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  1. please recommend replacement transistors
  2. Noise Problem
  3. Soundcraftsmen 900X2
  4. Please comments
  5. Arcam Alpha- fuse keeps blowing
  6. problem with Marantz amp PM-80SE
  7. low-biasing or high biasing in Class-AB amps
  8. Parallelling 2xIRFP240 and 2xIRFP9240
  9. Crimson Elektrik 35-15B pre-amp
  10. pcb for quad 405
  11. NAD 2200 Soft Clip Fault
  12. Constant Amplitude Phase Shift - CAPS Circuit
  13. ARCAM Alpha 8 shematics
  14. Comment on this simple amp
  15. transistor biasing
  16. How to use STK459 in bridge mode
  17. M250 Parts Replacement Querry....
  18. crown d150a
  19. DENON POA-2800 schematics
  20. Troubleshooting amp - help needed
  21. YAAXOQ (yet another active crossover question)
  22. Realistic SA-2001 Integrated Amplifier
  23. LaBoheme Phono
  24. multiple op's amp
  25. 4w All Fet Class-a Amp
  26. Schematic? for Arcam Delta 290
  27. Simplest class B Amplifier
  28. Yet another DC protection circuit
  29. Amplifier oscillates at 100MHz
  30. Cambridge P500 Schematic needed...
  31. Urgent help needed with replacing output devices
  32. Onix OA-21s low level hum
  33. Output stage on amp
  34. What can be created of this?
  35. An integrated amplifier
  36. Soft Start and Preventing Relay Arcing
  37. Quad 44 - problems with used preamplifier
  38. what to build with these
  39. Looking for guide for refurbishing SS amps
  40. Car amp repair: Overheated my a/d/s PH15...
  41. power amp troubleshooting
  42. Modified Leach Super Amp
  43. current bias j-fet input 2sk170 ,2sj74 at input stage
  44. fascinating new psu technology..
  45. How to simplify this interstaging circuit?
  46. SWR amps anyone?
  47. Self Class G. Transistor matching?
  48. hifi VS instrument amp
  49. Eliot Sound p3a oscillation
  50. Super Regulator, Need sub for P309 LED
  51. My insanity begins
  52. amplifier circuits
  53. Rotel RHB-10 schematic needed
  54. Current Dumping. The way forward !
  55. NAD 1020B tweaking and schematic
  56. Nakamichi Stasis ?'s-balance issue
  57. 10 KHz Square wave output?
  58. Newbie Idea
  59. velleman k4700 speaker protection circuit
  60. my amp
  61. The many faces of distortion
  62. Current loop based link signal transfer
  63. Mosfet drive in Vas stage and use Bipolar output
  64. About my hybrid nofeedback AMP
  65. Old RCA Transitors Amp
  66. McIntosh Unity Gain with SolidState???
  67. High frequency microphone amplifier
  68. T-amp and subwoofer
  69. Help Plz
  70. TCJ - Evolve simply and good amps idea
  71. FET's?
  72. you know when it all goes wrong? very simple question
  73. Common cause of distortion in SS
  74. p3a not working, help!
  75. Phono recap questions
  76. 70's and 80's AMPS
  77. car light dimmer
  78. Lytic Selection Help
  79. ONKYO amp trans. problem
  80. beginners q's
  81. NAD 7240pe
  82. CFP with N-channel mosfet and PNP?
  83. Problem on Rowland model2 need help
  84. look at this rotel moster guys
  85. HH 900 amplifier
  86. Power amp transistor speeds?
  87. how many ways to stablise?
  88. Vintage sand - did I score?
  89. Pioneer SX-780
  90. Electrocompaniet ECI-4???
  91. input stage current required to drive output mosfets?
  92. ETI-480 100W Amp .. please help
  93. Denon POA-2800
  94. Quad 405 problem
  95. Can Someone Help With These Items
  96. Audio Research D 400 MK 1
  97. Technics SU-8099 fuse question
  98. discrete opamp modules
  99. Consonance a100II schematic diagram
  100. my first DIY - Leach Amp
  101. Best transistors
  102. trying to match gain on differnt amps
  103. Gradiente schematics wanted, hello Brazilian friends!
  104. Can anyone help with this opamp circuit?
  105. new to solid stage, help please
  106. amp hums on start then fades
  107. impedance detector->help
  108. Help with C Audio RA1000 PPA
  109. what does everyone think of this amp?
  110. Adcom GFA 7500 channel problem
  111. MPS8099/MPS8599 vs: BC550C/BC560C
  112. Schematics of Harman/Kardon HK-6600 Integrated Amp needed!
  113. Started to design solid state amp + calculations
  114. Best Input differential configuration in amplifiers.
  115. Power follower class A Mosfet DC coupled.
  116. Soundcraftsmen MA-5002a
  117. Transformer coupling and output for SS
  118. Speaker Protection
  119. Integrator in DC servo
  120. speaker protection circuit
  121. My first solid state amp
  122. sound suddenly faint in old amp - easy to fix?
  123. Musical Fidelity Elektra E100/E300
  124. Realistic STA-7 receiver
  125. Stereo to mono...
  126. Debugging hiss in old receiver
  127. Amplifier suggestion for college project
  128. HYBRID POWER AMPLIFIER - Please Help!
  129. Phase Accuracy
  130. Power Trans. Sockets or not
  131. Finished Techno amp!
  132. Monacor "Stage Line" STA-700 schema
  133. car amp?
  134. NAD 214 Power Amp Fault
  135. single-ended bipolar designs?
  136. Schemes For Citronic Ppx900
  137. Allied 495
  138. ne1 have fun projects for CPU PS?
  139. Quad 520F output transistors??
  140. Soft start & Soft Switch circuit: can anybody help?
  141. my AV400 is back
  142. Onix Amplification
  143. Feedback papers...
  144. IRFP044 circuit without N's?
  145. RGR Robert Grodinsky research MODEL 5
  146. Sumo The Power Schematic
  147. help my amp is broked and im sad...
  148. Which power device ?
  149. Dynaco re & re
  150. N-channel Current Gain Cell
  151. power supply
  152. SOA Protection Calculations...
  153. Some electronics toys to young and old guy's fun!
  154. Cyrus Preamp - schematic anyone?
  155. Peavey 8.5C DeAd cHaNnEl
  156. accuphase 202, low output
  157. Adcom Channel Damage Help
  158. optimizing for efficiency
  159. Q: Residual Hum, Grounds, Loops & Amps
  160. echo, reverb using bucket brigade delay lines from panasonic
  161. Driving Low Impedance Loads
  162. How to increase the input impedance of a pre-amp ?
  163. optoisolator VAS bias for Comp Diff?
  164. reducing dc offset on sub plate amp?
  165. cap couple or direct couple class A SE amp?
  166. NVMOS amplifier
  167. Design Critique Request
  168. My new (old) way
  169. SUBWOOFER AMP box
  170. Noise Figures
  171. Fake OPA627
  172. Adcom GFA535..Bad Transformer?
  173. Finished my solid state plate amp
  174. Another crescendo ME question
  175. Peer Critique needed for my new design
  176. Heat sink group purchase for USA & Canada
  177. about heatsinks
  178. Quality of reference voltage in a cascode
  179. yamaha ax-640 problems
  180. Carver Preamp and the Toshiba 2SC2878 transistor
  181. ESP P88 Power Supply???
  182. Built my first amp ! (Randy Slone Design 4) But it is humming...
  183. Sanken 2SC2922 amp Schematic?
  184. Phono preamp grunding questions
  185. Another N-channel
  186. Leach amp power supply?
  187. p3a seperate fuses for i/p, VAS o/p ??
  188. Please teach me - triple slope SOA protection
  189. QSC/Crown and the like
  190. av400 VS. super leach amp
  191. PV CS800 clip LED's & power switch don't light
  192. Supertex Mosfet substitutions
  193. need help setting bias current...
  194. thermal tracking circuit
  195. help trouble shooting amp distortion
  196. Cambridge Audio A4 Burned resistors
  197. line level splitter/distributor?
  198. testing L-Mosfets
  199. SAE schematic
  200. Random Popping
  201. Schematic for Sony TA-FE300?
  202. Opinions Required
  203. Please Help - amp pop, shut down
  204. Req: Audio Design PA-100 schematics
  205. Class B for low frequency ?
  206. solidstate
  207. Soundcraftsmen model A2502
  208. optimus or radio shack mpa-125
  209. Phantom Power might be Bad?
  210. Ewb
  211. How to improve a DENON POA-2800?
  212. Audiolab
  213. Looking for Sumo nine circuit
  214. sae x25a power amplif
  215. Technics SA-500
  216. H&H M900 Amplifier
  217. 2SC2240 versus 2SC1815??
  218. ampifier desing topology versus part and spec
  219. Cool site for SS nostalgia
  220. Pioneer SX3800
  221. HELP with an amp please!
  222. fairchild find?
  223. series vs parallel in a home system
  224. Marantz Pm-66SE
  225. Sugden C51 and P51
  226. Soft Start resistor value?
  227. Rectifier Bridge on heatsink?
  228. NAD 7020 help
  229. How do they compare????
  230. experience with mc33078/9- anyone?
  231. noise after fixing guitar amp?
  232. advice on GFA2 rebuild?
  233. My new headphones amp
  234. Need help quick please! P101 bias related
  235. Rotel RB991 schematic needed
  236. G Randy Stone Design Help
  237. New 220 Watt CMOS monoblock
  238. Carver AV-405/AV-505 mains voltage
  239. protection prob's in Pioneer receiver
  240. Query about torroid temps
  241. 300w mos-fet amp
  242. MOS-FET`s wire linked ?
  243. The remote control paratactic volume control
  244. Question about Paradigm PreAmp, and DC Input toDH-200 & Hsu Sub
  245. 6 channel amp finished
  246. Speaker load medel
  247. Pre-Amp Design HELP / Idea's
  248. Bugle PS
  249. Problems, again, with building the amp...
  250. How to make constant gain amplifier circuit

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