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View Full Version : Solid State


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  1. How do I get the bias higher in this amp ?
  2. Leach amp bias diodes
  3. New Amp: Hex-Fet or LM 3875
  4. Problems with P3A after refitting
  5. Conrad KD269: How to unrelease full potential ?
  6. Not enough voltage swing in P3A amp ??
  7. what can i do with these?
  8. Buffered Passive Preamp
  9. What amp for this toroid ??
  10. 5 transistors output stage
  11. 20 Watt Class A amplifier
  12. Amplifier repair: I think I found it! (need advice)
  13. Back EMF? caps vented...
  14. extra output trans'rs in parallel?
  15. parallel diodes?
  16. Why not "instrumentation amplifiers"
  17. Transformerless Amp - Possible?
  18. Bias in a classical current feedback amp - influence how?
  19. Matching Mosfets and BJTs
  20. Choke input PSUs for solid state?
  21. bias amp while hot or cold?
  22. uher cv140 specs
  23. PA600 amp
  24. differences in low/mid price H/T proc and 2 channel amp
  25. Opamp with open loop gain of 1,000,000,000,000,000. :-P
  26. DC offset problems with leach amp
  27. Chip
  28. Leach component questions
  29. Sf106n
  30. Bee Power Ampifier to the test
  31. Anyone know any powerful power MOSFET?
  32. Unstable VAS current in amp from Slone book
  33. op. amp. paper...?
  34. SPICE Question.
  35. Strange problem with BJT HP filter
  36. Soundcraftsmen MA5002 power output type? Help!
  37. optimum power supply for power amp
  38. Variable current battery charger for preamp design
  39. Discrette amp tagmaclaren guidelines
  40. Help with relay
  41. Balanced amp methods
  42. OP Circuit design
  43. Rotel RB980-BX service manual needed
  44. Soundcraftsmen amps?
  45. what do you think of this schematic?
  46. More transistor and bigger power supply will be stronger??
  47. Differential Pairs
  48. free samples
  49. Input Differential Pairs and Zetex Transistors
  50. Exposure dual mono IV poweramp schematic needed
  51. P3A amplifier
  52. Microphone amp?
  53. Help/toruble-shooting needed for simple phono pre-amp
  54. Amp doesn't like computer :/
  55. Have anybody built this active pot from Elektor?
  56. Amplifier protect
  57. The best all-round solid state gear ever. period
  58. 5channel opamp.
  59. ClassA mosfet p/p amp with no feedback?
  60. ESP 3A output power at 4 ohms load
  61. Anybody knows this Amp
  62. Soft start circuit
  63. 400 watt Holton amp upgrade
  64. Help with +VE clipping
  65. In Car PSU
  66. What upgrade for the job?
  67. Symetrical power supply PCB board needed
  68. Let's bridge
  69. Power Supply Help
  70. Yello or Jello in Bangkok
  71. LTSpice and subcircuits
  72. Heatsink decision
  73. Where do we most often fall short with amps?
  74. Op amp gain in db formula
  75. about "1000W" car amplifier
  76. My amplifier project
  77. Amplifier Chassis Picture Post
  78. MOSFET ESP's P3A?
  79. Help on Nemesis amp
  80. the ultimate class A 2N3055 amplifier
  81. Good amp design?
  82. NAD 214 schematics
  83. Soundcraftsmen PCR800
  84. amp pics...fun listening :-D
  85. Lf 356
  86. schematics of Rotel RA-971mk11 / RA-971
  87. Riz power amp
  88. Help! Luxman L-430 schematics...
  89. P3A questions, problems
  90. opamp/bass management
  91. Is it possible to homebrew better than the big guys?
  92. help with complementry pair amp
  93. Current Dumping Amp
  94. Pm6010ki
  95. where do you get your soldering supplies
  96. What to do with a 300VA 2x38Vac transformer?
  97. MOSFETs or Bipolar Transistors?
  98. Replacement transistors for leach amp
  99. sources for caps / resistors / connectors / insulation pads and heatsinks?
  100. amplifier which uses MJ11032/MJ11033
  101. Battery Supply Help.
  102. Quad 44 PSU - improvements?
  103. An amp that uses Tip35c and Tip36c Transistors
  104. PCB for this amp...
  105. threshold stasis 2
  106. wooden box for preamp?
  107. Would these transformers be of any use to me? :D
  108. rotel ra-971 mk11 tuning
  109. Small Car SMPS needed..
  110. I need schematics for bedini 200 or 250 please
  111. Opamp Buffer
  112. Can't find isolation pads for 2sc2922
  113. Voltage Doubler Supply for Power Amp?
  114. Amplify weak signal to stronger...
  115. The Av800, how good is it?
  116. Lower supply rails for this amp?
  117. help with Powersupply
  118. Combining channels for sub
  119. Infrared Inputs on the back of AV Receivers
  120. Decoupling for OPA627, LT115 and AD8610
  121. 40A power supply....
  122. Luxman LV-111 schematic
  123. Leach Amp 2N3440/2N5415 substitute?
  124. 0 to -12dB Attenuator in 0,5dB steps !
  125. Le Monstre Fet connection!
  126. Little help from the expert please....
  127. help with matching input impedences.
  128. cooling fan imbalance - right vs. left side
  129. Sony tava 777es pre outs
  130. help identify'n a part ???
  131. siplelist class d diy amp?
  132. Tripath 0103
  133. JLH question
  134. PCBs and wires
  135. Capacitors for the Leach ?
  136. Schematic for Marantz PM7000
  137. testing using HEXFET for exhaust fan
  138. romanian amplifiers
  139. 5.1 HT Analog Pre
  140. Recomend replacement for 2SA1492 & 2SA3856 pair ?
  141. logitch Z-560
  142. a hundred questions from a noob
  143. Adding a "Protection LED" on an amp
  144. Tuner modding
  145. hi im new
  146. "Power Tracking" in supply, ever heard, DIY ideas?
  147. Problems with amp - need help
  148. Upgrade 2sc5200/2sa1943 to mjl21193/4?
  149. PWM amp class D PS Audio HCA-2
  150. Amp noise !!! Please Help !!!
  151. Designing 6181/IGC integrated amp: help needed
  152. OpAmp used as Input Stage (IS)?
  153. 15W JLH Heatsinks
  154. Error feedforward - need help please.
  155. ESP - P68 300W dont work ! help
  156. How to add the subwoofer ?
  157. Diode PIV question ?
  158. My first real amplifier
  159. amp died while biasing
  160. Jfet preamplifier
  161. Transfrmer problam !
  162. Thanks to all
  163. Intermittent Popping...Ideas?
  164. Connecting a Ipod with car amp?
  165. audio amplifier
  166. Basic upgrade for an amp
  167. preamp opamp problems
  168. P3A considerations
  169. Fuses,fuseholders And How To Make Them Sound Better...
  170. Subwoofer Crossover
  171. Beware!!!!! Fake Sankens
  172. Sub amp not working - please help!
  173. a couple amps. critics / suggestions needed
  174. MOSFET -soft musical clipping??
  175. More info on this amplifier?
  176. Troubleshooting hum
  177. Can oscillation destroy output transistors?
  178. Changing BF's for MJE's
  179. for Tucsonsean (My version of the Lateral Amp)
  180. DC servo
  181. LM317 As Electret Mic Amplifier
  182. Does anyone have some idea about Rega Elex amplifer?
  183. MOSFET nonlinearity might just be a good thing!
  184. Ideas for parts in insanely powerful amp?
  185. pre-amp schematic
  186. Alternative transistors for DoZ?
  187. Troubleshooting dead amp...Help
  188. Some good DIY articles ...
  189. Vbe multiplier sensitivity
  190. transistor amps not working for me...
  191. Harman Kardon PA2200: Good deal?
  192. Message to all korean guys - help wanted - I'm bad in the korean language
  193. problem in mje2955 to 2sa1943
  194. Opamp DC offset
  195. problems with diy amplifier
  196. Harrison XI600
  197. simple Amplifier?
  198. Snubbers & Diodes Question
  199. Amp's with 2SK413/2SJ118
  200. Internal wire length?
  201. Denon PMA-680R Burnt
  202. Apex Cascode Class a Amp Cd
  203. Increase voltage for better sound....
  204. Krell KSA100 clone ?
  205. ETI-480 sub amp blown :-(
  206. Cambridge Audio Schematics.
  207. What is oscillation?
  208. Crescendo protection circuit?
  209. New AKSA 55
  210. Newbee wanting to be a DIYer
  211. Yamaha integrated amplifier CA-1010
  212. Did I just waste a $100 worth of transformers?
  213. Anyone with a Carver PM-175 Diagram?
  214. HEXFET amp in Elektor
  215. BSR19 and BSR20 - anybody used them?
  216. cheaper rackmount enclosures
  217. An insider's look at Electrocompaniet
  218. Local power regulators
  219. TRW Capacitors Question
  220. Phase Linear 400 Question
  221. How concerned should I be about load impedance?
  222. kenwood vr-309 schematic?
  223. Adcom Schematic Needed Gfa-545 Ii
  224. Auricap, Hovland or NO Cap?[Search for the Best Cap]
  225. New filter design tool from Analog
  226. Applied Audio Electronics 101-201
  227. sort of preamp for the leach?
  228. Bleeder resistor action
  229. Device like upc1298
  230. Preamp for Crescendo
  231. Anyone Made a Preamp LCD Display?
  232. HA2515 datasheet
  233. Simaudio I-5 Schematic
  234. Advanced amplifier princliple for dummies
  235. Guitar Amp Repair - Part substitution
  236. Schematic Diagram of nad 304
  237. Trying to figure out how to get rid of noise, help is welcome!
  238. Unusual
  239. Solder mask
  240. Goldmund Mimesis 7.5 pre - Good ?
  241. P3A transformer question
  242. Bipolar/MOSFET CFP output stage
  243. replacement for 2sb649/2sd669
  244. transformer ratings... pls help
  245. simplest and cheapest sub amp >250W?
  246. 80~100W bass amp
  247. Need Advise on Amp with +/- 20Vac
  248. zen 4 pcb real conection needed. help..
  249. Shutdown noise
  250. Cascoded jfet buffer

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