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

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