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  1. Feedback
  2. Amp Repair - GAS Son of Ampzilla
  3. The King is dead, God save the King!
  4. burned JLH fuse by connecting to Tube preamp
  5. power supply for car amp.
  6. Two zeners to ground in audio input?
  7. 2sj200 ??
  8. Effect of Power Supply on Soundstage Width
  9. unkown transistor
  10. Mark Levinson 32 voltage conversion
  11. Can this circuit be usefull to audio amplifiers
  12. Ok, I admit i don't make any sense out of this
  13. Measuring amplifier gain
  14. Looking for balance preamp using NJM5565
  15. amplifier gain
  16. Jung regulator layout
  17. The "not so lowly" TL431
  18. Line level signal delay circuit
  19. Ultra High Current Mosfets from Hitachi
  20. Oscillating transformer buzz problem, please help!
  21. How to use SAE A501 Amp, 1980's
  22. jlh 80W
  23. Active xover help!
  24. Power transformer and Capacitor
  25. An ORCAD question
  26. (Aus) Biema pro amps for (sub)woofer use
  27. Usher pre-amp woes...
  28. Ancient amplifier, the old sound as some reference
  29. Can you help with my Buzz??
  30. Silly question, but it don't hurt to be sure :-)
  31. Q about building the Zenquito amp with 2SK1058 / 2SJ162
  32. inuput selector with display
  33. HELP! Differential Input Circuit
  34. PLEASE! Kenwood help!
  35. Very good tutorial on circuit design
  36. Transistors 2N6551/54
  37. Extra K135 Mosfets soon available
  38. Class A/B Biasing
  39. Tantalum resistors?
  40. Rotel RA311 Schematic Needed
  41. MarkLevinson ML3 schematics ?
  42. DC offset stability and operating point question.
  43. JLH Class-A help needed! [newbie alert]
  44. Marantz PM-94
  45. Overheating with low bias...
  46. Kenwood KAC-628 car amp
  47. MJE350 orcad model
  48. Taking a chance here - problem with DC voltages
  49. zen or jlh which sounds better
  50. Load Resistance as seen by PSU??
  51. convert Quad44 radio input to CD input
  52. my new amp project
  53. Rod Elliot P06 Riaa problem
  54. How 2 determin Unknown Xfrmr VA Rating?
  55. How 2 build a Dynamic Load tester?
  56. Speakers to match GC??
  57. Denon PMA 770 - Schematic & PCB layout - Anyone got one?
  58. amp problem?
  59. Marantz 74PM40 power transformer
  60. REQ Comment on PCB Layout
  61. Figuring out Output current.
  62. Supressed bias amplifier, automatic variable bias system.
  63. adding xtra transformer to cdp need help!
  64. The rail diode, is this a trick, is this a trap or a clever solution?
  65. DoZ cooling
  66. Akai AA-5800
  67. TNT InDiscreet phono amp
  68. 2SB1353 Transistor specs?
  69. Active lowpass filter + high rails
  70. looking for a replacement for pcb cad
  71. Looking for a good MOSFET amp and PCB
  72. Interesting books....
  73. Car amplifier blows - help
  74. 4A bias on a IRFP240n???
  75. paralel MOS-FETīs HELP
  76. Schematic To Classee DR3-VHC
  77. Stuck on a Sansui AU-5500
  78. Noisy amplifier
  79. Abacus rieder 60-120 amplifier
  80. anyone b&o penta1 schematic?
  81. help with sanyo ja222
  82. AKAI AM-52 schematic
  83. IGBT amp and SPICE models
  84. Help with Leach Amp
  85. Jaycar/Silicon chip Studio 350 opinions?
  86. 'Local Feedback and Nonlinearity of Multistage Feedback Amplifiers'
  87. Turning a car amp into a pc amp
  88. DIY Amp Tweaking
  89. Simple remote for your preamp.
  90. Mods for Denon UD-M31 mini-system?
  91. Soundcard as a pre-amp ? (and more)
  92. variable Low-Cut, High-Pass & High-Cuts
  93. Sugden P28
  94. Hello everyone!
  95. N-Channel mosfet amplifier with servo bias
  96. nested feedback loops
  97. 240V DIY'ers, Please help
  98. "Current-clone"
  99. I am surrprised not to see more of you designing high end car amps.
  100. Using Logitech Z-560's without control box
  101. Believe it or not....
  102. unknown capacitors
  103. Dirty PC board, spider assemble, Ugly circuit, terrible amp, can you show us?
  104. Question about audio output transistors and power out
  105. Transformer coupled linestage
  106. Transistor and Temperature
  107. [Hybrid Amp] Questions about the use of zener diodes
  108. Would u choose Buf634T?
  109. Subwoofer Amp Question
  110. Quasi or full complementary.
  111. DC Offset circuit for Threshold
  112. Ultra-high end DIY amp recommendations
  113. help with Sansui BA5000
  114. Is the Toshiba 2SJ201/2SK1530 pair (Mosfet) suitable for output stage ?
  115. optical bias, how does it work?
  116. Mosfet class A p/p amp... is feedback required?
  117. ELAN or ALAN PT-600???
  118. Post your Ugly SS Pictures!
  119. Tivoli Pal battery problem
  120. A, B, A/b, C...
  121. Sunfire Power Supply Capacitor
  122. help with power supply....
  123. Photo Gallery of SS designs
  124. Complete beginner; looking to start.
  125. sam's 300W or eti-466 : alternative for Vbe
  126. Dc-Ac pure sive inverter design
  127. Av 800
  128. My MOSFETS...PUFFFF
  129. Any suggestions on a transistor??
  130. Digitex MOS120 amplifier, what do you think?
  131. Do you know how to put many low power amps and add their power?
  132. 20A power supply
  133. APT Holman Power Amplifier 1 Blown inputs?
  134. You can make a wooden PC board!
  135. New error correction amp
  136. Take your amplifier to the shower
  137. need a help with software to design amplifiers....
  138. Transformer Based Passive Preamp
  139. NE5534 Compensation Cap
  140. Reinventing the N-channel wheel?
  141. External Powersupply and virtual grounds..
  142. hand winding transformer, by Dx and John Mateus
  143. Another out of this world topology
  144. recommend me an amp to build
  145. Hot Rod mods?
  146. pictures of my new chassis
  147. New member + Replacing 2SK133/135 2SJ48/50
  148. Single Differential Non-feedback
  149. PCB needed - anyone?
  150. Raise psu voltage
  151. A very simple push-pull project
  152. Amp hum
  153. My System
  154. Yet another N-Channel Amplifier
  155. Le Monstre MOSFET
  156. Creek 5350 fuse position..is it OK?
  157. DIY High Power Mosfet
  158. Problem With Hight Power Solid State Amplifier
  159. Bias with a resistor
  160. Can’t believe...
  161. Passive balanced volume control using a single attenuator? Possible?
  162. Graham's Class A/JLH output
  163. Problem With Hight Power Solid State Amplifier
  164. Complimentary power transistors in chip amp
  165. Park G10 Mod help!!??
  166. 3D Amp Reproduction?
  167. please help with my amp!!!
  168. simple input stage for amp?
  169. opinion on MOSFET amp?
  170. Pictures of my 250W Leach AMP
  171. Problems with UPC1237
  172. LTSpice Issue...
  173. Class A repair : where to start ?
  174. Without being rude, where do you guys put the volume control?
  175. Noisy rotel ra500
  176. Ouput Stage Distortion
  177. Adjustable gain control for Sharp SX-9680/STK4231 II
  178. Analog Engineering Associates 620 amp info wanted
  179. How to regulate a negative rail with TL431?
  180. stage accompany ppa-1200 amp
  181. Hafler 200 bias
  182. Av 800
  183. My new amp [not much to see here]
  184. Looking for (info) Adcom 555 Mk2 Factory output trannys
  185. where to start?!
  186. excessive caps
  187. sony TA 1055
  188. Sony receiver - ST-SB920 - Improvements?
  189. FET amplifier
  190. Help fixing Crown power amplifier
  191. QUAD 303 transistors
  192. Jaycar kits....
  193. how to make a clean square wave?
  194. Lightweight toroidal transformer?
  195. Power Amp Schematic
  196. Looking for an active crossover design (low pass only)?
  197. old hatachi amp buzzing
  198. N-Channel mosfet amplifier schematic needed
  199. AV400 help for +-35v
  200. Transistor selection. SS amp designers please read. Thank you!
  201. Replace IRF540 in IRFZ44
  202. Leach Amp Guide
  203. Matching and curve tracing
  204. It Should Not Work !
  205. Noise measurement amplifier - interested?
  206. BU406 instead of 2n2955?
  207. Active HP-filter distortion
  208. On-Off Thumps
  209. ESP Project 101
  210. Integrated regulators for smart bias control
  211. Want knwo how to build hipower amps and loud speakers
  212. N-Channel Amp with single OP devices
  213. Thommessen amp module!!!!!
  214. FET vs BJT CCS
  215. 12vac to 12vdc what all do i need
  216. small single channel car amp
  217. Denon PMA350???
  218. 2SB645,2SD665 substitutes
  219. Transformer is making a noise - how to cure?
  220. hi does any one know there is an op amp?
  221. Nice power supply with fast recovery diodes
  222. 2n3055
  223. Need comments on this P3A PCB layout
  224. Smoking Amp
  225. Deep, searching Adcom GFA1 questions...
  226. scratchy staticy noise
  227. Smoking Amplifier
  228. Bypassing DVD amp
  229. JLH 10W Original
  230. Basic amplifier questions
  231. High powered amp choice
  232. Aksa Nirvana upgrade, public apologise!
  233. How do I make a terminated test lead?
  234. Citation 13?
  235. Pots in opamp feedback networks, why not?
  236. posting of pcb layout - controversial issue
  237. intermittent amp problem (PM80SE)
  238. Simple class B or AB amp.
  239. Anybody have a PCB for this?
  240. Transistor sounds
  241. my poor power amp... :-(
  242. toroidal transformer rating
  243. Bryston 3B-SST Reloaded
  244. distortion measurement
  245. Balanced Preamp with discrete solid state volume control.
  246. amps
  247. Pioneer SA 9900
  248. Low noise transistor and noise figure
  249. Need help designing "special" amp!
  250. getting more power from amp

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