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  1. Design for small amp.
  2. New here...
  3. best way to make pcb?
  4. mission cyrus II destroyed my woofer
  5. Transformer power, how much may i expect?
  6. HELP...I need a pic of a PCB...
  7. Marantz PM66SE schematic wanted
  8. oscilloscope question
  9. Nec Upc1298
  10. I want to make an amp with a Negative Output Resistance, but HOW??
  11. HP339A article Charles Hansen
  12. Amp Circuit of Opa+Mosfet/normal transistors.
  13. J L HOOD A/AB amp
  14. central ground in leach amp
  15. Stupid question
  16. A New Le Monstre Lives
  17. sequence of the 4 power transistors on heatsink
  18. isolating power transistor from heatsink
  19. my first transistor amp
  20. Triode Emulator
  21. motorola vs on semiconductor
  22. volume control and line out questions
  23. thermal resistivity k/w to c/w
  24. do I need to heatsink these?
  25. 231 hfe of MJ15004
  26. thermal runaway diodes
  27. Class B Biasing issues!
  28. Has anyone tried any Double C-core transformers? (4a SS amp kit)
  29. Amp using (only) IRFP260 output devices
  30. parallel voltage regulators to increase current?
  31. Krell KSA-250 not true class-A?
  32. Hello Enginners, Help, Help, Help!
  33. Kustom 250 amplifier, well done
  34. Frequency Dependant Damping?
  35. Onkyo M 508
  36. need some power amp!!
  37. Activ-Sub Project's IMAGES
  38. New Output Transistors for a Quad 405 (2)
  39. Etd 49 & 3c90 Help!!
  40. BD139/140 Overvoltage
  41. Pioneer A400 coupling caps
  42. non global nfb balanced MM ss phono preamp/amp
  43. 2n3055hv what is this?
  44. best way to connect this amp..
  45. Voltage regulator OP249 question
  46. depletion mode mosfet selection
  47. Sanken 2sa1492, Onkyo
  48. hybrid Amp project
  49. "Which linearity" is the best? Current, Voltage, Power?
  50. Sziklai emitter follower as voltage stabilizer
  51. Questions
  52. check out this transistor
  53. Need a power a 40Watt RMS Sub...
  54. Hawksford
  55. Interest Check: European version of Quail powercords
  56. Why are these fuses blowing
  57. list of transistors
  58. I need schematic for a big!!! amp
  59. How This Circuit Works
  60. Rega Elex service manual needed
  61. Stacking Toroidal Transformers.??
  62. Chattering Relay in Krell KSA-250
  63. superbridge ??
  64. high performance but cheap amp
  65. Hugh is expanding (AKSA amps)
  66. What is STK ?
  67. a few pics of my amp
  68. Sanyo DCA 411
  69. (Pre)amp on or off?
  70. songs which cause your amps to clip
  71. Small distance from ground, what will happens?
  72. cracking noise in P3a
  73. recall a classical MOSFET power supply
  74. Yamaha MX-630 Power Amplifier schematic wanted
  75. why a cermet pot?
  76. Help with surface mount work
  77. Tivoli Model1 PSU hum fix / upgrade?
  78. Marantz PM 75
  79. problem with my Levinson preamp
  80. power transistor recommendation
  81. OPMOSFET Amp
  82. 1KW amp design
  83. My new amplifier:)
  84. power supply sizing recomendations please
  85. gain calculations
  86. Background-noise in my new amplifier
  87. Power Transformers!
  88. Diod bap811
  89. Marantz pm 94 + Bias adjusting
  90. Powersuply mystery
  91. Simple and cheap
  92. Need a book sugestion
  93. Repair issue, please advise
  94. Heat Sink White Paper
  95. Amp choices-- advice
  96. Here are my Leach amp Ppictures
  97. post your leach amp photos
  98. Sound pressure, is that the same?
  99. help id these caps on picture
  100. Amp Problem
  101. Anyone with 4W class-A?
  102. can I use this cap? what about low inductance?
  103. help to build a transformer to car amp.
  104. Leach Amp with 12,000uF Caps
  105. Replacing the BF871 with the MJE340
  106. Mcintosh C26
  107. questions about this amplifier
  108. typical HFE's of 2N3440 and 2N5416
  109. bc550c and bc560c
  110. polyester vs metal film caps
  111. Do I want to much? Somebody help me!
  112. "bridge mode"
  113. how to identify fake transistors
  114. Long Tailed Pair Modification
  115. 78/79 vs. LM317/337 regulators
  116. Power Supplies 12 Volt?????
  117. Technics SA-X900L
  118. Free lcd displays
  119. p3a bias trouble, quick question :)
  120. Getting Both Channels out of my M-501
  121. AES amplifiers by Sgandurra
  122. what are the film capacitors?
  123. which capacitors to use in leach???
  124. Subwoofer amplifier with 2SA747 and 2SC1116
  125. wanted Depletion mosfet
  126. VAS current calculation
  127. Changing the NFB resistor to balance gain.
  128. TO-3 tran. replacement 2sc1445/2sa765
  129. Lowering gain of power amplifier, good idea?
  130. Any advice on attenuators?
  131. jetronics valvehybrid amplifier
  132. effect of fT(min) of transistors in amplifiers
  133. 3-terminal regulator IC protection
  134. What is most linear power Mosfet around?
  135. Samsung KSC2837 and KSA1186
  136. Converting spice2 POLY sources to spice3?
  137. Biasing for different classes
  138. Harmon/Kardon AVR35
  139. bending a lot of resistor leads
  140. capacitors in series in PSU
  141. Building Mark Levinson 38 preamp chassis from scratch
  142. tolerances of 1% metal film resistors
  143. 1N4747 diode in leach amp
  144. improve the linearity
  145. question about input stage
  146. Kenwood KA-88
  147. Is this amplifier good?
  148. Question about output stage used in open loop
  149. mica capacitors in amplifier
  150. 2 x 750va toroids sufficient for leach?
  151. Remote turn-on for power amp
  152. Pioneer Cd Mod's
  153. No tuner on HK 330c
  154. p400 382w8ohm
  155. ESL Problems after thier first run
  156. negative alw super regulator problem
  157. wanted a dual differential amplifier with all fet
  158. Hafler DH 101 preamp mods
  159. Problem with amp
  160. Wanted-schematics for Technics SU-V78
  161. What is the best amplifier project...?
  162. testing second hand filter caps
  163. Protecting loudspeakers in bridge amplifier
  164. Low-End Happiness
  165. capacitors NP vs. BP
  166. psu problem / ripple current / esr
  167. Zener + Emitter Follower voltage regulator
  168. Elektor crescendo ME vs ESP project101
  169. op-amps for phono stage
  170. hill dx1500 schematic
  171. Musical Fidelity B1
  172. Ac contents in dc PS?
  173. tinning a pcb
  174. resistors and capacitors in leach amp
  175. Subwoofer Plate Amp Crossover Not Working
  176. Low gain x circuit
  177. Marchand schematics + function gen software
  178. Adcom 535II question
  179. sound card input levels
  180. Need to oversize trafo?
  181. Maplin AV Amp 50 - Good for hacking?
  182. sharp cdba1700h
  183. Sankes is good... On-Semiconductor?
  184. No. of parallel BJT? Rule of thumb?
  185. Krell KSA100S cannot be turned ON
  186. Who have experience diy Hi-End amp using SMD component?
  187. Carver CM-1090
  188. SUV-78 schematics please?
  189. Tie PSU's for more current.
  190. 400watt amp @ 400watts VS 800watt amp @ 400watts
  191. How does clip protection work?
  192. I'm taking the plunge!
  193. Need help w/ replacing lights on HK 330c
  194. Problem getting boards for the Leach Amp
  195. NAD 7250PE Intermittent Distortion
  196. Problem with really simple circuit!
  197. ETALON-schematics?
  198. Is that smoke from my Krell KSA 100S?
  199. NAD 2200 PE schematics
  200. ad8610 class a bias +v rail or-v rail?
  201. Fuse resistances?
  202. Amplifier ranking 2
  203. Tweaks for NAD 3020
  204. Marantz 2275 - trouble in mono
  205. need help building a 50 W audio amp!
  206. Automatic Gain Control - 50W amp needs a good feedback schematic!
  207. Next JLH
  208. First cycle distortion - Graham, what is that?
  209. Just a small test I did on power supplies
  210. need help badly
  211. Power Monitoring
  212. DC offset on NAD302
  213. balanced and bridged amp question
  214. some questions on PA amp(pics)
  215. A simple stereo Amp aroud a 2N3773
  216. samod's mosfet amp
  217. To good to be true?
  218. Looking for JLH 30 Watt articles
  219. overheating amp
  220. Power amp output - BJT or MosFET?
  221. VERY simple heaphone amplifier
  222. Le Monstre
  223. Offset Voltage Indicator?
  224. Do someone knows how to change the crazy way i wan't?
  225. Why bootstrap?
  226. Please,can you improve this amp, let me know how
  227. Symm-Amp Improvement
  228. Output fuse
  229. So Many Questions ...
  230. One channel louder... Rotel RA-971
  231. Pioneer SX-D7000 Receiver
  232. A New and Old circuit board, another way to assemble electronics
  233. Symmetrical input stage
  234. leach amp inductor smoking
  235. BridgeClone with current-dumping circlotron afterburner :-)
  236. Power supply dilema
  237. Fisher RS-1020 questions and problems
  238. altec 9440A
  239. Rotel RB-991BX
  240. Audio amplifier output relay delay
  241. high volt amp (dumb theory)
  242. Simple, powerful (100W-200W into 8ohm) amplifier schematic needed
  243. Help needed with Preamplifier ML 38S
  244. Removing excess voltage from amplifier supply?
  245. preamp pointers
  246. Taming Ringing...Square-Wave Response
  247. preamp with mc input
  248. maybe this is too dumb a question...
  249. Ok to run high-end headphones with amp output?
  250. boring sound from computer speaker

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