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  1. WANTED: 5,6,7 channel amp recommendations
  2. Re-purposing a dead Hafler XL-600
  3. Crown 3600VZ Impedance Question
  4. Luxman M-02 Build and Duo-beta circuit
  5. ONKYO TX-NR709 no sound, but probably not dts problem
  6. Nyquist and Phase testing
  7. Circuit design: BJT modeling
  8. continunity between T-03 case and ground?
  9. Current driven OPS?
  10. CM Labs CC-50S need info
  11. Adding DC offset pot
  12. how long does it take output capacitors to remember
  13. Class A power amp using switching power supply?
  14. Yamaha HS80M no woofer, only tweeter.
  15. any reason not to re-use mica insulators?
  16. Yamaha Rx A-1030 HTR Receiver
  17. Adcom GFA 545II
  18. Audiolab 8000p and coffee
  19. universal thiele circuit
  20. Opamp orientation?
  21. Crown DC300A - help with repair
  22. SS kit build help
  23. Vu meters regulator
  24. nad 3020b cap replacement problem
  25. Electra SW-900
  26. Speaker cone moving not faulty pot
  27. Musical Fidelity B1 Questions
  28. Aragon 8008ST (Mondial) no output
  29. GainWire harmonizer
  30. Cambridge audio A500 volume problem
  31. WTD: Roksan Caspian 5 channel service manual
  32. Upgrades to Hafler DH-120 PreAmp
  33. TGM10 - based on NAIM by Julian Vereker
  34. Dynaco ST-416 Restoration
  35. Need a source for Klipsch KSW 200 schematics
  36. Improved speaker protection circuit
  37. Rotel RSX-1065 voltage regulator replacement
  38. Treble lift circuit-help needed
  39. Indefinite Admittance Matrix
  40. Does anyone recognise this topology?
  41. NAD 705 short to ground on C303
  42. Got myself a weird transistor, how can I use it?
  43. novel(?) CFP triple output stage
  44. Broken Sentec PA9 - Darlington equivalents
  45. Mr. Rod Elliot's Amplifier "modding"
  46. Amplifiers that can run Class A or AB
  47. Luxman L 410
  48. Ayre V-3 amplifier chokes
  49. Source follower
  50. Test cases for stability
  51. ML-9 schematics
  52. Simple shunt feedback common emitter power amplifier
  53. Levinson ML-2 preferred power transistors
  54. NJU7391A
  55. China amps
  56. Nikko Alpha 450 - dirty/distorted sound until warmed up.
  57. Amp blown?
  58. Floating ground/common ground
  59. Yamaha A-700: blown channel, replaced all semis, still not working?
  60. GX-60 Wiring
  61. ISO: Service Manual for Onkyo DTM-53
  62. Hi-Fi Project Advice
  63. Amplifier input impedance and gain
  64. Luxman C-120a pre-amp Mains Hum
  65. Amp uses a 20 Amp mains cord
  66. Hafler dh-500 Help!
  67. Comri_completely_right
  68. Measuring bias current with audio present
  69. TIP33/TIP34 for output devices 1st SS amp.
  70. Honey Badger troubleshooting
  71. Help me figure out the primaries on this transformer
  72. Technics SU-V85A
  73. About cascode oscillation
  74. Odd Question: Would connecting L and R preamp out terminals cause damage?
  75. Digitpots for volume, tone and balance
  76. capacitor identification
  77. Superscope R-1240 service manual
  78. Charge Amplifier Circuit - Feedback Capacitor Value
  79. Maplin ga28f and Drv134
  80. On emitter resistors in predrivers
  81. Naim XS2 power section schematics
  82. Rotel amp oscillation distortion
  83. Hi-Fi OP-AMP based Amplifier?!
  84. Sony STR-6060 preamp NFB after recap
  85. Akai am u33 amplifier
  86. JBL
  87. Is this parasitic oscillation?
  88. Luxman r115 r-115 thin bass.. problem or design ?
  89. nad 216thx protected from input dc leakage?
  90. Trying to understand speakers A+B
  91. STK4392 Amp any good?
  92. Blown resistors in a BK Electronics MF300? With circuit diagram!
  93. Correct location of BIAS Vbe thermal sensor
  94. uA702
  95. Marantz 1120
  96. Symmetric follower without overall NFB
  97. ss transformer voltage question
  98. Borbely - The New Frontier - PCB
  99. Very simple and very stable power AMP
  100. ADCOM GFA 545 II - blown output transistor and more
  101. My first Mosfet amp build
  102. pluto 2 repair
  103. hissing / scratching noise from a ML431
  104. Misbehaving amp
  105. component values sinclair x10
  106. Extending the AEM6000 design to ppm THD
  107. Transistor question - trying to repair Alchemist Kraken
  108. SIMPLE G3 STAGE
  109. Technics SE-C01 service manual
  110. Ultra-LD Amplifier, Silicon chip.
  111. Sjostrom Audio QRV-07 headphone amp kit unfinished - what to do?
  112. About the math of paralleled power transistors and current hogging
  113. In Search of......
  114. Radio Zenith Transoceanic
  115. AMB Laboratories DIY Audio
  116. Vhex+ or AMB b24?
  117. MJR7-Mk5 by Renardson
  118. LS3250/LS3550
  119. Volume control problem
  120. Bryston 3BIII SPICE Simulation
  121. Technics SE-C01 recap?
  122. Counterpoint NPM
  123. Akai 1040
  124. Impedence Matching - Preamp and Power Amp
  125. Service manual for LabGruppen FP1300
  126. op substitute question
  127. How to calculate I/P Impedence?
  128. 2n5638 ?
  129. Yamaha P2100 - Class D conversion...?
  130. KA-7010 Kenwood
  131. 500W HiFi amp
  132. 25W continuous heat dissipation heatsink can be used for how much class AB power
  133. Pioneer A-337 mods
  134. Happy Christmas.
  135. Simple curve-tracer from 1980
  136. Measuring & modeling 4N35 optoisolators for Optical Bias amplifier uses
  137. Nad 3020 modif
  138. MOSFET Source Follower Headamp
  139. Mosfet AMP 200W very simple
  140. Technics se-a100
  141. On output protection
  142. On Vbe multipliers
  143. Don't worry about my receiver?
  144. Marantz 'vintage' receiver solid state
  145. Looking for schematic Millbank Talisman II DLS
  146. Does anybody has go Audionet 7 amplifier schematic?Do they use Bipolar or Jfet input?
  147. Onkyo TX-SE350
  148. Lateral Audio mosfets are dead now Renesas and Semelab both discontinue any alternate
  149. Custom Speaker Switching?
  150. I seek out: amp module for 2 ohm (min) load, +/-50V rails: any suggestions?
  151. No active load Amplifier
  152. Preamp??
  153. AX20 in progress with questions
  154. interference troubleshooting
  155. 12V high power Amp
  156. DIY AMP like Usher 1.5 Reference?
  157. Sony TA-5650, help needed, in final stage of restoration
  158. Rotel RB870BX dirty sound in bridged and only 1 channel works
  159. Electrocompaniet ECI-4 noisy input selection
  160. Share voltage ref between multiple channels?
  161. Adcom 5500 transformer hum
  162. Amp on perfboard with all components in a line - issues?
  163. Tandberg TR 2080 No Sound
  164. Recommend Amplifier Power for my PA 15" Woofer Speaker ?
  165. Spectral DMA-50 distorted output
  166. How to know if rca outputs are made for bass?
  167. 300w amplifier circuit help
  168. PSU in class D amplifier
  169. Preamp to Amp Connection
  170. doubt with APEX HV250
  171. pre-amp issues.
  172. Pioneer A-717
  173. Rotel RB-870BX, hum in left channel.
  174. Vincent SP997 monoblock help needed
  175. The "Godzilla" class AB amplifier
  176. need PCB for FH12 please
  177. Cascoded MOSFETs OPS for class D?
  178. Considering the Threshold 400A
  179. Amp adjust - Please HELP!
  180. I've Broken It
  181. Oddball Regulator in Sony Amp...
  182. Is this vishay MLCC good for compensation cap?
  183. Tweeters dead, scoped outputs of Denon amp. Can you give me advice?
  184. B & O amplifier repair - cascade fail help!
  185. Akai AM-2600 strange issues
  186. Ideal Biasing Current
  187. BGW 210
  188. Onkyo w/ DC at output
  189. All CFP preamplifier
  190. Improve amp stage Onkyo AV Reciever?
  191. Snail Power CA18 Professional Power Amplifier,Blown Fuse & Power Transistors shorted
  192. Biamp CPA130 for biamping
  193. Research into IGBT audio amplifier.
  194. Carver TFM-25
  195. Citation 12 amp issue
  196. Mark Levinson ML7 any experience..
  197. New complementary pairs
  198. ALPS Pots with loudness pin - Where to buy
  199. surround sound
  200. Lexicon MC8 7.1 bypass
  201. Does anyone have schematics for Streets/Bipolar 850 Amplifier?
  202. Amp Board Issue - Need Help
  203. Need help with B&k amp one channel low output
  204. Ground-centric VAS?
  205. Current drive amplifier?
  206. Loudspeaker Thump
  207. Low power High quality amp for driving a tweeter:ideas?
  208. Mission Cyrus Two - help identify what's wrong..
  209. Attaching transistors in twin monoblock configuration
  210. Increasing MOSFET amplifier output power - a VAS supply elevator
  211. Hiraga Le Monstre with battery?
  212. IGBT schematics
  213. Can class B sound good with no feedback?
  214. Pioneer SA-9500 Integrated amp tripping speaker protection
  215. Please help repair JVC A-X2
  216. Crown CE 2000 no output, no fault LEDs, power and signal LED on repair advice
  217. VSSA 5x5 SMD
  218. Bootstrapped amps. DX/Aksa/RCA/etc...
  219. "New" amp with germanium transitors (AD161/162)
  220. What can I build with a junkbox full of TIP31, LM324, and 10W power resistors?
  221. nikko NR 1019 protect
  222. TDA2030 replacement for guitar amp
  223. Help! Sony TA-F770ES mystery fault
  224. NAD 2140 Upgrade
  225. NAP-140 off eBay, component back to front.
  226. Technics SU-G50 - Blowing Fuses - looking for a schematic
  227. Chord SPM 900 very quiet - using correct cable?
  228. Douk HD1969
  229. NE5534 - 22pF on pin5,8 or pin2,6
  230. A Solid State Wiki
  231. Meter adjust what do i need?
  232. aiwa sa-p22 repair
  233. Need help understanding feedback loop
  234. 2SC5200 and 2SC5949 bias ratio
  235. Bedini 25/25
  236. LME49830
  237. Onkyo TX-890 "Spazing Out" When Cold
  238. Repair a Bryston 4B
  239. Looking for a bit of advice
  240. SPICE Saturated BJT
  241. About Ultra-LD Mk.4 amplifier
  242. New power supply chips, new measurements are needed
  243. Absolutely Idiotic Question !
  244. ARC D-52 advice
  245. please help me identify this 4B board
  246. Denon DRA-825r Treble potentionmeter
  247. roksan kandy mk3 service manual
  248. Naim amp and speaker Incompatibility/Dilemma?
  249. Roksan Kandy KA-1 MkIII cold start issues
  250. PSRR obviated by super regs per opamp??

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