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  1. what causes 'thick' sound?
  2. Advice on upgrading a Denon PMA-925R
  3. Sony V333ES Amp with a rapid clicking relay and no power
  4. lm3886 power output question
  5. Change the outputs in my Crown D60?
  6. Repairing a jbl 1201.1II...
  7. Crown XLS Series - Fuses??
  8. Nuforce Icon Amp... Dissassembly?
  9. Marantz PM7000 distorsion problem in R channel
  10. Counterfeit transistors ?
  11. Marantz PM7003 help with schematics???
  12. Making a preamp
  13. How much gain does Nakamichi CA-7 pre amp have?
  14. Kit Recommendations?
  15. Output Impendance
  16. Nakamichi Receiver 1 Remote Failure
  17. Marantz PM7003 Service Manual desperately needed
  18. Bjt vs mosfet drive
  19. preamp static troubleshooting
  20. question
  21. Krell KSA-300S cliks off
  22. replacement cyrus 2 rocker switch .
  23. Switching source and levels in a multi-channel amplifier
  24. power amplifier
  25. Yamaha Power Amp Circuit Theory Help
  26. circuit switching
  27. CCD-2400 Concept Car Amp
  28. Powering on my LCD causes my amp to hum through the speakers
  29. ideas on fixing amp?
  30. a / b Selector Switch - Stupid Question.
  31. Cyrus One Amplifier - One Channel Silent - What could it be?
  32. Quad 606 into a 2 ohm load
  33. Hiss sound from DIY speaker, anyway to remove it ?
  34. Opamp maximum output current (NE5532 or similar)
  35. Soliciting advice on mods for Soundcraftsmen FET PR1800
  36. Help carver M400 Oscillating
  37. mosfet opamp
  38. A Modified P3A
  39. Any Jean Hiraga class A PCBs or kits?
  40. Running Power Amplifier in Inverted Mode
  41. Baker clamps?
  42. HRII to operate with 55V - a higher power HRII
  43. Rack, cabinets, chassis dimensions
  44. What known accurate spice models are around?
  45. 45W@8R 70W@4R CLASS B SO LOW DISTORTION.
  46. Carlsbro 80 GLX Problem
  47. blown 2sj201 and 2sk1530
  48. diyAB Amp - The "Honey Badger"
  49. common source amplifier with CFP output
  50. Fairly fast buffer
  51. 'Low performance' transformer tests
  52. 2sc5200 a1943 amp suggestions needed
  53. Aura Evolution VA100 Mk2. Which transistor is which?
  54. Nothing to see here
  55. Revox A78 Speaker Connnections
  56. Help the Apex 550W Class-B?!
  57. Depleation Mode MOSFET current sink.
  58. Need schematic for BASH INDIGO 600080 subwoofer
  59. Ibanez SW65 Amp help
  60. Which SS kit good for tube hybrid?
  61. Do you like Class A?
  62. Lateral mosfet driving question - Hitachi amplifiers
  63. Help, need licensed electrician to fix fusebox, run seperate outlet, etc.
  64. HELP NEEDED!!! Broken Potentiometer.. :/
  65. Need help diagnosing/fixing/finding something to do with Marantz 2225
  66. Modifying Emotiva XPA-5
  67. simple question about PS for DX Blame MKII
  68. Need help fixing guitar amp
  69. Weird Power Transister Sound.
  70. Engineer, help please - Neg. feedback/infilters
  71. Budget amp work-over :)
  72. Circuit schematic question for Rotel amp.
  73. Require correct substitute for B512
  74. Bias servo in the AN-1651
  75. The design of active crossovers
  76. Poweramp with IRFP4668
  77. Leave Adcom GFA-585 Turned on?
  78. unbalanced single or dual channel mosfet amp input OP circuit
  79. electrocompaniet ec 4.7
  80. H/K Citation 11 substitute for FET Q508
  81. My Dead Arcam 200 AVR project/helpHi all 0/ Basically I have an old Arcam 200 AVR tha
  82. Need help identifying SMD device for NAD T765 receiver. thx
  83. Transistor replacements
  84. bypass capacitor size
  85. Overheating Class A
  86. jFET Power Buffer
  87. JLH Class A headphone amp- where to buy from ?
  88. Bias Drifting Higher?
  89. Info On Digitech Amp Simulator
  90. Tweak of Luxman SQ 507x
  91. Quad 405-2, 34 & FM4...
  92. ZEUS TWO AMP
  93. Sony STR-6065 Receiver Left Channel Issues
  94. electrocompaniet ec 4.7
  95. 1000W PA Quasi NMOS Amp - Class H Stepdriver possibile ?
  96. Help needed on replacing Adcom 545 power supply caps!
  97. Poor bass in Yamaha receiver
  98. Poor bass in Yamaha receiver
  99. Class AB is being mismaligned ?
  100. Silicon Chip Ultra-LD Mk 3 < 0.004% THD @ 20KHz
  101. 2sa1216/2sc2922 designs?
  102. Hybrid situation
  103. HK930 with no output
  104. how do they sound
  105. THD vs output power in LTspice
  106. the Perfect preamplifier TWO
  107. jfet without biasing
  108. Steg K24 Vs Phoenix Gold 2125 ms
  109. Adcom GFA-545; What's all the buzz about?
  110. Forte model 4 article
  111. Marantz SR4500
  112. another "STAR" ground question
  113. Optocoupler Speaker Protection
  114. PMI AN-24
  115. NEW DESIGN L 150W FET AMPLIFIER
  116. Hiss in one channel
  117. Denon PMA900V idle current adj
  118. Need advice on what to build...
  119. Crest CA9 / P.Audio PA9... differences?!
  120. Samples from ONsemi fakes ?
  121. Silicon Chip ULD Mk3 amp - 0.0006% distortion
  122. Service manual amp Luxman M300
  123. Musical Fedelity A100 pre outs?????
  124. Any links to "Are Op Amps Really Linear?" by Barrie Gilbert?
  125. HK6350 tuning ?
  126. OLG Phase vs Output Phase
  127. Use a shielded connector?
  128. New World Order (audio conspiracy theory)
  129. wharfedale pm 600 problems
  130. 2SK332F spice model for LTspice
  131. Blown Parasound HCA-2205a
  132. psu transformer choice ?
  133. Amp with multiple stereo speaker outputs
  134. So this is a "perfect" amp? But innovative?
  135. Common base VAS
  136. Mixed-mode feedback gain formula
  137. NEED A 600W@4E AMP .............WHICH TO START WITH
  138. Distorts after about twenty minutes
  139. Faulty transistor?
  140. mjl
  141. What amp/amps boards would you like to see produced for your project?
  142. My last PA
  143. Output Relays
  144. low output capacitance buffer?
  145. Nytech service manual
  146. 400watt/800watt irfp240 irfp9240 audio amplifier
  147. Why battle with Chinese board manufacturers?
  148. Negative output impedance
  149. trying to fix RANDALL RH-100 - need help
  150. P channel jfet preamp circuit
  151. TLE-2426 as "negative" virtual ground?
  152. In need to solder!!
  153. Need help with my bi-amp system
  154. GFA-555 II Thermal
  155. eq mic
  156. Arcam delta 290 switch to Power amp mode
  157. M3/Sigma 11 Build check
  158. WHAT is this amps trafo ?
  159. Chinse DX amp compensation capacitor
  160. Ab International 322t
  161. Burns Orbit Three Guitar Amp info required
  162. Second loss for National and Semi Industry
  163. Tobey & Dinsdale amp in Wireless World
  164. Delay Amp power up using a relay.
  165. Carver PM1200 rail voltage and idle bias settings
  166. Heathkit AA 1640 mods
  167. NHT Subtwo (Amplifier)
  168. new vs old harman receivers
  169. finished AV400 help with problem
  170. Active crossover built into amp
  171. build NEW AV800 / AV1000 MOSFET AMP IRFP240 IRFP9240
  172. BC550-560 Symmetric with LATERAL Output - Hiraga style
  173. RD15ESB ZENER DIODE
  174. Help with several issues please: rewiring, blown B&K AVR507 updated to version 3, etc
  175. Proton D1200 Replacement Transistors
  176. Tecnics SU-Z1 to refurbish
  177. THE PHILIPS 22AH708
  178. Separate IPS and OPS boards?
  179. current source for class a se amp
  180. Sanken 2sa1216 and 2sc2922
  181. Marantz SR-18 Doesn't Turn On: Worth Repairing?
  182. Sumo Andromeda very early series schematics
  183. ONKYO TXNR509 DAC signal question
  184. Marantz PM7003 + Passive Pre Amp (stepped) questions
  185. 6N136 model
  186. Headphone amplifier
  187. Pls help identify resistors on pcb of a Mark Levinson 23.5
  188. Will that amp be as good as the author pretends?
  189. Reparing Sugden A 28
  190. Yet another amp - simple inverted with 10x gain, mosfet output stage
  191. Dynaco Stereo 400
  192. Will Tillman Preamp improve acoustic guitar sound?
  193. LEAD ACID BATTERY POWERED JLH CLASS A
  194. Monoblock amp hot at idle compared to its brother
  195. High power AMP design
  196. How can one tell if it is a lateral MOSFET
  197. Active 3 way system
  198. Correct bias setting for mosfet amp w/out scope?
  199. Suggest me an amp design!
  200. Pioneer SX-980 Help!
  201. Layout critique
  202. Pioneer A300R phono stage
  203. All electric diagram for Sunden A28
  204. setting bias mosfet amp
  205. setting bias mosfet amp
  206. pioneer A400 speaker pop
  207. Bruel & Kjaer 2610 service manual needed
  208. Amplifier cooling, Dx variable speed fan blower
  209. Is it audio heresy to put some new guts in to a vintage Sony 3140f 35 watt power amp?
  210. Noob here. GFA565 running hot.
  211. Sumo Andromeda II question about shorting connectors
  212. accurate sound for deep scene
  213. pioneer A400
  214. the Perfect preamplifier jfet
  215. Electrocompaniet AW 180M adjustments
  216. where is the input in this thing?!
  217. yammy ax 470 (pt 2)
  218. Modding Vincent amplifier - tips needed
  219. What can I replace the 2SK370 and 2SJ108 with?
  220. JLH Headphone Class A
  221. How do I test a TDA2050 to see if it's good?
  222. nad 3020 volume control
  223. radioam232 located on youtube
  224. Carver M-500 blows capacitor
  225. Power MOSFET at Audio?
  226. Need Schematic for .5 to 1W Guitar Amp
  227. R2R Attenuator for Volume Control without Transition Contacts in the Signal Path
  228. SOLID STATE AMP KIT FOR BEGINNGERS? NEED SOME DIRECTION
  229. Large signal distortion in pre/VA stage
  230. Old design
  231. Determing current dump from output transistors
  232. Why do solid state guitar amps need so many op amps?
  233. darligton Leslie
  234. about the Denon PMA-700 amp
  235. Ebay KSA50 needs 2 voltages?
  236. Possible Threshold S/300 problem
  237. Help Needed - Sony SS120A chip amplifier
  238. Yamaha A-6a schematic needed
  239. REPAIRING an Electro voice 1144
  240. PCB STK4048XI, PS PCB..
  241. Has anybody Burmester or AVM schematics?
  242. Studio Project C1 preamp MOD
  243. MF A100 fans problem
  244. LT1166 bias IC
  245. yahama A-S1000 advice
  246. Crown XS700 Bias question - (schematics posted)
  247. zener base drive clamp
  248. Heatsink Question
  249. Advice on burned transistor replacement?
  250. Help on Source Follower output

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