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View Full Version : Solid State


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  1. Can I post this PCB pattern for the 25W Amp
  2. q on amplifer inputs.
  3. Why wouldn't this work?
  4. JL Hood schematic circa 1985?
  5. Optimum Opamp setup
  6. Transformer surge current
  7. AC97 codec replacement?
  8. Pre/power amp question...
  9. CFP amp pics
  10. Amplifier topology subjective effects
  11. How does this class A look?
  12. Balanced DC servo for balanced stage ?
  13. where do you`
  14. What's my problem?
  15. audio concepts PA-3B schematic?
  16. output stage with high impedance
  17. Yet another relay attenuator
  18. P3A Amp hums when connected to XO
  19. DC trigger/relay for power conditioner/filter?anyone?
  20. 200W Lateral Mosfet Amplifier
  21. Hafler DH200 vs. Bryston 3B
  22. Changing input impedance of a source follower?
  23. Schematic needed...
  24. Philips BUV90 darlington
  25. Feedback Control Systems MIT lecture notes
  26. Audiolab 8000A upgrades
  27. Luxman LV-105
  28. Celebrating new amps :*)
  29. Apox components list?
  30. Both hum and radio interference in an audio circuit
  31. anyone care to help on a line driver???
  32. NAIM NAP 250 will work over 220V??
  33. Possible Fakes? Plz take a look!
  34. How to modify NAD-304
  35. ultra-low noise transistors.
  36. Counterpoint SA-12
  37. DC at the output, when u start the amp
  38. Regulated powersupply, will this work?
  39. How to remove hum sound?
  40. Paralleling (NOT bridging) two End Millenium modules
  41. Vintage Repair in UK
  42. please tell me where to find
  43. where to find info on classG and classH
  44. Walter G. Jung's Energy Storage Bank
  45. Good Amp for Newbie
  46. Help with noise generator.
  47. what to do with this?
  48. Adjusted bias for parallel output
  49. Attaching mult. headphones to amp speaker out
  50. Lateral mosfets - why ?
  51. Kaneda 50W Class A amplifier
  52. How do I get the bias higher in this amp ?
  53. Leach amp bias diodes
  54. New Amp: Hex-Fet or LM 3875
  55. Problems with P3A after refitting
  56. Conrad KD269: How to unrelease full potential ?
  57. Not enough voltage swing in P3A amp ??
  58. what can i do with these?
  59. Buffered Passive Preamp
  60. What amp for this toroid ??
  61. 5 transistors output stage
  62. 20 Watt Class A amplifier
  63. Amplifier repair: I think I found it! (need advice)
  64. Back EMF? caps vented...
  65. extra output trans'rs in parallel?
  66. parallel diodes?
  67. Why not "instrumentation amplifiers"
  68. Transformerless Amp - Possible?
  69. Bias in a classical current feedback amp - influence how?
  70. Matching Mosfets and BJTs
  71. Choke input PSUs for solid state?
  72. bias amp while hot or cold?
  73. uher cv140 specs
  74. PA600 amp
  75. differences in low/mid price H/T proc and 2 channel amp
  76. Opamp with open loop gain of 1,000,000,000,000,000. :-P
  77. DC offset problems with leach amp
  78. Chip
  79. Leach component questions
  80. Sf106n
  81. Bee Power Ampifier to the test
  82. Anyone know any powerful power MOSFET?
  83. Unstable VAS current in amp from Slone book
  84. op. amp. paper...?
  85. SPICE Question.
  86. Strange problem with BJT HP filter
  87. Soundcraftsmen MA5002 power output type? Help!
  88. optimum power supply for power amp
  89. Variable current battery charger for preamp design
  90. Discrette amp tagmaclaren guidelines
  91. Help with relay
  92. Balanced amp methods
  93. OP Circuit design
  94. Rotel RB980-BX service manual needed
  95. Soundcraftsmen amps?
  96. what do you think of this schematic?
  97. More transistor and bigger power supply will be stronger??
  98. Differential Pairs
  99. free samples
  100. Input Differential Pairs and Zetex Transistors
  101. Exposure dual mono IV poweramp schematic needed
  102. P3A amplifier
  103. Microphone amp?
  104. Help/toruble-shooting needed for simple phono pre-amp
  105. Amp doesn't like computer :/
  106. Have anybody built this active pot from Elektor?
  107. Amplifier protect
  108. The best all-round solid state gear ever. period
  109. 5channel opamp.
  110. ClassA mosfet p/p amp with no feedback?
  111. ESP 3A output power at 4 ohms load
  112. Anybody knows this Amp
  113. Soft start circuit
  114. 400 watt Holton amp upgrade
  115. Help with +VE clipping
  116. In Car PSU
  117. What upgrade for the job?
  118. Symetrical power supply PCB board needed
  119. Let's bridge
  120. Power Supply Help
  121. Yello or Jello in Bangkok
  122. LTSpice and subcircuits
  123. Heatsink decision
  124. Where do we most often fall short with amps?
  125. Op amp gain in db formula
  126. about "1000W" car amplifier
  127. My amplifier project
  128. Amplifier Chassis Picture Post
  129. MOSFET ESP's P3A?
  130. Help on Nemesis amp
  131. the ultimate class A 2N3055 amplifier
  132. Good amp design?
  133. NAD 214 schematics
  134. Soundcraftsmen PCR800
  135. amp pics...fun listening :-D
  136. Lf 356
  137. schematics of Rotel RA-971mk11 / RA-971
  138. Riz power amp
  139. Help! Luxman L-430 schematics...
  140. P3A questions, problems
  141. opamp/bass management
  142. Is it possible to homebrew better than the big guys?
  143. help with complementry pair amp
  144. Current Dumping Amp
  145. Pm6010ki
  146. where do you get your soldering supplies
  147. What to do with a 300VA 2x38Vac transformer?
  148. MOSFETs or Bipolar Transistors?
  149. Replacement transistors for leach amp
  150. sources for caps / resistors / connectors / insulation pads and heatsinks?
  151. amplifier which uses MJ11032/MJ11033
  152. Battery Supply Help.
  153. Quad 44 PSU - improvements?
  154. An amp that uses Tip35c and Tip36c Transistors
  155. PCB for this amp...
  156. threshold stasis 2
  157. wooden box for preamp?
  158. Would these transformers be of any use to me? :D
  159. rotel ra-971 mk11 tuning
  160. Small Car SMPS needed..
  161. I need schematics for bedini 200 or 250 please
  162. Opamp Buffer
  163. Can't find isolation pads for 2sc2922
  164. Voltage Doubler Supply for Power Amp?
  165. Amplify weak signal to stronger...
  166. The Av800, how good is it?
  167. Lower supply rails for this amp?
  168. help with Powersupply
  169. Combining channels for sub
  170. Infrared Inputs on the back of AV Receivers
  171. Decoupling for OPA627, LT115 and AD8610
  172. 40A power supply....
  173. Luxman LV-111 schematic
  174. Leach Amp 2N3440/2N5415 substitute?
  175. 0 to -12dB Attenuator in 0,5dB steps !
  176. Le Monstre Fet connection!
  177. Little help from the expert please....
  178. help with matching input impedences.
  179. cooling fan imbalance - right vs. left side
  180. Sony tava 777es pre outs
  181. help identify'n a part ???
  182. siplelist class d diy amp?
  183. Tripath 0103
  184. JLH question
  185. PCBs and wires
  186. Capacitors for the Leach ?
  187. Schematic for Marantz PM7000
  188. testing using HEXFET for exhaust fan
  189. romanian amplifiers
  190. 5.1 HT Analog Pre
  191. Recomend replacement for 2SA1492 & 2SA3856 pair ?
  192. logitch Z-560
  193. a hundred questions from a noob
  194. Adding a "Protection LED" on an amp
  195. Tuner modding
  196. hi im new
  197. "Power Tracking" in supply, ever heard, DIY ideas?
  198. Problems with amp - need help
  199. Upgrade 2sc5200/2sa1943 to mjl21193/4?
  200. PWM amp class D PS Audio HCA-2
  201. Amp noise !!! Please Help !!!
  202. Designing 6181/IGC integrated amp: help needed
  203. OpAmp used as Input Stage (IS)?
  204. 15W JLH Heatsinks
  205. Error feedforward - need help please.
  206. ESP - P68 300W dont work ! help
  207. How to add the subwoofer ?
  208. Diode PIV question ?
  209. My first real amplifier
  210. amp died while biasing
  211. Jfet preamplifier
  212. Transfrmer problam !
  213. Thanks to all
  214. Intermittent Popping...Ideas?
  215. Connecting a Ipod with car amp?
  216. audio amplifier
  217. Basic upgrade for an amp
  218. preamp opamp problems
  219. P3A considerations
  220. Fuses,fuseholders And How To Make Them Sound Better...
  221. Subwoofer Crossover
  222. Beware!!!!! Fake Sankens
  223. Sub amp not working - please help!
  224. a couple amps. critics / suggestions needed
  225. MOSFET -soft musical clipping??
  226. More info on this amplifier?
  227. Troubleshooting hum
  228. Can oscillation destroy output transistors?
  229. Changing BF's for MJE's
  230. for Tucsonsean (My version of the Lateral Amp)
  231. DC servo
  232. LM317 As Electret Mic Amplifier
  233. Does anyone have some idea about Rega Elex amplifer?
  234. MOSFET nonlinearity might just be a good thing!
  235. Ideas for parts in insanely powerful amp?
  236. pre-amp schematic
  237. Alternative transistors for DoZ?
  238. Troubleshooting dead amp...Help
  239. Some good DIY articles ...
  240. Vbe multiplier sensitivity
  241. transistor amps not working for me...
  242. Harman Kardon PA2200: Good deal?
  243. Message to all korean guys - help wanted - I'm bad in the korean language
  244. problem in mje2955 to 2sa1943
  245. Opamp DC offset
  246. problems with diy amplifier
  247. Harrison XI600
  248. simple Amplifier?
  249. Snubbers & Diodes Question
  250. Amp's with 2SK413/2SJ118

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