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  1. REQ Comment on PCB Layout
  2. Figuring out Output current.
  3. Supressed bias amplifier, automatic variable bias system.
  4. adding xtra transformer to cdp need help!
  5. The rail diode, is this a trick, is this a trap or a clever solution?
  6. DoZ cooling
  7. Akai AA-5800
  8. TNT InDiscreet phono amp
  9. 2SB1353 Transistor specs?
  10. Active lowpass filter + high rails
  11. looking for a replacement for pcb cad
  12. Looking for a good MOSFET amp and PCB
  13. Interesting books....
  14. Car amplifier blows - help
  15. 4A bias on a IRFP240n???
  16. paralel MOS-FETīs HELP
  17. Schematic To Classee DR3-VHC
  18. Stuck on a Sansui AU-5500
  19. Noisy amplifier
  20. Abacus rieder 60-120 amplifier
  21. anyone b&o penta1 schematic?
  22. help with sanyo ja222
  23. AKAI AM-52 schematic
  24. IGBT amp and SPICE models
  25. Help with Leach Amp
  26. Jaycar/Silicon chip Studio 350 opinions?
  27. 'Local Feedback and Nonlinearity of Multistage Feedback Amplifiers'
  28. Turning a car amp into a pc amp
  29. DIY Amp Tweaking
  30. Simple remote for your preamp.
  31. Mods for Denon UD-M31 mini-system?
  32. Soundcard as a pre-amp ? (and more)
  33. variable Low-Cut, High-Pass & High-Cuts
  34. Sugden P28
  35. Hello everyone!
  36. N-Channel mosfet amplifier with servo bias
  37. nested feedback loops
  38. 240V DIY'ers, Please help
  39. "Current-clone"
  40. I am surrprised not to see more of you designing high end car amps.
  41. Using Logitech Z-560's without control box
  42. Believe it or not....
  43. unknown capacitors
  44. Dirty PC board, spider assemble, Ugly circuit, terrible amp, can you show us?
  45. Question about audio output transistors and power out
  46. Transformer coupled linestage
  47. Transistor and Temperature
  48. [Hybrid Amp] Questions about the use of zener diodes
  49. Would u choose Buf634T?
  50. Subwoofer Amp Question
  51. Quasi or full complementary.
  52. DC Offset circuit for Threshold
  53. Ultra-high end DIY amp recommendations
  54. help with Sansui BA5000
  55. Is the Toshiba 2SJ201/2SK1530 pair (Mosfet) suitable for output stage ?
  56. optical bias, how does it work?
  57. Mosfet class A p/p amp... is feedback required?
  58. ELAN or ALAN PT-600???
  59. Post your Ugly SS Pictures!
  60. Tivoli Pal battery problem
  61. A, B, A/b, C...
  62. Sunfire Power Supply Capacitor
  63. help with power supply....
  64. Photo Gallery of SS designs
  65. Complete beginner; looking to start.
  66. sam's 300W or eti-466 : alternative for Vbe
  67. Dc-Ac pure sive inverter design
  68. Av 800
  69. My MOSFETS...PUFFFF
  70. Any suggestions on a transistor??
  71. Digitex MOS120 amplifier, what do you think?
  72. Do you know how to put many low power amps and add their power?
  73. 20A power supply
  74. APT Holman Power Amplifier 1 Blown inputs?
  75. You can make a wooden PC board!
  76. New error correction amp
  77. Take your amplifier to the shower
  78. need a help with software to design amplifiers....
  79. Transformer Based Passive Preamp
  80. NE5534 Compensation Cap
  81. Reinventing the N-channel wheel?
  82. External Powersupply and virtual grounds..
  83. hand winding transformer, by Dx and John Mateus
  84. Another out of this world topology
  85. recommend me an amp to build
  86. Hot Rod mods?
  87. pictures of my new chassis
  88. New member + Replacing 2SK133/135 2SJ48/50
  89. Single Differential Non-feedback
  90. PCB needed - anyone?
  91. Raise psu voltage
  92. A very simple push-pull project
  93. Amp hum
  94. My System
  95. Yet another N-Channel Amplifier
  96. Le Monstre MOSFET
  97. Creek 5350 fuse position..is it OK?
  98. DIY High Power Mosfet
  99. Problem With Hight Power Solid State Amplifier
  100. Bias with a resistor
  101. Can’t believe...
  102. Passive balanced volume control using a single attenuator? Possible?
  103. Graham's Class A/JLH output
  104. Problem With Hight Power Solid State Amplifier
  105. Complimentary power transistors in chip amp
  106. Park G10 Mod help!!??
  107. 3D Amp Reproduction?
  108. please help with my amp!!!
  109. simple input stage for amp?
  110. opinion on MOSFET amp?
  111. Pictures of my 250W Leach AMP
  112. Problems with UPC1237
  113. LTSpice Issue...
  114. Class A repair : where to start ?
  115. Without being rude, where do you guys put the volume control?
  116. Noisy rotel ra500
  117. Ouput Stage Distortion
  118. Adjustable gain control for Sharp SX-9680/STK4231 II
  119. Analog Engineering Associates 620 amp info wanted
  120. How to regulate a negative rail with TL431?
  121. stage accompany ppa-1200 amp
  122. Hafler 200 bias
  123. Av 800
  124. My new amp [not much to see here]
  125. Looking for (info) Adcom 555 Mk2 Factory output trannys
  126. where to start?!
  127. excessive caps
  128. sony TA 1055
  129. Sony receiver - ST-SB920 - Improvements?
  130. FET amplifier
  131. Help fixing Crown power amplifier
  132. QUAD 303 transistors
  133. Jaycar kits....
  134. how to make a clean square wave?
  135. Lightweight toroidal transformer?
  136. Power Amp Schematic
  137. Looking for an active crossover design (low pass only)?
  138. old hatachi amp buzzing
  139. N-Channel mosfet amplifier schematic needed
  140. AV400 help for +-35v
  141. Transistor selection. SS amp designers please read. Thank you!
  142. Replace IRF540 in IRFZ44
  143. Leach Amp Guide
  144. Matching and curve tracing
  145. It Should Not Work !
  146. Noise measurement amplifier - interested?
  147. BU406 instead of 2n2955?
  148. Active HP-filter distortion
  149. On-Off Thumps
  150. ESP Project 101
  151. Integrated regulators for smart bias control
  152. Want knwo how to build hipower amps and loud speakers
  153. N-Channel Amp with single OP devices
  154. Thommessen amp module!!!!!
  155. FET vs BJT CCS
  156. 12vac to 12vdc what all do i need
  157. small single channel car amp
  158. Denon PMA350???
  159. 2SB645,2SD665 substitutes
  160. Transformer is making a noise - how to cure?
  161. hi does any one know there is an op amp?
  162. Nice power supply with fast recovery diodes
  163. 2n3055
  164. Need comments on this P3A PCB layout
  165. Smoking Amp
  166. Deep, searching Adcom GFA1 questions...
  167. scratchy staticy noise
  168. Smoking Amplifier
  169. Bypassing DVD amp
  170. JLH 10W Original
  171. Basic amplifier questions
  172. High powered amp choice
  173. Aksa Nirvana upgrade, public apologise!
  174. How do I make a terminated test lead?
  175. Citation 13?
  176. Pots in opamp feedback networks, why not?
  177. posting of pcb layout - controversial issue
  178. intermittent amp problem (PM80SE)
  179. Simple class B or AB amp.
  180. Anybody have a PCB for this?
  181. Transistor sounds
  182. my poor power amp... :-(
  183. toroidal transformer rating
  184. Bryston 3B-SST Reloaded
  185. distortion measurement
  186. Balanced Preamp with discrete solid state volume control.
  187. amps
  188. Pioneer SA 9900
  189. Low noise transistor and noise figure
  190. Need help designing "special" amp!
  191. getting more power from amp
  192. ARCAM alpha5
  193. Unequal Power Supply--Please Read
  194. Water cooling project
  195. Near ZERO IMD buffer amp
  196. Jvc Ax-r450bk
  197. RAIL power supply / BI Amping question
  198. How to measure Distrotion in power Amp ??
  199. Why some components have to hang above PCB?
  200. NP and others: Please critique my class A amp!
  201. How to slow down MOSFET?
  202. Mj11015/16
  203. pga2310 in parallel ?
  204. My buffer amp modular! Execllent prefomance!
  205. Marantz PM 66SE KI Signature. Newbie Question
  206. Service manual for adcom gfa1
  207. leach amp
  208. Physical Transformer Proximity Help!
  209. Peace!!!!
  210. How to design DC servo?
  211. Nad 1130
  212. Have you ever succeed in buiding a input stage with current mirror?
  213. NAD 116 schematics
  214. from 56vdc +/- to 12vdc +/-
  215. High Power Class G amplifier
  216. Help with choke loading a source-follower.
  217. Req Manual for DBX Amplifier
  218. Krell KSA-300S will not turn on
  219. Calculating watt requirements for multi-mode/tri-mode operation?
  220. Another broken Sony receiver... won't turn on
  221. Yamaha RX-V690 Lightning Hit
  222. Temp. compensated transistors from Sanken
  223. Prototypes...
  224. When is a buffer stage required?
  225. Perfect Balanced Topology
  226. why a cap and resistor at output of leach?
  227. Repairing Mcintosh MC2300
  228. Best preamp I/O AC coupling without top $$ caps?
  229. Hiraga 20W - thermal issues
  230. Yay!!!!!!my amp is complete and working!...but...--->
  231. New DIY amp
  232. Article pointer: SPICE lying to ya?
  233. opamp for DC servo
  234. Eti 480 trouble
  235. TO-3P Insulators
  236. ampeg v6 amp trouble
  237. Tvc preamp
  238. Help requested: broken amp
  239. Passive or Powered?
  240. Those 33000uF caps might come in Handy!!
  241. N-CHANNEL simple design ?
  242. Dukane IB3250 ("two-fifty") high current consumption
  243. Holton's N-Channel amp Exhibits Severe Cross-Conduction at high Input signal.
  244. OPA660 phase-out
  245. Hey destroyer X! i've rebuilt my first transformer!
  246. Finding SMD equivalents of through hole transistors
  247. Help, amp problem
  248. PSU of class A amps
  249. Can you explain? Phono amp input stage
  250. Pre-Amplifiers

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