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  1. Determining current limit
  2. digital amp modelling
  3. Help in improving a Cambridge P500 (more caps)
  4. MC250 Input Section Voltage Question
  5. Need help with Nad 3020A
  6. Jitter or phase noise in LTSPice
  7. The Sisian Amp
  8. Darlington or Sziklai (compound) pair output stages?
  9. Amplifier repair, some pointers please?
  10. Powering A Tough Speaker (Split from Simple Symmetrical Amplifier)
  11. how can the wattage be?
  12. Experience on diy gene kit A-15
  13. Schematic? Mark Levinson No. 33H
  14. marshall mg100 hdfx
  15. Need help please
  16. Op amps and Pass Transistors
  17. 400W Mosfet Amp Problem
  18. Dx line up comparisons and pcb order info?
  19. Sizing output stage
  20. Other interesting electronics forums ?
  21. Peavey repair- change out one of a group of outputs?
  22. TGM4 amplifier
  23. Lateral FET, Folded drivers, Biasing?
  24. Capacitor Replacement Opinions? - Marcof PPA-1h MC Amp
  25. Best place to start with channel stuck in Protect?
  26. Formula for CR Xo pole?
  27. 100W audio ampligfier - schematic!
  28. APEX PA Amp Turn on off mute - need design support against obsolet devices
  29. Tekko scored some transistors!
  30. help repairing JVC A-k11 integr amp
  31. 80W Hybrid Audio Amplifier!
  32. VINTAGE AMPLIFIERS
  33. Rotel RB990BX protection circuit issue
  34. Denon DRA 55 receiver manual request
  35. Confused about input sensitivity
  36. Biasing lateral FET's, component placement
  37. difference between these two amplifiers
  38. NAD 7130
  39. Nakamichi PA5E MK II service manual / schematic
  40. Peplacement for 2N5638 JFET Chopper Transistor ...?
  41. PHASE LINEAR 400 SERIES TWO
  42. to Change tweeter protection device
  43. 2 Signals THD format
  44. Borrowed a friends AMP and now it doesn't work! HELP!
  45. SSA variants and references
  46. SAE 2200. Could use some hints.
  47. Rotel vs NAD
  48. Assistance to improve 100W amplifier!
  49. Pre amp oscillate
  50. capacitor upgrade for Focal 2.150 amplifier
  51. pioneer a-88x recap,what else could be done
  52. Capacitive load testing
  53. Peavey CS 800x power problem
  54. Shunt Current Feedback
  55. Current Source amplifier for low impedance loads
  56. Hafler PC-19C Boards (Someone make a replacement?)
  57. Peavey cs4000 and cs4080....class?
  58. vintage pioneer ad-360 wiring instructions
  59. Need amp with 200 kOhm input impedance
  60. PCB for audio amplifier with TDA7250!
  61. Fairchild A00-6
  62. Problems PS Audio Delta 100
  63. Hopefully an easy one for you...
  64. Deconstructing Rowland 7
  65. 20~50W amp
  66. Replacement of IRF730 for Sonic Frontiers SFL-1
  67. 20watt amplifier
  68. Current mirrors as collector loads in a symmetric amp
  69. Can I? Stereo in > parallel out into 1 speaker?
  70. c3519 and a1386 transistor replacement
  71. Prefered type of amplifier
  72. Some not very happy experience with my used GFA-555 II AMP
  73. How about a JFET input, TUBE VAS+buffer, and MOSFET output?
  74. AVA Insight+ 240
  75. modern incarnations of Hiraga Le Monstre
  76. Noise Reduction Solutions
  77. schematic error
  78. AV400
  79. The double blind auditions thread
  80. Hum (ground loop?) issue when using HT pass through on SDS-254 amp
  81. PCB for QUASI Amplifier for Beginners with changes!?
  82. NAD 2100 protection on!
  83. Trying to add pre out/main in to integrated amplifier. Am I thinking right?
  84. THD measurement in spice
  85. Leach Amp Project
  86. Threshold Fet 2 Series 2 preamp
  87. sony HST-550W service manual question???
  88. NAD T762 - Circuit Diagram - Help!
  89. Another Crescendo ME Problem...
  90. Grundig Console KS 526
  91. Class S
  92. Simple sub amp a 10-year old could build?
  93. Borbely-Lender True Symmetry
  94. Cyrus I (issue 07)
  95. Schematic for audio amps
  96. Coupling cap 360deg phase shift??
  97. very first "blameless" amplifier prior 1969
  98. About optimos pcb
  99. How to simulate an OLG of the TMC amp
  100. NAD 3020 Rebuild - thermal breaker replacement/source?
  101. STK4143 MKII Datasheet
  102. Capacitors for this amp ?????
  103. PSA 150 S (pure sound amplifier)---help needed
  104. Amp is not bi-wired Speakers are :(
  105. pioneer sx 3800
  106. Help with a Hafler amp and AV receiver setup
  107. Krell KMA-100 DC Offset
  108. Headphone amp NE5532
  109. Limit Amplifier
  110. NAD 3100 amplifier tone POTs
  111. need data on ARC 4700 and ARC 4800
  112. Does it matter? (CLG/OLG question)
  113. Heatsinking drivers, do most drivers get very hot?
  114. Can anyone shed some light please?
  115. Is this heatsink suitable for this amp?
  116. At a loss on thins one
  117. MILLER CAPS ...
  118. Diodes instead of or across emitter resistors
  119. Need help with an old amp
  120. B&K AV6000 Sers II Running HOT
  121. How about even simpler with good clean sound?
  122. Biasing Question
  123. Odd regulator for frontend
  124. Rotel RA-312 - only one channel works
  125. Very simple class B amplifier
  126. BSH103 / BSH203 flicker noise corner
  127. Blameless-like amp burnt channel need help to prevent that happening again!
  128. Need meter light alternative for Sunfire Cinema Grands
  129. Aragon 4004 power amp channel imbalance
  130. Transistor switch audio mute
  131. this class a amp is good?
  132. P3A MODIFIED VERSION
  133. Rotel RB-970BX Upgrade?
  134. The most common cause of speaker buzz from an amp?
  135. can my sony amp be tweeked
  136. List of the best sounding amplifiers
  137. 400 WATTS into a 5.25" 45W RMS Speaker ?
  138. Upgrade for TIP35/36 outputs
  139. ohm's issue
  140. TEAC AG-V7700
  141. Technics SU-V7 not functioning
  142. Metempsychosis of a NAD
  143. Capacitor complacency
  144. sink or not ?
  145. Harman Kardon recycle project
  146. Marantz 2220 Right Channel Static
  147. 2 OHMS DRIVING
  148. Need a tough TO-220 Bipolar...
  149. Can a build up of dust effect the operation of a PCB?
  150. Dx hybrid amplifier will be produced soon
  151. 2N2907A instead of BC179
  152. Audioanalyse PA-60 (PA60) Power Amp - where to get Schematic ??
  153. Hafler DH 200 grounding
  154. Cyrus 2 amp distort when crank up volume
  155. Rotel RB-1010 power amp varistor!
  156. Two transformers on one AC plug?
  157. All CFP Non Global Feedback Amplifier
  158. JFET input, MOSFET VAS, VERTICAL output
  159. Should I remove These Caps?
  160. bench testing
  161. Dx Zuper A - a new amplifier to be released in July 17th - 2012
  162. Spice models for 2SD438/2SB560
  163. 2sc1318 transistor source or equivalent?
  164. How to take apart an old Kenwood receiver?
  165. Next Future Amplifier Jfet and Bjt
  166. Parallel Thermaltrak with standard bjt of same number?
  167. Phase Splitter
  168. "unfolded diff pair" headphone amp
  169. Heat sink size, Need help in determining.
  170. suggestions for improvement (Old Consumer Amp)
  171. Rail Lifter/Boost Circuit (ala TDA1562q)
  172. Problem with Pioneer QX4000 - have some info and circuit diagram!
  173. A little hum on my subwoofer
  174. BF822/MJE250 substitutes ?
  175. scrape sound in my subwoofer volume
  176. P3A Elliott
  177. Adccom GFA-585 Poping Noise & Blue cable from transformer is not plug in.
  178. Lateral output amp with jfet input
  179. spice model for 2SK711
  180. Info on this pair of A1943/C5200
  181. Which AMP should I use?
  182. Balance Pot Replacement
  183. Transistor Replacement 2N5551
  184. ONE MORE P3A QUESTION
  185. Proton am-30
  186. needed sony transformer specs
  187. I scored an entire 3000pc reel of Genuine Toshiba 2SK117-BL smd fets today!!!
  188. Preamps and line level...
  189. Some help please with Wharfedale 2050A.
  190. Simple Symetrical Amplifier
  191. Samson Servo 550 won't turn on
  192. replacement for 2SC4793 and 2SA1837
  193. Hybrid bright idea
  194. Low power amplifier
  195. Quad 44/405
  196. finding feedback line and gain controlling resistor
  197. How to bias Long tail pair....??
  198. LM3886 driving long cable instability
  199. emitter resistors - how to calculate for discrete opamp.
  200. Rotel RA-870 intermittent channel (simple fix?)
  201. 250W amp with IRFP240 & IRFP9240
  202. Quad 303 IEC power socket upgrade
  203. fixing nad c325bee
  204. Pioneer QX40000 - When replacing bulb, shorted bulb to ground. No now display
  205. Need help for Musical Fidelity B-1 Integrated Amp
  206. Dx Blame MKIII-Hx - Builder's thread
  207. Best Amp for my Speakers
  208. Could you recommend me a SAE technician
  209. Has anyone used this volume control?
  210. Transistors recommended for new designs
  211. Hughes AK-100
  212. Luxman Integrated Amplifier L550 ("L-550") Capacitor Replacement in the Power Supply
  213. Harman Kardon 775 mono amps earthing
  214. Medium power mosfet amp
  215. Adcom GFA 565 Diodes
  216. ADCOM GFA-585 simultaneous distortion alert
  217. Lateral/Vertical mosfet conversion
  218. Yamaha cdx1030 Capacitors
  219. Why a new A/V receiver can not sound as good as a 30-year-old one
  220. Help Identify YAMAHA amp
  221. Need help repairing Yorkville MP6
  222. Parasound Halo A23 problem
  223. vintage amp
  224. rotel michi and atc schematics here...
  225. Hx-Home Edition and Hx Mini Edition will be released December, 24th
  226. Minimizing dc offset in simple amplifiers
  227. Naim Nap 250 (135) specs
  228. current feed back amplifier
  229. Pioneer SX-1250/SX-5590 schematics for repair
  230. Any crazy idea?
  231. ElectroVoice 7300A trouble
  232. Bridge an stereo amplifier to MONO
  233. How to do floating cascode on the P-channel side?
  234. IMPEDANCE MATCHING FOR I/V TRANSFORMER
  235. Preventing bjt breakdown
  236. information requested
  237. Luxman A373 - D375 - T353 Integr. Amp - CD - FM-Tuner
  238. Onkyo M-508 clicking sounds
  239. Bypassing main caps in Hafler DH-200
  240. Help Ampeg SVT-3 Pro
  241. Marantz SR2000 Receiver: Worth saving?
  242. 6 amp circuit one power supply unit advantages/disadvantages
  243. Denon DRA-685 NO POWER
  244. New Hafler DH-200 Board?
  245. Voltage Controlled Signal Amplitude
  246. Audible benefit from higher 'headroom.'
  247. Linx Vega power amp...
  248. Feedback affects Soundstage, Imaging, Transients ?
  249. Carver CT-29v Preamp Service Manual ?
  250. Phase Linear 400 Series Two Blowing fuses

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