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  1. Krell KSA-150 Power board Reassamble HELP Please
  2. accurate Output Stage
  3. N-Channel JFET
  4. Musical Fidelity A100 resistors
  5. Help me from JFET
  6. Parts for NAK CA5
  7. Help for Rega biasing value
  8. Replacement transistors, NAIM NAP90
  9. DC Detection Question
  10. Leach driven by DRV134
  11. TO-3 Removal
  12. HOW CAN I CREATE 10% THD ??
  13. Another ESP P3A PCB design thread
  14. joule thief (draw more power from a power supply?)
  15. Found: SAE Series Two Power Switch
  16. Restart search for PS Audio Elite schematic.
  17. NAD 114 switch-on.
  18. Cadsoft eagle package LSK389
  19. gallien-krueger MB150s 120v to 230v conversion?
  20. New modern amp or classic second hand?
  21. Capicator Whine? PPI PC2350
  22. How much big a heatsink has to be?
  23. NAD C326BEE upgrades
  24. Cyrus 2 - removing cover
  25. Idling setting for Yamaha MX-2000 ?
  26. Philips 391 Intergrated Amplifier guts?
  27. 500w mosfet power amp sadaru
  28. Adjusting DC offset issues
  29. New Lineup IDEA - Power Follower/Output stage
  30. PS Audio 100c thump
  31. Just scored a Sanyo DC-8500K, Can its preamp board drive a Matsushita EPC-451C?
  32. Krell KSA 250 - The Mother Clone !!!
  33. AV400 Bias adjust and Transistor burning accidents
  34. how to match the Transistors like toshiba 5200 1943
  35. Power amp right channel running hot.
  36. Class G plate amp problem
  37. ARCAM D290 DEAD - PLEASE HELP
  38. I am having fun..the one is saying bad things is a friend
  39. Increasing the output power of a car amplifier.
  40. PCB for TDA7295
  41. VSP Labs TransMOS
  42. CS800X output amp cicuitry
  43. Heatsink gradients and Vbe
  44. Are these ok for usage in a vas / current source ?
  45. help with Luxman l-200
  46. why do old amps sound is liked by many serious audiophiles even though...
  47. Best suited power mosfets for amplifiers
  48. why do old amps has sleeve on the resistors pins...
  49. A872e Replacement
  50. See any issues with this class A current clip detect circuit?
  51. Effects of emitter resistors in a hifi amp?
  52. Sansui 9090 bias
  53. Replacement For MPSU10/60
  54. Attempting to restore a Pioneer 202 spring reverb
  55. Quad 405 clone parts
  56. Parts quality does matter, yes, but..
  57. Sources for TO220 heatsinks?
  58. line level stereo volume control using one pot?
  59. REPLACE TIP36 + 2N3055 IN TDA2030A
  60. Amp is making loud "boom pop" noises every second or so..
  61. R24 incomplete
  62. Krell KSA-250 low frequency oscillation
  63. Newly built ESP P03 (not 3A) - rail to rail oscillation - suggestions?
  64. Musical Fidelity 3A-X preamplifier
  65. Denon DR-M07 Cassette Deck
  66. PCB manufacturer EU - thick copper ...
  67. Liquid discharge from capacitors?
  68. Adcom GFA-565 with very high DC offset
  69. Adcom GFA-2535 Bias Adjustment
  70. Balance control for MF pre-amp
  71. DAC what for ?
  72. An active Current Dump amplifier design idea.
  73. Mechanical Transformer Hum
  74. Va rating reloaded
  75. Threshold s/200 question
  76. thanks for help
  77. dmm hfe
  78. Parasound HCA-800 II - How to Bias?
  79. Rega channel selection broken!!
  80. Amp project to use 2 XFOS I have lying around
  81. Any hifi but simple line level stereo to mono converter?
  82. quad 303 burnt component
  83. Any Stockholm Members
  84. TA-N7B new circuit operation brochure
  85. Best location for amplifier's output inductor?
  86. NAD 3120 parts
  87. Maximum output power/current from a transformer?
  88. Sansui 9090 IC equivalent circuit
  89. Samson Servo 260
  90. Conn Organ Amp Question
  91. doubt about amplifiers and active crossover
  92. PV 1.3K won't drive 2 ohms with DDT on
  93. combining amplifiers help!
  94. High Brightness LED Zener Like Curve
  95. brand capacitors need for recap
  96. Dual CV-441 RC darlingtons modifications
  97. help with adcom 555 amp left channel death
  98. Class i
  99. Schematic or Parasound Zamp ver 1
  100. Emitter resistors, single piece?
  101. Crown Amplifier
  102. Apex HV23
  103. Input coupling capacitor sizing
  104. MTE AUDIO AMP
  105. Another NAD 3020e repair thread
  106. Peavey CS800X Power Transistors
  107. Schematic for sound craft spirit mate 350
  108. audiolab 8000a transformer blown!
  109. TEAC Distinction Series AI-2000 Integrated
  110. Sony amp - loud static on Rch
  111. Audiolab 8000A Class A?
  112. Pioneer SA 9500 mk 1
  113. Clip Light
  114. Prototype power amplifier
  115. Please help me choose my next amplifier build!
  116. Adcom GFA555-II help needed...
  117. Help on restoring amplifier
  118. Good Article on Vintage vs New Hi Fi Equipment
  119. how do I make a push-pull amplifier?
  120. Voltage regulator oscillation at 850khz at high current
  121. Kind of embarasing but how do I use this toroidal transformer?
  122. Little GEM
  123. (Creating) TDA7375 based amp
  124. TDA7375 based amplifier (creation)
  125. Kenwood KM X-1000 service manual
  126. Krell KSA 100 mk2 recap- advice required
  127. Proven class AB designs for ~100 watts of output
  128. ~100khz sinudodial signal superimposed on the output of a common emitter stage
  129. how important is damping factor of 1000
  130. Yamaha P7000s faulty
  131. Can I remove hum from active speakers?
  132. WLX-7 Speaker protection board
  133. SuperFeel 6 - a new configuration
  134. specs vs perception solved
  135. Creek 4330 died
  136. Simple Amp Help
  137. First build
  138. 100-200W AMP suggestion
  139. Suggestions on first build 100-200W
  140. Dx Blame ST together Dx Super A
  141. An ultimate amp protection circuit ?
  142. Didoes vs Zeners for providing a vbe reference?
  143. Question about Hafler DH110 and DH500
  144. AKAI AM-2200 Upgrades
  145. Sony system failure - full investigation thread
  146. Help needed on a new DIY amp project
  147. Practical MOSFET Amp Design/Speculation/Questions:
  148. crown xls 602 need help,no output
  149. Leach amp troubleshooting
  150. HELP!! Denon PMA-655R (source selector)
  151. White Noise and Amplification Wattage (newbie question)
  152. Help needed with Mosfet power amp
  153. SMD redesign or back to through hole?
  154. Help with circuit diagram of amplifier
  155. Power Amp Hum !!
  156. Building a 1987 power amp
  157. Active Bandpass Filter Equalizer (Guitar Pedal)
  158. Apex B500 problems
  159. solid state capacitor question
  160. Looking for Primare A30.1 schematic or servicemanual
  161. 1000w mosfet power amp
  162. Cyrus II r/ch distorcion
  163. HC 2000 power amp
  164. Dead Altec 9440a
  165. Adcom GFA-555II advice needed...
  166. Scratchy pots
  167. PS Audio E2C P/S fuse value?
  168. heat spreader insulation sheet - where to buy?
  169. MYBEST5 Jfet CFP amplifier
  170. Behringher INuke 3000 DSP PreAmp
  171. I think I majorly screwed up - Technics SU-7700
  172. Pre-Amp distortion
  173. PS Audio Elite components??
  174. Transformerless input for 150ohm mics ??
  175. Distorted waveform from PC microphone
  176. How to determine if your transistors are "too hot"
  177. Cyrus One/Two volume pot... linear???
  178. Dx Custom.... the Bass Machine!
  179. early Naim manual speaker cable info
  180. Nakamichi PA-7 bias trimpots...
  181. Need Adcom GFA-555 II Test Point Help...
  182. Moving the Multiplier to the heatsink, or To3, or Collector lead
  183. 360w 8ohms, 550w 4 ohms mosfet
  184. SIMPLE 1KW AB Amplifier
  185. What about the use of amplifiers 2sb737.2sa970.2sa1316? someone tried
  186. can anyone explain this amplifier? Audio Telex 2sa500B
  187. Pilot Console 30 W Solid State Specs?
  188. ♫♪--My little posh Tringlophone--♪♫
  189. capacitor in series protect speakers from getting damaged due to signal clipping
  190. Replacment for IRF064N
  191. class A simple design with constant current source
  192. Hiraga 30 watt. Advice needed
  193. ultra low power op amp
  194. yamaha B-4 amplifier
  195. OEM car amp, increase output??
  196. P3A 100W layout - comments?
  197. Low Power Design Suggestion?
  198. HP 6269B 0-40V@0-50A REGULATED DC POWER SUPPLY for DIY amplifier
  199. Need help with 60hz hum/ground loop. Schematic attached.
  200. Sansui AU-6500 died on me :(
  201. Help Needed - Sub Amp Died
  202. PCB layout problems
  203. Vecteur cable designate from an old speaker cable (e. g. for YBA) wanted
  204. Puzzling out of balance problem
  205. I just designed an amplifier to power big speakers with small voltage!
  206. Which NAIM clone
  207. Krell KAV300i and Energy Veritas 2.1 speakers
  208. Bakoon Amplifiers ~ Slipping Under the Radar of DIY Audio.com!!
  209. Schematics for Micromega Tempo 2 amplifier
  210. Schematic needed for Focal 2.150 LE car amplifier
  211. Offset monitoring
  212. Power module for class A single ended amplifier
  213. Help diagnose Rotel RX-304 receiver - right FM channel faint
  214. 400Watt PA "SAFARI"
  215. Thump on power up, pop on power down
  216. Precision Acoustix 250
  217. best practice for grounding components?
  218. using 220v amplifier in car with inverter
  219. How to stop turn on pop noise in speaker
  220. Highest Quality Era? 70s, 80s or 90s?
  221. Cambridge deal
  222. Interesting old amplifier FORD branded ONKYO
  223. Technics SU-V7 - some questions.
  224. LME49830+LatFET, yet another for design review
  225. Turning back to solid state- is it a right outcome for horn speakers?
  226. All Hitachi Lateral Fet amplifier for DIY described by Paul Kemble
  227. Reverseengineering an HK_Ottala
  228. help with phono stage circuit design
  229. Samson SX1200
  230. Suggestions for a low power, 2.1 channel kit/schem?
  231. SPAIN AMP
  232. ceramic capacitor
  233. CFB-CFP amp development
  234. Relationship between Supply (V) & Output (Watts)
  235. DB HPA 3100L Power Amp
  236. Stereo RCA- mono phoenix on amp? Help!
  237. Anyone use this fan to mod the EP4000
  238. Sony TA-VE215 sound cutting
  239. how to get more Bias current from LME49811?
  240. Circuit ID
  241. NAD 3020
  242. Help Needed: Excessive DC Offset/Imbalance - Rotel RB-990BX Power Amp
  243. 32 output devices ffor 60W in Luxman M800A
  244. Sansui AU-217 - Weak Left Channel
  245. unusual amplifier topology jfet
  246. Sansui BA-2000 Powers On But No Sound
  247. Trouble with Aragon 8008bb
  248. Sansui AU-D101
  249. High-voltage-opamp based amplifier
  250. Qtx powered speakers...

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