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  1. Negative side Mosfet heating up with mild hissing
  2. Should a 250VA toriodal be blowing a 1A fuse?
  3. The questions about Hi-fi audio for home use.
  4. Denon Output Transistors.
  5. Sansui 9090 help
  6. Diamonds and Pearls
  7. Seeking DC Enlightenment
  8. FETZILLA - The Builders Place
  9. N-Channel JFET sub
  10. Simple 85W amplifier
  11. NAD T753 receiver: No sound
  12. Power Supply and Other Re-capping
  13. Power Supply and Other Re-capping
  14. 100watt mono amp find???
  15. help! noob recapping an amp... really stuck.
  16. Powerbass atm-440.2
  17. uPC1237 too slow
  18. What type of capacitors are these?
  19. +/- 36 Volt Voltageamp with TMC error correction
  20. Sound of Op Amps...
  21. THRESHOLD S-300 UPGRADE
  22. Alternative method load for power testing amps?
  23. THRESHOLD S-300 UPGRADE
  24. alternativ symmetric amp
  25. Has anyone ever had experience with MUSE opamps?
  26. Baking a pcb for removing moisture
  27. Nad 3020e lost some of its volume , distortion
  28. Hafler P3000
  29. Krell KSA-150 Power board Reassamble HELP Please
  30. accurate Output Stage
  31. N-Channel JFET
  32. Musical Fidelity A100 resistors
  33. Help me from JFET
  34. Parts for NAK CA5
  35. Help for Rega biasing value
  36. Replacement transistors, NAIM NAP90
  37. DC Detection Question
  38. Leach driven by DRV134
  39. TO-3 Removal
  40. HOW CAN I CREATE 10% THD ??
  41. Another ESP P3A PCB design thread
  42. joule thief (draw more power from a power supply?)
  43. Found: SAE Series Two Power Switch
  44. Restart search for PS Audio Elite schematic.
  45. NAD 114 switch-on.
  46. Cadsoft eagle package LSK389
  47. gallien-krueger MB150s 120v to 230v conversion?
  48. New modern amp or classic second hand?
  49. Capicator Whine? PPI PC2350
  50. How much big a heatsink has to be?
  51. NAD C326BEE upgrades
  52. Cyrus 2 - removing cover
  53. Idling setting for Yamaha MX-2000 ?
  54. Philips 391 Intergrated Amplifier guts?
  55. 500w mosfet power amp sadaru
  56. Adjusting DC offset issues
  57. New Lineup IDEA - Power Follower/Output stage
  58. PS Audio 100c thump
  59. Just scored a Sanyo DC-8500K, Can its preamp board drive a Matsushita EPC-451C?
  60. Krell KSA 250 - The Mother Clone !!!
  61. AV400 Bias adjust and Transistor burning accidents
  62. how to match the Transistors like toshiba 5200 1943
  63. Power amp right channel running hot.
  64. Class G plate amp problem
  65. ARCAM D290 DEAD - PLEASE HELP
  66. I am having fun..the one is saying bad things is a friend
  67. Increasing the output power of a car amplifier.
  68. PCB for TDA7295
  69. VSP Labs TransMOS
  70. CS800X output amp cicuitry
  71. Heatsink gradients and Vbe
  72. Are these ok for usage in a vas / current source ?
  73. help with Luxman l-200
  74. why do old amps sound is liked by many serious audiophiles even though...
  75. Best suited power mosfets for amplifiers
  76. why do old amps has sleeve on the resistors pins...
  77. A872e Replacement
  78. See any issues with this class A current clip detect circuit?
  79. Effects of emitter resistors in a hifi amp?
  80. Sansui 9090 bias
  81. Replacement For MPSU10/60
  82. Attempting to restore a Pioneer 202 spring reverb
  83. Quad 405 clone parts
  84. Parts quality does matter, yes, but..
  85. Sources for TO220 heatsinks?
  86. line level stereo volume control using one pot?
  87. REPLACE TIP36 + 2N3055 IN TDA2030A
  88. Amp is making loud "boom pop" noises every second or so..
  89. R24 incomplete
  90. Krell KSA-250 low frequency oscillation
  91. Newly built ESP P03 (not 3A) - rail to rail oscillation - suggestions?
  92. Musical Fidelity 3A-X preamplifier
  93. Denon DR-M07 Cassette Deck
  94. PCB manufacturer EU - thick copper ...
  95. Liquid discharge from capacitors?
  96. Adcom GFA-565 with very high DC offset
  97. Adcom GFA-2535 Bias Adjustment
  98. Balance control for MF pre-amp
  99. DAC what for ?
  100. An active Current Dump amplifier design idea.
  101. Mechanical Transformer Hum
  102. Va rating reloaded
  103. Threshold s/200 question
  104. thanks for help
  105. dmm hfe
  106. Parasound HCA-800 II - How to Bias?
  107. Rega channel selection broken!!
  108. Amp project to use 2 XFOS I have lying around
  109. Any hifi but simple line level stereo to mono converter?
  110. quad 303 burnt component
  111. Any Stockholm Members
  112. TA-N7B new circuit operation brochure
  113. Best location for amplifier's output inductor?
  114. NAD 3120 parts
  115. Maximum output power/current from a transformer?
  116. Sansui 9090 IC equivalent circuit
  117. Samson Servo 260
  118. Conn Organ Amp Question
  119. doubt about amplifiers and active crossover
  120. PV 1.3K won't drive 2 ohms with DDT on
  121. combining amplifiers help!
  122. High Brightness LED Zener Like Curve
  123. brand capacitors need for recap
  124. Dual CV-441 RC darlingtons modifications
  125. help with adcom 555 amp left channel death
  126. Class i
  127. Schematic or Parasound Zamp ver 1
  128. Emitter resistors, single piece?
  129. Crown Amplifier
  130. Apex HV23
  131. Input coupling capacitor sizing
  132. MTE AUDIO AMP
  133. Another NAD 3020e repair thread
  134. Peavey CS800X Power Transistors
  135. Schematic for sound craft spirit mate 350
  136. audiolab 8000a transformer blown!
  137. TEAC Distinction Series AI-2000 Integrated
  138. Sony amp - loud static on Rch
  139. Audiolab 8000A Class A?
  140. Pioneer SA 9500 mk 1
  141. Clip Light
  142. Prototype power amplifier
  143. Please help me choose my next amplifier build!
  144. Adcom GFA555-II help needed...
  145. Help on restoring amplifier
  146. Good Article on Vintage vs New Hi Fi Equipment
  147. how do I make a push-pull amplifier?
  148. Voltage regulator oscillation at 850khz at high current
  149. Kind of embarasing but how do I use this toroidal transformer?
  150. Little GEM
  151. (Creating) TDA7375 based amp
  152. TDA7375 based amplifier (creation)
  153. Kenwood KM X-1000 service manual
  154. Krell KSA 100 mk2 recap- advice required
  155. Proven class AB designs for ~100 watts of output
  156. ~100khz sinudodial signal superimposed on the output of a common emitter stage
  157. how important is damping factor of 1000
  158. Yamaha P7000s faulty
  159. Can I remove hum from active speakers?
  160. WLX-7 Speaker protection board
  161. SuperFeel 6 - a new configuration
  162. specs vs perception solved
  163. Creek 4330 died
  164. Simple Amp Help
  165. First build
  166. 100-200W AMP suggestion
  167. Suggestions on first build 100-200W
  168. Dx Blame ST together Dx Super A
  169. An ultimate amp protection circuit ?
  170. Didoes vs Zeners for providing a vbe reference?
  171. Question about Hafler DH110 and DH500
  172. AKAI AM-2200 Upgrades
  173. Sony system failure - full investigation thread
  174. Help needed on a new DIY amp project
  175. Practical MOSFET Amp Design/Speculation/Questions:
  176. crown xls 602 need help,no output
  177. Leach amp troubleshooting
  178. HELP!! Denon PMA-655R (source selector)
  179. White Noise and Amplification Wattage (newbie question)
  180. Help needed with Mosfet power amp
  181. SMD redesign or back to through hole?
  182. Help with circuit diagram of amplifier
  183. Power Amp Hum !!
  184. Building a 1987 power amp
  185. Active Bandpass Filter Equalizer (Guitar Pedal)
  186. Apex B500 problems
  187. solid state capacitor question
  188. Looking for Primare A30.1 schematic or servicemanual
  189. 1000w mosfet power amp
  190. Cyrus II r/ch distorcion
  191. HC 2000 power amp
  192. Dead Altec 9440a
  193. Adcom GFA-555II advice needed...
  194. Scratchy pots
  195. PS Audio E2C P/S fuse value?
  196. heat spreader insulation sheet - where to buy?
  197. MYBEST5 Jfet CFP amplifier
  198. Behringher INuke 3000 DSP PreAmp
  199. I think I majorly screwed up - Technics SU-7700
  200. Pre-Amp distortion
  201. PS Audio Elite components??
  202. Transformerless input for 150ohm mics ??
  203. Distorted waveform from PC microphone
  204. How to determine if your transistors are "too hot"
  205. Cyrus One/Two volume pot... linear???
  206. Dx Custom.... the Bass Machine!
  207. early Naim manual speaker cable info
  208. Nakamichi PA-7 bias trimpots...
  209. Need Adcom GFA-555 II Test Point Help...
  210. Moving the Multiplier to the heatsink, or To3, or Collector lead
  211. 360w 8ohms, 550w 4 ohms mosfet
  212. SIMPLE 1KW AB Amplifier
  213. What about the use of amplifiers 2sb737.2sa970.2sa1316? someone tried
  214. can anyone explain this amplifier? Audio Telex 2sa500B
  215. Pilot Console 30 W Solid State Specs?
  216. ♫♪--My little posh Tringlophone--♪♫
  217. capacitor in series protect speakers from getting damaged due to signal clipping
  218. Replacment for IRF064N
  219. class A simple design with constant current source
  220. Hiraga 30 watt. Advice needed
  221. ultra low power op amp
  222. yamaha B-4 amplifier
  223. OEM car amp, increase output??
  224. P3A 100W layout - comments?
  225. Low Power Design Suggestion?
  226. HP 6269B 0-40V@0-50A REGULATED DC POWER SUPPLY for DIY amplifier
  227. Need help with 60hz hum/ground loop. Schematic attached.
  228. Sansui AU-6500 died on me :(
  229. Help Needed - Sub Amp Died
  230. PCB layout problems
  231. Vecteur cable designate from an old speaker cable (e. g. for YBA) wanted
  232. Puzzling out of balance problem
  233. I just designed an amplifier to power big speakers with small voltage!
  234. Which NAIM clone
  235. Krell KAV300i and Energy Veritas 2.1 speakers
  236. Bakoon Amplifiers ~ Slipping Under the Radar of DIY Audio.com!!
  237. Schematics for Micromega Tempo 2 amplifier
  238. Schematic needed for Focal 2.150 LE car amplifier
  239. Offset monitoring
  240. Power module for class A single ended amplifier
  241. Help diagnose Rotel RX-304 receiver - right FM channel faint
  242. 400Watt PA "SAFARI"
  243. Thump on power up, pop on power down
  244. Precision Acoustix 250
  245. best practice for grounding components?
  246. using 220v amplifier in car with inverter
  247. How to stop turn on pop noise in speaker
  248. Highest Quality Era? 70s, 80s or 90s?
  249. Cambridge deal
  250. Interesting old amplifier FORD branded ONKYO

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