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  1. 100W Hi-Fi audio amplifier!
  2. Technics SU-X920D
  3. CROWN POWERTECH 1
  4. 2SK135 - 2SJ50 -12W
  5. What value bypass caps for 1uf, 2.2uf and 3.3uf?
  6. Building A (Poorly Desinged) Symmetrical Emitter Feedback Amplifier
  7. This old amp is good?
  8. Electrolytic Cap can I replace with film
  9. Sub a silicon trans for a germanium
  10. Anybody have a formal loudness circuit?
  11. any question...some questions?
  12. output inductor//resistor placement
  13. some cuestions help!!!
  14. Help! What would be the input inpedance of this input stage?
  15. Parts placement in enclosure tips
  16. Krell FPB200 schematic or service manual anybody please?
  17. LatFET OPS.
  18. Pioneer SX1010 issue
  19. high impedance load
  20. Sony STR-VX750 no audio & no volume control
  21. LM741 :-)
  22. LME49811TB 500W amp module
  23. Son of Ampzilla VI limiters
  24. PCB Layout Process and Guidelines?
  25. QQQ (Quick Quad Question...)
  26. TRACE ELLIOT ...
  27. Phils Amp - Progress?
  28. Mains Hum - Are cheap caps worth it?
  29. standard AB bias heatsinking versus enriched class A
  30. Make your own custom ICs for very cheap !
  31. class A to class AB switch
  32. Quad 405 clone
  33. Guitar Effect pedals input/output specs
  34. FIND: ORIGINAL OBSOLETE TRANSISTORS
  35. Help! I let some magic smoke out :(
  36. L-speed current sea-saw circuit, simpler the better
  37. Thorens Restek.. Vector Pre Amp
  38. connecting two 110v amplifiers in series on 220v mains
  39. Postive output voltage only
  40. emotiva upa2
  41. Super distorted old amplifier problem
  42. Recommend amplifier to build
  43. Transistor case coupling??
  44. Faulty amp?
  45. Nikoo A-300D, recapping dilemma...
  46. L12-2 CFP Output amp 120W*2 8R
  47. SoundTech PowerSource1300 NOISE
  48. Anyone tried the Renardson Output Stage ?
  49. Simple Killer amplifier
  50. Rotel 820AX problem - any known issues?
  51. Cause of extreme voltage swing at turn on
  52. Amplifier testing on PC with DAAS
  53. Wharfedale EVP-15P amplifier fault
  54. Preamp to match Meridian 206 DS cd player
  55. Crown Com-Tech 400 Dead Channel?
  56. CLASS A POWER AMP
  57. Ultimatest Passive Tone Control Network based on James-Baxandall's topology wanted
  58. Adcom GFA-535 Transistor sub
  59. Pioneer A400 transformer
  60. Amplifier volume knob noise
  61. 100W Hi-Fi amplifier-Help!?
  62. Did someone had tested this current feedback power amp ?
  63. Technics SU-V40
  64. opa827 bypassing,pioneer A-8 tone controls
  65. What Degrades Channel Separation in a Stereo Power Amp?
  66. Recommendation for audio amplifier!?
  67. NAD C320 Can the protection be adjusted
  68. transistor help please
  69. NAIM Nait5i V2 transformer voltage
  70. help fixing a tone control circuit
  71. Jeff Rowland Model 7 mk2 bias adjustement
  72. transistor source
  73. Need help repairing Denon AVR 5803
  74. My first designed amp
  75. Hall-effect current sensor for output stage over-current protection
  76. floating supply amp with single supply
  77. WHICH IS BETTER TRANSISTOR MJE340/350 OR BD139/BD140
  78. Circuit Translation Services
  79. Cairn 4807 Integrated Amplifier Schematic/Service Manual wanted
  80. Aragon 4004 slow relay problem
  81. Marshall Amp GR100RCD Transistor Help
  82. Sansui AU-6900 Questions and problems
  83. Thump when switching amplifier on (guitar amp)
  84. Oscillation only at raising slope
  85. Pure Reference Class A Monoblock
  86. Determining current limit
  87. digital amp modelling
  88. Help in improving a Cambridge P500 (more caps)
  89. MC250 Input Section Voltage Question
  90. Need help with Nad 3020A
  91. Jitter or phase noise in LTSPice
  92. The Sisian Amp
  93. Darlington or Sziklai (compound) pair output stages?
  94. Amplifier repair, some pointers please?
  95. Powering A Tough Speaker (Split from Simple Symmetrical Amplifier)
  96. how can the wattage be?
  97. Experience on diy gene kit A-15
  98. Schematic? Mark Levinson No. 33H
  99. marshall mg100 hdfx
  100. Need help please
  101. Op amps and Pass Transistors
  102. 400W Mosfet Amp Problem
  103. Dx line up comparisons and pcb order info?
  104. Sizing output stage
  105. Other interesting electronics forums ?
  106. Peavey repair- change out one of a group of outputs?
  107. TGM4 amplifier
  108. Lateral FET, Folded drivers, Biasing?
  109. Capacitor Replacement Opinions? - Marcof PPA-1h MC Amp
  110. Best place to start with channel stuck in Protect?
  111. Formula for CR Xo pole?
  112. 100W audio ampligfier - schematic!
  113. APEX PA Amp Turn on off mute - need design support against obsolet devices
  114. Tekko scored some transistors!
  115. help repairing JVC A-k11 integr amp
  116. 80W Hybrid Audio Amplifier!
  117. VINTAGE AMPLIFIERS
  118. Rotel RB990BX protection circuit issue
  119. Denon DRA 55 receiver manual request
  120. Confused about input sensitivity
  121. Biasing lateral FET's, component placement
  122. difference between these two amplifiers
  123. NAD 7130
  124. Nakamichi PA5E MK II service manual / schematic
  125. Peplacement for 2N5638 JFET Chopper Transistor ...?
  126. PHASE LINEAR 400 SERIES TWO
  127. to Change tweeter protection device
  128. 2 Signals THD format
  129. Borrowed a friends AMP and now it doesn't work! HELP!
  130. SSA variants and references
  131. SAE 2200. Could use some hints.
  132. Rotel vs NAD
  133. Assistance to improve 100W amplifier!
  134. Pre amp oscillate
  135. capacitor upgrade for Focal 2.150 amplifier
  136. pioneer a-88x recap,what else could be done
  137. Capacitive load testing
  138. Peavey CS 800x power problem
  139. Shunt Current Feedback
  140. Current Source amplifier for low impedance loads
  141. Hafler PC-19C Boards (Someone make a replacement?)
  142. Peavey cs4000 and cs4080....class?
  143. vintage pioneer ad-360 wiring instructions
  144. Need amp with 200 kOhm input impedance
  145. PCB for audio amplifier with TDA7250!
  146. Fairchild A00-6
  147. Problems PS Audio Delta 100
  148. Hopefully an easy one for you...
  149. Deconstructing Rowland 7
  150. 20~50W amp
  151. Replacement of IRF730 for Sonic Frontiers SFL-1
  152. 20watt amplifier
  153. Current mirrors as collector loads in a symmetric amp
  154. Can I? Stereo in > parallel out into 1 speaker?
  155. c3519 and a1386 transistor replacement
  156. Prefered type of amplifier
  157. Some not very happy experience with my used GFA-555 II AMP
  158. How about a JFET input, TUBE VAS+buffer, and MOSFET output?
  159. AVA Insight+ 240
  160. modern incarnations of Hiraga Le Monstre
  161. Noise Reduction Solutions
  162. schematic error
  163. AV400
  164. The double blind auditions thread
  165. Hum (ground loop?) issue when using HT pass through on SDS-254 amp
  166. PCB for QUASI Amplifier for Beginners with changes!?
  167. NAD 2100 protection on!
  168. Trying to add pre out/main in to integrated amplifier. Am I thinking right?
  169. THD measurement in spice
  170. Leach Amp Project
  171. Threshold Fet 2 Series 2 preamp
  172. sony HST-550W service manual question???
  173. NAD T762 - Circuit Diagram - Help!
  174. Another Crescendo ME Problem...
  175. Grundig Console KS 526
  176. Class S
  177. Simple sub amp a 10-year old could build?
  178. Borbely-Lender True Symmetry
  179. Cyrus I (issue 07)
  180. Schematic for audio amps
  181. Coupling cap 360deg phase shift??
  182. very first "blameless" amplifier prior 1969
  183. About optimos pcb
  184. How to simulate an OLG of the TMC amp
  185. NAD 3020 Rebuild - thermal breaker replacement/source?
  186. STK4143 MKII Datasheet
  187. Capacitors for this amp ?????
  188. PSA 150 S (pure sound amplifier)---help needed
  189. Amp is not bi-wired Speakers are :(
  190. pioneer sx 3800
  191. Help with a Hafler amp and AV receiver setup
  192. Krell KMA-100 DC Offset
  193. Headphone amp NE5532
  194. Limit Amplifier
  195. NAD 3100 amplifier tone POTs
  196. need data on ARC 4700 and ARC 4800
  197. Does it matter? (CLG/OLG question)
  198. Heatsinking drivers, do most drivers get very hot?
  199. Can anyone shed some light please?
  200. Is this heatsink suitable for this amp?
  201. At a loss on thins one
  202. MILLER CAPS ...
  203. Diodes instead of or across emitter resistors
  204. Need help with an old amp
  205. B&K AV6000 Sers II Running HOT
  206. How about even simpler with good clean sound?
  207. Biasing Question
  208. Odd regulator for frontend
  209. Rotel RA-312 - only one channel works
  210. Very simple class B amplifier
  211. BSH103 / BSH203 flicker noise corner
  212. Blameless-like amp burnt channel need help to prevent that happening again!
  213. Need meter light alternative for Sunfire Cinema Grands
  214. Aragon 4004 power amp channel imbalance
  215. Transistor switch audio mute
  216. this class a amp is good?
  217. P3A MODIFIED VERSION
  218. Rotel RB-970BX Upgrade?
  219. The most common cause of speaker buzz from an amp?
  220. can my sony amp be tweeked
  221. List of the best sounding amplifiers
  222. 400 WATTS into a 5.25" 45W RMS Speaker ?
  223. Upgrade for TIP35/36 outputs
  224. ohm's issue
  225. TEAC AG-V7700
  226. Technics SU-V7 not functioning
  227. Metempsychosis of a NAD
  228. Capacitor complacency
  229. sink or not ?
  230. Harman Kardon recycle project
  231. Marantz 2220 Right Channel Static
  232. 2 OHMS DRIVING
  233. Need a tough TO-220 Bipolar...
  234. Can a build up of dust effect the operation of a PCB?
  235. Dx hybrid amplifier will be produced soon
  236. 2N2907A instead of BC179
  237. Audioanalyse PA-60 (PA60) Power Amp - where to get Schematic ??
  238. Hafler DH 200 grounding
  239. Cyrus 2 amp distort when crank up volume
  240. Rotel RB-1010 power amp varistor!
  241. Two transformers on one AC plug?
  242. All CFP Non Global Feedback Amplifier
  243. JFET input, MOSFET VAS, VERTICAL output
  244. Should I remove These Caps?
  245. bench testing
  246. Dx Zuper A - a new amplifier to be released in July 17th - 2012
  247. Spice models for 2SD438/2SB560
  248. 2sc1318 transistor source or equivalent?
  249. How to take apart an old Kenwood receiver?
  250. Next Future Amplifier Jfet and Bjt

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