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View Full Version : Solid State


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  1. NAD3140 problem
  2. amp blows fuses at turn on where should I start looking?
  3. Acoustat Trans-Nova Twin-200 biasing
  4. can you bypass internal crossover on BASH plate amp?
  5. Amp Will Not Function
  6. Pioneer amplifier SA-1270?
  7. MJL4281A/4302A Amplifier or MOSFET's
  8. Denon PRA-1000
  9. Power Supply - need to reduce voltage - any hint?
  10. cd input too loud can it be attenuated?
  11. Why main fuse and not rail fuse?
  12. Worth repairing amp or building new?
  13. Half-dead Rotel RB-850 resurrection
  14. Cambridge Audio A3i Relay
  15. Yamaha MX-1000U Protection always on..Help!
  16. Harman Kardon PM 620 oscillating
  17. Luxman L-85 schematic wanted .
  18. Kevin Gilmore
  19. Audio Analogue Puccini
  20. Wanted: Crown K2 service manual or schematics
  21. high quality 10A dual voltage regulator
  22. 2sc2705 for differential??
  23. Problems with Carvin PB500 Amp
  24. transistors
  25. Where better to use charge suckout capacitors?
  26. substituting FETs
  27. Sony TA-N1 and TA-NR1, how do they sound?
  28. Altec 9440A?
  29. What is the goo? Adcom question.
  30. Is this stable??
  31. Old articles
  32. Adcom 555 repair parts swap ?
  33. If it aint broke
  34. Adcom 555 advice
  35. Hybrid Class A / Class B design.
  36. Has anyone ever tried a Beta Enhanced emitter follower VAS??
  37. Audio Amplifier without transistors or tubes?
  38. Make A Good Pre-amplifier???
  39. Quad FM4 tuner
  40. Testing a fried Marantz SR50 - any tips?
  41. JLH (my version)
  42. C/M Laboratories amps (and other gear)
  43. Op-amp for signal inversion.
  44. cambrigde audio a3i help!
  45. Low voltage opamp recommendations
  46. Questions about mosfets IRF3205 IRFZ44N
  47. Plate Amps or Monoblocks
  48. Moving to triamp, need decent cheap 3-way active crossover and poweramp advice
  49. For the owners of a Rotel RC960BX
  50. Mark Levinson no.29 clone? schematics available!
  51. Krell Shootout In Salt Lake City
  52. New amp results
  53. Adcom GFA-565
  54. Suggest improvement for this design
  55. How do you tell if an amp is bridgeable?
  56. C-Audio RA2000 Protection LED
  57. Nikko Alpha 220
  58. 10W JFET/MOSFET SE Class A, no Feed Back
  59. Parasound HCA-1200
  60. transistor mounting
  61. what transistors to use?
  62. what transistors to use?
  63. Interesting new TI op-amp w/ very low noise
  64. 50watt into 1ohm load with KAPPA 9
  65. Won't bother ....
  66. Threshold FET 10/pc Phono Stage Preamp Schematics aka FET 10pc, FET-10pc, fet ten/pc
  67. Marantz PM-66SE: No audio
  68. Taking advantage of parasitic properties
  69. power supply wiring
  70. Bob Cordell Interview: Power Supplies
  71. CA 540R schematic
  72. A question about powersupply fuses?
  73. Help me design a pcb for redcircuits 10 watt amp..
  74. Classe DR-15 schematics / Info?
  75. Shure Vocal Master Fuse Popping
  76. Marantz SR5000
  77. bias for pioneer a400?
  78. END200 who knows this design ?
  79. Ceramic caps: SMT as good as radial?
  80. Bozak restoration/update
  81. H-K AVR3000 loses memory among other things
  82. Ion Obelisk 3
  83. upc1298v power amp uk supplier?
  84. Request of Anatech
  85. bjt/mos (class A) CFP
  86. Belles Series I for sub duty
  87. bias capacitor
  88. Pioneer SA-710 Amplifier
  89. 12 Volts from 38 using IC Reg Chips
  90. nakamichi amplifier 1
  91. mitsubishi DA-A15DC
  92. How I Can Bridge This
  93. I found this one in the WEB...i think it is very interesting
  94. Current Mirrors and first post here
  95. 100w 8ohms does not opperate
  96. audiolab 8000a
  97. schematic
  98. Crest CPX-1500
  99. Conrad Heatsinks...
  100. Bob Cordell Interview: BJT vs. MOSFET
  101. powersupply not sure what to do?
  102. Yamaha RX-V590 On then Off Problem
  103. leach amp powersupply ?
  104. P3a mosfet equivalents
  105. Can't get home built amp working
  106. Amplifier Gain Question
  107. can irf540 +irf9540 be tested with dmm
  108. Amp non working
  109. Need small coupling capacitors
  110. power supply for project 68
  111. Remake of my DoZ almost completed [pics]
  112. Question about DC offset from source.
  113. marantz cd4000
  114. i have some pics of unwell pioneer
  115. Proposal of new test signal for amplifiers, with regard to HF interference
  116. Amplifier Input CSS, good thermal data + Red LED model
  117. Yamaha A-760
  118. Driver board on a Krell KSA 100S
  119. pye sx 6390 hifi project amplifier
  120. Bootstrapped FET source follower ?
  121. Opinion about this hi-fi amplifier
  122. Determine the signal path ?
  123. Pcb 300 W
  124. Need Denon PMA-750 Bias Procedure
  125. Need Marantz 2230 Bias Procedure
  126. follow up to pioneer a605r
  127. pioneer a605r keeps switching off
  128. Speakers for Adcom GFA 585?
  129. Future Trends in IC Opamps
  130. Serial or parallel
  131. Hafler DH500 Heatsinks - looking for djk
  132. AV receiver mod
  133. Lm4702 BPA
  134. Nad 7020 inputs
  135. NAD AMP.....sound distorted....fuses blown
  136. Phase Linear Model 200 help needed
  137. Sony saw40 sub problem
  138. 4th Ed. of Audio Power Amplifier Design Handbook (Doug Self)
  139. Rotel amplifier buzzing, please help
  140. DC300A II tweaks
  141. In Active crossover application, OPA2134 and OPA2604, which is better?
  142. 2 x 90w rms @ 8ohm help please
  143. simple mods to a solid state amp?
  144. Bridging Hitachi J50/k175 combo?
  145. Where to buy replacement Bando PT
  146. pcb layout for "project 68"
  147. Uploading large service manuals?
  148. Lack of air and volume as an indicator of crossover distortions
  149. 2x44VAC 300VA: What sub amp to build?
  150. How to minimize output offset drift w/o servo??
  151. JBL MPX600 Schematic
  152. Interesting output stage idea
  153. Anyone know anything about the Velleman K8060 el-cheapo 100w amp?
  154. When witch came.......
  155. Heatsink calculator?
  156. Help with RC values
  157. Help me troubleshooting amplifier module
  158. TI vs National -- the THS4520
  159. National Semiconductor LM4562 used as a line preamp.
  160. Building a sub amplifier
  161. Classic old Nad 7045 reciever with bias problems
  162. Need easy buffer/preamp help
  163. Denon PMA-250
  164. lesser of two evils, high level -> line level, digital volume control
  165. Is this passive attenuator woth building?
  166. The Smallest 50w Mosfet Amplifier
  167. Kenwood Equalizer
  168. Some help needed with a power amp
  169. Car woofers destroys normal amplifiers?
  170. IRFP... or MJ15003/15004_MORE POWER???
  171. Amplifier For 400 W_rms
  172. British Quad amplifiers
  173. Lubing CD Trays
  174. Adcom GFP-555 preamp. Upgrade It or Replace It?
  175. Clone KSA-200
  176. Aleph2 VS KSA100 VS LEACH150
  177. Why KSA100 can delivery 400W at 2ohm loading
  178. Newcastle R-956: Where there's smoke...
  179. The best SymaSym produced by our members
  180. cyrus 1 amp later version
  181. coherent noise and chaotic distortion
  182. BZLS and SKA GB150D
  183. transformer choice for amp
  184. ST MOSFET-Power Amplifier use???
  185. Arcam Alpha One upgrade
  186. Luxman LV-117 ?
  187. what do you think about this amp? (pic inside)
  188. Novice Question on Transistor Replacements
  189. My Nad 2200 burns all my tweeters.
  190. Guitar Amp buzzes off of power inverter, will this filter work?
  191. Need Sansui TA-300 Bias Procedure
  192. [DIY] HEXFET AMP total disaster?
  193. Hafler XL-280 : PC-40D circuit design
  194. slow turn on
  195. Slow CD Changer Tray
  196. Design for thermal stability?
  197. Internal amp wiring
  198. Phase Linear Model 700
  199. Cyrus Two low input impedance?
  200. what transistor to use??????
  201. newb 101 help
  202. Decisions... P101 vs. P3A vs. SKA
  203. Really Quick One: What Type Of Input Cap
  204. **** amplifier for party is not working!
  205. Ovation Amp
  206. HEXFET amp
  207. Rotel ra-935bx, opinions?
  208. BGW Pro 250E on the blink
  209. Hum hunting - LM4562 Phono stage
  210. Class A amp...is this normal?
  211. Schematic needed badly
  212. Levinson No23 DC offset troubleshooting
  213. Quad 405-2 mods - which ones?
  214. onkyo preamp p-306rs
  215. ESP P3a protection?
  216. Preamp/value for money
  217. Nakamichi Reciever 2 problems
  218. service manual, volume and balance pots for Teac SA200
  219. C Audio SR606 Schematic
  220. Hifonics ZX6400... no output from speakers outs.
  221. as connecting two processors
  222. big power amp
  223. loud thump when powering up my amp
  224. Yamaha RX-V490 Amp Problem
  225. Mark Levinson ML3 or No23 ????
  226. old commies amp working, few questions
  227. Sony VFET...tragic...
  228. Soft Turn On/Off on Hafler 9500
  229. Looking for Transistors
  230. WIKI archive for important and historic articles?
  231. Standard SMT footprints
  232. Output stage with gain
  233. Adcom GFA-545 II Schematic Needed
  234. Primary mode of transistor failure
  235. Transistor Help?????
  236. LCAudio Sidewinder 2 on fire
  237. Help with MF X-A 100R
  238. need help find out peak amps on a transfomer????????????
  239. Hitachi power MOSFET data book HLN600.
  240. any "true" class b amps out there?
  241. newbie - Kenwood 3020SE mains noise?
  242. Need low power high beta transistors - please drop me a few part numbers...
  243. Help diagnosing subwoofer amp
  244. crest clicker
  245. Retailer praise
  246. tips for first time builders
  247. Bob Cordell Interview: Error Correction
  248. Not really sure if this would even work, preamp?
  249. Where to get balance controls?
  250. Heatzinking before and now...

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