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  1. optimizing for efficiency
  2. Q: Residual Hum, Grounds, Loops & Amps
  3. echo, reverb using bucket brigade delay lines from panasonic
  4. Driving Low Impedance Loads
  5. How to increase the input impedance of a pre-amp ?
  6. optoisolator VAS bias for Comp Diff?
  7. reducing dc offset on sub plate amp?
  8. cap couple or direct couple class A SE amp?
  9. NVMOS amplifier
  10. Design Critique Request
  11. My new (old) way
  12. SUBWOOFER AMP box
  13. Noise Figures
  14. Fake OPA627
  15. Adcom GFA535..Bad Transformer?
  16. Finished my solid state plate amp
  17. Another crescendo ME question
  18. Peer Critique needed for my new design
  19. Heat sink group purchase for USA & Canada
  20. about heatsinks
  21. Quality of reference voltage in a cascode
  22. yamaha ax-640 problems
  23. Carver Preamp and the Toshiba 2SC2878 transistor
  24. ESP P88 Power Supply???
  25. Built my first amp ! (Randy Slone Design 4) But it is humming...
  26. Sanken 2SC2922 amp Schematic?
  27. Phono preamp grunding questions
  28. Another N-channel
  29. Leach amp power supply?
  30. p3a seperate fuses for i/p, VAS o/p ??
  31. Please teach me - triple slope SOA protection
  32. QSC/Crown and the like
  33. av400 VS. super leach amp
  34. PV CS800 clip LED's & power switch don't light
  35. Supertex Mosfet substitutions
  36. need help setting bias current...
  37. thermal tracking circuit
  38. help trouble shooting amp distortion
  39. Cambridge Audio A4 Burned resistors
  40. line level splitter/distributor?
  41. testing L-Mosfets
  42. SAE schematic
  43. Random Popping
  44. Schematic for Sony TA-FE300?
  45. Opinions Required
  46. Please Help - amp pop, shut down
  47. Req: Audio Design PA-100 schematics
  48. Class B for low frequency ?
  49. solidstate
  50. Soundcraftsmen model A2502
  51. optimus or radio shack mpa-125
  52. Phantom Power might be Bad?
  53. Ewb
  54. How to improve a DENON POA-2800?
  55. Audiolab
  56. Looking for Sumo nine circuit
  57. sae x25a power amplif
  58. Technics SA-500
  59. H&H M900 Amplifier
  60. 2SC2240 versus 2SC1815??
  61. ampifier desing topology versus part and spec
  62. Cool site for SS nostalgia
  63. Pioneer SX3800
  64. HELP with an amp please!
  65. fairchild find?
  66. series vs parallel in a home system
  67. Marantz Pm-66SE
  68. Sugden C51 and P51
  69. Soft Start resistor value?
  70. Rectifier Bridge on heatsink?
  71. NAD 7020 help
  72. How do they compare????
  73. experience with mc33078/9- anyone?
  74. noise after fixing guitar amp?
  75. advice on GFA2 rebuild?
  76. My new headphones amp
  77. Need help quick please! P101 bias related
  78. Rotel RB991 schematic needed
  79. G Randy Stone Design Help
  80. New 220 Watt CMOS monoblock
  81. Carver AV-405/AV-505 mains voltage
  82. protection prob's in Pioneer receiver
  83. Query about torroid temps
  84. 300w mos-fet amp
  85. MOS-FET`s wire linked ?
  86. The remote control paratactic volume control
  87. Question about Paradigm PreAmp, and DC Input toDH-200 & Hsu Sub
  88. 6 channel amp finished
  89. Speaker load medel
  90. Pre-Amp Design HELP / Idea's
  91. Bugle PS
  92. Problems, again, with building the amp...
  93. How to make constant gain amplifier circuit
  94. Unusual behaveour of Marantz
  95. Schematic for Cyrus Mono X??
  96. Carver model M1.0T. Transformer required
  97. Servicemanual Rega Exon 3??
  98. Schematic: Russound amplifier?
  99. ab class heatsink dimensioning
  100. Servicemanual HK 675 / 670
  101. Chevin Research A-series schematic
  102. active crossover + noise
  103. DoZ (P36) Design Problems and Solutions
  104. my first solid project, discrete WJ/diamond buffer
  105. Simple AMP Comments.
  106. My first amp!
  107. Yamaha CP2000
  108. Mackie power amp distorting
  109. The Lawyer amplifier by Herbert Fu
  110. Akai amp trouble
  111. help!?!?!?
  112. Stacking output transistors
  113. Amp input impedance question ?
  114. Finished my optimos amp!
  115. headphoneamp with demands..
  116. Ssm2164
  117. MJ15003: counterfeits?
  118. help needed -unknown type
  119. Burn-in time capacitors
  120. Pictures of the 2SK1058/2SJ162?
  121. Neet to make a + 0 - 12dB software controllable line level amp.
  122. need help with gallien krueger 800rb
  123. Help with Capacitor selection for amp
  124. Nad 701
  125. power supply low noise
  126. cs-800
  127. Hitachi FET Substitution
  128. PPI a2150: FET driver blown? (waveforms attached)
  129. Help! Failed BASH amp in Tannoy i6
  130. Amplifier Repair Question (Large Image WARNING!)
  131. 400W RMS at 35V , it is posible ??
  132. Adding a choke
  133. Equalizer bypass
  134. Marantz PM 7200 quiescent currents
  135. amp's inner wiring
  136. Noise, lots of it
  137. Chips for Chumps aka "Intelligent Chips"
  138. 1N256 diode specs
  139. Webench Filter Tool at National Semi
  140. Alternatives to 2SD669 and 2SB649 transistors
  141. Silly query re: BC550 suffixes
  142. Need Schem Protech SPA450 !
  143. Tech advice needed for Rotel RB-850
  144. Filter expert needed...
  145. Kenwood KR-750
  146. Rotel RA-921 Repair help. Its for a good cause
  147. Dennon POA-6600A
  148. Altec Lansing 9444A amp clipping problems
  149. Join the Super Leach arena
  150. Change input voltage to 220v
  151. Sansui AU-X1111 schematic anyone?
  152. Technics SU-7700
  153. Trouble with speaker protection circuit (Randy Slone's circuit)
  154. Cello Amplifier Schematics
  155. yamaha ns m-50
  156. Anyone with an ampzilla
  157. Flame On!: Tragic loss of magic smoke
  158. Any reason?
  159. What is the purpose of NE5534 in this amp
  160. Old Reciever
  161. P68 Heatsinks
  162. Luxman R-1040 Right speaker is out of order.
  163. Amplifier Attempt 2
  164. Calculating resistor values
  165. What was the best sounding Naim amp ever ?
  166. Bedini 45/45
  167. high power, class a/b and, heavy metal
  168. ilimzn-Question for you???
  169. XL-280 circuit card trouble-shooting
  170. Capacitans-multiplier with neg out imp?
  171. distortion due to Miller non linearity
  172. Leach Superamp problems
  173. 500 watt monoblock
  174. Composite opamps
  175. My N_channel Mosfet Amplifier-opinion
  176. What every Class AB builder needs to be constantly aware of
  177. Stereo amp and speakers for under AU$400?
  178. Audio Analogue PUCCINI S.E. (non remote)
  179. Is this amp suitable to put like this way? (With photo)
  180. Jbl Amp Not Working
  181. First amplifier attempt
  182. having trouble setting quiesent current?
  183. Buy Sanken c2581/a1106
  184. Newbie Amp Design Question (Please Respond)
  185. Hitachi 2SK/2SJ 300 Watt Class A/B Amp Completed
  186. Crest CPX-2600/1500 or QSC 2450/1450 or Crown CE1000?
  187. first amp project
  188. case with heat sinks recommendation
  189. impedance matching options sought
  190. Rectified question
  191. Another 2nd/4th-order L-R active crossover
  192. NEC A10 shematic
  193. Fully Digital Power Amp?
  194. Passive Preamp Phase Change Question
  195. Gutted amp on an open chassis...
  196. Another Amplifier Check Please
  197. Commercial Product
  198. Class-A Opamps
  199. technics su-a900 schematic?
  200. AudioSource
  201. 2 New ideas, what do you think?
  202. QSC 1400 Schematics
  203. Help--Amplifier "pops" on power up??
  204. Nature of Distortion
  205. good substitute?
  206. A. Holton's N-channel amp...
  207. Lm1036n
  208. Transformer ok for power amp??
  209. Sansui G22000
  210. Bass Amp Failure
  211. Krell Master Reference Schematics (in here!)
  212. Leach amp vs Quad vs others
  213. Crown D-150 series II IOC light on
  214. Nice Leach Amp or Super Amp
  215. To Amplifierguru
  216. sam's 300W or eti-466 : power supply
  217. How to figure out unknown amp wattage???
  218. Power Transistor Difference?
  219. k-6 amps
  220. Schematic for Sony STR-D311 needed
  221. McIntosh scr3 pinout
  222. fake transistors
  223. First class-a project: ESP P36
  224. Can somebody please check my bias/heatsink calculations?
  225. SoftStart Not Working... Help!
  226. Mica or Bergquist K10 Pads...Can't Decide!!
  227. Advice required on Over-Temperature/ Fan Failure detector.
  228. Counerpoint SA100/200 power amp scheme
  229. Sony V-FET TA-8650::: sound goes "in and out"
  230. Only for the people who realy likes BIG CHOKES :-)
  231. Borbely Superbuffers vs S&B TX102 - my impressions
  232. RRREALLY NEED SCHEMATIC FOR H/K AVR20ii
  233. Pictures of my almost complete P68-500W version
  234. MOSFET protection
  235. troubleshooting Pioneer receiver
  236. Rega Brio (one channel dead)
  237. Need Help For H/k Avr20 Ii
  238. IRFP240/9240 -Vbs,Drivers ???
  239. QSC Amp Problem
  240. AM radio noise everywhere !!
  241. Diamond Output buffer eats trannies (thermal)
  242. Need help on P27
  243. Class-G mods needed
  244. thermal compensation
  245. tripping
  246. What output and driver transistors are the high-end manufactures using
  247. Schottky diode as RE?
  248. JFET Cascade Line Amp
  249. Push-pull amp with OP
  250. Modding Azur 640A

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