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View Full Version : Solid State


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  1. Need Advice on Capacitor Replacement + Other
  2. please help amp clip
  3. VAS Stage
  4. Need BGW 100B schematic
  5. Musical Fidelity E11 needing second repair
  6. Rockford Fosgate T3002 Protect mode
  7. T039 spacer
  8. Slight distortion in power amplifier
  9. power supply interaction question
  10. Zobel Network
  11. Has my Marantz 2238 died ?
  12. What does more power get you?
  13. PCBs for Stochino's Amp
  14. SonyClone(pre)AMP by viktor1986,Dragan100 and APEX
  15. Traynor PS600
  16. 'Typical music' relating to SOA?
  17. 1943-5200 temperature issue
  18. NAD 3130 Preamp section faulty
  19. very good mosfet design failure
  20. Op amp change Carver AV-806x Amplifier. NJM4558DD > NE5532AP
  21. double-darlington transistor stages and diminishing returns?
  22. class h
  23. Mcintosh MC2200 recap
  24. What is normal DC Ofset on nakamichi PA-1
  25. Zener MTZ5.6B replacement
  26. BGW 250d
  27. Anyone knows about WANGINE electronics?
  28. Onkyo A-809 capacitor replacement
  29. compensation cap recommendation? is conventional Ceramic NP0?
  30. component grounding question
  31. Lateral MOSFETs
  32. Help fixing power line interference with car amp & power supply
  33. Caps for NAD C370, info needed
  34. Rega Brio 3 amplifier resistor question
  35. Nad c-326bee remote control problem
  36. min 100W amp for Dynacord Mosquito
  37. "Disappointing" DC-300a power measurements
  38. 6-channel-amplifier-grounding
  39. Odd Sumo The Nine Plus
  40. What single ended class A do you recommend ?
  41. NAD with faulty phono
  42. Current manufacturers who use MOSFET output for their amplifiers?
  43. A special Super-A class amplifier
  44. Vintage Technics SU-C01 gain/sensitivity mod?
  45. Damping factor explained - or not?
  46. Small amp <5w for portable radio
  47. Identify parts
  48. Counterpoint SA-100 TR?
  49. Winfield's 100W DC-10MHz 1000V/us amplifier
  50. IRFP240/9240 Amplifier (simulated on TINA)
  51. Reduced output from Marantz 1060
  52. Sherwood S8900
  53. Anthem MCA 20 - Powers on but no sound
  54. Adcom 555ii rebuild
  55. Help w/ NAD 3020e
  56. output stage for direct contact with the heatsink without mica/silicon washer
  57. Proton D540
  58. Rotel RA-971 repair
  59. preamp gain
  60. burnt voice coil damages amp?
  61. Hafler DH 500 vs Adcom 555mkii vs Emotiva XPA-2
  62. Denon DRA-1035R Dilemma
  63. Benytone A60 - looking for docs
  64. My JLH Class A circuit mods any good ?
  65. Power amplifier with multiple 2SA1943/2SC5200 transistor pairs
  66. amp oscillating , possible ground loop
  67. Lateral Mosfet amplifier circuit
  68. Vintage amps vs new amps
  69. Pioneer SX-1080 Crackling
  70. First go at SMD pcb for 300 watt mosfet amplifier.
  71. Yet Another Adcom GFA-565 Thread
  72. Modify Crown macrotech 2400 110v 60hz to 220v 50hz!
  73. Marantz PM711AV
  74. Mundorf Mlytics AG 2 pole vs 4 pole
  75. Nichicon ES Bipolar cap location in the amplifier?
  76. high power test load for amplifiers
  77. Looking for HH electronics schematics
  78. Help finding a transistor with EBC pinout.
  79. An almighty idea for efficient 8-transistor amplifier?
  80. Crown IT 12000 HD
  81. Help figuring out what replacement power transformer I need
  82. Volume pots for solid state amps, Ohms?
  83. SeeA amplifier (Single end/energy-effective A)
  84. Power Amplifier with Small Signal OP-Amp in the Front-End - Overview wanted
  85. Successor for Bulgin Power Connector wanted - used in Linn LK2-80/Spark
  86. Frankenstein NGNFB Amp
  87. step up transformer on mosfet source follower ?
  88. Still another mj15003 ampli
  89. HEC amp
  90. High performance audio opamps that are currently in production
  91. Suggestion on chip (IC) preamplifier
  92. Sansui AU-919 Out put transistor replacement .
  93. AB amplifier is oscillating. seeking critique
  94. HH ic 100 schematic
  95. Class A amplifier project using ready built circuits.
  96. Creek 4140 headphone socket
  97. Info Jeff Rowland & Rowland Research model 7
  98. Marantz 1090 DC
  99. Strange offset behavior
  100. I need alittle help.
  101. Yamaha M45 Help Needed
  102. SWR Redhead Humm
  103. Sources other that ebay for DIY chassis with integrated heatsinks?
  104. Help With Klipsch KA-1000 blown amp
  105. Need help with Bias
  106. D.A.S Amplifiers
  107. Yamaha MX-1000 transistors
  108. Need Help With Transistor Substitution
  109. Vertical board to board connectors?
  110. Symtoms of bad caps???
  111. Hafler G-150 amplifier fried N-channel MOSFET
  112. Subwoofer amplifier modification for full range.
  113. Hiraga "Le Monstre" 8 W
  114. Single High power Mosfet for big Single Ended Amp ?
  115. Adding pre-outs to Luxman L-85V?
  116. DN2540 Power Amp
  117. Superphon DM Two Hundred specs needed
  118. Studio Master 2.0
  119. Problems with Quad 909 (606)
  120. Here is an Accuphase AD-9 schematic
  121. Crown D-150
  122. Industry Standard resistor distortion test?
  123. Ways to reduce sensitivity of darlington pair
  124. MosFET amp with ECW20N20Z
  125. CUB the Current Mirror Buffer
  126. good specs for a new(?) design
  127. Power Amp Measurements - Do these look good?
  128. SWTPC Tiger 207/A bias adjustment
  129. PR-800 ClassA/AB Amplifier Kit
  130. Adcom GTP-500 II Phono section issue
  131. 100W 4Ohm load Amplifier Design
  132. Forte Model 2 schematics, manual, mods
  133. Adcom GFA 545 II mods
  134. Poweramp distortion
  135. 0v Bias - Trimpot has no effect
  136. Bryston 2B recap
  137. Marantz PM66SE, 230v...rewire for 110v?
  138. AV receiver as pre-amplifer?
  139. Subwoofer feed from a Nakamichi AV-10?
  140. High DC Offset in Primare A30.2 Power Amp
  141. Zener diodes in feedback loop of power amp
  142. Advice on a DIY A/B class power amp.
  143. About 12v trigger use?
  144. To Balance, or not to Balance, that is the question...
  145. Nichicon caps
  146. Another nap 140 clone question
  147. Rotel RB-1050 Mods
  148. Pioneer SA-8800 high bias
  149. John Curl Design Approach
  150. Help ned with repair of Armstrong 621 Amplifier
  151. Converting Marantz 240 to Leach
  152. Denon 4520 svc manual
  153. faulty Mark Levinson 33H Amplifier
  154. Need help to identify damaged parts
  155. Help troubleshooting an equalizer please
  156. Will This Work? LME48930
  157. Aura Evolution
  158. NAD T973 - Recap monoblocks?
  159. 50hz hum when audio cable is connected
  160. What is this mess on the PCB?
  161. SAE Mark IIIA. Repair advise needed please
  162. Carver M1.5t Power Transistors Part Number?
  163. Anyone Know the Cello Duet 350?
  164. Way to determine whether an amplifier has a differential input stage?
  165. Pioneer SA-8500 Voltage/DC Offset Issue
  166. Need help finding a substitute for Sanyo SV-31 thermal compensator diode
  167. Luxman L31 intermittent problem
  168. QUAD 405-2 one ch out, should I buy it?
  169. What happened to great French Thierry Martin www.dcx2496.fr site?
  170. Do any of these measurements suggest an op amp I / V Stage?
  171. replace toshiba b688/d718 with b817/d1047
  172. BGW 750C popping the combination fuse on/off switch
  173. Sugden Masterclass IA-4
  174. Kenwood KRF-V6010 Dose not come ON
  175. Duson A10 Schematic
  176. How to add distortion numbers
  177. Jvc A-X30 failed repair
  178. How to get to know amplifier?
  179. Creek 5050 schematic
  180. Signal separation
  181. transistor and relay problem
  182. Adcom GSP-560 schematic & transformer voltage
  183. Linkwitz-Riley 2-way electronic crossover modification
  184. NAD 3020 Recap
  185. Beginner's question regarding 1/4" jack replacement on PA/speakers
  186. Where is your go-to chinese pcb house for low quanity orders? 50 or less
  187. Tweeter amp
  188. A blog you might find interesting/helpful: a way to deal with ground noise problems
  189. Holton AV800 - Revisited
  190. how to design a power amplifier for electrostatic speaker
  191. Terminal screw size for Nema 5-15 plug?
  192. Krell KSA-80B Startup Woes
  193. AEM 6005
  194. Yamaha M4 power amp's output LED got stuck
  195. Slew Godzilla OPS
  196. Why is my amps bias on only one channel rises slowly to normal?
  197. Old Marantz SR8100 taken apart
  198. Speaker Protection Circuit
  199. Problem with Krell KAV300i
  200. Thule Audio IA50
  201. How are ferrite bobbins made?
  202. AB International 1100a bias
  203. Topping TP-60 very noisy when connected to DAC (Fixed)
  204. Choosing between NAD amplifiers
  205. Sony STRAV770X
  206. Noise susepctibility of inverting amplifier
  207. Unstable Bias Realistic STA-2080
  208. Feedback loop speed
  209. 2n3773 quasi output
  210. Chinese amp advice
  211. Push Pull Linear amplifier?
  212. How to safely know that the old amp still work ?
  213. Here's a simple but very good sounding 50 watts amp.
  214. Help with a Buffer Circuit
  215. Sony TA-F555ES Integrated Amp Question
  216. Very simple amp shows good results in sim
  217. Van Medevoort VM 222 amplifier issue.
  218. signal path caps
  219. Problem with amp: Crackling?
  220. Technics SU-8080 WG Schematic.
  221. Power Rating for Power Amp
  222. Virtual Ground Opamp speed
  223. Class A Amp finished
  224. HE DIY bass amp for bi-amp with tube amp with NS-1000m speakers?
  225. Looking for a Sansui repair tech in GTA
  226. Yamaha THR10 amp - need a part!!
  227. Rotel RA-980BX
  228. For people with Technics Class AA (SVI4004/4003) amplifiers
  229. Need a little bit help my firends
  230. Output offset in Telefunken receiver
  231. Technics Clone New Class A
  232. Nad 3020 - square buttons?
  233. SAE 2600 output relay
  234. 140 Classic NAIM CLONE AMP on Ebay ?
  235. Sugden A28 mk1 bais prolem
  236. Looking for HCA BA3122N IC for Yamaha MX-1 amp
  237. Hertz HCP 4 and 6 speakers?
  238. 150W/4R based on SKA
  239. Laney AH150
  240. Harman Kardon AVR355 makes hiss noise in speakers
  241. I need a small diy amp from ebay
  242. WTB: Parsound HCA-1000A Parts
  243. Freebie DAY!!
  244. Harman Kardon - weird reset problem - HK 3370
  245. Can anyone help me explain this circuit?
  246. Volume pot Pioneer a400
  247. ATC Active style amps
  248. NAP-140 Classic NAIM CLONE ?s
  249. Rookie ? Tube = Mosfet, safe to say?
  250. Where to Learn About Building Solid State Amps?

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