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  1. A&R Cambridge A60 Amp left channel very low distorted
  2. nikko TRM-750
  3. Qs on Parasound HCA-1200 - Popping.
  4. Velleman Volume remote - tv, not hi-fi
  5. Spoeaker protection, project #33
  6. Need help with output stage
  7. PHONIC PWA 2200 schematic Needed
  8. Azur 640A v2 Service manual
  9. C.E.C AMP3300R (3300 R Amp 3300R Amp3300) and AMP5300R LEF Class A schematic wanted
  10. need schematic VR-209
  11. Carver receiver part I.D.
  12. power amp for active high pass section
  13. Advice wanted on using old relays in DC protection circuits
  14. Soft start question
  15. Copper ring as a shield of the main power cables???
  16. Your opinion about this schematics?
  17. Magnatec's new line - ALFET
  18. need schematic
  19. Amplifer 1 channel dead .Please help
  20. Re-start long idlle Parasound HCA-220ii
  21. Leak Delta 70 - Attempt DIY, Overhaul or buy another amp?
  22. Need Better power amp for active x'over.
  23. Replacement Denon 2sk184c
  24. Replacement transistors for Leach Superamp. Help needed!
  25. Replacement transistors in Leach Superamp. Help needed!
  26. protection/limmit with ldr
  27. Pioneer SA-1050
  28. C Audio RA3001.....I could do with some help!!
  29. New idea for low dissipation Class A amplifier.
  30. It's cheap, it's N, it's dirty, it's.... The CIRCLOMOS!!!
  31. marantz sc 7 service manual
  32. Help with a foolish question- technics se-m100
  33. Help with these? DC300A schematic anyone? Parts
  34. Mounting a small signal diode on heatsink - need suggestion
  35. P14nf12FP amplifier schematic requested
  36. Creek 5350MK2 (5350-II 5350 Mark 2 5350-MK2) - circuit descr. arround Q12a wanted
  37. Why do YOU DIY? Answer for my college research paper.
  38. VU meters
  39. Transformer for 80's Yamaha a-320
  40. Power Amplifier - Pre Amplifier Unity gain - Voltage gain - where as royal way ?
  41. Technics SU-Z400 problem
  42. Problem with isolated and lifted grounds
  43. Attenuation
  44. Studio Series Pre-Amp
  45. Line preamp acting as a tuner – how is it possibile ?
  46. My implementation of the Cordell Distortion Analyser
  47. Crown DC300a Repair Questions
  48. Possible fake Toshiba/Sanken transistors?
  49. Reverse of the old Loudness Control
  50. Triangle TE 60 Amplifier mods
  51. Recommendation Please-100W Wide-Bandwidth Amp
  52. 2SA1210 Transistor info
  53. help with translating from chinese
  54. Transistors for 80's vintage amps
  55. Amplifier Topology
  56. Pioneer A-300X, strange VAS
  57. Crown XLS 602 Bridge switch mod
  58. Try Again- Need help on an HK330B
  59. Trying to build a small battery powered amp...
  60. Anyone have made those diy discretes op-amps ?
  61. Opamp circuit to boost a small range of audio frequency
  62. Diagnosing a power amp
  63. Topology Federmann, HQQF-55 ...
  64. Amplifier Stand - Ikea Modded
  65. some help with a 2 channel project.
  66. Realistic MPA-100 Model#32-2023
  67. THD and IM - a new approach to the perception of distortion
  68. Watt Sucking Fireball Series
  69. How much headroom is needed
  70. FM Acoustics FM 1000 Ultra-High Power Amplifier, the absolute State of the Art?
  71. Zero feedback push-pull buffer : piezo driver idea
  72. diagnosing remote control for Unison Unico
  73. Slightly evolved P3A simulation
  74. TO-3 BJT's
  75. Marantz PM66SE - fuse blown
  76. Please Help to undustand this
  77. Rotel RB 850 and Marantz 5002 both burnt out, please help!
  78. 2SK56/2SJ176 Mosfet wiring needed to avoid oscillation
  79. Phono Stage for Arcam Preamp
  80. 2sk135/2sj50 amp schematic?
  81. Krell Chassis, where?
  82. Power measurements
  83. Best Audio Relays
  84. Marantz PM44SE - Distortion from input selector
  85. leach troubleshooting
  86. Source follower thermal cycling?
  87. Pre/Power Amp Confusions/Problems with Yamaha Bass Cabinet
  88. NAD 304. Single folded VAS?
  89. Question about Class-A Amplifier.
  90. j352 - k2221 MOSFET PAIRS
  91. Single rail precision full wave rectifier - full gnd->rail DC swing possible?
  92. Alchemist Forseti ADP20 schematics
  93. SOIC to DIP adaptors
  94. Discrete preamp - seeking opinion and advice
  95. No global Feedback Amp - Opinions
  96. Current Source video from Linear Tech
  97. Question About Transistor Matching
  98. Potentiometer Overview - Alps, Penny+Giles, TKD and Vishay and more, what's your fav?
  99. Use Tube Pre amp or not ?
  100. Parasound HCA-1500A - I need some help (noob warning)
  101. stability of my preamp
  102. An7512
  103. A trashed currentfeedback amp from 2003 with CFP output....
  104. BF245 help please
  105. Mission Cyrus III
  106. Qsc amps with "flying power" supply?
  107. Creek phono amp card
  108. J Fet Buffer problem - help !
  109. Can i convert voltage from 110v to 220v in these units?
  110. Potentiometer like Alps for complete disassembly wanted
  111. Marantz 2252b help
  112. Baxandall tone control circuit
  113. DN2540N5 current rating oddity
  114. 20w Class A amplifier!
  115. Updating an old Rotel RA820A to use HEXFETS's amongst other mods :)
  116. What amp to build for a ESL speaker?
  117. Power cord replacement - ground?
  118. Question about differential amplifier latchup
  119. 2SK371 FETs
  120. Simple clip led circuit.
  121. Q's on Bridging
  122. Adcom GFA -585 turn on/off thud/popping
  123. problem with luxman l530
  124. Class h
  125. Schematic needed from amp RA600 (RA 600) of the Turkish brand Westsound (West Sound)
  126. Power Amplifier Models from the old UK brand "POWER"
  127. ampli JVC A-x30
  128. What is an 'NFR' and 'NFL' lead?
  129. Update of the Aragon 4004
  130. benefits of mosfet amplifier
  131. Needing advice on first amp repair
  132. Help NAD 7225PE (3020) receiver output transistors replacement
  133. Who knows the Nikko Alpha II ?
  134. legend master amplifier by boraomega
  135. Dual Mosfets for current source?
  136. DIY mic preamp possible ?
  137. Which amp? -and how - for a ribbon speaker
  138. Voltage gain stage for Non-NFB MOSFET current amp
  139. idea about 200w circuit
  140. Stabilizing CPF output stages
  141. Cyrus Two to TV
  142. equivalent diode for 1ss176?
  143. Relay Question on PS Audio 200c
  144. Audio Research amp rebuild
  145. Cyrus 3
  146. Output solution for tubes sound
  147. schematic needed for Vincent LS1 (LS-1) and D150 (D-150)
  148. Sony TA-F60
  149. Fetishizator for tda1543
  150. Loudspeaker thump
  151. Help me fix my Lindsley Hood mono
  152. Please, power amplifier active input filters needed
  153. Help needed with a broken Adcom GFA-5800
  154. Help -newbe DIY'er needs Gurus' advice
  155. Harman Kardon Mods
  156. arcam alpha 8R schematic
  157. How to measure OP-Amp Oscillation?
  158. How to measure Common Mode Signals in the input stage?
  159. Better Audio with or without NFB (Negative Feedback) - for me the wrong Question
  160. μpc1342V driver ic
  161. Hybrid Amp IC plus only output stage TDA7293
  162. What needs replacing? Intermittent popping and clicking
  163. Hello all and Question about MOSFETs
  164. The best audio amplifier books - Overview (Google books)
  165. IC Protector
  166. Leach PCB v4.5?
  167. At 500 euros: Avondale NCC200, trafos, caps and bridges
  168. One of the best books about audio amplifier technologies now on the web
  169. John Lindsley Hood 80 watt mono
  170. Request repair help JVC AX-211 stereo amp
  171. Info or datasheet needed for an M4B51 bridge rectifier
  172. JLH Question
  173. newbie de-lurks
  174. Quasi-Balanced Method
  175. Meridian M2 powered speakers
  176. Marantz SR-50L schematics needed
  177. Any new design sliding bias amps out there ?
  178. Denon DRA-35V, channel cuts out
  179. LME49830 2-pole compensation
  180. Leach amp power-up
  181. 500Watts plate ampl circuit
  182. Help with very high power amp modules
  183. Problem with NAD3020.Inputs not working.
  184. YAP 2.1 supervisor system video
  185. Dx TriAmp bass unit
  186. Phase shifts with 'all pass' filters - understanding sought!
  187. Cyrus 1 amp
  188. LM3886 100k input
  189. State of the Art TODAY
  190. I am desperate for help with my amp
  191. MF B200 bleeding resistors
  192. Hafler P500 - One channel quieter than the other
  193. driver caps 100 watt PA
  194. Sjoland - distortion cancellation (after Sandman)
  195. Switch mode between Hawksford error correction and NFB by Unity Gain
  196. which diode do you want to use?
  197. Choosing an amp from taobao.com
  198. I need booster assembly help
  199. Amp blowing fuses....
  200. Transformer details for Carver M400
  201. Clip LED circuit, will this work ?
  202. Phase shift help (how's your maths?!)
  203. test for dc offset?
  204. Hafler DH-200 Bias Problem
  205. bias Audiolab 8000P
  206. Need to change phono gain on Rowland phono module
  207. Need fuse. 0.1 Amp, 250V or 125V for Marantz 2130
  208. Need Help for indentify Power Amp made in sweden
  209. Best way to implement thermal protection?
  210. HIRAGA 'le class a'
  211. Yet another Push-Pull
  212. Any project for me?
  213. Is this amp worth improving ???
  214. Pavel Dudek's (Upupa Epops) amplifiers II
  215. Attempt at an amp with a few watts
  216. best sounding Tx for sub 10watt class A audio amp?
  217. Single Ended Active Crossovers for Open Baffle Speakers
  218. 60 w power amplifier
  219. Yamaha's Hyperbolic Conversion Amplification (HCA) Circuit
  220. Yamaha rx-700 service manual
  221. Burnt Tantalum Resistor Question
  222. Best method(s) for testing PS caps?
  223. how can I clean gold plated tracks?
  224. heatsink thermal transfer
  225. Yamaha B2 P/S
  226. NAD c350 protection module problem
  227. PC Case for amplifier
  228. big plan: to build a professional amplifier
  229. [wanted] yamaha A-1 service manual / schematic
  230. Pioneer A-60 fault
  231. Teac AV H500 service manual
  232. A tubular 'Blameless'
  233. Can i replace mc1458 with opa2134?
  234. problem: project vellman!!
  235. Fortè Audio "Model 40" preamp information
  236. Perreaux problems
  237. Understanding an active full-wave rectifier
  238. Anatech's Transistor Matching Jig
  239. Need help with NAD C350
  240. Amplifier theoratical max rated output power based on supply voltage
  241. SE mosfet amplifier
  242. Rail Voltage vs Current tradeoff
  243. Transistor Testing Rig
  244. thermal stability of parallel FETs
  245. Optimal working condition for a bjt.
  246. power output
  247. Mark Levinson 23.5 Schematic required for Power supply showing transformers and rect.
  248. Help understanding this DC offset circuit?
  249. Trying to repair Samson SX1200 w/ blown outputs on one channel
  250. Philips 22 AH308 shematic

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