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  1. how to dim an LED
  2. I did a stupid thing... (Nad C320 red light)
  3. Vu meter, questions
  4. 2N3055 transistor, which brand to buy?
  5. Harman Kardon HK770 vs AVR254
  6. Jfet - Mosfet Amplifier2
  7. Help on bias multiplier
  8. DX Precision I Simplified, Help
  9. Problem with 100W Audio Amplifier!?
  10. Aikido meets Zen
  11. newbie question
  12. Leach Low Tim frontend tweak
  13. 100W mosfet amplifier with IRFP250 - Help!?
  14. Idling current in Rega Mira 1, 2 or 3
  15. Which (parts) of preamps & amps did John Curl design
  16. Best place for Adcom 565 repair? HELP!
  17. what causes 'thick' sound?
  18. Advice on upgrading a Denon PMA-925R
  19. Sony V333ES Amp with a rapid clicking relay and no power
  20. lm3886 power output question
  21. Change the outputs in my Crown D60?
  22. Repairing a jbl 1201.1II...
  23. Crown XLS Series - Fuses??
  24. Nuforce Icon Amp... Dissassembly?
  25. Marantz PM7000 distorsion problem in R channel
  26. Counterfeit transistors ?
  27. Marantz PM7003 help with schematics???
  28. Making a preamp
  29. How much gain does Nakamichi CA-7 pre amp have?
  30. Kit Recommendations?
  31. Output Impendance
  32. Nakamichi Receiver 1 Remote Failure
  33. Marantz PM7003 Service Manual desperately needed
  34. Bjt vs mosfet drive
  35. preamp static troubleshooting
  36. question
  37. Krell KSA-300S cliks off
  38. replacement cyrus 2 rocker switch .
  39. Switching source and levels in a multi-channel amplifier
  40. power amplifier
  41. Yamaha Power Amp Circuit Theory Help
  42. circuit switching
  43. CCD-2400 Concept Car Amp
  44. Powering on my LCD causes my amp to hum through the speakers
  45. ideas on fixing amp?
  46. a / b Selector Switch - Stupid Question.
  47. Cyrus One Amplifier - One Channel Silent - What could it be?
  48. Quad 606 into a 2 ohm load
  49. Hiss sound from DIY speaker, anyway to remove it ?
  50. Opamp maximum output current (NE5532 or similar)
  51. Soliciting advice on mods for Soundcraftsmen FET PR1800
  52. Help carver M400 Oscillating
  53. mosfet opamp
  54. A Modified P3A
  55. Any Jean Hiraga class A PCBs or kits?
  56. Running Power Amplifier in Inverted Mode
  57. Baker clamps?
  58. HRII to operate with 55V - a higher power HRII
  59. Rack, cabinets, chassis dimensions
  60. What known accurate spice models are around?
  61. 45W@8R 70W@4R CLASS B SO LOW DISTORTION.
  62. Carlsbro 80 GLX Problem
  63. blown 2sj201 and 2sk1530
  64. diyAB Amp - The "Honey Badger"
  65. common source amplifier with CFP output
  66. Fairly fast buffer
  67. 'Low performance' transformer tests
  68. 2sc5200 a1943 amp suggestions needed
  69. Aura Evolution VA100 Mk2. Which transistor is which?
  70. Nothing to see here
  71. Revox A78 Speaker Connnections
  72. Help the Apex 550W Class-B?!
  73. Depleation Mode MOSFET current sink.
  74. Need schematic for BASH INDIGO 600080 subwoofer
  75. Ibanez SW65 Amp help
  76. Which SS kit good for tube hybrid?
  77. Do you like Class A?
  78. Lateral mosfet driving question - Hitachi amplifiers
  79. Help, need licensed electrician to fix fusebox, run seperate outlet, etc.
  80. HELP NEEDED!!! Broken Potentiometer.. :/
  81. Need help diagnosing/fixing/finding something to do with Marantz 2225
  82. Modifying Emotiva XPA-5
  83. simple question about PS for DX Blame MKII
  84. Need help fixing guitar amp
  85. Weird Power Transister Sound.
  86. Engineer, help please - Neg. feedback/infilters
  87. Budget amp work-over :)
  88. Circuit schematic question for Rotel amp.
  89. Require correct substitute for B512
  90. Bias servo in the AN-1651
  91. The design of active crossovers
  92. Poweramp with IRFP4668
  93. Leave Adcom GFA-585 Turned on?
  94. unbalanced single or dual channel mosfet amp input OP circuit
  95. electrocompaniet ec 4.7
  96. H/K Citation 11 substitute for FET Q508
  97. My Dead Arcam 200 AVR project/helpHi all 0/ Basically I have an old Arcam 200 AVR tha
  98. Need help identifying SMD device for NAD T765 receiver. thx
  99. Transistor replacements
  100. bypass capacitor size
  101. Overheating Class A
  102. jFET Power Buffer
  103. JLH Class A headphone amp- where to buy from ?
  104. Bias Drifting Higher?
  105. Info On Digitech Amp Simulator
  106. Tweak of Luxman SQ 507x
  107. Quad 405-2, 34 & FM4...
  108. ZEUS TWO AMP
  109. Sony STR-6065 Receiver Left Channel Issues
  110. electrocompaniet ec 4.7
  111. 1000W PA Quasi NMOS Amp - Class H Stepdriver possibile ?
  112. Help needed on replacing Adcom 545 power supply caps!
  113. Poor bass in Yamaha receiver
  114. Poor bass in Yamaha receiver
  115. Class AB is being mismaligned ?
  116. Silicon Chip Ultra-LD Mk 3 < 0.004% THD @ 20KHz
  117. 2sa1216/2sc2922 designs?
  118. Hybrid situation
  119. HK930 with no output
  120. how do they sound
  121. THD vs output power in LTspice
  122. the Perfect preamplifier TWO
  123. jfet without biasing
  124. Steg K24 Vs Phoenix Gold 2125 ms
  125. Adcom GFA-545; What's all the buzz about?
  126. Forte model 4 article
  127. Marantz SR4500
  128. another "STAR" ground question
  129. Optocoupler Speaker Protection
  130. PMI AN-24
  131. NEW DESIGN L 150W FET AMPLIFIER
  132. Hiss in one channel
  133. Denon PMA900V idle current adj
  134. Need advice on what to build...
  135. Crest CA9 / P.Audio PA9... differences?!
  136. Samples from ONsemi fakes ?
  137. Silicon Chip ULD Mk3 amp - 0.0006% distortion
  138. Service manual amp Luxman M300
  139. Musical Fedelity A100 pre outs?????
  140. Any links to "Are Op Amps Really Linear?" by Barrie Gilbert?
  141. HK6350 tuning ?
  142. OLG Phase vs Output Phase
  143. Use a shielded connector?
  144. New World Order (audio conspiracy theory)
  145. wharfedale pm 600 problems
  146. 2SK332F spice model for LTspice
  147. Blown Parasound HCA-2205a
  148. psu transformer choice ?
  149. Amp with multiple stereo speaker outputs
  150. So this is a "perfect" amp? But innovative?
  151. Common base VAS
  152. Mixed-mode feedback gain formula
  153. NEED A 600W@4E AMP .............WHICH TO START WITH
  154. Distorts after about twenty minutes
  155. Faulty transistor?
  156. mjl
  157. What amp/amps boards would you like to see produced for your project?
  158. My last PA
  159. Output Relays
  160. low output capacitance buffer?
  161. Nytech service manual
  162. 400watt/800watt irfp240 irfp9240 audio amplifier
  163. Why battle with Chinese board manufacturers?
  164. Negative output impedance
  165. trying to fix RANDALL RH-100 - need help
  166. P channel jfet preamp circuit
  167. TLE-2426 as "negative" virtual ground?
  168. In need to solder!!
  169. Need help with my bi-amp system
  170. GFA-555 II Thermal
  171. eq mic
  172. Arcam delta 290 switch to Power amp mode
  173. M3/Sigma 11 Build check
  174. WHAT is this amps trafo ?
  175. Chinse DX amp compensation capacitor
  176. Ab International 322t
  177. Burns Orbit Three Guitar Amp info required
  178. Second loss for National and Semi Industry
  179. Tobey & Dinsdale amp in Wireless World
  180. Delay Amp power up using a relay.
  181. Carver PM1200 rail voltage and idle bias settings
  182. Heathkit AA 1640 mods
  183. NHT Subtwo (Amplifier)
  184. new vs old harman receivers
  185. finished AV400 help with problem
  186. Active crossover built into amp
  187. build NEW AV800 / AV1000 MOSFET AMP IRFP240 IRFP9240
  188. BC550-560 Symmetric with LATERAL Output - Hiraga style
  189. RD15ESB ZENER DIODE
  190. Help with several issues please: rewiring, blown B&K AVR507 updated to version 3, etc
  191. Proton D1200 Replacement Transistors
  192. Tecnics SU-Z1 to refurbish
  193. THE PHILIPS 22AH708
  194. Separate IPS and OPS boards?
  195. current source for class a se amp
  196. Sanken 2sa1216 and 2sc2922
  197. Marantz SR-18 Doesn't Turn On: Worth Repairing?
  198. Sumo Andromeda very early series schematics
  199. ONKYO TXNR509 DAC signal question
  200. Marantz PM7003 + Passive Pre Amp (stepped) questions
  201. 6N136 model
  202. Headphone amplifier
  203. Pls help identify resistors on pcb of a Mark Levinson 23.5
  204. Will that amp be as good as the author pretends?
  205. Reparing Sugden A 28
  206. Yet another amp - simple inverted with 10x gain, mosfet output stage
  207. Dynaco Stereo 400
  208. Will Tillman Preamp improve acoustic guitar sound?
  209. LEAD ACID BATTERY POWERED JLH CLASS A
  210. Monoblock amp hot at idle compared to its brother
  211. High power AMP design
  212. How can one tell if it is a lateral MOSFET
  213. Active 3 way system
  214. Correct bias setting for mosfet amp w/out scope?
  215. Suggest me an amp design!
  216. Pioneer SX-980 Help!
  217. Layout critique
  218. Pioneer A300R phono stage
  219. All electric diagram for Sunden A28
  220. setting bias mosfet amp
  221. setting bias mosfet amp
  222. pioneer A400 speaker pop
  223. Bruel & Kjaer 2610 service manual needed
  224. Amplifier cooling, Dx variable speed fan blower
  225. Is it audio heresy to put some new guts in to a vintage Sony 3140f 35 watt power amp?
  226. Noob here. GFA565 running hot.
  227. Sumo Andromeda II question about shorting connectors
  228. accurate sound for deep scene
  229. pioneer A400
  230. the Perfect preamplifier jfet
  231. Electrocompaniet AW 180M adjustments
  232. where is the input in this thing?!
  233. yammy ax 470 (pt 2)
  234. Modding Vincent amplifier - tips needed
  235. What can I replace the 2SK370 and 2SJ108 with?
  236. JLH Headphone Class A
  237. How do I test a TDA2050 to see if it's good?
  238. nad 3020 volume control
  239. radioam232 located on youtube
  240. Carver M-500 blows capacitor
  241. Power MOSFET at Audio?
  242. Need Schematic for .5 to 1W Guitar Amp
  243. R2R Attenuator for Volume Control without Transition Contacts in the Signal Path
  244. SOLID STATE AMP KIT FOR BEGINNGERS? NEED SOME DIRECTION
  245. Large signal distortion in pre/VA stage
  246. Old design
  247. Determing current dump from output transistors
  248. Why do solid state guitar amps need so many op amps?
  249. darligton Leslie
  250. about the Denon PMA-700 amp

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