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  1. Blown Guitar Amp
  2. Feedback artifacts, cars and semantics
  3. Input selector using PS gating of opamps?
  4. Luxman M-05, 105w class A
  5. Voltage Change US/UK
  6. Non-Inverted Gainclone PCB layout (LM3875)
  7. pro amplifiers vs. home audio amplifiers
  8. Basic question
  9. Help w/ opamp circ to remove DC from DSD
  10. Pavel Dudek's (Upupa Epops) amplifiers
  11. Oscillator reconditioning
  12. Help with amp
  13. Folded Cascode Sound?
  14. Bi-Amping with Arcam Alpha 6 possible?
  15. Analog VCA's
  16. single ended mosfet amp
  17. downgrading filter caps, will it work?
  18. Are dual rectifier bridges useful?
  19. DC powersupply +-15V 2-3A
  20. LM317-based regulated PSU: how does this thing work?
  21. Amp power supply question
  22. Transformer Question
  23. OP-AMP output impedance
  24. Chokes in PSU
  25. Cascode PSUs
  26. anyone have any experience with these amps.
  27. IRF540 V IRF540n
  28. Basic question about choosing op amps
  29. Irf540/9540
  30. Rod Elliot's new Mosfet amp
  31. Arrow MLJ4281/4302 thumbs down
  32. Audio analogue puccini amplifier schematic
  33. The sound of concatenated opamps.
  34. RFI problems
  35. c5200-0 Transistor
  36. Hello! anyone here?
  37. Is there anybody built a non feedback amplifier??
  38. Which of those preamps has a better parts quality ?
  39. Denon Protection Circuit
  40. Solvent washing PCB boards
  41. A Krell Revamp
  42. Replacing power supply capacitors
  43. New Webench amplifier tool from NatSemi
  44. Broadcast RIAA Blues
  45. Ad8099
  46. Class-A calculations
  47. Cambridge Audio P50 mystery
  48. Active Crossovers.
  49. The JC-2 preamp schematic on the website is wrong...Mr.John C?
  50. Help on Mission 700AS Subwoofer Amplifier!!!
  51. Counterpoint SA-220..got two...time to Mod them!
  52. Pioneer SX-838 -- random no sound output, clicking relay
  53. NJM4560 replacement
  54. 150W Is it good?
  55. Good Dual Opamp >+/-15V suggestion
  56. What graph to look at?
  57. Slow turn-on for LM78XX regulators?
  58. Adcom GFA-555 Pro
  59. inductance multiplier
  60. Transistor X-reference
  61. Schema for a variable subsonic filter?
  62. Help me with my PSU PCB
  63. What do you think about this schematic?
  64. Which node(s) to worry about in CFB amplifiers
  65. Type of 12V trigger on Amp?
  66. musical fidelity transistors....
  67. Crossover multiplyer
  68. P3a No quiescent current!
  69. Calculation of power audio amplifiers
  70. adcom gfa 545 II doesn't work
  71. DC controlled gain circuit
  72. Trimming resistors
  73. SOA and sagging PS
  74. does this make sense?
  75. 2-ohm stable amplifier PCBs or kits available?
  76. output devices installed before testing?
  77. AGC for PA / SR application
  78. Electrostatic suited amp
  79. Is this safe for OPA2134?
  80. DC Source Impedance measurement
  81. Help with op amp alternatives and spice so i can graduate
  82. How do I ground this?
  83. Holtons lateral amp
  84. Noise Cancelling Headphoneamp design.
  85. Winding Choke Calculations for CCS
  86. VAS pair
  87. Op amp questions for Mr. Wurcer
  88. Torroid coil is humming.
  89. Audio Design Guide
  90. Will this work for a WM61a?
  91. Help! Problem in My Receiver - Marantz RS685
  92. adding headphones on DOZ power amp
  93. Digitally controlled Baxandall?
  94. A preamp with tone controls
  95. SMA connectors -- why not?
  96. Recomend me a project
  97. Gain pot instead of volume pot
  98. fisher amp
  99. Looking for pn4889 for a B&K st-140
  100. Easiest way to reduce rails.
  101. Need some advice for amp-schematics
  102. About the wire impendence
  103. Convert Krell 300iL to European voltage
  104. Does anybody made QSC amplifier
  105. Please rate designs for n-ch mosfet amp
  106. amplifier with HF-parallel channel
  107. power transformers
  108. Peavey M-2600 trouble
  109. Panasonic receiver
  110. software for electronic circuit
  111. 20W No-Compromise Hi-End Amplifier
  112. Presentation + Class A amp with NEC 2SD555 / 2SB600
  113. Newbie question: Inducter
  114. Swiss Physics 6A repair info
  115. My assymetric->symmetric PSU, please comment
  116. Need new low profile caps for moth amp
  117. Tweak/Mod NAD C350
  118. does anybody know the wire thickness of MCAP/MCAP supreme??
  119. Portable direct drive amplifier for ESL headphones
  120. Carbon Film resistors *Marantz*
  121. Wtb:active Crossover Kit
  122. 1200w+ Amp Shootout March 27-28
  123. DSelf Precision Preamp Balance Control
  124. diy signal router
  125. The sound of two transistors switching
  126. amplifiers
  127. Up-Grade My Car Amplifier
  128. pcb
  129. Need Help Fixing an old NAD 304
  130. Is LM3875 better tham LM3876
  131. Floating Bias in Leach vs. Slone ??
  132. measuring a transformer Marantz 2245
  133. car amp power supply idea
  134. CRT monitor Help
  135. Moron Gainclone Questions
  136. SC480 Troubles....
  137. Please comment for my new CFB amp
  138. Discussing digital and class A amps
  139. my CFB has permanent DC offset-2
  140. square wave gen needed
  141. My CFB amp has permanent DC offset
  142. power amplifier with one-stage voltage amplification
  143. having problems with DOZ, help request
  144. Suggestions On Additional Circuits
  145. Digital input selector. What do you think about it?
  146. Need some help with a kit
  147. mux two input to one...
  148. Circuit Modification
  149. stereoplay 1988 Monoblock from GŁnter Mania
  150. Preamplifier from German magazine Klang&Ton
  151. About p3a
  152. BC559/549 - brand?
  153. Current feedback a la Mark Alexander+QRV06 = QRV03
  154. LM350 adjust pin
  155. Does anybody know Lee Jackson
  156. 230w 8 ohm approx replacement board of any kind 80vdc please help
  157. DIY Solid State amp
  158. Rails of most amps will be three times the RMS output voltage minus
  159. FET input stage problems
  160. circuit diagram to build my DIY preamp
  161. Need design book recommendation
  162. Alpine 3544 amplifier - cicuit diagram
  163. 2SC1345E Replacement
  164. low power class A SE MOSFET amp
  165. Snubbing Cap values on bridge rectifiers.
  166. Trace elliot ppa 600
  167. Current project: 1kW
  168. Amp repair failure
  169. Active Filter - GvT
  170. New Amp Project - GvT
  171. Denon Transistors
  172. Debugging Quasi amp
  173. marantz 1060 transformer
  174. Upgrading opamps in I/V stage
  175. Harmon Kardon vintage HK775 monoblock info
  176. byop amp on battery's
  177. static
  178. TEAC Dt1 modification
  179. Importance of Heatsinking
  180. DC offset in commercial amp
  181. Toroidal Transformer
  182. crecendo me protection ckt
  183. Resistors for dummy load?
  184. Building P3A Amplifier
  185. Manual / Circuit Diagramm for Music Fideltiy MA50x
  186. Rotel 972 Balanced out...
  187. Shielding interconnects
  188. Modest IGBT SE project
  189. Low openloop gain amplifier
  190. 2 channel in, 4 channel out
  191. input selector switches
  192. Need a decent kit
  193. My X-Power amp design
  194. help required with regulator circuit please
  195. Who knows this TO3?
  196. Any problems with Fun-Tak (tm) on the PCB?
  197. Kill the Crummy Opamp!!
  198. Hexfet power amplifier
  199. Plate amps- high vs low ohm connections?
  200. quad 502 pcb anyone?
  201. Linx-NZ audio manufacturer
  202. Borbely Fet Follower SPICE modeling
  203. swapping 2955/3055's for new on semi mjl4281A/mjl4202A ?
  204. Need of STK4197MK2
  205. Need of TCA530
  206. balanced input problem
  207. Oscillating DoZ
  208. ... minimizing op amp distortion
  209. Amp with high voltage output(+- 800V)
  210. Help with Leach amp
  211. excuse me...
  212. sanken 2sd123 replacement??
  213. transformer question
  214. p3a dual mono?
  215. Today's Puzzler ??
  216. Good sound, what is it?
  217. Why no MOSFETs?
  218. Usable distortion analyser for Pre-/Amps
  219. P3A - getting more power
  220. Strange vol. pot behaviour ?!
  221. JLH input impedance
  222. Technics SU V85A
  223. Power supply for Car amp
  224. Borbely Fet Follower / HarryHaller?
  225. tip 36c
  226. schematic drawing
  227. 10-20W Claa-A..which one ??
  228. Need schematic for 9v DC PSU
  229. Good job for Leach superamp
  230. need some help finding a resistor
  231. capacitor question (p3a)
  232. Asymmetrical amplifier
  233. Harmon Kardon Citation 16
  234. Amp suggestions for @ $400 U.S.
  235. NAD 7020, problem with tuner++ (centering).
  236. Zenquito 5x50W : nearly the building end
  237. solid state amps
  238. zobel network / emitter resistors
  239. symetric amp with mirrors, vas bias stability?
  240. Completed stereo amp project
  241. Simple discrete unity gain buffer
  242. Advice for a newbie
  243. Buy Mark Levinson for Peanuts
  244. Floating voltages
  245. Wiring supply rails to output devices
  246. external amp for subwoofer
  247. Which amp should I build?
  248. volume control question
  249. Re: JLH 10 Watt class A amplifier
  250. ????????

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