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  1. Help understanding a darlington pair
  2. Bridge amp config comparison
  3. Looking for info Adcom
  4. Krell 300i schematic wanted asap
  5. DH101 troubleshooting
  6. John Curl amp
  7. schematics sony Ta- F6B
  8. can jensen alx2000 power alpine type s 6x9
  9. ESP P-101 parts list
  10. My take on regulators
  11. Optimizing amplifier for specific frequency bands?
  12. VERY old transistors for free!
  13. What to do with these 4 consoles? Please Help!
  14. Leach Amp tactile power-on switch
  15. The "Classical Class A" amp ? Comments?
  16. beta influence
  17. Historic Rotel Amps 1980's
  18. circuit board problems for AVT50H
  19. THERMAL COMPENSATION OF Vbe MULTIPLIER
  20. Luxman Av Receiver Rv-357
  21. Simulation of the JE-990 OP Amp By Deane Jensen
  22. P3a HELP(Please comment my PCB? thanks!!)
  23. Looking for SPICE model - LM394
  24. Comparison Of Onsemi Vs Toshiba Transistor
  25. help ME!!!!
  26. my carver hr-752
  27. Help for identify a transistor manufacturer
  28. Parasound HCA-2000 Problem
  29. Hafler XL280 mods gain/low frequency cutoff problem
  30. PCB layout for audio
  31. Unknown transistor - Help !!!
  32. Source for Cool CIT Switches with LEDs
  33. On IRF540/9540
  34. Matched JFETs
  35. Thermal impact of different insulators
  36. Can you help me about 2sb649A/2sd669A
  37. Atom sized transistor...
  38. Need help identifying a fuse replacement
  39. Repairing a fuse on solid state amplifier?
  40. bora techno amplifier power supply
  41. Yamaha M50 amp went tilt???
  42. Anyone have the transistor 2N176 complete datasheet
  43. Balanced conversion with Lundahl transformer
  44. Upgrades and Restoring
  45. Pioneer receiver mod
  46. Help with dissecting first amp
  47. Phase Linear 400 Series 2 Repair
  48. Opinions on Denon PMA700AE amp?
  49. How to Parallel Lateral MOSFETs...
  50. agc preamp distortion
  51. Weird power-up behaviour of my Velleman amp kits...
  52. Blameless, Dx was wrong, it is a very good amplifier
  53. BIAS on Kenwood L-05M
  54. Smart Folded Cascode power amp, SFCamp
  55. McIntosh Power Amplifier Power Guard
  56. Output transformer matching to active device driving it
  57. Linn Lk2 Poweramp
  58. Thermal compensation circuit
  59. Schematic for HK Citation 22
  60. can a musical fidelity pre drive my hd600 cans ?
  61. KRELL 484081 and 484002 output transistors remplaces codes. HELP!!!
  62. can't play stereo
  63. Sony TA-N7B VFET Help!!
  64. Ryan regulators not regulating?
  65. Carver TFM-15 - Need Help!
  66. gemini GX-350 Powered Speaker
  67. Suddenly Loud Hum in Hafler DH-101
  68. Differential to differential amplifier
  69. Fakes Toshiba 2N3773 photos ?
  70. schematic for AKAI AM=M939
  71. krell 300i preamp schematic needed
  72. speaker/amplifer volts, watts, ampere, impedance calculator
  73. Krell Peamp Clones
  74. Shearne reference Phase 2 amp - capacitors for power supply.
  75. Interesting thread on DIY
  76. Lesson learned - fried my Hafler - what went wrong?
  77. Hafler 1K trimpot fried - how do I replace?
  78. HELP!!!, KRELL KSA-100S Service Manual wanted!!!!
  79. P3A PCB wanted!! Thanks
  80. Recommended output transistor for Class A amplifier
  81. Fotios need help with input selector. Rotary switch or Relays?
  82. Fotios need help with power supply smoothing capacitors.
  83. Quad 405 mains transformer?
  84. Philips FA-911 Service manual
  85. Help with a NAP 150
  86. SWR SM-900 schematic
  87. NAD 7250PE receiver
  88. Sziklai output
  89. CS800 puzzler.....
  90. Technics SU-Z2 refresh or modification
  91. Need help with a power supply
  92. Replacing the bias adjustment pot?
  93. Most proper way to switch inputs?
  94. adcom 555II part sources
  95. Need checklist advice for health check-up - Hafler P500 (DH-500) Power Amp
  96. Kenwood Basic M1 Amplifier
  97. VAS mirror
  98. Mission 776 preamp mods
  99. Input selection and volume control with balanced output, transportable?
  100. Carver M-500t Protection Relay
  101. Meridan 557 Softstart and power caps
  102. Faulty Sansui BA-F1 could use some help
  103. Audiolab 8000a strange fault
  104. schematics sansui TU 317
  105. Modifying the SC480 for 2 ohm load
  106. Musical fidelity P270 and A370 fets
  107. testing Vce0 ?
  108. Specs on Forte 1A amp
  109. PC and 5.1 Channel Amp
  110. Refreshing a DH-200 Hafler
  111. Yamaha rx-v690 lightning hit
  112. Luxman LV-102
  113. alternatives for Quad303 transistors
  114. Pre-amplifier Project Help
  115. HELP-- I need a simple 50W AMP circuit ---
  116. Help with mdification of subwoofer amp
  117. having a hard time finding....
  118. JVC classic receiver find
  119. Symmetrical differential vs symmetrical non-differential VAS
  120. Anyone heard of AVITEC PRO amp (old!)
  121. wanted: Marantz 16 schematic
  122. replacing 2SC3281/2SA1302 outputs, transistor matching
  123. power supply
  124. No transformer power supply
  125. Upgrading a Yamaha M-70 power amp?
  126. Amp Contruction on PCB - Question
  127. Adcom GTP-450 Remote
  128. need help for NAD 3020a
  129. Symmetrical Phono Amplifier
  130. DC protection philosophy- need opinions.
  131. Help Modifying an amplifier schematic
  132. Marantz PM4400 Amplifier
  133. Krell KSA 80 bias & dc offset check & adjust procedure
  134. Multi-stage amplification
  135. Need a opamp suggestion to replace a NJM4558D
  136. Strange noise...?
  137. Lamp for Rod Elliott ESP#22 Wein Bridge Osc?
  138. Developement of simple Class A Amp
  139. I have hum and DC-problems
  140. Techsonic USA
  141. Nikko pre-amplifier Beta II schematics for driving my F4
  142. Preamp noisy - 100K pot?Relays?
  143. Help kenwood stereo receiver audio prob
  144. Arcam Alpha 10 Power Amplifier
  145. Guys....I need help BAD!!!!
  146. SKA, ASKA and LifeForce VS a commercially available amplifier?
  147. P3A problem
  148. switchmode battery charger
  149. Is this possible?
  150. Different models of amp in bi/tri amp systems
  151. tweaking classic Linn LK1 & LK2 / LK280
  152. M250
  153. Biamp Buffer - Finished
  154. AB class poweramp help understanding ?????
  155. GE Integrated Amp Problems
  156. TA-377A Complementary Symmetrical FET Pre Amp
  157. Capabilities of 2SK1058 & 2SJ162
  158. 2500 watt class AB
  159. ANA Audio Research APA 8 Power Amplifier. Heard of it?
  160. ID of component
  161. Guys......Need help in an AMP Prj
  162. Yamaha Receiver Mods
  163. finished project forum
  164. TRIO / KENWOOD L-05M Monoblocks Repair Thread
  165. Doug Self editing errors
  166. PSU for a Gram-amp phono? Regulated or not?
  167. arcam alpha 7 amp
  168. NEED HELP for Pioneer A400x mods
  169. Input capacitance and fT plots for MJE15032/MJE15033.
  170. Help kenwood stereo receiver audio prob
  171. Is a OPA445 AC stable with 100% Cap feedback at HF?
  172. Nakamichi PA5 dead
  173. Germanium transistors work fine in output stages ?
  174. cambridge a5 channel died help!
  175. New National driver chip for BIG amps
  176. Balanced amplifier alternatives
  177. Classe 10 Power Amp
  178. Seeking amplifier kit advice which 1 to build?
  179. Where to find NAD 218 schematic??
  180. Negative Sziklai
  181. Maximum device dissipation
  182. I need NAD 701 receiver schematic/manual
  183. Add volume knob to quad 303
  184. sansui AUX911DG repair tips
  185. How to calculate gain?
  186. Help COLD OCL 300W Burn....
  187. Attaching and Isolating TO-220 devices from heatsink
  188. MC2 1250 service manual?
  189. Biasing/thermal compensation of Thermal Trak transistors
  190. Marantz 1060 Blown Left Channel
  191. Krell KSP7B external power supply
  192. Leach amp VAS protection
  193. Help With Pioneer SA-9800 Please
  194. RS-1035 help....
  195. Electrocompaniet 100DMB power Amp
  196. company info
  197. What is this topology called?
  198. coil current rating for this amp
  199. Capacitor Help
  200. Looking for a NAD 2140 schematic
  201. i need LUXMAN B-10 service manual
  202. Akai 'Boombox' AJ 505 parts needed
  203. NAD 2200 help with line voltage selector
  204. New to all this - help with leach amp please
  205. AKAI GXC-39D Tape Deck head advice
  206. library of voltage regulator models
  207. 2 stroke heatsinks
  208. need a schematic for Sonographe SC25 preamp
  209. Mark Levinson 36 Voltage Conversion
  210. Help with Technics SA-5370K receiver
  211. Need to know a good repair source
  212. power output for mjl21194/94
  213. mystery regulator?
  214. Troubleshooting Hafler P230.
  215. powerfull schematic
  216. Pioneer SA540 Schematics
  217. Ferrograph 'F307'
  218. My Last Smps Project
  219. Help me fix this Yamaha YST-SW015 subwoofer
  220. Pga2310ua
  221. Newbie's NAD 701 receiver hums, clicks, shuts down
  222. dodgy riddle - problems repairing an amp
  223. Adcom 555
  224. Need to make sequential power strip
  225. Marantz PM-17 repair
  226. Bass Preamp
  227. Best OP Amplifier in the World!! Look Amp Circuit
  228. tweeter ( Compression driver) protection circuit
  229. How to measure Wattage of an Amp
  230. Preamp PS has too high a voltage- insert R?
  231. Rotel RB-850: Transformer needed
  232. arcam advice
  233. Compensation capacitor Cdom
  234. Need Help w/ Carver Sub Amp
  235. Yamaha MX1 voltage stage problems
  236. Here's a 20 watt amp, very simple but sound good
  237. irf450 & single channel amp
  238. Fairchild S42728 replacement needed
  239. Pure Class A Single End Amplifier Idea!
  240. SC480 woes/ need smart people :D
  241. QED Vector Reference
  242. Klipsch 2.1 with tl074cn Preamps - - What can I do??
  243. P88 Preamp problem
  244. (Homebrew) Fuzz/Distortion, I need EQ, minus OpAmps
  245. onkyo tx930
  246. Biamping silliness
  247. Distortion? or Clipping?
  248. Help Me Please!!!
  249. working out component values for bc108 preamp
  250. output impedance testing

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