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  1. 5.1 channels preamp?
  2. help needed
  3. DIY amplifier for Apoogee Scintilla
  4. Adcom 555 amp fuse help needed
  5. Big Car SMPS - pics
  6. One Channel of JLH 80w Mosfet Louder than other
  7. Reverse engineering Krell KMA 160
  8. three prong receptacle with 50 volts on ground
  9. Soundcraftsmen Mods & PCR Regulators
  10. All N-FET circlo schematic
  11. p68 power supply questions
  12. DENON POA-6600A schematic wanted !!
  13. Teleton SAQ-206B solid state stereo hifi amplifier
  14. The Great transformer based SE amp
  15. Transformer Wiring... 5 wires on secondary?
  16. High Current Power Supplies
  17. Exposure IV amplifier schematics wanted!
  18. HOW to use a Heathkit Model 10-18 oscilloscope
  19. I have +-50volt rails @ 1000VA, 37600uF per rail: what would you reccomend?
  20. Mac 1900 pre amp starting mute problem
  21. Good ~100W amplifier
  22. Zero Feedback Impedance Amplifiers
  23. BC 408 and other transistors, how they sound....
  24. DC offset need help again :-(
  25. Marantz receiver hi level hiss
  26. noob/ish question on volts and power
  27. Krell Kav400i
  28. strengthen leach amp
  29. Mosfet oscillation or not
  30. TL074 replacemenit in Behringer ada8000
  31. thermistor
  32. opamp buffers power output q
  33. NAD 304 schematic wanted
  34. Newby Esp P67 Question Help Pls!
  35. AD8392 driving headphones
  36. Emitter resistors in multiple BJT output stage
  37. Thule PR200 - any information?
  38. P27 Output Voltage
  39. Batteries as power-supply filters?
  40. resistor ok to replace VGS multiplier?
  41. Power amp marantz PM-80SE no output
  42. akai am-52 service manual or schematic
  43. what pot value for a passive pre-amp?
  44. class B and AB idle current
  45. Simple wattimeter to 55 RMS unclipped amplifiers
  46. To see if anyone knows something about this
  47. Activexover will this work
  48. 2SA1145 Ic
  49. Thel Accusound Pro amp
  50. LM555 car amplifier power supply
  51. Meridian 605 Mono Blocks
  52. Please comment my PCB!
  53. +/- supply resistors on op amps?
  54. Odd distortion problem
  55. POA-6600 Schematic - HELP!!
  56. SGS power transistors
  57. precise power meter
  58. Testing Hitachi Mosfets
  59. A North European friend asked me to show you this schematic.
  60. Do any of you guys know much about BASH power supplies?...
  61. Will this work as Error Correction?
  62. Universal Tiger
  63. AKSA versus modified unit, a group hearing test inside my appartment
  64. bass & trebble
  65. N-Fdbk Question
  66. Newbee looking for info on new to me nordMende
  67. Op Amp based current sources
  68. HiFi Premp schematics?
  69. 5 watts single ended amp
  70. noisy fan on Crest 2600
  71. Rotel RB-1010
  72. current boost lm317 prob.
  73. bass guitar amplifier
  74. power amplifier mosfet
  75. Old Rotel Power Amp power input change
  76. A little bit of advice please
  77. Luxman L-100
  78. Sub for LF411CN op amp?
  79. "What's your reasoning?" and not "What's your belief?".
  80. Dr. Flatten, the bad designer with success near future
  81. Re: New error correction amp
  82. Ssl Question?
  83. opamp 'class A' biasing??
  84. JLH Class-A, component help
  85. Akai am-52 no right channel
  86. Symmetrical folded cascode.
  87. PS Audio "Gain Cell"
  88. Star ground w/ Dual capacitor banks
  89. Feedback
  90. Amp Repair - GAS Son of Ampzilla
  91. The King is dead, God save the King!
  92. burned JLH fuse by connecting to Tube preamp
  93. power supply for car amp.
  94. Two zeners to ground in audio input?
  95. 2sj200 ??
  96. Effect of Power Supply on Soundstage Width
  97. unkown transistor
  98. Mark Levinson 32 voltage conversion
  99. Can this circuit be usefull to audio amplifiers
  100. Ok, I admit i don't make any sense out of this
  101. Measuring amplifier gain
  102. Looking for balance preamp using NJM5565
  103. amplifier gain
  104. Jung regulator layout
  105. The "not so lowly" TL431
  106. Line level signal delay circuit
  107. Dismantling a Peavey 15 watt amp: Safety?
  108. Ultra High Current Mosfets from Hitachi
  109. Oscillating transformer buzz problem, please help!
  110. How to use SAE A501 Amp, 1980's
  111. jlh 80W
  112. Active xover help!
  113. Power transformer and Capacitor
  114. An ORCAD question
  115. (Aus) Biema pro amps for (sub)woofer use
  116. Usher pre-amp woes...
  117. Ancient amplifier, the old sound as some reference
  118. Can you help with my Buzz??
  119. Silly question, but it don't hurt to be sure :-)
  120. Q about building the Zenquito amp with 2SK1058 / 2SJ162
  121. inuput selector with display
  122. HELP! Differential Input Circuit
  123. PLEASE! Kenwood help!
  124. Very good tutorial on circuit design
  125. Transistors 2N6551/54
  126. Extra K135 Mosfets soon available
  127. Class A/B Biasing
  128. Tantalum resistors?
  129. Rotel RA311 Schematic Needed
  130. MarkLevinson ML3 schematics ?
  131. DC offset stability and operating point question.
  132. JLH Class-A help needed! [newbie alert]
  133. Marantz PM-94
  134. Overheating with low bias...
  135. Kenwood KAC-628 car amp
  136. MJE350 orcad model
  137. Taking a chance here - problem with DC voltages
  138. Problem with guitar amplifier
  139. zen or jlh which sounds better
  140. Load Resistance as seen by PSU??
  141. convert Quad44 radio input to CD input
  142. my new amp project
  143. Rod Elliot P06 Riaa problem
  144. How 2 determin Unknown Xfrmr VA Rating?
  145. How 2 build a Dynamic Load tester?
  146. Speakers to match GC??
  147. Denon PMA 770 - Schematic & PCB layout - Anyone got one?
  148. amp problem?
  149. Marantz 74PM40 power transformer
  150. REQ Comment on PCB Layout
  151. Figuring out Output current.
  152. Supressed bias amplifier, automatic variable bias system.
  153. adding xtra transformer to cdp need help!
  154. The rail diode, is this a trick, is this a trap or a clever solution?
  155. DoZ cooling
  156. Akai AA-5800
  157. TNT InDiscreet phono amp
  158. 2SB1353 Transistor specs?
  159. Active lowpass filter + high rails
  160. looking for a replacement for pcb cad
  161. Looking for a good MOSFET amp and PCB
  162. Interesting books....
  163. Car amplifier blows - help
  164. 4A bias on a IRFP240n???
  165. paralel MOS-FETīs HELP
  166. Schematic To Classee DR3-VHC
  167. Stuck on a Sansui AU-5500
  168. Noisy amplifier
  169. Abacus rieder 60-120 amplifier
  170. anyone b&o penta1 schematic?
  171. help with sanyo ja222
  172. AKAI AM-52 schematic
  173. IGBT amp and SPICE models
  174. Help with Leach Amp
  175. Jaycar/Silicon chip Studio 350 opinions?
  176. 'Local Feedback and Nonlinearity of Multistage Feedback Amplifiers'
  177. Turning a car amp into a pc amp
  178. DIY Amp Tweaking
  179. Simple remote for your preamp.
  180. Mods for Denon UD-M31 mini-system?
  181. Soundcard as a pre-amp ? (and more)
  182. variable Low-Cut, High-Pass & High-Cuts
  183. Sugden P28
  184. Hello everyone!
  185. N-Channel mosfet amplifier with servo bias
  186. nested feedback loops
  187. 240V DIY'ers, Please help
  188. "Current-clone"
  189. I am surrprised not to see more of you designing high end car amps.
  190. Using Logitech Z-560's without control box
  191. Believe it or not....
  192. unknown capacitors
  193. Dirty PC board, spider assemble, Ugly circuit, terrible amp, can you show us?
  194. Question about audio output transistors and power out
  195. Transformer coupled linestage
  196. Transistor and Temperature
  197. [Hybrid Amp] Questions about the use of zener diodes
  198. Would u choose Buf634T?
  199. Subwoofer Amp Question
  200. Quasi or full complementary.
  201. DC Offset circuit for Threshold
  202. Ultra-high end DIY amp recommendations
  203. help with Sansui BA5000
  204. Is the Toshiba 2SJ201/2SK1530 pair (Mosfet) suitable for output stage ?
  205. optical bias, how does it work?
  206. Mosfet class A p/p amp... is feedback required?
  207. ELAN or ALAN PT-600???
  208. Post your Ugly SS Pictures!
  209. Tivoli Pal battery problem
  210. A, B, A/b, C...
  211. Sunfire Power Supply Capacitor
  212. help with power supply....
  213. Photo Gallery of SS designs
  214. Complete beginner; looking to start.
  215. sam's 300W or eti-466 : alternative for Vbe
  216. Dc-Ac pure sive inverter design
  217. Av 800
  218. My MOSFETS...PUFFFF
  219. Any suggestions on a transistor??
  220. Digitex MOS120 amplifier, what do you think?
  221. Do you know how to put many low power amps and add their power?
  222. 20A power supply
  223. APT Holman Power Amplifier 1 Blown inputs?
  224. You can make a wooden PC board!
  225. New error correction amp
  226. Take your amplifier to the shower
  227. need a help with software to design amplifiers....
  228. Transformer Based Passive Preamp
  229. NE5534 Compensation Cap
  230. Reinventing the N-channel wheel?
  231. External Powersupply and virtual grounds..
  232. hand winding transformer, by Dx and John Mateus
  233. Another out of this world topology
  234. recommend me an amp to build
  235. Hot Rod mods?
  236. pictures of my new chassis
  237. New member + Replacing 2SK133/135 2SJ48/50
  238. Single Differential Non-feedback
  239. PCB needed - anyone?
  240. Raise psu voltage
  241. A very simple push-pull project
  242. Amp hum
  243. My System
  244. Yet another N-Channel Amplifier
  245. Le Monstre MOSFET
  246. Creek 5350 fuse position..is it OK?
  247. DIY High Power Mosfet
  248. Problem With Hight Power Solid State Amplifier
  249. Bias with a resistor
  250. Can’t believe...

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