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  1. Looking for Perreaux SXV1 schematic
  2. Cyrus 2 Resistors
  3. RC Volume control for a lateral MOS AMP..
  4. Marantz 250 schematic needed
  5. Floating supply in battery powered discreet preamp
  6. PCB for JLH amp
  7. 10 watt Simple Power Amp
  8. Rotel RX950 with humming noise
  9. Hi Fi Plan
  10. Soft start + switch on PCB
  11. PLS-226 Schematic
  12. Rotel RX-830
  13. LCR EQ questions
  14. more info about "Voxson"
  15. Sourcing Genuine Toshibas in USA
  16. A09 class A pionner
  17. Peavey pv2000 power amp
  18. Toroid Transformer for Hafler DH-200
  19. passive preamp
  20. Sansui TU-9900 Restoration and Mods
  21. humming Harman Kardon 330B
  22. Sony TA-AV670 amp repair
  23. Schematic 500w
  24. Opinions from amplifier analysers on these amp circuits
  25. auditek speakers chip amps
  26. Bias Monitoring of Separate Heatsinks
  27. Differential transistor input stage
  28. Connecting OSCONs in series for high voltage.
  29. difference of 1st stage
  30. PCB hiraga 20w
  31. QSC designs
  32. Modifying a commercial amp (Peavey CS-800-B)
  33. BJTs for VAS Stages
  34. tweaking a class AB amp
  35. How much amplifier power do I need
  36. A cirucit to put Carlos anti-blameless stance to permanent rest.
  37. Ayre MX-R "Uma"
  38. NAD 2200 power supplay help needed
  39. Searching for high hfe, low noise and cob PNP BJT
  40. A SAP15 based power amp
  41. Cleaning Those Female (+) R.C.A. Jacks
  42. Pi filter for Class AB amplifier, feedback please
  43. philips FA-951
  44. Phase Linear 700B Series II -Right channel out-
  45. Grounding questions
  46. thomann pa amp
  47. CRC power amp supply
  48. Any suggestion about YBA model INTEGRE DELTA DT
  49. Amp power calculations into different phase angles
  50. Harmon Kardon HK6100
  51. hum problem in NAD 3020 (help wanted)
  52. For 35A rectifiers, what is maximum without heatsink
  53. Mod - Upgrading opamps in a yamaha av receiver
  54. Upgrading Power Supply in QUAD 606 Mk2
  55. Data needed for an STK350-530 SIP IC
  56. Integrating Baffle step into Cyrus 2 feedback circuit.
  57. Yamaha DSP-E390 schematic
  58. Hum in phono circuit
  59. Keeps frying diodes
  60. Looking for Scott 480A schematics
  61. Quadral PA 03 Phonologue
  62. John Linsley Hood RIAA Preamp?
  63. amp question basic rec
  64. Tip33.....anyone got a schem.
  65. Using bipolar opamps
  66. Building an HT Amp-paralleling output devices?
  67. Amp info ????
  68. cyrus one - on/off power button
  69. Audio Research output transistors
  70. Owners manual needed, MUSE MODEL ONE
  71. Please Help! Harman Kardon HK775, problems
  72. Direct coupled Amp causing me grief...
  73. Electrocompaniet Mains Voltage conversion
  74. dc output control loop
  75. base-emitter voltage
  76. IRFP450 Replacements?
  77. How to set the bias of a FET output stage?
  78. Opamp upgrades
  79. NAD 7020 , small problem...
  80. Sansui AU-317 schematic
  81. Help!very Powerful Amp Needed!
  82. YBA integre output transistors
  83. here links diy schemas
  84. SPICE model of Dirty Harry
  85. Tripath Head Amps ?
  86. JLH Guitar Amp
  87. link to diycircuits
  88. naim information
  89. Lightspeed Tone Control...
  90. Test Amp - Construction Method
  91. What amp should I build?
  92. Power Amplifier Output Topologies
  93. hk citation twelve stock or mosfet version to drive original quad esl's ?
  94. p3a amp
  95. NAD C370 Diagnosis and repair help
  96. diy helppppp
  97. nad 3020 fried resistors
  98. Hummm...
  99. Testing the module AV400
  100. NAC 82 Schematic and Photos
  101. citation 12 hum und bias difficulties to adjust
  102. found a Technics SA-8100X
  103. Can you help me choose capacitors for my amplifier restoration project?
  104. If you put new output transsistors, class A/B, will tou match them?
  105. Plate Amp power cutout
  106. How to use P- and N-channel Mosfet as switches
  107. Harmon Kardon PM 640 amplifier
  108. Kantishna MK III, experimental MOSFET AMP
  109. Opamp PSRR
  110. +-70V amp needed
  111. noise level hearing evaluation
  112. Why no Pre-amplifier forum?
  113. Noob Question: What is a volume buffer?
  114. bora's legend 8 legend 4
  115. buffer ics: comparisons / experiences ?
  116. Simple balanced driver circuit.
  117. Possible upgrade for Sanken Darlingtons
  118. Fotios's microphone amplifier
  119. AKAI VS422 schematics
  120. Cascoded LTP input stages
  121. Building a new Amp
  122. Part Spec Help! (possible 2n4484)
  123. Nad 2240pe
  124. Samson F800 Audio Amplifier Problem
  125. Preamp
  126. Amp oscillation
  127. A powerFULL amplifier named Dirty Harry
  128. Just how good is the PIMETA?
  129. A circuit model for a microphone?
  130. IGBT amplifiers
  131. layout rules
  132. Advice on fixing an old amp that has just stopped working
  133. "reference" level preamplifier
  134. LM4562 vs TL072 and NE5532 ..impossible ?
  135. Why haven't some of you actually started small companies?
  136. Do transistors deteriorate?
  137. ampli for Martin Logan Quest Z
  138. Marantz PM44SE - Dead(ish) right channel
  139. Amcron (Crown) Micro-Tech 1200 help
  140. nakamichi amplifier 1
  141. My Audio Dynamics/ADC amp needs help!
  142. Dead Adcom GFA-555II
  143. Variac
  144. trouble with Denon POA 2800 amp - Anatech rsvp
  145. Marantz PM 7200 problem?
  146. Mjl3281 Soar
  147. Battery vs Conventional PSUs
  148. Which is the better power supply for a preamplifier?
  149. Wow!!! A wonderful preamplifier module!
  150. Aussie Amplifier AV 400
  151. hafler and adcom
  152. QUAD 606 Mk2 Power amp PROBLEMS
  153. Microphone "whistel" canceler schematic need!
  154. sansui Intergrated Amp SU-7900
  155. Audio Amplifier protections
  156. thanks BORA !!!!
  157. Safe to run IRF540 on +-42V?
  158. Power Amplifier Clipping Indicator
  159. Differences in Mosfet P and N channel Vgs
  160. Yamaha M-80 Schematics
  161. krell 300i schematic please or photos
  162. Best sounding analog switch IC for input source selector
  163. Ak4527vq
  164. Ge transistors
  165. hybrid amp,split ouput
  166. resistors and capacitor which one have the best sound ???
  167. DIY 200w amp
  168. Samson Servo 260 problems
  169. VSP LABS Trans Mos Amplifier
  170. cyrus3 experts
  171. Rail Switching vs. "predictive" rail switching
  172. Gallien-Krueger 2100 SEL - need two Mosfet transistors - advice?
  173. Proposed P.C. based spectrum analysers
  174. Behringer A500 power amp problem, please help?
  175. How come chokes arent common with SS psu?
  176. Loud POP 555mkII moderate volume.
  177. critique my amp design please
  178. What to build with +/-65V?
  179. Aleph P1.7 "the design starts here"
  180. SAE A502 Keeps smoking protection transistors
  181. How about shunt regulatorH
  182. 1500 Watt
  183. audio research d400
  184. volume pot
  185. eti-480 help
  186. Suggested line level stage.
  187. How much should be it the Zin of a Power Amplifier?
  188. Rail switching amplifiers and supply voltage levels
  189. Leak stereo 70 fault
  190. Roksan Kandy mkIII Tweaks????
  191. ac cord
  192. A Dummy Load different from the usual
  193. Amplifier for 1-ohm ribbons?
  194. who knows this transistor?
  195. parasound input conversion
  196. HELP! Carver PM-1200 MANUAL/SCHEMATIC
  197. NAD 302 Improvements
  198. Current sink, anyone studied lowest noise?
  199. ExtremA, class-A strikes back?
  200. Bias control problem with n-channel amplifier (Anthony E. Holton)
  201. Best ground connection
  202. Symasym - Roender Style
  203. leach amp parts to-3
  204. detailed block diagram of Sony CXD1135Q
  205. Simple pre-amp schematic needed
  206. Need a krell 300i amp schematic
  207. The first half of my 69JLH works!!
  208. I wang to do it:uhc mos amplifier
  209. How to test mosfet?
  210. Newbie voltage regulator question
  211. problem with preamplifier simulation
  212. Suppier of MJL21193/4 trannies in Australia?
  213. Zobel Network Corrections
  214. Zhalou P1 Audio Power Amplifier
  215. Should I call this pre-amp+ PDB a "SPLIF" Amp?
  216. My 1st order butterworth filter better than 4th order L-R: Why?
  217. counterpoint sa100 headaches
  218. Trace Elliot TA100R - schematics needed
  219. Parasound HCA1500A amp schematic
  220. What is nested feedback, how it realy works and some examples...
  221. EXPOSURE X Integrated Amp Help
  222. Akai AA-1030 schematic?
  223. Carver C-1 Preamp Power Switch
  224. Replacing IGBTs with BJTs in Elektor IGBT design!
  225. Open loop bandwidth in op-amp.
  226. DIY NAim amplifier
  227. setting bias for power FETs?
  228. Modern transistors for CFP output for preamp
  229. the NFB and the time lag in L.F. and H.F.
  230. VAS, the stage that makes or breaks audio nirvana??
  231. Leach amp problem
  232. Charge pumps as power supplies
  233. Exposure model 8 output transistors
  234. Cascode and phaseshift relation
  235. Amplifier NPN+PNP Transistors Tester Circuit
  236. marantz pm7200 preamplifer
  237. Sub-woofer high level input
  238. SE Class-A developing
  239. Interesting crossover question
  240. Two preamp swithceroo. Suggestions?
  241. Crown IC-150A POOGE
  242. Help with upgrades to integrated amp
  243. NAD 7225PE schematic wanted
  244. mismatch in bridging 2 channels
  245. Quad 405: Bernd Ludwig's new Mod text
  246. My amp only works after a while, or when turned up loud.
  247. Suggestions for a preamplifier kit
  248. DC Offset Problem with Micromega Amp
  249. Lead or Lag compensation??
  250. Proton AP-1000

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