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  1. why do old amps sound is liked by many serious audiophiles even though...
  2. Best suited power mosfets for amplifiers
  3. why do old amps has sleeve on the resistors pins...
  4. A872e Replacement
  5. See any issues with this class A current clip detect circuit?
  6. Effects of emitter resistors in a hifi amp?
  7. Sansui 9090 bias
  8. Replacement For MPSU10/60
  9. Attempting to restore a Pioneer 202 spring reverb
  10. Quad 405 clone parts
  11. Parts quality does matter, yes, but..
  12. Sources for TO220 heatsinks?
  13. line level stereo volume control using one pot?
  14. REPLACE TIP36 + 2N3055 IN TDA2030A
  15. Amp is making loud "boom pop" noises every second or so..
  16. R24 incomplete
  17. Krell KSA-250 low frequency oscillation
  18. Newly built ESP P03 (not 3A) - rail to rail oscillation - suggestions?
  19. Musical Fidelity 3A-X preamplifier
  20. Denon DR-M07 Cassette Deck
  21. PCB manufacturer EU - thick copper ...
  22. Liquid discharge from capacitors?
  23. Adcom GFA-565 with very high DC offset
  24. Adcom GFA-2535 Bias Adjustment
  25. Balance control for MF pre-amp
  26. DAC what for ?
  27. An active Current Dump amplifier design idea.
  28. Mechanical Transformer Hum
  29. Va rating reloaded
  30. Threshold s/200 question
  31. thanks for help
  32. dmm hfe
  33. Parasound HCA-800 II - How to Bias?
  34. Rega channel selection broken!!
  35. Amp project to use 2 XFOS I have lying around
  36. Any hifi but simple line level stereo to mono converter?
  37. quad 303 burnt component
  38. Any Stockholm Members
  39. TA-N7B new circuit operation brochure
  40. Best location for amplifier's output inductor?
  41. NAD 3120 parts
  42. Maximum output power/current from a transformer?
  43. Sansui 9090 IC equivalent circuit
  44. Samson Servo 260
  45. Conn Organ Amp Question
  46. doubt about amplifiers and active crossover
  47. PV 1.3K won't drive 2 ohms with DDT on
  48. combining amplifiers help!
  49. High Brightness LED Zener Like Curve
  50. brand capacitors need for recap
  51. Dual CV-441 RC darlingtons modifications
  52. help with adcom 555 amp left channel death
  53. Class i
  54. Schematic or Parasound Zamp ver 1
  55. Emitter resistors, single piece?
  56. Crown Amplifier
  57. Apex HV23
  58. Input coupling capacitor sizing
  59. MTE AUDIO AMP
  60. Another NAD 3020e repair thread
  61. Peavey CS800X Power Transistors
  62. Schematic for sound craft spirit mate 350
  63. audiolab 8000a transformer blown!
  64. TEAC Distinction Series AI-2000 Integrated
  65. Sony amp - loud static on Rch
  66. Audiolab 8000A Class A?
  67. Pioneer SA 9500 mk 1
  68. Clip Light
  69. Prototype power amplifier
  70. Please help me choose my next amplifier build!
  71. Adcom GFA555-II help needed...
  72. Help on restoring amplifier
  73. Good Article on Vintage vs New Hi Fi Equipment
  74. how do I make a push-pull amplifier?
  75. Voltage regulator oscillation at 850khz at high current
  76. Kind of embarasing but how do I use this toroidal transformer?
  77. Little GEM
  78. (Creating) TDA7375 based amp
  79. TDA7375 based amplifier (creation)
  80. Kenwood KM X-1000 service manual
  81. Krell KSA 100 mk2 recap- advice required
  82. Proven class AB designs for ~100 watts of output
  83. ~100khz sinudodial signal superimposed on the output of a common emitter stage
  84. how important is damping factor of 1000
  85. Yamaha P7000s faulty
  86. Can I remove hum from active speakers?
  87. WLX-7 Speaker protection board
  88. SuperFeel 6 - a new configuration
  89. specs vs perception solved
  90. Creek 4330 died
  91. Simple Amp Help
  92. First build
  93. 100-200W AMP suggestion
  94. Suggestions on first build 100-200W
  95. Dx Blame ST together Dx Super A
  96. An ultimate amp protection circuit ?
  97. Didoes vs Zeners for providing a vbe reference?
  98. Question about Hafler DH110 and DH500
  99. AKAI AM-2200 Upgrades
  100. Sony system failure - full investigation thread
  101. Help needed on a new DIY amp project
  102. Practical MOSFET Amp Design/Speculation/Questions:
  103. crown xls 602 need help,no output
  104. Leach amp troubleshooting
  105. HELP!! Denon PMA-655R (source selector)
  106. White Noise and Amplification Wattage (newbie question)
  107. Help needed with Mosfet power amp
  108. SMD redesign or back to through hole?
  109. Help with circuit diagram of amplifier
  110. Power Amp Hum !!
  111. Building a 1987 power amp
  112. Active Bandpass Filter Equalizer (Guitar Pedal)
  113. Apex B500 problems
  114. solid state capacitor question
  115. Looking for Primare A30.1 schematic or servicemanual
  116. 1000w mosfet power amp
  117. Cyrus II r/ch distorcion
  118. HC 2000 power amp
  119. Dead Altec 9440a
  120. Adcom GFA-555II advice needed...
  121. Scratchy pots
  122. PS Audio E2C P/S fuse value?
  123. heat spreader insulation sheet - where to buy?
  124. MYBEST5 Jfet CFP amplifier
  125. Behringher INuke 3000 DSP PreAmp
  126. I think I majorly screwed up - Technics SU-7700
  127. Pre-Amp distortion
  128. PS Audio Elite components??
  129. Transformerless input for 150ohm mics ??
  130. Distorted waveform from PC microphone
  131. How to determine if your transistors are "too hot"
  132. Cyrus One/Two volume pot... linear???
  133. Dx Custom.... the Bass Machine!
  134. early Naim manual speaker cable info
  135. Nakamichi PA-7 bias trimpots...
  136. Need Adcom GFA-555 II Test Point Help...
  137. Moving the Multiplier to the heatsink, or To3, or Collector lead
  138. 360w 8ohms, 550w 4 ohms mosfet
  139. SIMPLE 1KW AB Amplifier
  140. What about the use of amplifiers 2sb737.2sa970.2sa1316? someone tried
  141. can anyone explain this amplifier? Audio Telex 2sa500B
  142. Pilot Console 30 W Solid State Specs?
  143. ♫♪--My little posh Tringlophone--♪♫
  144. capacitor in series protect speakers from getting damaged due to signal clipping
  145. Replacment for IRF064N
  146. class A simple design with constant current source
  147. Hiraga 30 watt. Advice needed
  148. ultra low power op amp
  149. yamaha B-4 amplifier
  150. OEM car amp, increase output??
  151. P3A 100W layout - comments?
  152. Low Power Design Suggestion?
  153. HP 6269B 0-40V@0-50A REGULATED DC POWER SUPPLY for DIY amplifier
  154. Need help with 60hz hum/ground loop. Schematic attached.
  155. Sansui AU-6500 died on me :(
  156. Help Needed - Sub Amp Died
  157. PCB layout problems
  158. Vecteur cable designate from an old speaker cable (e. g. for YBA) wanted
  159. Puzzling out of balance problem
  160. I just designed an amplifier to power big speakers with small voltage!
  161. Which NAIM clone
  162. Krell KAV300i and Energy Veritas 2.1 speakers
  163. Bakoon Amplifiers ~ Slipping Under the Radar of DIY Audio.com!!
  164. Schematics for Micromega Tempo 2 amplifier
  165. Schematic needed for Focal 2.150 LE car amplifier
  166. Offset monitoring
  167. Power module for class A single ended amplifier
  168. Help diagnose Rotel RX-304 receiver - right FM channel faint
  169. 400Watt PA "SAFARI"
  170. Thump on power up, pop on power down
  171. Precision Acoustix 250
  172. best practice for grounding components?
  173. using 220v amplifier in car with inverter
  174. How to stop turn on pop noise in speaker
  175. Highest Quality Era? 70s, 80s or 90s?
  176. Cambridge deal
  177. Interesting old amplifier FORD branded ONKYO
  178. Technics SU-V7 - some questions.
  179. LME49830+LatFET, yet another for design review
  180. Turning back to solid state- is it a right outcome for horn speakers?
  181. All Hitachi Lateral Fet amplifier for DIY described by Paul Kemble
  182. Reverseengineering an HK_Ottala
  183. help with phono stage circuit design
  184. Samson SX1200
  185. Suggestions for a low power, 2.1 channel kit/schem?
  186. SPAIN AMP
  187. ceramic capacitor
  188. CFB-CFP amp development
  189. Relationship between Supply (V) & Output (Watts)
  190. DB HPA 3100L Power Amp
  191. Stereo RCA- mono phoenix on amp? Help!
  192. Anyone use this fan to mod the EP4000
  193. Sony TA-VE215 sound cutting
  194. how to get more Bias current from LME49811?
  195. Circuit ID
  196. NAD 3020
  197. Help Needed: Excessive DC Offset/Imbalance - Rotel RB-990BX Power Amp
  198. 32 output devices ffor 60W in Luxman M800A
  199. Sansui AU-217 - Weak Left Channel
  200. unusual amplifier topology jfet
  201. Sansui BA-2000 Powers On But No Sound
  202. Trouble with Aragon 8008bb
  203. Sansui AU-D101
  204. High-voltage-opamp based amplifier
  205. Qtx powered speakers...
  206. Opinions on the eBay amp modules - EBB250
  207. Having some trouble with an overheating amplifier on one channel
  208. Amplifier using mosfet irpf9240 ispf240
  209. Phase Linear 400 VU Meter Connections
  210. Realistic MPA-200 schematic
  211. What Caps To Use?
  212. Class B amp for Heavy Metal guitar
  213. Effective slew rate and output inductors
  214. autotek mean machines 2000wts 4 ch.wont turn on..
  215. OP AMP question
  216. AUDIOLAB 8000 A bias issues
  217. using home amplifier for car
  218. Transformer output on 5-15W Class AB Amp?
  219. speaker coupling and power supply caps
  220. Capacitor condition
  221. Advice on converting Yamaha B4 stereo to monoblock
  222. Separation of amp/pre-amp?
  223. Diff_EQ
  224. Dynamics? how to get very good dynamics
  225. Motional feedback amplifier based on Philips 40 wats amplifier 1970s
  226. on its own ?
  227. I destroyed my NAD 3020i, help guys
  228. Armstrong 525 distortion on one channel
  229. Marantz 2275 vol. pot problems
  230. Main Filter caps upgrade ?
  231. Replace NAD 3020 resistors
  232. Class B wandering toward Class A?
  233. Hiraga le prepre - low Rbb?
  234. Nad 712 heat sink HOT
  235. Vintage Tehnics amp rectifier replacement
  236. Dynaco ST400 came my way!
  237. LME49810 PSpice Model available at TI
  238. I finally made a good working transistor amplifier
  239. Best Amp for 500 or less
  240. To make this amp sound better
  241. AV amp problem
  242. Irf510 mosfet amp
  243. sherwood s9910 schematic needed
  244. See Saw
  245. Interconnect between test gear and amplifiers etc
  246. Op Amp buffer/amplifier, quasi-complementary, need advice.
  247. AIWA AD-WX808 MOTOR
  248. Maplin 150w mosfet amp. bridging?
  249. for ultimate fidelity pushpull or single ended?
  250. weak bass output from adcom gfa 5500

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