipation Class A amplifier.
  57. It's cheap, it's N, it's dirty, it's.... The CIRCLOMOS!!!
  58. marantz sc 7 service manual
  59. Help with a foolish question- technics se-m100
  60. Help with these? DC300A schematic anyone? Parts
  61. Mounting a small signal diode on heatsink - need suggestion
  62. P14nf12FP amplifier schematic requested
  63. Creek 5350MK2 (5350-II 5350 Mark 2 5350-MK2) - circuit descr. arround Q12a wanted
  64. Why do YOU DIY? Answer for my college research paper.
  65. VU meters
  66. Transformer for 80's Yamaha a-320
  67. Power Amplifier - Pre Amplifier Unity gain - Voltage gain - where as royal way ?
  68. Technics SU-Z400 problem
  69. Problem with isolated and lifted grounds
  70. Attenuation
  71. Studio Series Pre-Amp
  72. Line preamp acting as a tuner how is it possibile ?
  73. My implementation of the Cordell Distortion Analyser
  74. Crown DC300a Repair Questions
  75. Possible fake Toshiba/Sanken transistors?
  76. Reverse of the old Loudness Control
  77. Triangle TE 60 Amplifier mods
  78. Recommendation Please-100W Wide-Bandwidth Amp
  79. 2SA1210 Transistor info
  80. help with translating from chinese
  81. Transistors for 80's vintage amps
  82. Amplifier Topology
  83. Pioneer A-300X, strange VAS
  84. Crown XLS 602 Bridge switch mod
  85. Try Again- Need help on an HK330B
  86. Trying to build a small battery powered amp...
  87. Anyone have made those diy discretes op-amps ?
  88. Opamp circuit to boost a small range of audio frequency
  89. Diagnosing a power amp
  90. Topology Federmann, HQQF-55 ...
  91. Amplifier Stand - Ikea Modded
  92. some help with a 2 channel project.
  93. Realistic MPA-100 Model#32-2023
  94. THD and IM - a new approach to the perception of distortion
  95. Watt Sucking Fireball Series
  96. How much headroom is needed
  97. FM Acoustics FM 1000 Ultra-High Power Amplifier, the absolute State of the Art?
  98. Zero feedback push-pull buffer : piezo driver idea
  99. diagnosing remote control for Unison Unico
  100. Slightly evolved P3A simulation
  101. TO-3 BJT's
  102. Marantz PM66SE - fuse blown
  103. Please Help to undustand this
  104. Rotel RB 850 and Marantz 5002 both burnt out, please help!
  105. 2SK56/2SJ176 Mosfet wiring needed to avoid oscillation
  106. Phono Stage for Arcam Preamp
  107. 2sk135/2sj50 amp schematic?
  108. Krell Chassis, where?
  109. Power measurements
  110. Best Audio Relays
  111. Marantz PM44SE - Distortion from input selector
  112. leach troubleshooting
  113. Source follower thermal cycling?
  114. Pre/Power Amp Confusions/Problems with Yamaha Bass Cabinet
  115. NAD 304. Single folded VAS?
  116. Question about Class-A Amplifier.
  117. j352 - k2221 MOSFET PAIRS
  118. Single rail precision full wave rectifier - full gnd->rail DC swing possible?
  119. Alchemist Forseti ADP20 schematics
  120. SOIC to DIP adaptors
  121. Discrete preamp - seeking opinion and advice
  122. No global Feedback Amp - Opinions
  123. Current Source video from Linear Tech
  124. Question About Transistor Matching
  125. Potentiometer Overview - Alps, Penny+Giles, TKD and Vishay and more, what's your fav?
  126. Use Tube Pre amp or not ?
  127. Parasound HCA-1500A - I need some help (noob warning)
  128. stability of my preamp
  129. An7512
  130. A trashed currentfeedback amp from 2003 with CFP output....
  131. BF245 help please
  132. Mission Cyrus III
  133. Qsc amps with "flying power" supply?
  134. Creek phono amp card
  135. J Fet Buffer problem - help !
  136. Can i convert voltage from 110v to 220v in these units?
  137. Potentiometer like Alps for complete disassembly wanted
  138. Marantz 2252b help
  139. Baxandall tone control circuit
  140. DN2540N5 current rating oddity
  141. 20w Class A amplifier!
  142. Updating an old Rotel RA820A to use HEXFETS's amongst other mods :)
  143. What amp to build for a ESL speaker?
  144. Power cord replacement - ground?
  145. Question about differential amplifier latchup
  146. 2SK371 FETs
  147. Simple clip led circuit.
  148. Q's on Bridging
  149. Adcom GFA -585 turn on/off thud/popping
  150. problem with luxman l530
  151. Class h
  152. Schematic needed from amp RA600 (RA 600) of the Turkish brand Westsound (West Sound)
  153. Power Amplifier Models from the old UK brand "POWER"
  154. ampli JVC A-x30
  155. What is an 'NFR' and 'NFL' lead?
  156. Update of the Aragon 4004
  157. benefits of mosfet amplifier
  158. Needing advice on first amp repair
  159. Help NAD 7225PE (3020) receiver output transistors replacement
  160. Who knows the Nikko Alpha II ?
  161. legend master amplifier by boraomega
  162. Dual Mosfets for current source?
  163. DIY mic preamp possible ?
  164. Which amp? -and how - for a ribbon speaker
  165. Voltage gain stage for Non-NFB MOSFET current amp
  166. idea about 200w circuit
  167. Stabilizing CPF output stages
  168. Cyrus Two to TV
  169. equivalent diode for 1ss176?
  170. Relay Question on PS Audio 200c
  171. Audio Research amp rebuild
  172. Cyrus 3
  173. Output solution for tubes sound
  174. schematic needed for Vincent LS1 (LS-1) and D150 (D-150)
  175. Sony TA-F60
  176. Fetishizator for tda1543
  177. Loudspeaker thump
  178. Help me fix my Lindsley Hood mono
  179. Please, power amplifier active input filters needed
  180. Help needed with a broken Adcom GFA-5800
  181. Help -newbe DIY'er needs Gurus' advice
  182. Harman Kardon Mods
  183. arcam alpha 8R schematic
  184. How to measure OP-Amp Oscillation?
  185. How to measure Common Mode Signals in the input stage?
  186. Better Audio with or without NFB (Negative Feedback) - for me the wrong Question
  187. μpc1342V driver ic
  188. Hybrid Amp IC plus only output stage TDA7293
  189. What needs replacing? Intermittent popping and clicking
  190. Hello all and Question about MOSFETs
  191. The best audio amplifier books - Overview (Google books)
  192. IC Protector
  193. Leach PCB v4.5?
  194. At 500 euros: Avondale NCC200, trafos, caps and bridges
  195. One of the best books about audio amplifier technologies now on the web
  196. John Lindsley Hood 80 watt mono
  197. Request repair help JVC AX-211 stereo amp
  198. Info or datasheet needed for an M4B51 bridge rectifier
  199. JLH Question
  200. newbie de-lurks
  201. Quasi-Balanced Method
  202. Meridian M2 powered speakers
  203. Marantz SR-50L schematics needed
  204. Any new design sliding bias amps out there ?
  205. Denon DRA-35V, channel cuts out
  206. LME49830 2-pole compensation
  207. Leach amp power-up
  208. 500Watts plate ampl circuit
  209. Help with very high power amp modules
  210. Problem with NAD3020.Inputs not working.
  211. YAP 2.1 supervisor system video
  212. Dx TriAmp bass unit
  213. Phase shifts with 'all pass' filters - understanding sought!
  214. Cyrus 1 amp
  215. LM3886 100k input
  216. State of the Art TODAY
  217. I am desperate for help with my amp
  218. MF B200 bleeding resistors
  219. Hafler P500 - One channel quieter than the other
  220. driver caps 100 watt PA
  221. Sjoland - distortion cancellation (after Sandman)
  222. Switch mode between Hawksford error correction and NFB by Unity Gain
  223. which diode do you want to use?
  224. Choosing an amp from taobao.com
  225. I need booster assembly help
  226. Amp blowing fuses....
  227. Transformer details for Carver M400
  228. Clip LED circuit, will this work ?
  229. Phase shift help (how's your maths?!)
  230. test for dc offset?
  231. Hafler DH-200 Bias Problem
  232. bias Audiolab 8000P
  233. Need to change phono gain on Rowland phono module
  234. Need fuse. 0.1 Amp, 250V or 125V for Marantz 2130
  235. Need Help for indentify Power Amp made in sweden
  236. Best way to implement thermal protection?
  237. HIRAGA 'le class a'
  238. Yet another Push-Pull
  239. Any project for me?
  240. Is this amp worth improving ???
  241. Pavel Dudek's (Upupa Epops) amplifiers II
  242. Attempt at an amp with a few watts
  243. best sounding Tx for sub 10watt class A audio amp?
  244. Single Ended Active Crossovers for Open Baffle Speakers
  245. 60 w power amplifier
  246. Yamaha's Hyperbolic Conversion Amplification (HCA) Circuit
  247. Yamaha rx-700 service manual
  248. Burnt Tantalum Resistor Question
  249. Best method(s) for testing PS caps?
  250. how can I clean gold plated tracks?

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