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  1. Event TR6 Power Output Issues
  2. Pioneer sa-610
  3. Crate TX50 schematic
  4. parasound hca 800ii
  5. Draw schematics using your browser and share them
  6. The high slew rate design that time forgot?
  7. Problem with 80W mosfet amplifier - help me please
  8. elctrocompaniet ec 4.7 mkI
  9. Feedback Takeoff Point ?
  10. Adcom GFA-555 + Onkyo TX-NR709 Mute Thump?
  11. Question about Rotel RB-880 amplifier
  12. New amplifier problems
  13. 100W Hi-Fi audio amplifier!
  14. Technics SU-X920D
  15. CROWN POWERTECH 1
  16. 2SK135 - 2SJ50 -12W
  17. What value bypass caps for 1uf, 2.2uf and 3.3uf?
  18. Building A (Poorly Desinged) Symmetrical Emitter Feedback Amplifier
  19. This old amp is good?
  20. Electrolytic Cap can I replace with film
  21. Sub a silicon trans for a germanium
  22. Anybody have a formal loudness circuit?
  23. any question...some questions?
  24. output inductor//resistor placement
  25. some cuestions help!!!
  26. Help! What would be the input inpedance of this input stage?
  27. Parts placement in enclosure tips
  28. Krell FPB200 schematic or service manual anybody please?
  29. LatFET OPS.
  30. Pioneer SX1010 issue
  31. high impedance load
  32. Sony STR-VX750 no audio & no volume control
  33. LM741 :-)
  34. LME49811TB 500W amp module
  35. Son of Ampzilla VI limiters
  36. PCB Layout Process and Guidelines?
  37. QQQ (Quick Quad Question...)
  38. TRACE ELLIOT ...
  39. Phils Amp - Progress?
  40. Mains Hum - Are cheap caps worth it?
  41. standard AB bias heatsinking versus enriched class A
  42. Make your own custom ICs for very cheap !
  43. class A to class AB switch
  44. Quad 405 clone
  45. Guitar Effect pedals input/output specs
  46. FIND: ORIGINAL OBSOLETE TRANSISTORS
  47. Help! I let some magic smoke out :(
  48. L-speed current sea-saw circuit, simpler the better
  49. Thorens Restek.. Vector Pre Amp
  50. connecting two 110v amplifiers in series on 220v mains
  51. Postive output voltage only
  52. emotiva upa2
  53. Super distorted old amplifier problem
  54. Recommend amplifier to build
  55. Transistor case coupling??
  56. Faulty amp?
  57. Nikoo A-300D, recapping dilemma...
  58. L12-2 CFP OUTPUT AMP 120W*2 8R
  59. SoundTech PowerSource1300 NOISE
  60. Anyone tried the Renardson Output Stage ?
  61. Simple Killer amplifier
  62. Rotel 820AX problem - any known issues?
  63. Cause of extreme voltage swing at turn on
  64. Amplifier testing on PC with DAAS
  65. Wharfedale EVP-15P amplifier fault
  66. Preamp to match Meridian 206 DS cd player
  67. Crown Com-Tech 400 Dead Channel?
  68. CLASS A POWER AMP
  69. Ultimatest Passive Tone Control Network based on James-Baxandall's topology wanted
  70. Adcom GFA-535 Transistor sub
  71. Pioneer A400 transformer
  72. Amplifier volume knob noise
  73. 100W Hi-Fi amplifier-Help!?
  74. Did someone had tested this current feedback power amp ?
  75. Technics SU-V40
  76. opa827 bypassing,pioneer A-8 tone controls
  77. What Degrades Channel Separation in a Stereo Power Amp?
  78. Recommendation for audio amplifier!?
  79. NAD C320 Can the protection be adjusted
  80. transistor help please
  81. NAIM Nait5i V2 transformer voltage
  82. help fixing a tone control circuit
  83. Jeff Rowland Model 7 mk2 bias adjustement
  84. transistor source
  85. Need help repairing Denon AVR 5803
  86. My first designed amp
  87. Hall-effect current sensor for output stage over-current protection
  88. floating supply amp with single supply
  89. WHICH IS BETTER TRANSISTOR MJE340/350 OR BD139/BD140
  90. Circuit Translation Services
  91. Cairn 4807 Integrated Amplifier Schematic/Service Manual wanted
  92. Aragon 4004 slow relay problem
  93. Marshall Amp GR100RCD Transistor Help
  94. Sansui AU-6900 Questions and problems
  95. Thump when switching amplifier on (guitar amp)
  96. Oscillation only at raising slope
  97. Pure Reference Class A Monoblock
  98. Determining current limit
  99. digital amp modelling
  100. Help in improving a Cambridge P500 (more caps)
  101. MC250 Input Section Voltage Question
  102. Need help with Nad 3020A
  103. Jitter or phase noise in LTSPice
  104. The Sisian Amp
  105. Darlington or Sziklai (compound) pair output stages?
  106. Amplifier repair, some pointers please?
  107. Powering A Tough Speaker (Split from Simple Symmetrical Amplifier)
  108. how can the wattage be?
  109. Experience on diy gene kit A-15
  110. Schematic? Mark Levinson No. 33H
  111. marshall mg100 hdfx
  112. Need help please
  113. Op amps and Pass Transistors
  114. 400W Mosfet Amp Problem
  115. Dx line up comparisons and pcb order info?
  116. Sizing output stage
  117. Other interesting electronics forums ?
  118. Peavey repair- change out one of a group of outputs?
  119. TGM4 amplifier
  120. Lateral FET, Folded drivers, Biasing?
  121. Capacitor Replacement Opinions? - Marcof PPA-1h MC Amp
  122. Best place to start with channel stuck in Protect?
  123. Formula for CR Xo pole?
  124. 100W audio ampligfier - schematic!
  125. APEX PA Amp Turn on off mute - need design support against obsolet devices
  126. Tekko scored some transistors!
  127. help repairing JVC A-k11 integr amp
  128. 80W Hybrid Audio Amplifier!
  129. VINTAGE AMPLIFIERS
  130. Rotel RB990BX protection circuit issue
  131. Denon DRA 55 receiver manual request
  132. Confused about input sensitivity
  133. Biasing lateral FET's, component placement
  134. difference between these two amplifiers
  135. NAD 7130
  136. Nakamichi PA5E MK II service manual / schematic
  137. Peplacement for 2N5638 JFET Chopper Transistor ...?
  138. PHASE LINEAR 400 SERIES TWO
  139. to Change tweeter protection device
  140. 2 Signals THD format
  141. Borrowed a friends AMP and now it doesn't work! HELP!
  142. SSA variants and references
  143. SAE 2200. Could use some hints.
  144. Rotel vs NAD
  145. Assistance to improve 100W amplifier!
  146. Pre amp oscillate
  147. capacitor upgrade for Focal 2.150 amplifier
  148. pioneer a-88x recap,what else could be done
  149. Capacitive load testing
  150. Peavey CS 800x power problem
  151. Shunt Current Feedback
  152. Current Source amplifier for low impedance loads
  153. Hafler PC-19C Boards (Someone make a replacement?)
  154. Peavey cs4000 and cs4080....class?
  155. vintage pioneer ad-360 wiring instructions
  156. Need amp with 200 kOhm input impedance
  157. PCB for audio amplifier with TDA7250!
  158. Fairchild A00-6
  159. Problems PS Audio Delta 100
  160. Hopefully an easy one for you...
  161. Deconstructing Rowland 7
  162. 20~50W amp
  163. Replacement of IRF730 for Sonic Frontiers SFL-1
  164. 20watt amplifier
  165. Current mirrors as collector loads in a symmetric amp
  166. Can I? Stereo in > parallel out into 1 speaker?
  167. c3519 and a1386 transistor replacement
  168. Prefered type of amplifier
  169. Some not very happy experience with my used GFA-555 II AMP
  170. How about a JFET input, TUBE VAS+buffer, and MOSFET output?
  171. AVA Insight+ 240
  172. modern incarnations of Hiraga Le Monstre
  173. Noise Reduction Solutions
  174. schematic error
  175. AV400
  176. The double blind auditions thread
  177. Hum (ground loop?) issue when using HT pass through on SDS-254 amp
  178. PCB for QUASI Amplifier for Beginners with changes!?
  179. NAD 2100 protection on!
  180. Trying to add pre out/main in to integrated amplifier. Am I thinking right?
  181. THD measurement in spice
  182. Leach Amp Project
  183. Threshold Fet 2 Series 2 preamp
  184. sony HST-550W service manual question???
  185. NAD T762 - Circuit Diagram - Help!
  186. Another Crescendo ME Problem...
  187. Grundig Console KS 526
  188. Class S
  189. Simple sub amp a 10-year old could build?
  190. Borbely-Lender True Symmetry
  191. Cyrus I (issue 07)
  192. Schematic for audio amps
  193. Coupling cap 360deg phase shift??
  194. very first "blameless" amplifier prior 1969
  195. About optimos pcb
  196. How to simulate an OLG of the TMC amp
  197. NAD 3020 Rebuild - thermal breaker replacement/source?
  198. STK4143 MKII Datasheet
  199. Capacitors for this amp ?????
  200. PSA 150 S (pure sound amplifier)---help needed
  201. Amp is not bi-wired Speakers are :(
  202. pioneer sx 3800
  203. Help with a Hafler amp and AV receiver setup
  204. Krell KMA-100 DC Offset
  205. Headphone amp NE5532
  206. Limit Amplifier
  207. NAD 3100 amplifier tone POTs
  208. need data on ARC 4700 and ARC 4800
  209. Does it matter? (CLG/OLG question)
  210. Heatsinking drivers, do most drivers get very hot?
  211. Can anyone shed some light please?
  212. Is this heatsink suitable for this amp?
  213. At a loss on thins one
  214. MILLER CAPS ...
  215. Diodes instead of or across emitter resistors
  216. Need help with an old amp
  217. B&K AV6000 Sers II Running HOT
  218. How about even simpler with good clean sound?
  219. Biasing Question
  220. Odd regulator for frontend
  221. Rotel RA-312 - only one channel works
  222. Very simple class B amplifier
  223. BSH103 / BSH203 flicker noise corner
  224. Blameless-like amp burnt channel need help to prevent that happening again!
  225. Need meter light alternative for Sunfire Cinema Grands
  226. Aragon 4004 power amp channel imbalance
  227. Transistor switch audio mute
  228. this class a amp is good?
  229. P3A MODIFIED VERSION
  230. Rotel RB-970BX Upgrade?
  231. The most common cause of speaker buzz from an amp?
  232. can my sony amp be tweeked
  233. List of the best sounding amplifiers
  234. 400 WATTS into a 5.25" 45W RMS Speaker ?
  235. Upgrade for TIP35/36 outputs
  236. ohm's issue
  237. TEAC AG-V7700
  238. Technics SU-V7 not functioning
  239. Metempsychosis of a NAD
  240. Capacitor complacency
  241. sink or not ?
  242. Harman Kardon recycle project
  243. Marantz 2220 Right Channel Static
  244. 2 OHMS DRIVING
  245. Need a tough TO-220 Bipolar...
  246. Can a build up of dust effect the operation of a PCB?
  247. Dx hybrid amplifier will be produced soon
  248. 2N2907A instead of BC179
  249. Audioanalyse PA-60 (PA60) Power Amp - where to get Schematic ??
  250. Hafler DH 200 grounding

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