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  1. P3A amp shutdown 'plop'
  2. Chinese made Kit solid state Amplifiers on Ebay
  3. Bass blocking cap at amp input
  4. Does the Crown K2 inject delay? How to test?
  5. Parasound HCA-1000a Refresh
  6. Need some help with an active system
  7. Power at 8ohm, 4 and 2....
  8. Pioneer sc-lx71 blowing fuses
  9. Volume potentiometer replacement,pins.
  10. Interesting bit on capacitors....
  11. Phase Linear 700b refurb and full complementary conversion
  12. Yamaha AX-630
  13. What kind of capacitors inside this ?
  14. Wharfedale SW150 Active Subwoofer help
  15. Single Supply Amp
  16. Dynaco Stereo 400 - suggested TLC?
  17. In your class AB designs generally where is your second pole?
  18. Need spice model for 2SA1163
  19. Amplifier
  20. What is responsible for "control" of loudspeakers?
  21. Harmon Kardon-870 no lights
  22. Dynaco ST-100? I would much appreciate any info on this model.
  23. reparing old amplifier tectronic sa 535
  24. Best PJFET for CCS?
  25. keep smokin transistor!!
  26. Audio Innovations Alto mk 1
  27. Add more inputs to vintage preamp?
  28. turn on pop noisy standby
  29. Mosfet hybrid offset issue
  30. Need help ns450 200 watts amp bias adjust
  31. Schematic for 2SK351 - Quasi?
  32. About op-amps use.
  33. Module amp build help
  34. Op-amp decoupling - best practice?
  35. Rotel RB-980BX schematic
  36. Crown Pro amp ground up refurbish?
  37. Rod Elliot P68 Output DC offset.
  38. Discrete Tandy/Realistic transistor amp: Thermistor?
  39. Miniature bulbs replacement rule?
  40. CRELL and Konzert Schematics
  41. SIT amp simmulation, 2SK79+2SK82 push-pull
  42. Any suggestions on who to upgrade HCA-3500
  43. Technics ampifiers put an end to it's disgusting reviews yes or no for it to be!
  44. jbl vrx 932LAP/918SP schematics needed
  45. Qsc 850 help
  46. TIP3055/TIP2955 ST semi wierd(please help)
  47. Assembling an HDMI to 5.1/7.1 system
  48. Would amp designers (e.g. Pass) replace old caps?
  49. calculating high-pass filter for these components
  50. Uneven slew rates, does it matter?
  51. Luxman L-85V
  52. Troubleshooting stereo amplifier
  53. Akai AA-V1500 Amplifier Repair Help
  54. L20 V9.2
  55. Biasing MJ2955 and 2N3055
  56. Adcom 565 mono block with strange issue
  57. Luxman L-510 capacitors?
  58. Is this another DC offset question?
  59. Amplifier Akai am-u33, powers on, but no sound
  60. transistor heat excess and upgrade components
  61. Building a Quad 306 Clone
  62. Basic Amplier Toubleshooting
  63. Luxman R-113 relay(?) issue
  64. Need spice model for 2SA1618 and 2SC4207
  65. Bogus amplifier
  66. Sugden A21a...hummy
  67. Speaker protection relay issue
  68. Bridging w/ Input Transformers?
  69. Why not use emitter coupled matched pairs instead of emitter resistors?
  70. Technics SU-2400
  71. BGW 750C Recap, help a newbie out?
  72. BPA200 LM4780 Board (Unfinished) Design
  73. Oliver bias set point for class AB power amps
  74. Magnetic field of brushless DC fan
  75. Buy or build?
  76. LeachAmp power up
  77. k10 power amplifier
  78. Protection relays
  79. Any other method of killing bandwidth of an amp besides a large compensation cap?
  80. New to the forums
  81. How close should the +/- rails mirror each other
  82. Uso de diodos MUR3060
  83. Help with my new "old" SS anp.
  84. Sansui G6000 clone BY Dx .... not mine, just something i have prepared to share
  85. CYRUS 6 Amplifier please help
  86. Back to back diodes at inputs of opamps
  87. Amplifier speakers relay: how to pop open the cap on them?
  88. Grounding (Power Vs Signal)
  89. Pioneer A400 Volume Pot Replacement
  90. LME49811 with KSA1381 as headphone amplifier 600ohm imp
  91. Counterpoint SA 20 Amp Blowing Main fuse
  92. Celestion 6000 system...
  93. HK Citation 16 (Not the A model)
  94. Using a line preamp to drive headphone
  95. Nad amplifier c 352 with pop sound from speakers?
  96. Dynaco - ST 400 PC-29 mods/upgrades
  97. Transformer Upgrade
  98. Thermaltrak Amplifier Project (assembling soon!)
  99. Tivoli Model One Problem
  100. AU-999 with new Caps still "pops"
  101. I would like a few ideas..
  102. Does change of high speed power transistor/rectifier increase the dynamic
  103. MX50SE LJM 2015
  104. offset won't zero
  105. Amp working but bulb tester glows
  106. KEC Transistor Data Sheets
  107. Why no fully differential circuits?
  108. Advice for Amplifier Bias
  109. Another variation to the MCA amplifier
  110. Need help powering up diy amp for the first time
  111. Replacement for 2SC2362
  112. Data sheet Sanyo STK0231
  113. 2 channel amp recommendations
  114. Just won a AB International 600LX, what to check first?
  115. Crown K2 repair project
  116. Pkn Xd6000 amp for B&C 18SW115 drives
  117. quad 405 amplifier and clone boards from China
  118. Lafayette Radio Int. Amplifier
  119. Interview at Hi-fi Answers
  120. Quad 34 preamp all lights on problem
  121. First discrete BJT Amp
  122. Input Coupling Capacitor
  123. Weird idea for a Quad 303 housing
  124. Looking for a good value pre-amp
  125. Example of CFP output stage with dual rails?
  126. AudioResearch D240 mkI or mkII
  127. Compensate Bias for DC offset?
  128. best Value in used high power amps?
  129. Bias and balance adjustment for Hafler DH-120
  130. Rotel RA 500
  131. Yamaha DSP-3070 vs Marantz PM6005/Simlar
  132. Recapping a Quad 303
  133. Amplifier Gain
  134. How much better is steel casework vs aluminium (aluminium) for shielding?
  135. NAD C370 dead?
  136. Spectral DMC-10 Repair Help
  137. Adcom GFA-5400 / Help please...
  138. Musical Fidelity B1 Overhaul
  139. Adcom 535 help.
  140. nad c370 loses right channel
  141. Leach based amplifier design
  142. HERE is the Entire Spectral DMC-6 Owners Manual
  143. TIP35C/36C quick help needed
  144. Transistors Substitute
  145. Can anyone identify the source of the problem?
  146. Dayton Amplifier
  147. the users of Kenwood KA2200 sigma drive indicator pls help
  148. what do you think of this design?
  149. What are these capacitors?
  150. SAE 310 Transistor replacement info
  151. QUAD 99 power amp
  152. Help troubleshooting yamaha ms400 please
  153. How to set bias on a vintage amp with all new trannies ?
  154. DC Servo DIY Kit for DCCancellation
  155. My new amp
  156. Opinion about PCB
  157. Threshold T400 repair, need help
  158. Luxman M-4000 problems
  159. What amp for this box ?
  160. Old grundig offset level
  161. Where to start when green
  162. Non Super Tramp Trace Elliot (TDA1514A)
  163. Buttkicker bka-130-c
  164. Low "Ft" TO-3 transistors vs high "Ft" ?
  165. Denon avr 2802 no sound on speakers but "works"
  166. Akai AMU110
  167. Capacitor value in Zobel Network
  168. Mega Simple Class A Amplifier
  169. Strategy to track down a short
  170. Tiger in your amp
  171. Amp On/Off Speaker Noise
  172. Marantz sc-8 intermittent greatness
  173. VAS cascode to direct drive high power MOSFET OPS
  174. AnalogMetric kits??
  175. Technics SU-VX800 Given to me
  176. ALchemist adp20a power amp. Low output
  177. Preamplifier who is it?
  178. Amp stable for 2ohm speakers.
  179. Need replacements for transistors; 2SC2634
  180. MD7001 and MD7021
  181. Altec Lansing 621
  182. Why does this DAC use an NJM4558 for the Low Pass Filter ?
  183. Sony TA-F700ES keeps blowing fuse
  184. cm labs 912p
  185. My last amplifier
  186. How many transistors inside 2SA1302/2SC3281 ?
  187. Safe to downgrade from TO-264 to TO-3P
  188. Old Solid State Power Amp.schematics class AB
  189. 2SC3858/2SA1494 based amplifier?
  190. Hum problem
  191. Power amplifier inspired by Gryphon Tabu (NAD S300)
  192. Kicker 354xi resistor color code
  193. ok, blew-up my speakers :(
  194. Loud hum problem
  195. Quad 520F transistor change?
  196. suggestions for oscillation on neg half of output
  197. What is this discreate component?
  198. Klipsch Promedia 2.1 repair help
  199. Please help the dummy. Adcom gfa 5503
  200. Yamaha RX-797 - no power to device
  201. Simple no GNFB LATFET amp
  202. yamaha rx v-797
  203. NAD C 320 (non-BEE): Volume dial not moving
  204. 2sc2922/2sa1216 help me to find out fake or not
  205. I have this solid state RadioShack PA amp. Can I make a cool 2.1 system with it?
  206. fitting TO-264 inside TO-3 (crown amp)
  207. Marantz 510M - How to remove Lamp Board??
  208. Quiescent current Nytech CA 252
  209. buzzing sound from amp
  210. McIntosh MC250 Repair/Upgrade
  211. 2sc5200/2sa1943 amp module upgrade
  212. Fairchild FDP5N50NZ SPICE Model
  213. VU meter for Bias
  214. Picking caps and paralleling low esr with high esr caps
  215. Locating point of broken wire in cable
  216. The best sounding amp i ever heard
  217. Noobie Alert! Help neede with Diy Monoblock!
  218. How is the build quality of this amplifier?
  219. Quad 303 Power Amplifier - Left Channel Distorted
  220. Fairchild FQP3N25 and FQP3P20 for VAS cascode
  221. Cap upgrade for Borbely DC100
  222. Ground Loop Breaker Location
  223. L10 amplifier need VI limiter
  224. Newbie
  225. Stunning Amplifier Development!! Feedforwardback & Feedbackforward
  226. New to me McIntosh MC2205
  227. Harman Kardon Citation 16 Rebuild
  228. Rotel RB-971 in RB-981
  229. Laconti triple emitter follower
  230. Building a 3 Channel Amp
  231. Krell KSA 300s Integrated circuit
  232. 2SB755/2SD845
  233. Marantz PM-66 SE K.I. modification
  234. Onix OA-21E Phono Issue
  235. Volume control need help with this idea
  236. ssm2220 and ssm2210
  237. Rotel 820BX4 driver transistors hotter on one channel
  238. Tried fixing my Creek 4240 amp but...
  239. Devices with high Early Voltage
  240. Diagnosing loud popping from speakers connected to an SAE C3A amplifier
  241. Tonight I learned a hard lesson on decap
  242. NFB circuit not typical?
  243. YAQIN MC10L power amp
  244. How do you calculate impedance of a current source?
  245. Looking for Schematic for PreSonus Studio Live 16.4.2
  246. Recommend anyone in UK who can service/mod my Adcom GFA-535??
  247. Fabio Mauricio Timi
  248. Hafler Transnova 9300
  249. Jamo AVR-793 Ceramic Caps for Outputs
  250. MW-880 small sub amp $20 Need info about it

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