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View Full Version : Solid State


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  1. I need a reverse attenuator
  2. Sound Reinforcement amplifier design
  3. Rotel 820 schematics
  4. Simple upgrade for Rotel RA-01 amp..
  5. Superbuffer instead of OPAMP
  6. IRF's Hexfred or Schottky?
  7. Elektor 1982 Simulation
  8. REQ: Pioneer VSX-D1S Service Manual
  9. Evolve Amplifier
  10. 2sj72 Datasheet
  11. Class A for home use
  12. Fixing a Rotel 820
  13. Transformer Question
  14. Paper wanted...
  15. Amp has no power...Please help!
  16. sleepy man's question
  17. Low dist at high frequencies
  18. Installing a "main out" in an integrated amp?
  19. No Miller cap, Double bootstrapping amp.
  20. What transistors do you recommend for a good LTP input?
  21. Overschoot problem with amp
  22. for Nelson Pass or Mr Curl
  23. improving my VAS
  24. Substitute for 2SJ55/2SK175 VMOS FET`s?
  25. Problems with building an amp...please help!
  26. Do you think this is a limiter?
  27. Sansui au-7900
  28. Yet another OPA2134-based headphoneamp
  29. CA 3080/LM 3886 tube pwr amp emulation
  30. Need schematic for Peavey 8.5c
  31. NI unity gain opamp equivalent but with discretes needed
  32. Question about adding caps to an amp
  33. Switching Power supply
  34. Quad 606/707 anyone?
  35. +/-15Vout opamp for gain stage
  36. Slew rate calculations - how much do I need?
  37. Three pin positive regulators
  38. leach amp pics first diy project
  39. please help me please..
  40. Bi120 Ampslab
  41. Increased symmetry in amplifier
  42. Amp volume knob problem
  43. Need Advice for my first amp...
  44. Kairon Power amp (Hello, Canada!)
  45. Ordering from OnSemi
  46. Schematic for PM7000/7200/8000
  47. Eliminating capacitor in amplifier series feedback loop
  48. electronics surplus in sydney
  49. Vbe Multiplier Help Please
  50. What about Plinius audio, from New Zeland, are those amps good?
  51. Cleaning an Amplifier?
  52. Quiescent current drops when i touch the heatsink
  53. Which Amp to keep - Technics or NAD?
  54. JFET pair
  55. Another Leach Amp - Have we lost our Marbles?
  56. Class G Bias Questions
  57. Damage to linear regulators
  58. SPICE model for 2SK413, 2SJ118
  59. schemetic of Accuphase A-100
  60. Class A amp
  61. Phase Linear 200 schematic
  62. What's inside the Marantz SC-22 preamp?
  63. Mystery Amplifier - check it out
  64. Build 12V to 220V inverter from 555 timer
  65. suitable equivalent to mjl21193/4
  66. Can I get this amp to work?
  67. Transistor, can you inform prices?
  68. Question regarding capacitors
  69. k6 amp........
  70. detailed examination of 5 watts class a amplifier circuit
  71. Adcom 555 II channel failure
  72. tone control board quad 44
  73. Resistor keeps burning in my Marantz 1060!
  74. ESP P68 and P3A
  75. Thumbs up for ampslab and the Bi120.
  76. Guitar Amp help...I'm halfway there.
  77. Pioneer RT-909
  78. 2N6213 Complement
  79. Attn: Sydney, AUS Members
  80. PCB Express TO-264
  81. How do n- and p-channel fets cancel distortion?
  82. leach amp dc off-set
  83. Got ALTEC Amp Schematic(s)??
  84. ERC Protel99 problem, please help!
  85. Crossover distortion
  86. trouble shooting my DD receiver
  87. PSpice model library - please help
  88. 2SA483 Complement
  89. Who am I ?
  90. No miller compensation
  91. Op amp class A biasing.
  92. Computer heatsinks for audio
  93. Leach clone, pretty good looking
  94. Lynx from ACD Help
  95. Almost there........Feedback Problem Perhaps??
  96. ADC for relay volume control?
  97. RBF840 parameters ???
  98. need darlington amplifier schematics
  99. Are this amp's transistors worth upgrading?
  100. Rf punch amp won't turn on
  101. schematics for power mosfets?
  102. NAD 7130 troubleshooting
  103. heat sink problem
  104. muddy sounding mosfets
  105. Parasound HCA-3500 USA to UK power supply
  106. Help with VAS problem ?
  107. So,I wanna build another amp..
  108. Quad FM4 problem
  109. Genesis Stealth Amp
  110. Running A Power Amp And A Receiver
  111. What size Capacitors to use?
  112. Help!needed Mark Levinson's schematics
  113. DC servo in Amp
  114. Amplifiers, AB comparative testing, a blind test method.
  115. Upgrading outputs
  116. mic pre pcb needed
  117. Components used in LEACH AMP !
  118. The AV400......
  119. What kind of wattage do you think this has?
  120. relay based attenuator
  121. citation 7.1
  122. Amp Schematics up and some music
  123. Schematics needed for a Sansui A-40
  124. New Dynamp
  125. toroidal or not toroidal
  126. can I run 2 torroid in parallel operation?
  127. Hafler DH 200 problem
  128. Arcam delta 90.2 - Problems
  129. Does anyone have a schematic for a Marantz ST-253
  130. cmoy automated parts list?
  131. Guitar Amp idea. Is this possible??
  132. Old Receiver
  133. quiescent current different on both channels?
  134. simple Subwoofer amplifier...
  135. Genuine 2SC5200 ???
  136. power follower 99 help
  137. Noise from amp, appeared once, now gone??
  138. Amplifier do not need to have 0.001% distortion, speaker cannot reproduce quality
  139. is series sources?
  140. faster transistors
  141. testing the post
  142. measuring quiescent current of power amp question
  143. simple preamp
  144. Load Current limiting
  145. 15yrs old Conrad kit: good enough trying?
  146. True Balanced
  147. Modding my Soundcraftsmen
  148. Arcam Alpha 7R Schematic wanted
  149. ADC + 4067 Volume Control
  150. TL783 to be obsoleted byTI
  151. interface resistance
  152. Load (speaker) model?
  153. Modding a high power amp...
  154. Crazy plate amp idea...
  155. Adcom GFA 555-II- Didn't like short on output :-(
  156. A question on Bridged Mono
  157. AM1600 (2x810W / 4 ohm)
  158. NAD 3020 restoration
  159. Transistor Cross Reference
  160. Münster, a diy copy with modifications of an old Sony, have some suggestions?
  161. Schematics needed for a Marantz 1020
  162. Need a Schematic
  163. Transformer Damaged?
  164. schematic for h/k CITATION 16 / sixteen
  165. High loop Gain Composite Op Amp Circuits
  166. Classification Mess Up
  167. Peavey cs800 schematic
  168. Classe DR-8 topology ?
  169. Distortion on Power Amp that goes away when tapped?
  170. Current feed back again..............
  171. JLH Help - Minimise dc offset drift
  172. Kenwood KR-9600 troubleshooting question
  173. Is there much sound difference in using multiple small caps
  174. schematic request: harman kardon citation XXp
  175. Is it OK to add a large bank of caps outside the amp?
  176. Myst TMA3 transistors Hitachi 2SK226 2SJ82
  177. "New" Powersupply...
  178. Have you ever built this balanced amplifier
  179. DIY - Produce 10 Watts in 10 minutes
  180. comparator
  181. impedance problem
  182. Unnamed feedback method explored.
  183. Carlosfm's Regulated PSU for GC
  184. lm3886 as driver + mjw21195/6
  185. Ghost in the house???
  186. here's my approach
  187. accuphase p300 II
  188. My PA-1 PRE-AMP
  189. 5-ch Leach amp done!
  190. TO-264 insulators?
  191. Yamaha A-400 schematics/bias needed
  192. Yamaha P-2200 blown-up
  193. A newbie who needs help to find a good amplifier for a Shiva!
  194. Transistor ID
  195. Pavel Macura's MOSFET Power Follower
  196. western electric germanium transistors
  197. New distortion measurement method for audio amplifiers
  198. leach amp
  199. help, schem for sherwood
  200. Shematic for Pioneer SX-880 receiver
  201. common source class A amplifier
  202. Older Krell Schematics
  203. Preamp....
  204. where should driver transistors go?
  205. How do you determine what voltage is safe for your output transistors?
  206. opamp class a again
  207. Mic input transformer
  208. hafler dh-200 damage?
  209. Conecting VAS-outut stage
  210. How to use Marantz PM-80a as a power?
  211. Who Made This Amp (pics Incl)?
  212. Heatsinking has now become less dense!
  213. best tweeter amp?
  214. Comments on unusual bridge amp?
  215. BeoMaster 2400-2 Volume controle
  216. Subwoofer Amplifier Schematic
  217. Crossover distortion - be gone!
  218. Onix oa 24
  219. Current differen power amp
  220. preamp dc servo
  221. Wanted: Simple soft start circuit
  222. Some thing to look over Apex 45 w Class AB
  223. GND quistion BoSoZ
  224. Another car amplifier at home thread...
  225. Darlington and Triple darlington
  226. power transformer why expensive ?
  227. [off-topic] 1A constant current source?
  228. Dixon AV6688
  229. A Tale of 2 Capacitors!
  230. Basic OPA134 amplifier
  231. Interesting resource for Solid State Amp Design
  232. Full Wave Bridge Rectifier Recommendations Please.
  233. Mirand A1 CFA-Amp (Pictures) welcome comments !
  234. Inca Tech Claymore Vol. Pot.
  235. amplifier for electrostatic headphones
  236. My amplifier in test
  237. Design for IR Remote on/off switch?
  238. Amplifier from the 80's
  239. Amplifier from the 80's
  240. Amplifier from the 80's
  241. Active Inrush Current Limiter
  242. Datasheet for capacitor
  243. What amp to build?
  244. Winspice LM317 not as expected
  245. quad 44 preamp
  246. beginning
  247. Input capacitor
  248. Current-Sharing on the DOZ Amp
  249. Hypex HS200 plan, take out signal after preamp
  250. Help finding hum problem

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