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  1. Crown XLS 602
  2. Newer = Better?
  3. Adcom GFP-565 - Just in Case......
  4. LM4562 opamp crackling when trying to drive headphones.
  5. The mu-amp revisited
  6. Small earth hum, what could be a possible cause?
  7. Emotiva XPA-3
  8. Help for PCB for PWM controler
  9. SMPS for Class A amp?
  10. AF filter using opamps - substitution of opamps
  11. Amplifier for driver... what class?
  12. schematic of Phonic PWA 2200 power amp?
  13. Another... Which amp should I build?
  14. Pop to speakers when power strip is shut off
  15. DC Filter against humming Toroidals - Summary of the most interesting Comments
  16. Indirect feedback with FETs
  17. Help with JFET buffer!
  18. Simple BUF634 buffer schematic?
  19. PSS audio Essence 308 Amp.
  20. Arcam Alpha 3
  21. Audiolab 8000P Power Amp
  22. Custom Transistors
  23. Is Tony Brady still here - looking for Onix Info
  24. Look what I just bought--FOUR Marantz MA-24s.
  25. Shunt Regulated JLH
  26. Hi-Fidelity PA Amp out there?
  27. Symasym done differently, clean Hi Fi amplifier P12W4R
  28. a musical universal solution
  29. sony ta-f444es tweeks
  30. Cleaning dust from old amp - advice please.
  31. The missing piece, any ideas?
  32. behringer powered speaker
  33. Powered speaker: Sound decays in 2 seconds
  34. input of stomp boxes
  35. 100watt MOSFET Power Amplifier
  36. LJM-L10 supply question
  37. SANSUI 2301
  38. LSK389, LSK170, LSK174
  39. What's your thought about used components?
  40. Help modifying a 2-way amp
  41. mixed (lateral + vertical) MOSFET paralelling
  42. Altec 9440A - cloning best solid state amp ever
  43. Adcom GFA-555 Leaky Power Caps?
  44. Definitives
  45. McIntosh MA7000 overhiting
  46. Nikko Beta 20 preamp
  47. jFET amp with current NFB
  48. Dual-jFET 2SK146 and two single jFETs 2SK147 in parallel Operation in Luxman's L550
  49. pre/amp . compat or not
  50. Need A5 Schematic
  51. diy short circuit protection
  52. Repairing a Rega Elex Integrated Amplifier
  53. Seeking NOS 2SK162
  54. Class A Kits
  55. LM317 for output stage
  56. A simple quasi-complementary 50 watts amp
  57. Leach Capacitor Upgrade
  58. Bored....what to do with all these old parts in the junk box?!
  59. Amp to power 1x15", 4x5" & 2xTweeter
  60. Quad 405 cheap kits on ebay
  61. Best source or replacement for KTA1700/KTC2800 transistors?
  62. tranformer noise
  63. Can anyone ID this rather unhealthy noise coming from my amp?
  64. JBL 6290 amplifier mods on Pcb
  65. Learning Repair Need Help With Sub Amp
  66. Cause of dc thump at turn on
  67. NAD 3020A transistors heating up.
  68. 2SA1024/2SC3206 substitution sugestion
  69. No - feedback amplifier
  70. Technics SU-V7
  71. Denon PMA-860 schematic/service manual
  72. ultra low noise low distortion preamplifier needed
  73. Easiest/Economical way to build multichannel Class A/B amp? Suggestions Welcome
  74. build a simple yet effective volume control (attenuation) of analog ?
  75. Krill output stage + tube preamp
  76. Elkatone Amp with problems
  77. No Power on High Side Bias Com-Tech 400
  78. Old amp, power out and fault?
  79. NAD 3020A Muting circuit??
  80. Wanted: Behringer Europower EP2500 Schematics
  81. Circuit or project for an active filter for subwoofer
  82. why isnt my amp doing what its supposed to.
  83. Yamaha PD2500
  84. audiolab 8000
  85. Improved 2W current sources (II)
  86. Bridge amp with LM833 and BD139/BD140 problems - please help.
  87. Linn LK85 (LK-85) and LK140 (LK-140) schematic needed
  88. Microphone wiretapping, for further distance
  89. Where do I plug this into!? Help! ?Heat Sink?
  90. LME 49810 with NMOS output stage 1000W @ 4 OHM
  91. Solid state tutorial
  92. Amplifier burning resistor.
  93. Pioneer SA7300 amp
  94. Massive High Power Solid State Integrated Amplifiers - Overview wanted
  95. Replace a '80 Class A stereo with a Class T/D
  96. PS Audio Delta 100
  97. Output transistor suggestions for McIntosh MC2105
  98. Easy to do audio Hi Fi amplifier P16W2R
  99. NORTON KP600
  100. How to reduce the gain of the symasym 5_3?
  101. TGM5 - all-BJT Simple Symmetric Amplifier
  102. Why 3 dB?
  103. Dirty connections in Technics su-v7
  104. Super clean audio amplifier P8W4R
  105. "The Wire AMP" Class A/AB Power Amplifier based on the LME49830 with Lateral Mosfets
  106. Improving clipping
  107. Parallel Lateral FETs
  108. Need chassis case for new amp!!!
  109. Hartke Series 2000 Bass amplifier. Schematic request
  110. Alluminium chassis where I can buy it
  111. Self load invariant supply voltage
  112. JVC A-K300B stereo receiver
  113. P.L. Taylor "Audio power amplifier" 1973 anyone have article?
  114. Lateral FET current limiting
  115. Nishiki Amplifier with 2SC5200
  116. SIMPLE BUT EFICIENT AUDIO AMPLIFIER !
  117. Oh Shoot! Did I Kill a Channel?
  118. Marantz SR8200
  119. Feedback Wanted - Hantek USB Oscilloscopes
  120. Diamond Buffer /w "bootstrapped power supply"
  121. hard to find!!!
  122. transistor mounting technique ? Heatsink
  123. Comment on the schematic
  124. V-out DAC directly into power output stage (like an F4)?
  125. 100 Watt Class A Power Amp
  126. Metal Film or Carbon Film Resistors in Marcof PPA-1h ??
  127. PL 700 Series II went psycho!
  128. SEC DIY 2011 Speaker Show!
  129. 500W 2sk135, 2sj50 amplifier
  130. Grounding on single rail ? (building aspect)
  131. Audio Inovative Ideas and More ...
  132. Marshall 8100 valvestate tube problem help
  133. Identifying the stages of an amplifier (understanding)
  134. Post mortem of an ESI nEar 05 studio monitor with pictures
  135. What is this?
  136. Event TR6 Power Output Issues
  137. Pioneer sa-610
  138. Crate TX50 schematic
  139. parasound hca 800ii
  140. Draw schematics using your browser and share them
  141. The high slew rate design that time forgot?
  142. Problem with 80W mosfet amplifier - help me please
  143. elctrocompaniet ec 4.7 mkI
  144. Feedback Takeoff Point ?
  145. Adcom GFA-555 + Onkyo TX-NR709 Mute Thump?
  146. Question about Rotel RB-880 amplifier
  147. New amplifier problems
  148. 100W Hi-Fi audio amplifier!
  149. Technics SU-X920D
  150. CROWN POWERTECH 1
  151. 2SK135 - 2SJ50 -12W
  152. What value bypass caps for 1uf, 2.2uf and 3.3uf?
  153. Building A (Poorly Desinged) Symmetrical Emitter Feedback Amplifier
  154. This old amp is good?
  155. Electrolytic Cap can I replace with film
  156. Sub a silicon trans for a germanium
  157. Anybody have a formal loudness circuit?
  158. any question...some questions?
  159. output inductor//resistor placement
  160. some cuestions help!!!
  161. Help! What would be the input inpedance of this input stage?
  162. Parts placement in enclosure tips
  163. Krell FPB200 schematic or service manual anybody please?
  164. LatFET OPS.
  165. Pioneer SX1010 issue
  166. high impedance load
  167. Sony STR-VX750 no audio & no volume control
  168. LM741 :-)
  169. LME49811TB 500W amp module
  170. Son of Ampzilla VI limiters
  171. PCB Layout Process and Guidelines?
  172. QQQ (Quick Quad Question...)
  173. TRACE ELLIOT ...
  174. Phils Amp - Progress?
  175. Mains Hum - Are cheap caps worth it?
  176. standard AB bias heatsinking versus enriched class A
  177. Make your own custom ICs for very cheap !
  178. class A to class AB switch
  179. Quad 405 clone
  180. Guitar Effect pedals input/output specs
  181. FIND: ORIGINAL OBSOLETE TRANSISTORS
  182. Help! I let some magic smoke out :(
  183. L-speed current sea-saw circuit, simpler the better
  184. Thorens Restek.. Vector Pre Amp
  185. connecting two 110v amplifiers in series on 220v mains
  186. Postive output voltage only
  187. emotiva upa2
  188. Super distorted old amplifier problem
  189. Recommend amplifier to build
  190. Transistor case coupling??
  191. Faulty amp?
  192. Nikoo A-300D, recapping dilemma...
  193. L12-2 CFP OUTPUT AMP 120W*2 8R
  194. SoundTech PowerSource1300 NOISE
  195. Anyone tried the Renardson Output Stage ?
  196. Simple Killer amplifier
  197. Rotel 820AX problem - any known issues?
  198. Cause of extreme voltage swing at turn on
  199. Amplifier testing on PC with DAAS
  200. Wharfedale EVP-15P amplifier fault
  201. Preamp to match Meridian 206 DS cd player
  202. Crown Com-Tech 400 Dead Channel?
  203. CLASS A POWER AMP
  204. Ultimatest Passive Tone Control Network based on James-Baxandall's topology wanted
  205. Adcom GFA-535 Transistor sub
  206. Pioneer A400 transformer
  207. Amplifier volume knob noise
  208. 100W Hi-Fi amplifier-Help!?
  209. Did someone had tested this current feedback power amp ?
  210. Technics SU-V40
  211. opa827 bypassing,pioneer A-8 tone controls
  212. What Degrades Channel Separation in a Stereo Power Amp?
  213. Recommendation for audio amplifier!?
  214. NAD C320 Can the protection be adjusted
  215. transistor help please
  216. NAIM Nait5i V2 transformer voltage
  217. help fixing a tone control circuit
  218. Jeff Rowland Model 7 mk2 bias adjustement
  219. transistor source
  220. Need help repairing Denon AVR 5803
  221. My first designed amp
  222. Hall-effect current sensor for output stage over-current protection
  223. floating supply amp with single supply
  224. WHICH IS BETTER TRANSISTOR MJE340/350 OR BD139/BD140
  225. Circuit Translation Services
  226. Cairn 4807 Integrated Amplifier Schematic/Service Manual wanted
  227. Aragon 4004 slow relay problem
  228. Marshall Amp GR100RCD Transistor Help
  229. Sansui AU-6900 Questions and problems
  230. Thump when switching amplifier on (guitar amp)
  231. Oscillation only at raising slope
  232. Pure Reference Class A Monoblock
  233. Determining current limit
  234. digital amp modelling
  235. Help in improving a Cambridge P500 (more caps)
  236. MC250 Input Section Voltage Question
  237. Need help with Nad 3020A
  238. Jitter or phase noise in LTSPice
  239. The Sisian Amp
  240. Darlington or Sziklai (compound) pair output stages?
  241. Amplifier repair, some pointers please?
  242. Powering A Tough Speaker (Split from Simple Symmetrical Amplifier)
  243. how can the wattage be?
  244. Experience on diy gene kit A-15
  245. Schematic? Mark Levinson No. 33H
  246. marshall mg100 hdfx
  247. Need help please
  248. Op amps and Pass Transistors
  249. 400W Mosfet Amp Problem
  250. Dx line up comparisons and pcb order info?

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