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  1. Stop!! Stop!! Stop!!
  2. MJL4281-4302 Matching
  3. Accuphase A-50-Clone
  4. a question of ground
  5. Blown Guitar Amp
  6. Feedback artifacts, cars and semantics
  7. Input selector using PS gating of opamps?
  8. Luxman M-05, 105w class A
  9. Voltage Change US/UK
  10. Non-Inverted Gainclone PCB layout (LM3875)
  11. pro amplifiers vs. home audio amplifiers
  12. Basic question
  13. Help w/ opamp circ to remove DC from DSD
  14. Pavel Dudek's (Upupa Epops) amplifiers
  15. Oscillator reconditioning
  16. Help with amp
  17. Folded Cascode Sound?
  18. Bi-Amping with Arcam Alpha 6 possible?
  19. Analog VCA's
  20. single ended mosfet amp
  21. downgrading filter caps, will it work?
  22. Are dual rectifier bridges useful?
  23. DC powersupply +-15V 2-3A
  24. LM317-based regulated PSU: how does this thing work?
  25. Amp power supply question
  26. Transformer Question
  27. OP-AMP output impedance
  28. Chokes in PSU
  29. Cascode PSUs
  30. anyone have any experience with these amps.
  31. IRF540 V IRF540n
  32. Basic question about choosing op amps
  33. Irf540/9540
  34. Rod Elliot's new Mosfet amp
  35. Arrow MLJ4281/4302 thumbs down
  36. Audio analogue puccini amplifier schematic
  37. The sound of concatenated opamps.
  38. RFI problems
  39. c5200-0 Transistor
  40. Hello! anyone here?
  41. Is there anybody built a non feedback amplifier??
  42. Which of those preamps has a better parts quality ?
  43. Denon Protection Circuit
  44. Solvent washing PCB boards
  45. A Krell Revamp
  46. Replacing power supply capacitors
  47. New Webench amplifier tool from NatSemi
  48. Broadcast RIAA Blues
  49. Ad8099
  50. Class-A calculations
  51. Cambridge Audio P50 mystery
  52. Active Crossovers.
  53. The JC-2 preamp schematic on the website is wrong...Mr.John C?
  54. Help on Mission 700AS Subwoofer Amplifier!!!
  55. Counterpoint SA-220..got two...time to Mod them!
  56. Pioneer SX-838 -- random no sound output, clicking relay
  57. NJM4560 replacement
  58. 150W Is it good?
  59. Good Dual Opamp >+/-15V suggestion
  60. What graph to look at?
  61. Slow turn-on for LM78XX regulators?
  62. Adcom GFA-555 Pro
  63. inductance multiplier
  64. Transistor X-reference
  65. Schema for a variable subsonic filter?
  66. Help me with my PSU PCB
  67. What do you think about this schematic?
  68. Which node(s) to worry about in CFB amplifiers
  69. Type of 12V trigger on Amp?
  70. musical fidelity transistors....
  71. Crossover multiplyer
  72. P3a No quiescent current!
  73. Calculation of power audio amplifiers
  74. adcom gfa 545 II doesn't work
  75. DC controlled gain circuit
  76. Trimming resistors
  77. SOA and sagging PS
  78. does this make sense?
  79. 2-ohm stable amplifier PCBs or kits available?
  80. output devices installed before testing?
  81. AGC for PA / SR application
  82. Electrostatic suited amp
  83. Is this safe for OPA2134?
  84. DC Source Impedance measurement
  85. Help with op amp alternatives and spice so i can graduate
  86. How do I ground this?
  87. Holtons lateral amp
  88. Noise Cancelling Headphoneamp design.
  89. Winding Choke Calculations for CCS
  90. VAS pair
  91. Op amp questions for Mr. Wurcer
  92. Torroid coil is humming.
  93. Audio Design Guide
  94. Will this work for a WM61a?
  95. Help! Problem in My Receiver - Marantz RS685
  96. adding headphones on DOZ power amp
  97. Digitally controlled Baxandall?
  98. A preamp with tone controls
  99. SMA connectors -- why not?
  100. Recomend me a project
  101. Gain pot instead of volume pot
  102. fisher amp
  103. Looking for pn4889 for a B&K st-140
  104. Easiest way to reduce rails.
  105. Need some advice for amp-schematics
  106. About the wire impendence
  107. Convert Krell 300iL to European voltage
  108. Does anybody made QSC amplifier
  109. Please rate designs for n-ch mosfet amp
  110. amplifier with HF-parallel channel
  111. power transformers
  112. Peavey M-2600 trouble
  113. Panasonic receiver
  114. software for electronic circuit
  115. 20W No-Compromise Hi-End Amplifier
  116. Presentation + Class A amp with NEC 2SD555 / 2SB600
  117. Newbie question: Inducter
  118. Swiss Physics 6A repair info
  119. My assymetric->symmetric PSU, please comment
  120. Need new low profile caps for moth amp
  121. Tweak/Mod NAD C350
  122. does anybody know the wire thickness of MCAP/MCAP supreme??
  123. Portable direct drive amplifier for ESL headphones
  124. Carbon Film resistors *Marantz*
  125. Wtb:active Crossover Kit
  126. 1200w+ Amp Shootout March 27-28
  127. DSelf Precision Preamp Balance Control
  128. diy signal router
  129. The sound of two transistors switching
  130. amplifiers
  131. Up-Grade My Car Amplifier
  132. pcb
  133. Need Help Fixing an old NAD 304
  134. Is LM3875 better tham LM3876
  135. Floating Bias in Leach vs. Slone ??
  136. measuring a transformer Marantz 2245
  137. car amp power supply idea
  138. CRT monitor Help
  139. Moron Gainclone Questions
  140. SC480 Troubles....
  141. Please comment for my new CFB amp
  142. Discussing digital and class A amps
  143. my CFB has permanent DC offset-2
  144. square wave gen needed
  145. My CFB amp has permanent DC offset
  146. power amplifier with one-stage voltage amplification
  147. having problems with DOZ, help request
  148. Suggestions On Additional Circuits
  149. Digital input selector. What do you think about it?
  150. Need some help with a kit
  151. mux two input to one...
  152. Circuit Modification
  153. stereoplay 1988 Monoblock from GŁnter Mania
  154. Preamplifier from German magazine Klang&Ton
  155. About p3a
  156. BC559/549 - brand?
  157. Current feedback a la Mark Alexander+QRV06 = QRV03
  158. LM350 adjust pin
  159. Does anybody know Lee Jackson
  160. 230w 8 ohm approx replacement board of any kind 80vdc please help
  161. DIY Solid State amp
  162. Rails of most amps will be three times the RMS output voltage minus
  163. FET input stage problems
  164. circuit diagram to build my DIY preamp
  165. Need design book recommendation
  166. Alpine 3544 amplifier - cicuit diagram
  167. 2SC1345E Replacement
  168. low power class A SE MOSFET amp
  169. Snubbing Cap values on bridge rectifiers.
  170. Trace elliot ppa 600
  171. Current project: 1kW
  172. Amp repair failure
  173. Active Filter - GvT
  174. New Amp Project - GvT
  175. Denon Transistors
  176. Debugging Quasi amp
  177. marantz 1060 transformer
  178. Upgrading opamps in I/V stage
  179. Harmon Kardon vintage HK775 monoblock info
  180. byop amp on battery's
  181. static
  182. TEAC Dt1 modification
  183. Importance of Heatsinking
  184. DC offset in commercial amp
  185. Toroidal Transformer
  186. crecendo me protection ckt
  187. Resistors for dummy load?
  188. Building P3A Amplifier
  189. Manual / Circuit Diagramm for Music Fideltiy MA50x
  190. Rotel 972 Balanced out...
  191. Shielding interconnects
  192. Modest IGBT SE project
  193. Low openloop gain amplifier
  194. 2 channel in, 4 channel out
  195. input selector switches
  196. Need a decent kit
  197. My X-Power amp design
  198. help required with regulator circuit please
  199. Who knows this TO3?
  200. Any problems with Fun-Tak (tm) on the PCB?
  201. Kill the Crummy Opamp!!
  202. Hexfet power amplifier
  203. Plate amps- high vs low ohm connections?
  204. quad 502 pcb anyone?
  205. Linx-NZ audio manufacturer
  206. Borbely Fet Follower SPICE modeling
  207. swapping 2955/3055's for new on semi mjl4281A/mjl4202A ?
  208. Need of STK4197MK2
  209. Need of TCA530
  210. balanced input problem
  211. Oscillating DoZ
  212. ... minimizing op amp distortion
  213. Amp with high voltage output(+- 800V)
  214. Help with Leach amp
  215. excuse me...
  216. sanken 2sd123 replacement??
  217. transformer question
  218. p3a dual mono?
  219. Today's Puzzler ??
  220. Good sound, what is it?
  221. Why no MOSFETs?
  222. Usable distortion analyser for Pre-/Amps
  223. P3A - getting more power
  224. Strange vol. pot behaviour ?!
  225. JLH input impedance
  226. Technics SU V85A
  227. Power supply for Car amp
  228. Borbely Fet Follower / HarryHaller?
  229. tip 36c
  230. schematic drawing
  231. 10-20W Claa-A..which one ??
  232. Need schematic for 9v DC PSU
  233. Good job for Leach superamp
  234. need some help finding a resistor
  235. capacitor question (p3a)
  236. Asymmetrical amplifier
  237. Harmon Kardon Citation 16
  238. Amp suggestions for @ $400 U.S.
  239. NAD 7020, problem with tuner++ (centering).
  240. Zenquito 5x50W : nearly the building end
  241. solid state amps
  242. zobel network / emitter resistors
  243. symetric amp with mirrors, vas bias stability?
  244. Completed stereo amp project
  245. Simple discrete unity gain buffer
  246. Advice for a newbie
  247. Buy Mark Levinson for Peanuts
  248. Floating voltages
  249. Wiring supply rails to output devices
  250. external amp for subwoofer

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