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  1. NAD 705 short to ground on C303
  2. Got myself a weird transistor, how can I use it?
  3. novel(?) CFP triple output stage
  4. Broken Sentec PA9 - Darlington equivalents
  5. Mr. Rod Elliot's Amplifier "modding"
  6. Amplifiers that can run Class A or AB
  7. Luxman L 410
  8. Ayre V-3 amplifier chokes
  9. Source follower
  10. Test cases for stability
  11. ML-9 schematics
  12. Simple shunt feedback common emitter power amplifier
  13. Levinson ML-2 preferred power transistors
  14. NJU7391A
  15. China amps
  16. Nikko Alpha 450 - dirty/distorted sound until warmed up.
  17. Amp blown?
  18. Floating ground/common ground
  19. Yamaha A-700: blown channel, replaced all semis, still not working?
  20. GX-60 Wiring
  21. ISO: Service Manual for Onkyo DTM-53
  22. Hi-Fi Project Advice
  23. Amplifier input impedance and gain
  24. Luxman C-120a pre-amp Mains Hum
  25. Amp uses a 20 Amp mains cord
  26. Hafler dh-500 Help!
  27. Comri_completely_right
  28. Measuring bias current with audio present
  29. TIP33/TIP34 for output devices 1st SS amp.
  30. Honey Badger troubleshooting
  31. Help me figure out the primaries on this transformer
  32. Technics SU-V85A
  33. About cascode oscillation
  34. Odd Question: Would connecting L and R preamp out terminals cause damage?
  35. Digitpots for volume, tone and balance
  36. capacitor identification
  37. Superscope R-1240 service manual
  38. Charge Amplifier Circuit - Feedback Capacitor Value
  39. Maplin ga28f and Drv134
  40. On emitter resistors in predrivers
  41. Naim XS2 power section schematics
  42. Rotel amp oscillation distortion
  43. Hi-Fi OP-AMP based Amplifier?!
  44. Sony STR-6060 preamp NFB after recap
  45. Akai am u33 amplifier
  46. JBL
  47. Is this parasitic oscillation?
  48. Luxman r115 r-115 thin bass.. problem or design ?
  49. nad 216thx protected from input dc leakage?
  50. Trying to understand speakers A+B
  51. STK4392 Amp any good?
  52. Blown resistors in a BK Electronics MF300? With circuit diagram!
  53. Correct location of BIAS Vbe thermal sensor
  54. uA702
  55. Marantz 1120
  56. Symmetric follower without overall NFB
  57. ss transformer voltage question
  58. Borbely - The New Frontier - PCB
  59. Very simple and very stable power AMP
  60. ADCOM GFA 545 II - blown output transistor and more
  61. My first Mosfet amp build
  62. pluto 2 repair
  63. hissing / scratching noise from a ML431
  64. Misbehaving amp
  65. component values sinclair x10
  66. Extending the AEM6000 design to ppm THD
  67. Transistor question - trying to repair Alchemist Kraken
  68. SIMPLE G3 STAGE
  69. Technics SE-C01 service manual
  70. Ultra-LD Amplifier, Silicon chip.
  71. Sjostrom Audio QRV-07 headphone amp kit unfinished - what to do?
  72. About the math of paralleled power transistors and current hogging
  73. In Search of......
  74. Radio Zenith Transoceanic
  75. AMB Laboratories DIY Audio
  76. Vhex+ or AMB b24?
  77. MJR7-Mk5 by Renardson
  78. LS3250/LS3550
  79. Volume control problem
  80. Bryston 3BIII SPICE Simulation
  81. Technics SE-C01 recap?
  82. Counterpoint NPM
  83. Akai 1040
  84. Impedence Matching - Preamp and Power Amp
  85. Service manual for LabGruppen FP1300
  86. op substitute question
  87. How to calculate I/P Impedence?
  88. 2n5638 ?
  89. Yamaha P2100 - Class D conversion...?
  90. KA-7010 Kenwood
  91. 500W HiFi amp
  92. 25W continuous heat dissipation heatsink can be used for how much class AB power
  93. Pioneer A-337 mods
  94. Happy Christmas.
  95. Simple curve-tracer from 1980
  96. Measuring & modeling 4N35 optoisolators for Optical Bias amplifier uses
  97. Nad 3020 modif
  98. MOSFET Source Follower Headamp
  99. Mosfet AMP 200W very simple
  100. Technics se-a100
  101. On output protection
  102. On Vbe multipliers
  103. Don't worry about my receiver?
  104. Marantz 'vintage' receiver solid state
  105. Looking for schematic Millbank Talisman II DLS
  106. Does anybody has go Audionet 7 amplifier schematic?Do they use Bipolar or Jfet input?
  107. Onkyo TX-SE350
  108. Lateral Audio mosfets are dead now Renesas and Semelab both discontinue any alternate
  109. Custom Speaker Switching?
  110. I seek out: amp module for 2 ohm (min) load, +/-50V rails: any suggestions?
  111. No active load Amplifier
  112. Preamp??
  113. AX20 in progress with questions
  114. interference troubleshooting
  115. 12V high power Amp
  116. DIY AMP like Usher 1.5 Reference?
  117. Sony TA-5650, help needed, in final stage of restoration
  118. Rotel RB870BX dirty sound in bridged and only 1 channel works
  119. Electrocompaniet ECI-4 noisy input selection
  120. Share voltage ref between multiple channels?
  121. Adcom 5500 transformer hum
  122. Amp on perfboard with all components in a line - issues?
  123. Tandberg TR 2080 No Sound
  124. Recommend Amplifier Power for my PA 15" Woofer Speaker ?
  125. Spectral DMA-50 distorted output
  126. How to know if rca outputs are made for bass?
  127. 300w amplifier circuit help
  128. PSU in class D amplifier
  129. Preamp to Amp Connection
  130. doubt with APEX HV250
  131. pre-amp issues.
  132. Pioneer A-717
  133. Rotel RB-870BX, hum in left channel.
  134. Vincent SP997 monoblock help needed
  135. The "Godzilla" class AB amplifier
  136. need PCB for FH12 please
  137. Cascoded MOSFETs OPS for class D?
  138. Considering the Threshold 400A
  139. Amp adjust - Please HELP!
  140. I've Broken It
  141. Oddball Regulator in Sony Amp...
  142. Is this vishay MLCC good for compensation cap?
  143. Tweeters dead, scoped outputs of Denon amp. Can you give me advice?
  144. B & O amplifier repair - cascade fail help!
  145. Akai AM-2600 strange issues
  146. Ideal Biasing Current
  147. BGW 210
  148. Onkyo w/ DC at output
  149. All CFP preamplifier
  150. Improve amp stage Onkyo AV Reciever?
  151. Snail Power CA18 Professional Power Amplifier,Blown Fuse & Power Transistors shorted
  152. Biamp CPA130 for biamping
  153. Research into IGBT audio amplifier.
  154. Carver TFM-25
  155. Citation 12 amp issue
  156. Mark Levinson ML7 any experience..
  157. New complementary pairs
  158. ALPS Pots with loudness pin - Where to buy
  159. surround sound
  160. Lexicon MC8 7.1 bypass
  161. Does anyone have schematics for Streets/Bipolar 850 Amplifier?
  162. Amp Board Issue - Need Help
  163. Need help with B&k amp one channel low output
  164. Ground-centric VAS?
  165. Current drive amplifier?
  166. Loudspeaker Thump
  167. Low power High quality amp for driving a tweeter:ideas?
  168. Mission Cyrus Two - help identify what's wrong..
  169. Attaching transistors in twin monoblock configuration
  170. Increasing MOSFET amplifier output power - a VAS supply elevator
  171. Hiraga Le Monstre with battery?
  172. IGBT schematics
  173. Can class B sound good with no feedback?
  174. Pioneer SA-9500 Integrated amp tripping speaker protection
  175. Please help repair JVC A-X2
  176. Crown CE 2000 no output, no fault LEDs, power and signal LED on repair advice
  177. VSSA 5x5 SMD
  178. Bootstrapped amps. DX/Aksa/RCA/etc...
  179. "New" amp with germanium transitors (AD161/162)
  180. What can I build with a junkbox full of TIP31, LM324, and 10W power resistors?
  181. nikko NR 1019 protect
  182. TDA2030 replacement for guitar amp
  183. Help! Sony TA-F770ES mystery fault
  184. NAD 2140 Upgrade
  185. NAP-140 off eBay, component back to front.
  186. Technics SU-G50 - Blowing Fuses - looking for a schematic
  187. Chord SPM 900 very quiet - using correct cable?
  188. Douk HD1969
  189. NE5534 - 22pF on pin5,8 or pin2,6
  190. A Solid State Wiki
  191. Meter adjust what do i need?
  192. aiwa sa-p22 repair
  193. Need help understanding feedback loop
  194. 2SC5200 and 2SC5949 bias ratio
  195. Bedini 25/25
  196. LME49830
  197. Onkyo TX-890 "Spazing Out" When Cold
  198. Repair a Bryston 4B
  199. Looking for a bit of advice
  200. SPICE Saturated BJT
  201. About Ultra-LD Mk.4 amplifier
  202. New power supply chips, new measurements are needed
  203. Absolutely Idiotic Question !
  204. ARC D-52 advice
  205. please help me identify this 4B board
  206. Denon DRA-825r Treble potentionmeter
  207. roksan kandy mk3 service manual
  208. Naim amp and speaker Incompatibility/Dilemma?
  209. Roksan Kandy KA-1 MkIII cold start issues
  210. PSRR obviated by super regs per opamp??
  211. Low Power SS Amp Recommendations
  212. Amplifier LED's
  213. Advice on this heatsink please
  214. Amp starting trouble
  215. 150 Watts Power Amplifier
  216. JLH2003
  217. Harman Kardon 330A rebuild advice
  218. Amp comparable to the Marantz PM-68
  219. Frankenstein amp (Antronics, AKAI AM-06, DX amp)
  220. Amp plays audio for a moment then goes silent
  221. Which of these Toroidals?
  222. Service manual search driving me INSANE!
  223. Biasing Question
  224. TO-3P mounting options
  225. Troubleshooting advice
  226. Heatsinks - What is the best way to mount?
  227. MS50 Mhavskie Amplifier 100 watts
  228. Nelson Pass' Easy Peasy MOSFET Vgs Measurement
  229. quasi complementary amplifier 2n3055 pcb
  230. Akai aa-m3 power not working
  231. Which amp should I get?
  232. Amp for my passive Monitor
  233. source follower capacitence ?
  234. Wiring the input ground in various ways. Here are the results.
  235. EAW CAZ 2500 any reviews
  236. Class a build suggestions
  237. Transformer coupled power amplifier biasing
  238. Apex AX6 Modification
  239. Latest project 75WRMS lateral mosfet To3 amplifier
  240. Common Emitter OPS?
  241. heatsinking sanity check - eliminate insulators?
  242. Quasi complimentary MOSFET amplifier
  243. Mosfet-based replacement for loudspeakers relays
  244. NAD 7225PE - Blows outputs after repair, question about installing emitter resistors
  245. unknown Amp
  246. B&K ST-202+ Repair
  247. Adcom GFA 5300 - Bad caps?
  248. End Of Life: Sanyo / ON_Semi 2SC6043 + 2SA2127 350 MHz 1 watt TO92-LongBody
  249. New RCA's in a Hafler DH-500
  250. Noob needs help - Amp confusion & ground loop?

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