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View Full Version : Solid State


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

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