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  1. P.L. Taylor "Audio power amplifier" 1973 anyone have article?
  2. Lateral FET current limiting
  3. Nishiki Amplifier with 2SC5200
  4. SIMPLE BUT EFICIENT AUDIO AMPLIFIER !
  5. Oh Shoot! Did I Kill a Channel?
  6. Marantz SR8200
  7. Feedback Wanted - Hantek USB Oscilloscopes
  8. Diamond Buffer /w "bootstrapped power supply"
  9. hard to find!!!
  10. transistor mounting technique ? Heatsink
  11. Comment on the schematic
  12. V-out DAC directly into power output stage (like an F4)?
  13. 100 Watt Class A Power Amp
  14. Metal Film or Carbon Film Resistors in Marcof PPA-1h ??
  15. PL 700 Series II went psycho!
  16. SEC DIY 2011 Speaker Show!
  17. 500W 2sk135, 2sj50 amplifier
  18. Grounding on single rail ? (building aspect)
  19. Audio Inovative Ideas and More ...
  20. Marshall 8100 valvestate tube problem help
  21. Identifying the stages of an amplifier (understanding)
  22. Post mortem of an ESI nEar 05 studio monitor with pictures
  23. What is this?
  24. Event TR6 Power Output Issues
  25. Pioneer sa-610
  26. Crate TX50 schematic
  27. parasound hca 800ii
  28. Draw schematics using your browser and share them
  29. The high slew rate design that time forgot?
  30. Problem with 80W mosfet amplifier - help me please
  31. elctrocompaniet ec 4.7 mkI
  32. Feedback Takeoff Point ?
  33. Adcom GFA-555 + Onkyo TX-NR709 Mute Thump?
  34. Question about Rotel RB-880 amplifier
  35. New amplifier problems
  36. 100W Hi-Fi audio amplifier!
  37. Technics SU-X920D
  38. CROWN POWERTECH 1
  39. 2SK135 - 2SJ50 -12W
  40. What value bypass caps for 1uf, 2.2uf and 3.3uf?
  41. Building A (Poorly Desinged) Symmetrical Emitter Feedback Amplifier
  42. This old amp is good?
  43. Electrolytic Cap can I replace with film
  44. Sub a silicon trans for a germanium
  45. Anybody have a formal loudness circuit?
  46. any question...some questions?
  47. output inductor//resistor placement
  48. some cuestions help!!!
  49. Help! What would be the input inpedance of this input stage?
  50. Parts placement in enclosure tips
  51. Krell FPB200 schematic or service manual anybody please?
  52. LatFET OPS.
  53. Pioneer SX1010 issue
  54. high impedance load
  55. Sony STR-VX750 no audio & no volume control
  56. LM741 :-)
  57. LME49811TB 500W amp module
  58. Son of Ampzilla VI limiters
  59. PCB Layout Process and Guidelines?
  60. QQQ (Quick Quad Question...)
  61. TRACE ELLIOT ...
  62. Phils Amp - Progress?
  63. Mains Hum - Are cheap caps worth it?
  64. standard AB bias heatsinking versus enriched class A
  65. Make your own custom ICs for very cheap !
  66. class A to class AB switch
  67. Quad 405 clone
  68. Guitar Effect pedals input/output specs
  69. FIND: ORIGINAL OBSOLETE TRANSISTORS
  70. Help! I let some magic smoke out :(
  71. L-speed current sea-saw circuit, simpler the better
  72. Thorens Restek.. Vector Pre Amp
  73. connecting two 110v amplifiers in series on 220v mains
  74. Postive output voltage only
  75. emotiva upa2
  76. Super distorted old amplifier problem
  77. Recommend amplifier to build
  78. Transistor case coupling??
  79. Faulty amp?
  80. Nikoo A-300D, recapping dilemma...
  81. L12-2 CFP OUTPUT AMP 120W*2 8R
  82. SoundTech PowerSource1300 NOISE
  83. Anyone tried the Renardson Output Stage ?
  84. Simple Killer amplifier
  85. Rotel 820AX problem - any known issues?
  86. Cause of extreme voltage swing at turn on
  87. Amplifier testing on PC with DAAS
  88. Wharfedale EVP-15P amplifier fault
  89. Preamp to match Meridian 206 DS cd player
  90. Crown Com-Tech 400 Dead Channel?
  91. CLASS A POWER AMP
  92. Ultimatest Passive Tone Control Network based on James-Baxandall's topology wanted
  93. Adcom GFA-535 Transistor sub
  94. Pioneer A400 transformer
  95. Amplifier volume knob noise
  96. 100W Hi-Fi amplifier-Help!?
  97. Did someone had tested this current feedback power amp ?
  98. Technics SU-V40
  99. opa827 bypassing,pioneer A-8 tone controls
  100. What Degrades Channel Separation in a Stereo Power Amp?
  101. Recommendation for audio amplifier!?
  102. NAD C320 Can the protection be adjusted
  103. transistor help please
  104. NAIM Nait5i V2 transformer voltage
  105. help fixing a tone control circuit
  106. Jeff Rowland Model 7 mk2 bias adjustement
  107. transistor source
  108. Need help repairing Denon AVR 5803
  109. My first designed amp
  110. Hall-effect current sensor for output stage over-current protection
  111. floating supply amp with single supply
  112. WHICH IS BETTER TRANSISTOR MJE340/350 OR BD139/BD140
  113. Circuit Translation Services
  114. Cairn 4807 Integrated Amplifier Schematic/Service Manual wanted
  115. Aragon 4004 slow relay problem
  116. Marshall Amp GR100RCD Transistor Help
  117. Sansui AU-6900 Questions and problems
  118. Thump when switching amplifier on (guitar amp)
  119. Oscillation only at raising slope
  120. Pure Reference Class A Monoblock
  121. Determining current limit
  122. digital amp modelling
  123. Help in improving a Cambridge P500 (more caps)
  124. MC250 Input Section Voltage Question
  125. Need help with Nad 3020A
  126. Jitter or phase noise in LTSPice
  127. The Sisian Amp
  128. Darlington or Sziklai (compound) pair output stages?
  129. Amplifier repair, some pointers please?
  130. Powering A Tough Speaker (Split from Simple Symmetrical Amplifier)
  131. how can the wattage be?
  132. Experience on diy gene kit A-15
  133. Schematic? Mark Levinson No. 33H
  134. marshall mg100 hdfx
  135. Need help please
  136. Op amps and Pass Transistors
  137. 400W Mosfet Amp Problem
  138. Dx line up comparisons and pcb order info?
  139. Sizing output stage
  140. Other interesting electronics forums ?
  141. Peavey repair- change out one of a group of outputs?
  142. TGM4 amplifier
  143. Lateral FET, Folded drivers, Biasing?
  144. Capacitor Replacement Opinions? - Marcof PPA-1h MC Amp
  145. Best place to start with channel stuck in Protect?
  146. Formula for CR Xo pole?
  147. 100W audio ampligfier - schematic!
  148. APEX PA Amp Turn on off mute - need design support against obsolet devices
  149. Tekko scored some transistors!
  150. help repairing JVC A-k11 integr amp
  151. 80W Hybrid Audio Amplifier!
  152. VINTAGE AMPLIFIERS
  153. Rotel RB990BX protection circuit issue
  154. Denon DRA 55 receiver manual request
  155. Confused about input sensitivity
  156. Biasing lateral FET's, component placement
  157. difference between these two amplifiers
  158. NAD 7130
  159. Nakamichi PA5E MK II service manual / schematic
  160. Peplacement for 2N5638 JFET Chopper Transistor ...?
  161. PHASE LINEAR 400 SERIES TWO
  162. to Change tweeter protection device
  163. 2 Signals THD format
  164. Borrowed a friends AMP and now it doesn't work! HELP!
  165. SSA variants and references
  166. SAE 2200. Could use some hints.
  167. Rotel vs NAD
  168. Assistance to improve 100W amplifier!
  169. Pre amp oscillate
  170. capacitor upgrade for Focal 2.150 amplifier
  171. pioneer a-88x recap,what else could be done
  172. Capacitive load testing
  173. Peavey CS 800x power problem
  174. Shunt Current Feedback
  175. Current Source amplifier for low impedance loads
  176. Hafler PC-19C Boards (Someone make a replacement?)
  177. Peavey cs4000 and cs4080....class?
  178. vintage pioneer ad-360 wiring instructions
  179. Need amp with 200 kOhm input impedance
  180. PCB for audio amplifier with TDA7250!
  181. Fairchild A00-6
  182. Problems PS Audio Delta 100
  183. Hopefully an easy one for you...
  184. Deconstructing Rowland 7
  185. 20~50W amp
  186. Replacement of IRF730 for Sonic Frontiers SFL-1
  187. 20watt amplifier
  188. Current mirrors as collector loads in a symmetric amp
  189. Can I? Stereo in > parallel out into 1 speaker?
  190. c3519 and a1386 transistor replacement
  191. Prefered type of amplifier
  192. Some not very happy experience with my used GFA-555 II AMP
  193. How about a JFET input, TUBE VAS+buffer, and MOSFET output?
  194. AVA Insight+ 240
  195. modern incarnations of Hiraga Le Monstre
  196. Noise Reduction Solutions
  197. schematic error
  198. AV400
  199. The double blind auditions thread
  200. Hum (ground loop?) issue when using HT pass through on SDS-254 amp
  201. PCB for QUASI Amplifier for Beginners with changes!?
  202. NAD 2100 protection on!
  203. Trying to add pre out/main in to integrated amplifier. Am I thinking right?
  204. THD measurement in spice
  205. Leach Amp Project
  206. Threshold Fet 2 Series 2 preamp
  207. sony HST-550W service manual question???
  208. NAD T762 - Circuit Diagram - Help!
  209. Another Crescendo ME Problem...
  210. Grundig Console KS 526
  211. Class S
  212. Simple sub amp a 10-year old could build?
  213. Borbely-Lender True Symmetry
  214. Cyrus I (issue 07)
  215. Schematic for audio amps
  216. Coupling cap 360deg phase shift??
  217. very first "blameless" amplifier prior 1969
  218. About optimos pcb
  219. How to simulate an OLG of the TMC amp
  220. NAD 3020 Rebuild - thermal breaker replacement/source?
  221. STK4143 MKII Datasheet
  222. Capacitors for this amp ?????
  223. PSA 150 S (pure sound amplifier)---help needed
  224. Amp is not bi-wired Speakers are :(
  225. pioneer sx 3800
  226. Help with a Hafler amp and AV receiver setup
  227. Krell KMA-100 DC Offset
  228. Headphone amp NE5532
  229. Limit Amplifier
  230. NAD 3100 amplifier tone POTs
  231. need data on ARC 4700 and ARC 4800
  232. Does it matter? (CLG/OLG question)
  233. Heatsinking drivers, do most drivers get very hot?
  234. Can anyone shed some light please?
  235. Is this heatsink suitable for this amp?
  236. At a loss on thins one
  237. MILLER CAPS ...
  238. Diodes instead of or across emitter resistors
  239. Need help with an old amp
  240. B&K AV6000 Sers II Running HOT
  241. How about even simpler with good clean sound?
  242. Biasing Question
  243. Odd regulator for frontend
  244. Rotel RA-312 - only one channel works
  245. Very simple class B amplifier
  246. BSH103 / BSH203 flicker noise corner
  247. Blameless-like amp burnt channel need help to prevent that happening again!
  248. Need meter light alternative for Sunfire Cinema Grands
  249. Aragon 4004 power amp channel imbalance
  250. Transistor switch audio mute

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