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  1. marshall mg100 hdfx
  2. Need help please
  3. Op amps and Pass Transistors
  4. 400W Mosfet Amp Problem
  5. Dx line up comparisons and pcb order info?
  6. Sizing output stage
  7. Other interesting electronics forums ?
  8. Peavey repair- change out one of a group of outputs?
  9. TGM4 amplifier
  10. Lateral FET, Folded drivers, Biasing?
  11. Capacitor Replacement Opinions? - Marcof PPA-1h MC Amp
  12. Best place to start with channel stuck in Protect?
  13. Formula for CR Xo pole?
  14. 100W audio ampligfier - schematic!
  15. APEX PA Amp Turn on off mute - need design support against obsolet devices
  16. Tekko scored some transistors!
  17. help repairing JVC A-k11 integr amp
  18. 80W Hybrid Audio Amplifier!
  19. VINTAGE AMPLIFIERS
  20. Rotel RB990BX protection circuit issue
  21. Denon DRA 55 receiver manual request
  22. Confused about input sensitivity
  23. Biasing lateral FET's, component placement
  24. difference between these two amplifiers
  25. NAD 7130
  26. Nakamichi PA5E MK II service manual / schematic
  27. Peplacement for 2N5638 JFET Chopper Transistor ...?
  28. PHASE LINEAR 400 SERIES TWO
  29. to Change tweeter protection device
  30. 2 Signals THD format
  31. Borrowed a friends AMP and now it doesn't work! HELP!
  32. SSA variants and references
  33. SAE 2200. Could use some hints.
  34. Rotel vs NAD
  35. Assistance to improve 100W amplifier!
  36. Pre amp oscillate
  37. capacitor upgrade for Focal 2.150 amplifier
  38. pioneer a-88x recap,what else could be done
  39. Capacitive load testing
  40. Peavey CS 800x power problem
  41. Shunt Current Feedback
  42. Current Source amplifier for low impedance loads
  43. Hafler PC-19C Boards (Someone make a replacement?)
  44. Peavey cs4000 and cs4080....class?
  45. vintage pioneer ad-360 wiring instructions
  46. Need amp with 200 kOhm input impedance
  47. PCB for audio amplifier with TDA7250!
  48. Fairchild A00-6
  49. Problems PS Audio Delta 100
  50. Hopefully an easy one for you...
  51. Deconstructing Rowland 7
  52. 20~50W amp
  53. Replacement of IRF730 for Sonic Frontiers SFL-1
  54. 20watt amplifier
  55. Current mirrors as collector loads in a symmetric amp
  56. Can I? Stereo in > parallel out into 1 speaker?
  57. c3519 and a1386 transistor replacement
  58. Prefered type of amplifier
  59. Some not very happy experience with my used GFA-555 II AMP
  60. How about a JFET input, TUBE VAS+buffer, and MOSFET output?
  61. AVA Insight+ 240
  62. modern incarnations of Hiraga Le Monstre
  63. Noise Reduction Solutions
  64. schematic error
  65. AV400
  66. The double blind auditions thread
  67. Hum (ground loop?) issue when using HT pass through on SDS-254 amp
  68. PCB for QUASI Amplifier for Beginners with changes!?
  69. NAD 2100 protection on!
  70. Trying to add pre out/main in to integrated amplifier. Am I thinking right?
  71. THD measurement in spice
  72. Leach Amp Project
  73. Threshold Fet 2 Series 2 preamp
  74. sony HST-550W service manual question???
  75. NAD T762 - Circuit Diagram - Help!
  76. Another Crescendo ME Problem...
  77. Grundig Console KS 526
  78. Class S
  79. Simple sub amp a 10-year old could build?
  80. Borbely-Lender True Symmetry
  81. Cyrus I (issue 07)
  82. Schematic for audio amps
  83. Coupling cap 360deg phase shift??
  84. very first "blameless" amplifier prior 1969
  85. About optimos pcb
  86. How to simulate an OLG of the TMC amp
  87. NAD 3020 Rebuild - thermal breaker replacement/source?
  88. STK4143 MKII Datasheet
  89. Capacitors for this amp ?????
  90. PSA 150 S (pure sound amplifier)---help needed
  91. Amp is not bi-wired Speakers are :(
  92. pioneer sx 3800
  93. Help with a Hafler amp and AV receiver setup
  94. Krell KMA-100 DC Offset
  95. Headphone amp NE5532
  96. Limit Amplifier
  97. NAD 3100 amplifier tone POTs
  98. need data on ARC 4700 and ARC 4800
  99. Does it matter? (CLG/OLG question)
  100. Heatsinking drivers, do most drivers get very hot?
  101. Can anyone shed some light please?
  102. Is this heatsink suitable for this amp?
  103. At a loss on thins one
  104. MILLER CAPS ...
  105. Diodes instead of or across emitter resistors
  106. Need help with an old amp
  107. B&K AV6000 Sers II Running HOT
  108. How about even simpler with good clean sound?
  109. Biasing Question
  110. Odd regulator for frontend
  111. Rotel RA-312 - only one channel works
  112. Very simple class B amplifier
  113. BSH103 / BSH203 flicker noise corner
  114. Blameless-like amp burnt channel need help to prevent that happening again!
  115. Need meter light alternative for Sunfire Cinema Grands
  116. Aragon 4004 power amp channel imbalance
  117. Transistor switch audio mute
  118. this class a amp is good?
  119. P3A MODIFIED VERSION
  120. Rotel RB-970BX Upgrade?
  121. The most common cause of speaker buzz from an amp?
  122. can my sony amp be tweeked
  123. List of the best sounding amplifiers
  124. 400 WATTS into a 5.25" 45W RMS Speaker ?
  125. Upgrade for TIP35/36 outputs
  126. ohm's issue
  127. TEAC AG-V7700
  128. Technics SU-V7 not functioning
  129. Metempsychosis of a NAD
  130. Capacitor complacency
  131. sink or not ?
  132. Harman Kardon recycle project
  133. Marantz 2220 Right Channel Static
  134. 2 OHMS DRIVING
  135. Need a tough TO-220 Bipolar...
  136. Can a build up of dust effect the operation of a PCB?
  137. Dx hybrid amplifier will be produced soon
  138. 2N2907A instead of BC179
  139. Audioanalyse PA-60 (PA60) Power Amp - where to get Schematic ??
  140. Hafler DH 200 grounding
  141. Cyrus 2 amp distort when crank up volume
  142. Rotel RB-1010 power amp varistor!
  143. Two transformers on one AC plug?
  144. All CFP Non Global Feedback Amplifier
  145. JFET input, MOSFET VAS, VERTICAL output
  146. Should I remove These Caps?
  147. bench testing
  148. Dx Zuper A - a new amplifier to be released in July 17th - 2012
  149. Spice models for 2SD438/2SB560
  150. 2sc1318 transistor source or equivalent?
  151. How to take apart an old Kenwood receiver?
  152. Next Future Amplifier Jfet and Bjt
  153. Parallel Thermaltrak with standard bjt of same number?
  154. Phase Splitter
  155. "unfolded diff pair" headphone amp
  156. Heat sink size, Need help in determining.
  157. suggestions for improvement (Old Consumer Amp)
  158. Rail Lifter/Boost Circuit (ala TDA1562q)
  159. Problem with Pioneer QX4000 - have some info and circuit diagram!
  160. A little hum on my subwoofer
  161. BF822/MJE250 substitutes ?
  162. scrape sound in my subwoofer volume
  163. P3A Elliott
  164. Adccom GFA-585 Poping Noise & Blue cable from transformer is not plug in.
  165. Lateral output amp with jfet input
  166. spice model for 2SK711
  167. Info on this pair of A1943/C5200
  168. Which AMP should I use?
  169. Balance Pot Replacement
  170. Transistor Replacement 2N5551
  171. ONE MORE P3A QUESTION
  172. Proton am-30
  173. needed sony transformer specs
  174. I scored an entire 3000pc reel of Genuine Toshiba 2SK117-BL smd fets today!!!
  175. Preamps and line level...
  176. Some help please with Wharfedale 2050A.
  177. Simple Symetrical Amplifier
  178. Samson Servo 550 won't turn on
  179. replacement for 2SC4793 and 2SA1837
  180. Hybrid bright idea
  181. Low power amplifier
  182. Quad 44/405
  183. finding feedback line and gain controlling resistor
  184. How to bias Long tail pair....??
  185. LM3886 driving long cable instability
  186. emitter resistors - how to calculate for discrete opamp.
  187. Rotel RA-870 intermittent channel (simple fix?)
  188. 250W amp with IRFP240 & IRFP9240
  189. Quad 303 IEC power socket upgrade
  190. fixing nad c325bee
  191. Pioneer QX40000 - When replacing bulb, shorted bulb to ground. No now display
  192. Need help for Musical Fidelity B-1 Integrated Amp
  193. Dx Blame MKIII-Hx - Builder's thread
  194. Best Amp for my Speakers
  195. Could you recommend me a SAE technician
  196. Has anyone used this volume control?
  197. Transistors recommended for new designs
  198. Hughes AK-100
  199. Luxman Integrated Amplifier L550 ("L-550") Capacitor Replacement in the Power Supply
  200. Harman Kardon 775 mono amps earthing
  201. Medium power mosfet amp
  202. Adcom GFA 565 Diodes
  203. ADCOM GFA-585 simultaneous distortion alert
  204. Lateral/Vertical mosfet conversion
  205. Yamaha cdx1030 Capacitors
  206. Why a new A/V receiver can not sound as good as a 30-year-old one
  207. Help Identify YAMAHA amp
  208. Need help repairing Yorkville MP6
  209. Parasound Halo A23 problem
  210. vintage amp
  211. rotel michi and atc schematics here...
  212. Hx-Home Edition and Hx Mini Edition will be released December, 24th
  213. Minimizing dc offset in simple amplifiers
  214. Naim Nap 250 (135) specs
  215. current feed back amplifier
  216. Pioneer SX-1250/SX-5590 schematics for repair
  217. Any crazy idea?
  218. ElectroVoice 7300A trouble
  219. Bridge an stereo amplifier to MONO
  220. How to do floating cascode on the P-channel side?
  221. IMPEDANCE MATCHING FOR I/V TRANSFORMER
  222. Preventing bjt breakdown
  223. information requested
  224. Luxman A373 - D375 - T353 Integr. Amp - CD - FM-Tuner
  225. Onkyo M-508 clicking sounds
  226. Bypassing main caps in Hafler DH-200
  227. Help Ampeg SVT-3 Pro
  228. Marantz SR2000 Receiver: Worth saving?
  229. 6 amp circuit one power supply unit advantages/disadvantages
  230. Denon DRA-685 NO POWER
  231. New Hafler DH-200 Board?
  232. Voltage Controlled Signal Amplitude
  233. Audible benefit from higher 'headroom.'
  234. Linx Vega power amp...
  235. Feedback affects Soundstage, Imaging, Transients ?
  236. Carver CT-29v Preamp Service Manual ?
  237. Phase Linear 400 Series Two Blowing fuses
  238. information on audiomobile sa1600?
  239. Updates on my New Ovation SCA-1 pre-Amp
  240. high voltage bjts
  241. Class-A Opamp with output stage
  242. Rotel RB-871 Mark II Channel Imbalance
  243. Newbie repairing Hafler DH220 advice needed
  244. AKAI AM-U1
  245. Need Nearfield amp recommendation
  246. Need Nearfield amp recommendation
  247. how to dim an LED
  248. I did a stupid thing... (Nad C320 red light)
  249. Vu meter, questions
  250. 2N3055 transistor, which brand to buy?

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