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View Full Version : Solid State


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  1. Small amp <5w for portable radio
  2. Identify parts
  3. Counterpoint SA-100 TR?
  4. Winfield's 100W DC-10MHz 1000V/us amplifier
  5. IRFP240/9240 Amplifier (simulated on TINA)
  6. Reduced output from Marantz 1060
  7. Sherwood S8900
  8. Anthem MCA 20 - Powers on but no sound
  9. Adcom 555ii rebuild
  10. Help w/ NAD 3020e
  11. output stage for direct contact with the heatsink without mica/silicon washer
  12. Proton D540
  13. Rotel RA-971 repair
  14. preamp gain
  15. burnt voice coil damages amp?
  16. Hafler DH 500 vs Adcom 555mkii vs Emotiva XPA-2
  17. Denon DRA-1035R Dilemma
  18. Benytone A60 - looking for docs
  19. My JLH Class A circuit mods any good ?
  20. Power amplifier with multiple 2SA1943/2SC5200 transistor pairs
  21. amp oscillating , possible ground loop
  22. Lateral Mosfet amplifier circuit
  23. Vintage amps vs new amps
  24. Pioneer SX-1080 Crackling
  25. First go at SMD pcb for 300 watt mosfet amplifier.
  26. Yet Another Adcom GFA-565 Thread
  27. Modify Crown macrotech 2400 110v 60hz to 220v 50hz!
  28. Marantz PM711AV
  29. Mundorf Mlytics AG 2 pole vs 4 pole
  30. Nichicon ES Bipolar cap location in the amplifier?
  31. high power test load for amplifiers
  32. Looking for HH electronics schematics
  33. Help finding a transistor with EBC pinout.
  34. An almighty idea for efficient 8-transistor amplifier?
  35. Crown IT 12000 HD
  36. Help figuring out what replacement power transformer I need
  37. Volume pots for solid state amps, Ohms?
  38. SeeA amplifier (Single end/energy-effective A)
  39. Power Amplifier with Small Signal OP-Amp in the Front-End - Overview wanted
  40. Successor for Bulgin Power Connector wanted - used in Linn LK2-80/Spark
  41. Frankenstein NGNFB Amp
  42. step up transformer on mosfet source follower ?
  43. Still another mj15003 ampli
  44. HEC amp
  45. High performance audio opamps that are currently in production
  46. Suggestion on chip (IC) preamplifier
  47. Sansui AU-919 Out put transistor replacement .
  48. AB amplifier is oscillating. seeking critique
  49. HH ic 100 schematic
  50. Class A amplifier project using ready built circuits.
  51. Creek 4140 headphone socket
  52. Info Jeff Rowland & Rowland Research model 7
  53. Marantz 1090 DC
  54. Strange offset behavior
  55. I need alittle help.
  56. Yamaha M45 Help Needed
  57. SWR Redhead Humm
  58. Sources other that ebay for DIY chassis with integrated heatsinks?
  59. Help With Klipsch KA-1000 blown amp
  60. Need help with Bias
  61. D.A.S Amplifiers
  62. Yamaha MX-1000 transistors
  63. Need Help With Transistor Substitution
  64. Vertical board to board connectors?
  65. Symtoms of bad caps???
  66. Hafler G-150 amplifier fried N-channel MOSFET
  67. Subwoofer amplifier modification for full range.
  68. Hiraga "Le Monstre" 8 W
  69. Single High power Mosfet for big Single Ended Amp ?
  70. Adding pre-outs to Luxman L-85V?
  71. DN2540 Power Amp
  72. Superphon DM Two Hundred specs needed
  73. Studio Master 2.0
  74. Problems with Quad 909 (606)
  75. Here is an Accuphase AD-9 schematic
  76. Crown D-150
  77. Industry Standard resistor distortion test?
  78. Ways to reduce sensitivity of darlington pair
  79. MosFET amp with ECW20N20Z
  80. CUB the Current Mirror Buffer
  81. good specs for a new(?) design
  82. Power Amp Measurements - Do these look good?
  83. SWTPC Tiger 207/A bias adjustment
  84. PR-800 ClassA/AB Amplifier Kit
  85. Adcom GTP-500 II Phono section issue
  86. 100W 4Ohm load Amplifier Design
  87. Forte Model 2 schematics, manual, mods
  88. Adcom GFA 545 II mods
  89. Poweramp distortion
  90. 0v Bias - Trimpot has no effect
  91. Bryston 2B recap
  92. Marantz PM66SE, 230v...rewire for 110v?
  93. AV receiver as pre-amplifer?
  94. Subwoofer feed from a Nakamichi AV-10?
  95. High DC Offset in Primare A30.2 Power Amp
  96. Zener diodes in feedback loop of power amp
  97. Advice on a DIY A/B class power amp.
  98. About 12v trigger use?
  99. To Balance, or not to Balance, that is the question...
  100. Nichicon caps
  101. Another nap 140 clone question
  102. Rotel RB-1050 Mods
  103. Pioneer SA-8800 high bias
  104. John Curl Design Approach
  105. Help ned with repair of Armstrong 621 Amplifier
  106. Converting Marantz 240 to Leach
  107. Denon 4520 svc manual
  108. faulty Mark Levinson 33H Amplifier
  109. Need help to identify damaged parts
  110. Help troubleshooting an equalizer please
  111. Will This Work? LME48930
  112. Aura Evolution
  113. NAD T973 - Recap monoblocks?
  114. 50hz hum when audio cable is connected
  115. What is this mess on the PCB?
  116. SAE Mark IIIA. Repair advise needed please
  117. Carver M1.5t Power Transistors Part Number?
  118. Anyone Know the Cello Duet 350?
  119. Way to determine whether an amplifier has a differential input stage?
  120. Pioneer SA-8500 Voltage/DC Offset Issue
  121. Need help finding a substitute for Sanyo SV-31 thermal compensator diode
  122. Luxman L31 intermittent problem
  123. QUAD 405-2 one ch out, should I buy it?
  124. What happened to great French Thierry Martin www.dcx2496.fr site?
  125. Do any of these measurements suggest an op amp I / V Stage?
  126. replace toshiba b688/d718 with b817/d1047
  127. BGW 750C popping the combination fuse on/off switch
  128. Sugden Masterclass IA-4
  129. Kenwood KRF-V6010 Dose not come ON
  130. Duson A10 Schematic
  131. How to add distortion numbers
  132. Jvc A-X30 failed repair
  133. How to get to know amplifier?
  134. Creek 5050 schematic
  135. Signal separation
  136. transistor and relay problem
  137. Adcom GSP-560 schematic & transformer voltage
  138. Linkwitz-Riley 2-way electronic crossover modification
  139. NAD 3020 Recap
  140. Beginner's question regarding 1/4" jack replacement on PA/speakers
  141. Where is your go-to chinese pcb house for low quanity orders? 50 or less
  142. Tweeter amp
  143. A blog you might find interesting/helpful: a way to deal with ground noise problems
  144. Holton AV800 - Revisited
  145. how to design a power amplifier for electrostatic speaker
  146. Terminal screw size for Nema 5-15 plug?
  147. Krell KSA-80B Startup Woes
  148. AEM 6005
  149. Yamaha M4 power amp's output LED got stuck
  150. Slew Godzilla OPS
  151. Why is my amps bias on only one channel rises slowly to normal?
  152. Old Marantz SR8100 taken apart
  153. Speaker Protection Circuit
  154. Problem with Krell KAV300i
  155. Thule Audio IA50
  156. How are ferrite bobbins made?
  157. AB International 1100a bias
  158. Topping TP-60 very noisy when connected to DAC (Fixed)
  159. Choosing between NAD amplifiers
  160. Sony STRAV770X
  161. Noise susepctibility of inverting amplifier
  162. Unstable Bias Realistic STA-2080
  163. Feedback loop speed
  164. 2n3773 quasi output
  165. Chinese amp advice
  166. Push Pull Linear amplifier?
  167. How to safely know that the old amp still work ?
  168. Here's a simple but very good sounding 50 watts amp.
  169. Help with a Buffer Circuit
  170. Sony TA-F555ES Integrated Amp Question
  171. Very simple amp shows good results in sim
  172. Van Medevoort VM 222 amplifier issue.
  173. signal path caps
  174. Problem with amp: Crackling?
  175. Technics SU-8080 WG Schematic.
  176. Power Rating for Power Amp
  177. Virtual Ground Opamp speed
  178. Class A Amp finished
  179. HE DIY bass amp for bi-amp with tube amp with NS-1000m speakers?
  180. Looking for a Sansui repair tech in GTA
  181. Yamaha THR10 amp - need a part!!
  182. Rotel RA-980BX
  183. For people with Technics Class AA (SVI4004/4003) amplifiers
  184. Need a little bit help my firends
  185. Output offset in Telefunken receiver
  186. Technics Clone New Class A
  187. Nad 3020 - square buttons?
  188. SAE 2600 output relay
  189. 140 Classic NAIM CLONE AMP on Ebay ?
  190. Sugden A28 mk1 bais prolem
  191. Looking for HCA BA3122N IC for Yamaha MX-1 amp
  192. Hertz HCP 4 and 6 speakers?
  193. 150W/4R based on SKA
  194. Laney AH150
  195. Harman Kardon AVR355 makes hiss noise in speakers
  196. I need a small diy amp from ebay
  197. WTB: Parsound HCA-1000A Parts
  198. Freebie DAY!!
  199. Harman Kardon - weird reset problem - HK 3370
  200. Can anyone help me explain this circuit?
  201. Volume pot Pioneer a400
  202. ATC Active style amps
  203. NAP-140 Classic NAIM CLONE ?s
  204. Rookie ? Tube = Mosfet, safe to say?
  205. Where to Learn About Building Solid State Amps?
  206. Biasing of MOSFET output buffer
  207. Need help using old radio cabinet for bluetooth speaker
  208. I just broke my Parasound 1500A amp, can it be repaired?
  209. Harman Kardon SC440 Stratophonic Transistor Substitute
  210. Crown XS Schematic / manual wanted
  211. Trying to fix Luxman L-230, ECB voltages
  212. Help Me Trouble Shoot Leach Amp
  213. DACTONE - QUASI BALANCED SOLUTION
  214. Best MT-200 screws and fixing ?
  215. Realistic STA-795 noise
  216. A2 A2 FET Fully symmetrical power amplifier assembled board
  217. Cambridge Audio A3i hum
  218. Threshold 400a bias issue
  219. Marantz SR96 AV Receiver tune up?
  220. Thule AmpDrive (ia100) schematic
  221. Marantz Model Eighteen receiver issues - sudden volume increase and FM selector pop
  222. Krell FPB200 Power Amp Problem!
  223. Embarrassing error in Third edition of Self On Audio
  224. Fisher Studio Standard BA-6000 - channel problem
  225. Question about Class H amplifier
  226. Schematic for 100w amp using external Dc psu?
  227. [HELP] STK4152II malfunctioning? How do i test it?
  228. Can transistor replacement affect amp sensitivity ? Help me choose!
  229. Onkyo TX-SR 608 start problem
  230. darTZeel based Ebay kit
  231. Need to replace Marantz 1060 NEC 2sc690 transistor - where to find?
  232. Very loud hum
  233. 2SA1216 rank p trustable sellers...
  234. Low voltage Quad 405 clone
  235. Audio Research - analog module AM-1
  236. Bridge 4 channel amp to 2 stereo outputs
  237. Need Help to improve Sound Quality
  238. Bubba-Jag
  239. adcom 2535
  240. single transistor amplifier... DC offset?
  241. No input signal yet still getting output? and clipping
  242. Accuphase P-20 looking for Service Manual
  243. Differences in complementary pair Ft ? Is this normall and what to expect..
  244. Xindak XA6800 SE Mosfet Bias
  245. Help me to improve our prehistoric VBE multiplier biasing system
  246. Hiraga's Le Monstre Vs. LM1875 Chip Amp
  247. Sinus live sl-a3000
  248. Bada DC211SE
  249. Can you share experience on ordering transistors in bulk to match ?
  250. A BJT Question

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