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  1. resistor ok to replace VGS multiplier?
  2. Power amp marantz PM-80SE no output
  3. akai am-52 service manual or schematic
  4. what pot value for a passive pre-amp?
  5. class B and AB idle current
  6. Simple wattimeter to 55 RMS unclipped amplifiers
  7. To see if anyone knows something about this
  8. Activexover will this work
  9. 2SA1145 Ic
  10. Thel Accusound Pro amp
  11. LM555 car amplifier power supply
  12. Meridian 605 Mono Blocks
  13. Please comment my PCB!
  14. +/- supply resistors on op amps?
  15. Odd distortion problem
  16. POA-6600 Schematic - HELP!!
  17. SGS power transistors
  18. precise power meter
  19. Testing Hitachi Mosfets
  20. A North European friend asked me to show you this schematic.
  21. Do any of you guys know much about BASH power supplies?...
  22. Will this work as Error Correction?
  23. Universal Tiger
  24. AKSA versus modified unit, a group hearing test inside my appartment
  25. bass & trebble
  26. N-Fdbk Question
  27. Newbee looking for info on new to me nordMende
  28. Op Amp based current sources
  29. HiFi Premp schematics?
  30. 5 watts single ended amp
  31. noisy fan on Crest 2600
  32. Rotel RB-1010
  33. current boost lm317 prob.
  34. power amplifier mosfet
  35. Old Rotel Power Amp power input change
  36. A little bit of advice please
  37. Luxman L-100
  38. Sub for LF411CN op amp?
  39. "What's your reasoning?" and not "What's your belief?".
  40. Dr. Flatten, the bad designer with success near future
  41. Re: New error correction amp
  42. Ssl Question?
  43. opamp 'class A' biasing??
  44. JLH Class-A, component help
  45. Akai am-52 no right channel
  46. Symmetrical folded cascode.
  47. PS Audio "Gain Cell"
  48. Star ground w/ Dual capacitor banks
  49. Feedback
  50. Amp Repair - GAS Son of Ampzilla
  51. The King is dead, God save the King!
  52. burned JLH fuse by connecting to Tube preamp
  53. power supply for car amp.
  54. Two zeners to ground in audio input?
  55. 2sj200 ??
  56. Effect of Power Supply on Soundstage Width
  57. unkown transistor
  58. Mark Levinson 32 voltage conversion
  59. Can this circuit be usefull to audio amplifiers
  60. Ok, I admit i don't make any sense out of this
  61. Measuring amplifier gain
  62. Looking for balance preamp using NJM5565
  63. amplifier gain
  64. Jung regulator layout
  65. The "not so lowly" TL431
  66. Line level signal delay circuit
  67. Ultra High Current Mosfets from Hitachi
  68. Oscillating transformer buzz problem, please help!
  69. How to use SAE A501 Amp, 1980's
  70. jlh 80W
  71. Active xover help!
  72. Power transformer and Capacitor
  73. An ORCAD question
  74. (Aus) Biema pro amps for (sub)woofer use
  75. Usher pre-amp woes...
  76. Ancient amplifier, the old sound as some reference
  77. Can you help with my Buzz??
  78. Silly question, but it don't hurt to be sure :-)
  79. Q about building the Zenquito amp with 2SK1058 / 2SJ162
  80. inuput selector with display
  81. HELP! Differential Input Circuit
  82. PLEASE! Kenwood help!
  83. Very good tutorial on circuit design
  84. Transistors 2N6551/54
  85. Extra K135 Mosfets soon available
  86. Class A/B Biasing
  87. Tantalum resistors?
  88. Rotel RA311 Schematic Needed
  89. MarkLevinson ML3 schematics ?
  90. DC offset stability and operating point question.
  91. JLH Class-A help needed! [newbie alert]
  92. Marantz PM-94
  93. Overheating with low bias...
  94. Kenwood KAC-628 car amp
  95. MJE350 orcad model
  96. Taking a chance here - problem with DC voltages
  97. zen or jlh which sounds better
  98. Load Resistance as seen by PSU??
  99. convert Quad44 radio input to CD input
  100. my new amp project
  101. Rod Elliot P06 Riaa problem
  102. How 2 determin Unknown Xfrmr VA Rating?
  103. How 2 build a Dynamic Load tester?
  104. Speakers to match GC??
  105. Denon PMA 770 - Schematic & PCB layout - Anyone got one?
  106. amp problem?
  107. Marantz 74PM40 power transformer
  108. REQ Comment on PCB Layout
  109. Figuring out Output current.
  110. Supressed bias amplifier, automatic variable bias system.
  111. adding xtra transformer to cdp need help!
  112. The rail diode, is this a trick, is this a trap or a clever solution?
  113. DoZ cooling
  114. Akai AA-5800
  115. TNT InDiscreet phono amp
  116. 2SB1353 Transistor specs?
  117. Active lowpass filter + high rails
  118. looking for a replacement for pcb cad
  119. Looking for a good MOSFET amp and PCB
  120. Interesting books....
  121. Car amplifier blows - help
  122. 4A bias on a IRFP240n???
  123. paralel MOS-FETīs HELP
  124. Schematic To Classee DR3-VHC
  125. Stuck on a Sansui AU-5500
  126. Noisy amplifier
  127. Abacus rieder 60-120 amplifier
  128. anyone b&o penta1 schematic?
  129. help with sanyo ja222
  130. AKAI AM-52 schematic
  131. IGBT amp and SPICE models
  132. Help with Leach Amp
  133. Jaycar/Silicon chip Studio 350 opinions?
  134. 'Local Feedback and Nonlinearity of Multistage Feedback Amplifiers'
  135. Turning a car amp into a pc amp
  136. DIY Amp Tweaking
  137. Simple remote for your preamp.
  138. Mods for Denon UD-M31 mini-system?
  139. Soundcard as a pre-amp ? (and more)
  140. variable Low-Cut, High-Pass & High-Cuts
  141. Sugden P28
  142. Hello everyone!
  143. N-Channel mosfet amplifier with servo bias
  144. nested feedback loops
  145. 240V DIY'ers, Please help
  146. "Current-clone"
  147. I am surrprised not to see more of you designing high end car amps.
  148. Using Logitech Z-560's without control box
  149. Believe it or not....
  150. unknown capacitors
  151. Dirty PC board, spider assemble, Ugly circuit, terrible amp, can you show us?
  152. Question about audio output transistors and power out
  153. Transformer coupled linestage
  154. Transistor and Temperature
  155. [Hybrid Amp] Questions about the use of zener diodes
  156. Would u choose Buf634T?
  157. Subwoofer Amp Question
  158. Quasi or full complementary.
  159. DC Offset circuit for Threshold
  160. Ultra-high end DIY amp recommendations
  161. help with Sansui BA5000
  162. Is the Toshiba 2SJ201/2SK1530 pair (Mosfet) suitable for output stage ?
  163. optical bias, how does it work?
  164. Mosfet class A p/p amp... is feedback required?
  165. ELAN or ALAN PT-600???
  166. Post your Ugly SS Pictures!
  167. Tivoli Pal battery problem
  168. A, B, A/b, C...
  169. Sunfire Power Supply Capacitor
  170. help with power supply....
  171. Photo Gallery of SS designs
  172. Complete beginner; looking to start.
  173. sam's 300W or eti-466 : alternative for Vbe
  174. Dc-Ac pure sive inverter design
  175. Av 800
  176. My MOSFETS...PUFFFF
  177. Any suggestions on a transistor??
  178. Digitex MOS120 amplifier, what do you think?
  179. Do you know how to put many low power amps and add their power?
  180. 20A power supply
  181. APT Holman Power Amplifier 1 Blown inputs?
  182. You can make a wooden PC board!
  183. New error correction amp
  184. Take your amplifier to the shower
  185. need a help with software to design amplifiers....
  186. Transformer Based Passive Preamp
  187. NE5534 Compensation Cap
  188. Reinventing the N-channel wheel?
  189. External Powersupply and virtual grounds..
  190. hand winding transformer, by Dx and John Mateus
  191. Another out of this world topology
  192. recommend me an amp to build
  193. Hot Rod mods?
  194. pictures of my new chassis
  195. New member + Replacing 2SK133/135 2SJ48/50
  196. Single Differential Non-feedback
  197. PCB needed - anyone?
  198. Raise psu voltage
  199. A very simple push-pull project
  200. Amp hum
  201. My System
  202. Yet another N-Channel Amplifier
  203. Le Monstre MOSFET
  204. Creek 5350 fuse position..is it OK?
  205. DIY High Power Mosfet
  206. Problem With Hight Power Solid State Amplifier
  207. Bias with a resistor
  208. Can’t believe...
  209. Passive balanced volume control using a single attenuator? Possible?
  210. Graham's Class A/JLH output
  211. Problem With Hight Power Solid State Amplifier
  212. Complimentary power transistors in chip amp
  213. Park G10 Mod help!!??
  214. 3D Amp Reproduction?
  215. please help with my amp!!!
  216. simple input stage for amp?
  217. opinion on MOSFET amp?
  218. Pictures of my 250W Leach AMP
  219. Problems with UPC1237
  220. LTSpice Issue...
  221. Class A repair : where to start ?
  222. Without being rude, where do you guys put the volume control?
  223. Noisy rotel ra500
  224. Ouput Stage Distortion
  225. Adjustable gain control for Sharp SX-9680/STK4231 II
  226. Analog Engineering Associates 620 amp info wanted
  227. How to regulate a negative rail with TL431?
  228. stage accompany ppa-1200 amp
  229. Hafler 200 bias
  230. Av 800
  231. My new amp [not much to see here]
  232. Looking for (info) Adcom 555 Mk2 Factory output trannys
  233. where to start?!
  234. excessive caps
  235. sony TA 1055
  236. Sony receiver - ST-SB920 - Improvements?
  237. FET amplifier
  238. Help fixing Crown power amplifier
  239. QUAD 303 transistors
  240. Jaycar kits....
  241. how to make a clean square wave?
  242. Lightweight toroidal transformer?
  243. Power Amp Schematic
  244. Looking for an active crossover design (low pass only)?
  245. old hatachi amp buzzing
  246. N-Channel mosfet amplifier schematic needed
  247. AV400 help for +-35v
  248. Transistor selection. SS amp designers please read. Thank you!
  249. Replace IRF540 in IRFZ44
  250. Leach Amp Guide

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