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  1. Mains Switch Problems
  2. Optimal source degeneration resistance
  3. Help! Preamplifier Component Values
  4. hafler dh220
  5. Schematics for "NAD Stereo Receiver 7130"
  6. how do you check to see if your ground is bad inside of your amp?
  7. Change opamp in Rega Planet 2000
  8. Grounding problem
  9. New JFET switched volume control
  10. Yamaha A-760 of the Natural Sound range
  11. Opamps changed => metallic sound
  12. Modify a amplifier to have more power...
  13. Mosfet amp problem, Slone amp
  14. A broken Sony receiver
  15. elektor pa300
  16. loudspeaker protection and muting circuit trouble :(
  17. Regulator implementation questions
  18. DIY Silk screen
  19. Audiolab 8000A Fault
  20. Inverter
  21. wiring preamp outs on a preamp
  22. three-phase power supply
  23. Simple amp - symmetric or not?
  24. cap multiplier or not?
  25. Simple Cascoded Regulator
  26. RB 971 MKII with tubes
  27. Amplifier Topologies
  28. Easy DIY RIAA-preamp wanted.
  29. PGA2310 / CS3310 differential use ?
  30. threshold fet-9
  31. Current Inrush Question - low power xfmr
  32. Very complicated amp
  33. how to bring down line level signal to preamplifier level
  34. panel meter
  35. Bridging outputs with separate PSU's?
  36. P3a gain problem
  37. SAE schematics
  38. Recommedation for op amp for single supply applic?
  39. loudness control
  40. Marantz MA 500 or MA 700 schematic
  41. NAD 3020A Schematic
  42. 2kVA toroidal transformer, where to buy?
  43. balanced connections
  44. McInformer?
  45. Cyrus 2 linked
  46. Feedback Caps
  47. Powersupply layout
  48. Harmon Kardon Citation Twelve Deluxe
  49. [OT] Design a MOSFET heat Load
  50. Aw 250 Amp.
  51. Oscillating Power Supply....WTH?
  52. Cheap sub amp
  53. Cambridge Audio A100
  54. Choke-Input: How do I calculate the right snubber for high-current-low-voltage
  55. Behringer ECM8000 interface
  56. Sad news.
  57. High voltage output amp(with NPN transistors)
  58. BJT vs. FET outputstages
  59. HDOA opamp
  60. alpine/luxman LV-105
  61. (sub) woofer amp recomendation
  62. Need education on transistor output circuits
  63. simple amplifier with mosfets
  64. Arcam Alpha 5+ Fuse
  65. How to properly drive a sub? Subamp power?
  66. Hints for starting a KG amp.
  67. Toroidal Voltage problem
  68. Are TI's Difet opamps good for pre's?
  69. Strange problem with amp
  70. Adding more inputs for my preamp
  71. New home for AKSA 55
  72. Hiss probelm on JLH class A
  73. An overkill power supply?
  74. 100kHZ HV Mosfets recommendation
  75. zener regulator
  76. Cascode cct with both mosfet gates driven.
  77. power supply?
  78. Balanced Input Stage
  79. MPA-30 power amp
  80. A Class Preamp schematic and tube amps question
  81. Class A in CAR AUDIO???
  82. shielded cables in enclosure
  83. Sziklai pair as Vbe Multiplier?
  84. Parasound HCA-1200 schematic ?
  85. Kicker ZR1000 mosfet burned...
  86. For want of a shoulder washer...
  87. Tuning, changing some parts...
  88. Free Schematics site
  89. Cap upgrade
  90. Extending small drivers low frequency range with opamps?
  91. Trimodal amplifier
  92. Is the end near??
  93. Calling Tony Brady: Re-terminate 110V T-Soap for 220V
  94. hafler amp or pre-amp
  95. Overload considerations in RIAA preamps
  96. Building "the best"
  97. Bleeder resistors, What values?
  98. Funktionsgepruft
  99. sap17's in Marantz Amp
  100. ADCOM GFP 555II schematic/service manual
  101. LYNX Amplifier question
  102. Carver's "t" designations
  103. Marantz 74SR50/07B
  104. audio virgin
  105. Integrated Amp Construction
  106. P3A Power supply
  107. Friend In Sydney
  108. totally ridiculous digital amplifier (power DAC) idea
  109. Jaycar kit amps, any good?
  110. preamp:real McKoy or bogus
  111. winding impedance matching transformer
  112. Edge laser amps
  113. Hopefully a fairly easy problem for you lot!
  114. I think/hope this will be a simple problem for you lot!
  115. Converting balance to unbalanced input
  116. What do you think about this schematic?
  117. feedback stabalizer, snake oil or real deal
  118. Live sound frequency/power split
  119. Another Zero Feedback Amplifier
  120. Small trannie and big caps
  121. phonos through an XLR?
  122. Dumb JFET Question
  123. Is plastic film capacitor same as polypropylene ?
  124. Is this amplifier any good? (earthquake)
  125. transformer
  126. Cheap low power design for computer speakers
  127. Leach Amp Issues (HELP!)
  128. Voltage from the power transformer in a Krell KMA-100 mk1
  129. Mancini "opamps for everyone" PDF
  130. Ringing Mosfets
  131. The NE5534....misunderstood?
  132. Strange Experience with NE5532
  133. Never-connected clone?
  134. dual voltage SuperRegulator?
  135. Gigant 2000
  136. Imbalanced Voltage Rails on Gainclone
  137. Simple volume/limiter control
  138. Electrocompaniet AW 250 AMP.
  139. DC Offset on the input of a Threshold SL10
  140. anti-thump circuit
  141. Measuring Performance?
  142. dampening a cd player
  143. 6 clean, small, inexpensive channels?
  144. Leachamp2
  145. passive attenuator design
  146. BC Components KP460 series...
  147. please help STK8040
  148. Leach Amp
  149. Hiraga 30W vs. Le Monstre
  150. Opamp in class A?
  151. newbie questions
  152. kenwood kaf 3030r
  153. SSL 9000 - Mic Preamp
  154. sae x25a repair
  155. Krell KSA100 vs AlephX
  156. Simplest, Cheapest, easiest amp to build?
  157. DEI 1100d, what could be wrong?
  158. Unstable when connecting PSU
  159. NEW to forum and audio. using OEM parts for new amp?
  160. Arcam Delta 290 : Humming input selector.
  161. HK 580I schematic, anyone?
  162. APOX passive volume grounding
  163. Distortion simulation with LTspice
  164. suitable equivalent to mj4502/802 in flat (t03p) package
  165. 2n3859a in place of q3 in P3a
  166. favorite prototyping boards
  167. Smps
  168. Choice of CCSs...
  169. Hafler DH 500 problem
  170. Lets make DIYAUDIO design
  171. MJL or 2SA/SC
  172. Electronic low-pass x-over
  173. battery powered pot circuit
  174. What harmonic does to sound?
  175. Bridge instead A+
  176. Rotel output fuse
  177. New Amp
  178. Making Digital Audio CABLES?
  179. schematics accuphase P300
  180. What is clipping?
  181. battery power versus traditional power
  182. crown d150 output transistors
  183. G-class with LM3886?
  184. Any opinions on KITSRUS amplifier kits
  185. Get Problem in Building P3A......
  186. counterfiet sa1943's ??
  187. New MOSFET design tool from Fairchild
  188. The sound of VMOSFET
  189. Perreaux sa2
  190. Discrete protection circuits
  191. scott 440a, looking for information
  192. Stop!! Stop!! Stop!!
  193. MJL4281-4302 Matching
  194. Accuphase A-50-Clone
  195. a question of ground
  196. Blown Guitar Amp
  197. Feedback artifacts, cars and semantics
  198. Input selector using PS gating of opamps?
  199. Luxman M-05, 105w class A
  200. Voltage Change US/UK
  201. Non-Inverted Gainclone PCB layout (LM3875)
  202. pro amplifiers vs. home audio amplifiers
  203. Basic question
  204. Help w/ opamp circ to remove DC from DSD
  205. Pavel Dudek's (Upupa Epops) amplifiers
  206. Oscillator reconditioning
  207. Help with amp
  208. Folded Cascode Sound?
  209. Bi-Amping with Arcam Alpha 6 possible?
  210. Analog VCA's
  211. single ended mosfet amp
  212. downgrading filter caps, will it work?
  213. Are dual rectifier bridges useful?
  214. DC powersupply +-15V 2-3A
  215. LM317-based regulated PSU: how does this thing work?
  216. Amp power supply question
  217. Transformer Question
  218. OP-AMP output impedance
  219. Chokes in PSU
  220. Cascode PSUs
  221. anyone have any experience with these amps.
  222. IRF540 V IRF540n
  223. Basic question about choosing op amps
  224. Irf540/9540
  225. Rod Elliot's new Mosfet amp
  226. Arrow MLJ4281/4302 thumbs down
  227. Audio analogue puccini amplifier schematic
  228. The sound of concatenated opamps.
  229. RFI problems
  230. c5200-0 Transistor
  231. Hello! anyone here?
  232. Is there anybody built a non feedback amplifier??
  233. Which of those preamps has a better parts quality ?
  234. Denon Protection Circuit
  235. Solvent washing PCB boards
  236. A Krell Revamp
  237. Replacing power supply capacitors
  238. New Webench amplifier tool from NatSemi
  239. Broadcast RIAA Blues
  240. Ad8099
  241. Class-A calculations
  242. Cambridge Audio P50 mystery
  243. Active Crossovers.
  244. The JC-2 preamp schematic on the website is wrong...Mr.John C?
  245. Help on Mission 700AS Subwoofer Amplifier!!!
  246. Counterpoint SA-220..got two...time to Mod them!
  247. Pioneer SX-838 -- random no sound output, clicking relay
  248. NJM4560 replacement
  249. 150W Is it good?
  250. Good Dual Opamp >+/-15V suggestion

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