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  1. STV-3 bias diode replacement...
  2. Yamaha B-1 Problem
  3. Simple check to see if mosfet are blown or ok?
  4. help on finding datasheet
  5. Detailed Tech Specs of commercial receivers
  6. Tube preamplifier & Solid State power amplifier for guitar
  7. Three Way Attentunating Switch on -10db line level
  8. Chat
  9. Classé DR3 schematic
  10. Need advice on this IC (see pics)
  11. Brazilian amplifiers schematics, mobile power units
  12. Gsm and RF rejection ...
  13. best place for volume control in 3-amp system
  14. ' single ended xconductance 0 feedback ' amp
  15. 5.1 channels preamp?
  16. help needed
  17. DIY amplifier for Apoogee Scintilla
  18. Adcom 555 amp fuse help needed
  19. Big Car SMPS - pics
  20. One Channel of JLH 80w Mosfet Louder than other
  21. Reverse engineering Krell KMA 160
  22. three prong receptacle with 50 volts on ground
  23. Soundcraftsmen Mods & PCR Regulators
  24. All N-FET circlo schematic
  25. p68 power supply questions
  26. DENON POA-6600A schematic wanted !!
  27. Teleton SAQ-206B solid state stereo hifi amplifier
  28. The Great transformer based SE amp
  29. Transformer Wiring... 5 wires on secondary?
  30. High Current Power Supplies
  31. Exposure IV amplifier schematics wanted!
  32. HOW to use a Heathkit Model 10-18 oscilloscope
  33. I have +-50volt rails @ 1000VA, 37600uF per rail: what would you reccomend?
  34. Mac 1900 pre amp starting mute problem
  35. Good ~100W amplifier
  36. Zero Feedback Impedance Amplifiers
  37. BC 408 and other transistors, how they sound....
  38. DC offset need help again :-(
  39. Marantz receiver hi level hiss
  40. noob/ish question on volts and power
  41. Krell Kav400i
  42. strengthen leach amp
  43. Mosfet oscillation or not
  44. TL074 replacemenit in Behringer ada8000
  45. thermistor
  46. opamp buffers power output q
  47. NAD 304 schematic wanted
  48. Newby Esp P67 Question Help Pls!
  49. AD8392 driving headphones
  50. Emitter resistors in multiple BJT output stage
  51. Thule PR200 - any information?
  52. P27 Output Voltage
  53. Batteries as power-supply filters?
  54. resistor ok to replace VGS multiplier?
  55. Power amp marantz PM-80SE no output
  56. akai am-52 service manual or schematic
  57. what pot value for a passive pre-amp?
  58. class B and AB idle current
  59. Simple wattimeter to 55 RMS unclipped amplifiers
  60. To see if anyone knows something about this
  61. Activexover will this work
  62. 2SA1145 Ic
  63. Thel Accusound Pro amp
  64. LM555 car amplifier power supply
  65. Meridian 605 Mono Blocks
  66. Please comment my PCB!
  67. +/- supply resistors on op amps?
  68. Odd distortion problem
  69. POA-6600 Schematic - HELP!!
  70. SGS power transistors
  71. precise power meter
  72. Testing Hitachi Mosfets
  73. A North European friend asked me to show you this schematic.
  74. Do any of you guys know much about BASH power supplies?...
  75. Will this work as Error Correction?
  76. Universal Tiger
  77. AKSA versus modified unit, a group hearing test inside my appartment
  78. bass & trebble
  79. N-Fdbk Question
  80. Newbee looking for info on new to me nordMende
  81. Op Amp based current sources
  82. HiFi Premp schematics?
  83. 5 watts single ended amp
  84. noisy fan on Crest 2600
  85. Rotel RB-1010
  86. current boost lm317 prob.
  87. bass guitar amplifier
  88. power amplifier mosfet
  89. Old Rotel Power Amp power input change
  90. A little bit of advice please
  91. Luxman L-100
  92. Sub for LF411CN op amp?
  93. "What's your reasoning?" and not "What's your belief?".
  94. Dr. Flatten, the bad designer with success near future
  95. Re: New error correction amp
  96. Ssl Question?
  97. opamp 'class A' biasing??
  98. JLH Class-A, component help
  99. Akai am-52 no right channel
  100. Symmetrical folded cascode.
  101. PS Audio "Gain Cell"
  102. Star ground w/ Dual capacitor banks
  103. Feedback
  104. Amp Repair - GAS Son of Ampzilla
  105. The King is dead, God save the King!
  106. burned JLH fuse by connecting to Tube preamp
  107. power supply for car amp.
  108. Two zeners to ground in audio input?
  109. 2sj200 ??
  110. Effect of Power Supply on Soundstage Width
  111. unkown transistor
  112. Mark Levinson 32 voltage conversion
  113. Can this circuit be usefull to audio amplifiers
  114. Ok, I admit i don't make any sense out of this
  115. Measuring amplifier gain
  116. Looking for balance preamp using NJM5565
  117. amplifier gain
  118. Jung regulator layout
  119. The "not so lowly" TL431
  120. Line level signal delay circuit
  121. Dismantling a Peavey 15 watt amp: Safety?
  122. Ultra High Current Mosfets from Hitachi
  123. Oscillating transformer buzz problem, please help!
  124. How to use SAE A501 Amp, 1980's
  125. jlh 80W
  126. Active xover help!
  127. Power transformer and Capacitor
  128. An ORCAD question
  129. (Aus) Biema pro amps for (sub)woofer use
  130. Usher pre-amp woes...
  131. Ancient amplifier, the old sound as some reference
  132. Can you help with my Buzz??
  133. Silly question, but it don't hurt to be sure :-)
  134. Q about building the Zenquito amp with 2SK1058 / 2SJ162
  135. inuput selector with display
  136. HELP! Differential Input Circuit
  137. PLEASE! Kenwood help!
  138. Very good tutorial on circuit design
  139. Transistors 2N6551/54
  140. Extra K135 Mosfets soon available
  141. Class A/B Biasing
  142. Tantalum resistors?
  143. Rotel RA311 Schematic Needed
  144. MarkLevinson ML3 schematics ?
  145. DC offset stability and operating point question.
  146. JLH Class-A help needed! [newbie alert]
  147. Marantz PM-94
  148. Overheating with low bias...
  149. Kenwood KAC-628 car amp
  150. MJE350 orcad model
  151. Taking a chance here - problem with DC voltages
  152. Problem with guitar amplifier
  153. zen or jlh which sounds better
  154. Load Resistance as seen by PSU??
  155. convert Quad44 radio input to CD input
  156. my new amp project
  157. Rod Elliot P06 Riaa problem
  158. How 2 determin Unknown Xfrmr VA Rating?
  159. How 2 build a Dynamic Load tester?
  160. Speakers to match GC??
  161. Denon PMA 770 - Schematic & PCB layout - Anyone got one?
  162. amp problem?
  163. Marantz 74PM40 power transformer
  164. REQ Comment on PCB Layout
  165. Figuring out Output current.
  166. Supressed bias amplifier, automatic variable bias system.
  167. adding xtra transformer to cdp need help!
  168. The rail diode, is this a trick, is this a trap or a clever solution?
  169. DoZ cooling
  170. Akai AA-5800
  171. TNT InDiscreet phono amp
  172. 2SB1353 Transistor specs?
  173. Active lowpass filter + high rails
  174. looking for a replacement for pcb cad
  175. Looking for a good MOSFET amp and PCB
  176. Interesting books....
  177. Car amplifier blows - help
  178. 4A bias on a IRFP240n???
  179. paralel MOS-FET´s HELP
  180. Schematic To Classee DR3-VHC
  181. Stuck on a Sansui AU-5500
  182. Noisy amplifier
  183. Abacus rieder 60-120 amplifier
  184. anyone b&o penta1 schematic?
  185. help with sanyo ja222
  186. AKAI AM-52 schematic
  187. IGBT amp and SPICE models
  188. Help with Leach Amp
  189. Jaycar/Silicon chip Studio 350 opinions?
  190. 'Local Feedback and Nonlinearity of Multistage Feedback Amplifiers'
  191. Turning a car amp into a pc amp
  192. DIY Amp Tweaking
  193. Simple remote for your preamp.
  194. Mods for Denon UD-M31 mini-system?
  195. Soundcard as a pre-amp ? (and more)
  196. variable Low-Cut, High-Pass & High-Cuts
  197. Sugden P28
  198. Hello everyone!
  199. N-Channel mosfet amplifier with servo bias
  200. nested feedback loops
  201. 240V DIY'ers, Please help
  202. "Current-clone"
  203. I am surrprised not to see more of you designing high end car amps.
  204. Using Logitech Z-560's without control box
  205. Believe it or not....
  206. unknown capacitors
  207. Dirty PC board, spider assemble, Ugly circuit, terrible amp, can you show us?
  208. Question about audio output transistors and power out
  209. Transformer coupled linestage
  210. Transistor and Temperature
  211. [Hybrid Amp] Questions about the use of zener diodes
  212. Would u choose Buf634T?
  213. Subwoofer Amp Question
  214. Quasi or full complementary.
  215. DC Offset circuit for Threshold
  216. Ultra-high end DIY amp recommendations
  217. help with Sansui BA5000
  218. Is the Toshiba 2SJ201/2SK1530 pair (Mosfet) suitable for output stage ?
  219. optical bias, how does it work?
  220. Mosfet class A p/p amp... is feedback required?
  221. ELAN or ALAN PT-600???
  222. Post your Ugly SS Pictures!
  223. Tivoli Pal battery problem
  224. A, B, A/b, C...
  225. Sunfire Power Supply Capacitor
  226. help with power supply....
  227. Photo Gallery of SS designs
  228. Complete beginner; looking to start.
  229. sam's 300W or eti-466 : alternative for Vbe
  230. Dc-Ac pure sive inverter design
  231. Av 800
  232. My MOSFETS...PUFFFF
  233. Any suggestions on a transistor??
  234. Digitex MOS120 amplifier, what do you think?
  235. Do you know how to put many low power amps and add their power?
  236. 20A power supply
  237. APT Holman Power Amplifier 1 Blown inputs?
  238. You can make a wooden PC board!
  239. New error correction amp
  240. Take your amplifier to the shower
  241. need a help with software to design amplifiers....
  242. Transformer Based Passive Preamp
  243. NE5534 Compensation Cap
  244. Reinventing the N-channel wheel?
  245. External Powersupply and virtual grounds..
  246. hand winding transformer, by Dx and John Mateus
  247. Another out of this world topology
  248. recommend me an amp to build
  249. Hot Rod mods?
  250. pictures of my new chassis

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