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  1. DEI 1100d, what could be wrong?
  2. Unstable when connecting PSU
  3. NEW to forum and audio. using OEM parts for new amp?
  4. Arcam Delta 290 : Humming input selector.
  5. HK 580I schematic, anyone?
  6. APOX passive volume grounding
  7. Distortion simulation with LTspice
  8. suitable equivalent to mj4502/802 in flat (t03p) package
  9. 2n3859a in place of q3 in P3a
  10. favorite prototyping boards
  11. Smps
  12. Choice of CCSs...
  13. Hafler DH 500 problem
  14. Lets make DIYAUDIO design
  15. MJL or 2SA/SC
  16. Electronic low-pass x-over
  17. battery powered pot circuit
  18. What harmonic does to sound?
  19. Bridge instead A+
  20. Rotel output fuse
  21. New Amp
  22. Making Digital Audio CABLES?
  23. schematics accuphase P300
  24. What is clipping?
  25. battery power versus traditional power
  26. crown d150 output transistors
  27. G-class with LM3886?
  28. Any opinions on KITSRUS amplifier kits
  29. Get Problem in Building P3A......
  30. counterfiet sa1943's ??
  31. New MOSFET design tool from Fairchild
  32. The sound of VMOSFET
  33. Perreaux sa2
  34. Discrete protection circuits
  35. scott 440a, looking for information
  36. Stop!! Stop!! Stop!!
  37. MJL4281-4302 Matching
  38. Accuphase A-50-Clone
  39. a question of ground
  40. Blown Guitar Amp
  41. Feedback artifacts, cars and semantics
  42. Input selector using PS gating of opamps?
  43. Luxman M-05, 105w class A
  44. Voltage Change US/UK
  45. Non-Inverted Gainclone PCB layout (LM3875)
  46. pro amplifiers vs. home audio amplifiers
  47. Basic question
  48. Help w/ opamp circ to remove DC from DSD
  49. Pavel Dudek's (Upupa Epops) amplifiers
  50. Oscillator reconditioning
  51. Help with amp
  52. Folded Cascode Sound?
  53. Bi-Amping with Arcam Alpha 6 possible?
  54. Analog VCA's
  55. single ended mosfet amp
  56. downgrading filter caps, will it work?
  57. Are dual rectifier bridges useful?
  58. DC powersupply +-15V 2-3A
  59. LM317-based regulated PSU: how does this thing work?
  60. Amp power supply question
  61. Transformer Question
  62. OP-AMP output impedance
  63. Chokes in PSU
  64. Cascode PSUs
  65. anyone have any experience with these amps.
  66. IRF540 V IRF540n
  67. Basic question about choosing op amps
  68. Irf540/9540
  69. Rod Elliot's new Mosfet amp
  70. Arrow MLJ4281/4302 thumbs down
  71. Audio analogue puccini amplifier schematic
  72. The sound of concatenated opamps.
  73. RFI problems
  74. c5200-0 Transistor
  75. Hello! anyone here?
  76. Is there anybody built a non feedback amplifier??
  77. Which of those preamps has a better parts quality ?
  78. Denon Protection Circuit
  79. Solvent washing PCB boards
  80. A Krell Revamp
  81. Replacing power supply capacitors
  82. New Webench amplifier tool from NatSemi
  83. Broadcast RIAA Blues
  84. Ad8099
  85. Class-A calculations
  86. Cambridge Audio P50 mystery
  87. Active Crossovers.
  88. The JC-2 preamp schematic on the website is wrong...Mr.John C?
  89. Help on Mission 700AS Subwoofer Amplifier!!!
  90. Counterpoint SA-220..got two...time to Mod them!
  91. Pioneer SX-838 -- random no sound output, clicking relay
  92. NJM4560 replacement
  93. 150W Is it good?
  94. Good Dual Opamp >+/-15V suggestion
  95. What graph to look at?
  96. Slow turn-on for LM78XX regulators?
  97. Adcom GFA-555 Pro
  98. inductance multiplier
  99. Transistor X-reference
  100. Schema for a variable subsonic filter?
  101. Help me with my PSU PCB
  102. What do you think about this schematic?
  103. Which node(s) to worry about in CFB amplifiers
  104. Type of 12V trigger on Amp?
  105. musical fidelity transistors....
  106. Crossover multiplyer
  107. P3a No quiescent current!
  108. Calculation of power audio amplifiers
  109. adcom gfa 545 II doesn't work
  110. DC controlled gain circuit
  111. Trimming resistors
  112. SOA and sagging PS
  113. does this make sense?
  114. 2-ohm stable amplifier PCBs or kits available?
  115. output devices installed before testing?
  116. AGC for PA / SR application
  117. Electrostatic suited amp
  118. Is this safe for OPA2134?
  119. DC Source Impedance measurement
  120. Help with op amp alternatives and spice so i can graduate
  121. How do I ground this?
  122. Holtons lateral amp
  123. Noise Cancelling Headphoneamp design.
  124. Winding Choke Calculations for CCS
  125. VAS pair
  126. Op amp questions for Mr. Wurcer
  127. Torroid coil is humming.
  128. Audio Design Guide
  129. Will this work for a WM61a?
  130. Help! Problem in My Receiver - Marantz RS685
  131. adding headphones on DOZ power amp
  132. Digitally controlled Baxandall?
  133. A preamp with tone controls
  134. SMA connectors -- why not?
  135. Recomend me a project
  136. Gain pot instead of volume pot
  137. fisher amp
  138. Looking for pn4889 for a B&K st-140
  139. Easiest way to reduce rails.
  140. Need some advice for amp-schematics
  141. About the wire impendence
  142. Convert Krell 300iL to European voltage
  143. Does anybody made QSC amplifier
  144. Please rate designs for n-ch mosfet amp
  145. amplifier with HF-parallel channel
  146. power transformers
  147. Peavey M-2600 trouble
  148. Panasonic receiver
  149. software for electronic circuit
  150. 20W No-Compromise Hi-End Amplifier
  151. Presentation + Class A amp with NEC 2SD555 / 2SB600
  152. Newbie question: Inducter
  153. Swiss Physics 6A repair info
  154. My assymetric->symmetric PSU, please comment
  155. Need new low profile caps for moth amp
  156. Tweak/Mod NAD C350
  157. does anybody know the wire thickness of MCAP/MCAP supreme??
  158. Portable direct drive amplifier for ESL headphones
  159. Carbon Film resistors *Marantz*
  160. Wtb:active Crossover Kit
  161. 1200w+ Amp Shootout March 27-28
  162. DSelf Precision Preamp Balance Control
  163. diy signal router
  164. The sound of two transistors switching
  165. amplifiers
  166. Up-Grade My Car Amplifier
  167. pcb
  168. Need Help Fixing an old NAD 304
  169. Is LM3875 better tham LM3876
  170. Floating Bias in Leach vs. Slone ??
  171. measuring a transformer Marantz 2245
  172. car amp power supply idea
  173. CRT monitor Help
  174. Moron Gainclone Questions
  175. SC480 Troubles....
  176. Please comment for my new CFB amp
  177. Discussing digital and class A amps
  178. my CFB has permanent DC offset-2
  179. square wave gen needed
  180. My CFB amp has permanent DC offset
  181. power amplifier with one-stage voltage amplification
  182. having problems with DOZ, help request
  183. Suggestions On Additional Circuits
  184. Digital input selector. What do you think about it?
  185. Need some help with a kit
  186. mux two input to one...
  187. Circuit Modification
  188. stereoplay 1988 Monoblock from GŁnter Mania
  189. Preamplifier from German magazine Klang&Ton
  190. About p3a
  191. BC559/549 - brand?
  192. Current feedback a la Mark Alexander+QRV06 = QRV03
  193. LM350 adjust pin
  194. Does anybody know Lee Jackson
  195. 230w 8 ohm approx replacement board of any kind 80vdc please help
  196. DIY Solid State amp
  197. Rails of most amps will be three times the RMS output voltage minus
  198. FET input stage problems
  199. circuit diagram to build my DIY preamp
  200. Need design book recommendation
  201. Alpine 3544 amplifier - cicuit diagram
  202. 2SC1345E Replacement
  203. low power class A SE MOSFET amp
  204. Snubbing Cap values on bridge rectifiers.
  205. Trace elliot ppa 600
  206. Current project: 1kW
  207. Amp repair failure
  208. Active Filter - GvT
  209. New Amp Project - GvT
  210. Denon Transistors
  211. Debugging Quasi amp
  212. marantz 1060 transformer
  213. Upgrading opamps in I/V stage
  214. Harmon Kardon vintage HK775 monoblock info
  215. byop amp on battery's
  216. static
  217. TEAC Dt1 modification
  218. Importance of Heatsinking
  219. DC offset in commercial amp
  220. Toroidal Transformer
  221. crecendo me protection ckt
  222. Resistors for dummy load?
  223. Building P3A Amplifier
  224. Manual / Circuit Diagramm for Music Fideltiy MA50x
  225. Rotel 972 Balanced out...
  226. Shielding interconnects
  227. Modest IGBT SE project
  228. Low openloop gain amplifier
  229. 2 channel in, 4 channel out
  230. input selector switches
  231. Need a decent kit
  232. My X-Power amp design
  233. help required with regulator circuit please
  234. Who knows this TO3?
  235. Any problems with Fun-Tak (tm) on the PCB?
  236. Kill the Crummy Opamp!!
  237. Hexfet power amplifier
  238. Plate amps- high vs low ohm connections?
  239. quad 502 pcb anyone?
  240. Linx-NZ audio manufacturer
  241. Borbely Fet Follower SPICE modeling
  242. swapping 2955/3055's for new on semi mjl4281A/mjl4202A ?
  243. Need of STK4197MK2
  244. Need of TCA530
  245. balanced input problem
  246. Oscillating DoZ
  247. ... minimizing op amp distortion
  248. Amp with high voltage output(+- 800V)
  249. Help with Leach amp
  250. excuse me...

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