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  1. Emitter resistors in multiple BJT output stage
  2. Thule PR200 - any information?
  3. P27 Output Voltage
  4. Batteries as power-supply filters?
  5. resistor ok to replace VGS multiplier?
  6. Power amp marantz PM-80SE no output
  7. akai am-52 service manual or schematic
  8. what pot value for a passive pre-amp?
  9. class B and AB idle current
  10. Simple wattimeter to 55 RMS unclipped amplifiers
  11. To see if anyone knows something about this
  12. Activexover will this work
  13. 2SA1145 Ic
  14. Thel Accusound Pro amp
  15. LM555 car amplifier power supply
  16. Meridian 605 Mono Blocks
  17. Please comment my PCB!
  18. +/- supply resistors on op amps?
  19. Odd distortion problem
  20. POA-6600 Schematic - HELP!!
  21. SGS power transistors
  22. precise power meter
  23. Testing Hitachi Mosfets
  24. A North European friend asked me to show you this schematic.
  25. Do any of you guys know much about BASH power supplies?...
  26. Will this work as Error Correction?
  27. Universal Tiger
  28. AKSA versus modified unit, a group hearing test inside my appartment
  29. bass & trebble
  30. N-Fdbk Question
  31. Newbee looking for info on new to me nordMende
  32. Op Amp based current sources
  33. HiFi Premp schematics?
  34. 5 watts single ended amp
  35. noisy fan on Crest 2600
  36. Rotel RB-1010
  37. current boost lm317 prob.
  38. bass guitar amplifier
  39. power amplifier mosfet
  40. Old Rotel Power Amp power input change
  41. A little bit of advice please
  42. Luxman L-100
  43. Sub for LF411CN op amp?
  44. "What's your reasoning?" and not "What's your belief?".
  45. Dr. Flatten, the bad designer with success near future
  46. Re: New error correction amp
  47. Ssl Question?
  48. opamp 'class A' biasing??
  49. JLH Class-A, component help
  50. Akai am-52 no right channel
  51. Symmetrical folded cascode.
  52. PS Audio "Gain Cell"
  53. Star ground w/ Dual capacitor banks
  54. Feedback
  55. Amp Repair - GAS Son of Ampzilla
  56. The King is dead, God save the King!
  57. burned JLH fuse by connecting to Tube preamp
  58. power supply for car amp.
  59. Two zeners to ground in audio input?
  60. 2sj200 ??
  61. Effect of Power Supply on Soundstage Width
  62. unkown transistor
  63. Mark Levinson 32 voltage conversion
  64. Can this circuit be usefull to audio amplifiers
  65. Ok, I admit i don't make any sense out of this
  66. Measuring amplifier gain
  67. Looking for balance preamp using NJM5565
  68. amplifier gain
  69. Jung regulator layout
  70. The "not so lowly" TL431
  71. Line level signal delay circuit
  72. Dismantling a Peavey 15 watt amp: Safety?
  73. Ultra High Current Mosfets from Hitachi
  74. Oscillating transformer buzz problem, please help!
  75. How to use SAE A501 Amp, 1980's
  76. jlh 80W
  77. Active xover help!
  78. Power transformer and Capacitor
  79. An ORCAD question
  80. (Aus) Biema pro amps for (sub)woofer use
  81. Usher pre-amp woes...
  82. Ancient amplifier, the old sound as some reference
  83. Can you help with my Buzz??
  84. Silly question, but it don't hurt to be sure :-)
  85. Q about building the Zenquito amp with 2SK1058 / 2SJ162
  86. inuput selector with display
  87. HELP! Differential Input Circuit
  88. PLEASE! Kenwood help!
  89. Very good tutorial on circuit design
  90. Transistors 2N6551/54
  91. Extra K135 Mosfets soon available
  92. Class A/B Biasing
  93. Tantalum resistors?
  94. Rotel RA311 Schematic Needed
  95. MarkLevinson ML3 schematics ?
  96. DC offset stability and operating point question.
  97. JLH Class-A help needed! [newbie alert]
  98. Marantz PM-94
  99. Overheating with low bias...
  100. Kenwood KAC-628 car amp
  101. MJE350 orcad model
  102. Taking a chance here - problem with DC voltages
  103. Problem with guitar amplifier
  104. zen or jlh which sounds better
  105. Load Resistance as seen by PSU??
  106. convert Quad44 radio input to CD input
  107. my new amp project
  108. Rod Elliot P06 Riaa problem
  109. How 2 determin Unknown Xfrmr VA Rating?
  110. How 2 build a Dynamic Load tester?
  111. Speakers to match GC??
  112. Denon PMA 770 - Schematic & PCB layout - Anyone got one?
  113. amp problem?
  114. Marantz 74PM40 power transformer
  115. REQ Comment on PCB Layout
  116. Figuring out Output current.
  117. Supressed bias amplifier, automatic variable bias system.
  118. adding xtra transformer to cdp need help!
  119. The rail diode, is this a trick, is this a trap or a clever solution?
  120. DoZ cooling
  121. Akai AA-5800
  122. TNT InDiscreet phono amp
  123. 2SB1353 Transistor specs?
  124. Active lowpass filter + high rails
  125. looking for a replacement for pcb cad
  126. Looking for a good MOSFET amp and PCB
  127. Interesting books....
  128. Car amplifier blows - help
  129. 4A bias on a IRFP240n???
  130. paralel MOS-FETīs HELP
  131. Schematic To Classee DR3-VHC
  132. Stuck on a Sansui AU-5500
  133. Noisy amplifier
  134. Abacus rieder 60-120 amplifier
  135. anyone b&o penta1 schematic?
  136. help with sanyo ja222
  137. AKAI AM-52 schematic
  138. IGBT amp and SPICE models
  139. Help with Leach Amp
  140. Jaycar/Silicon chip Studio 350 opinions?
  141. 'Local Feedback and Nonlinearity of Multistage Feedback Amplifiers'
  142. Turning a car amp into a pc amp
  143. DIY Amp Tweaking
  144. Simple remote for your preamp.
  145. Mods for Denon UD-M31 mini-system?
  146. Soundcard as a pre-amp ? (and more)
  147. variable Low-Cut, High-Pass & High-Cuts
  148. Sugden P28
  149. Hello everyone!
  150. N-Channel mosfet amplifier with servo bias
  151. nested feedback loops
  152. 240V DIY'ers, Please help
  153. "Current-clone"
  154. I am surrprised not to see more of you designing high end car amps.
  155. Using Logitech Z-560's without control box
  156. Believe it or not....
  157. unknown capacitors
  158. Dirty PC board, spider assemble, Ugly circuit, terrible amp, can you show us?
  159. Question about audio output transistors and power out
  160. Transformer coupled linestage
  161. Transistor and Temperature
  162. [Hybrid Amp] Questions about the use of zener diodes
  163. Would u choose Buf634T?
  164. Subwoofer Amp Question
  165. Quasi or full complementary.
  166. DC Offset circuit for Threshold
  167. Ultra-high end DIY amp recommendations
  168. help with Sansui BA5000
  169. Is the Toshiba 2SJ201/2SK1530 pair (Mosfet) suitable for output stage ?
  170. optical bias, how does it work?
  171. Mosfet class A p/p amp... is feedback required?
  172. ELAN or ALAN PT-600???
  173. Post your Ugly SS Pictures!
  174. Tivoli Pal battery problem
  175. A, B, A/b, C...
  176. Sunfire Power Supply Capacitor
  177. help with power supply....
  178. Photo Gallery of SS designs
  179. Complete beginner; looking to start.
  180. sam's 300W or eti-466 : alternative for Vbe
  181. Dc-Ac pure sive inverter design
  182. Av 800
  183. My MOSFETS...PUFFFF
  184. Any suggestions on a transistor??
  185. Digitex MOS120 amplifier, what do you think?
  186. Do you know how to put many low power amps and add their power?
  187. 20A power supply
  188. APT Holman Power Amplifier 1 Blown inputs?
  189. You can make a wooden PC board!
  190. New error correction amp
  191. Take your amplifier to the shower
  192. need a help with software to design amplifiers....
  193. Transformer Based Passive Preamp
  194. NE5534 Compensation Cap
  195. Reinventing the N-channel wheel?
  196. External Powersupply and virtual grounds..
  197. hand winding transformer, by Dx and John Mateus
  198. Another out of this world topology
  199. recommend me an amp to build
  200. Hot Rod mods?
  201. pictures of my new chassis
  202. New member + Replacing 2SK133/135 2SJ48/50
  203. Single Differential Non-feedback
  204. PCB needed - anyone?
  205. Raise psu voltage
  206. A very simple push-pull project
  207. Amp hum
  208. My System
  209. Yet another N-Channel Amplifier
  210. Le Monstre MOSFET
  211. Creek 5350 fuse position..is it OK?
  212. DIY High Power Mosfet
  213. Problem With Hight Power Solid State Amplifier
  214. Bias with a resistor
  215. Can’t believe...
  216. Passive balanced volume control using a single attenuator? Possible?
  217. Graham's Class A/JLH output
  218. Problem With Hight Power Solid State Amplifier
  219. Complimentary power transistors in chip amp
  220. Park G10 Mod help!!??
  221. 3D Amp Reproduction?
  222. please help with my amp!!!
  223. simple input stage for amp?
  224. opinion on MOSFET amp?
  225. Pictures of my 250W Leach AMP
  226. Problems with UPC1237
  227. LTSpice Issue...
  228. Class A repair : where to start ?
  229. Without being rude, where do you guys put the volume control?
  230. Noisy rotel ra500
  231. Ouput Stage Distortion
  232. Adjustable gain control for Sharp SX-9680/STK4231 II
  233. Analog Engineering Associates 620 amp info wanted
  234. How to regulate a negative rail with TL431?
  235. stage accompany ppa-1200 amp
  236. Hafler 200 bias
  237. Av 800
  238. My new amp [not much to see here]
  239. Looking for (info) Adcom 555 Mk2 Factory output trannys
  240. where to start?!
  241. excessive caps
  242. sony TA 1055
  243. Sony receiver - ST-SB920 - Improvements?
  244. FET amplifier
  245. Help fixing Crown power amplifier
  246. QUAD 303 transistors
  247. Jaycar kits....
  248. how to make a clean square wave?
  249. Lightweight toroidal transformer?
  250. Power Amp Schematic

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