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  1. PCB for QUASI Amplifier for Beginners with changes!?
  2. NAD 2100 protection on!
  3. Trying to add pre out/main in to integrated amplifier. Am I thinking right?
  4. THD measurement in spice
  5. Leach Amp Project
  6. Threshold Fet 2 Series 2 preamp
  7. sony HST-550W service manual question???
  8. NAD T762 - Circuit Diagram - Help!
  9. Another Crescendo ME Problem...
  10. Grundig Console KS 526
  11. Class S
  12. Simple sub amp a 10-year old could build?
  13. Borbely-Lender True Symmetry
  14. Cyrus I (issue 07)
  15. Schematic for audio amps
  16. Coupling cap 360deg phase shift??
  17. very first "blameless" amplifier prior 1969
  18. About optimos pcb
  19. How to simulate an OLG of the TMC amp
  20. NAD 3020 Rebuild - thermal breaker replacement/source?
  21. STK4143 MKII Datasheet
  22. Capacitors for this amp ?????
  23. PSA 150 S (pure sound amplifier)---help needed
  24. Amp is not bi-wired Speakers are :(
  25. pioneer sx 3800
  26. Help with a Hafler amp and AV receiver setup
  27. Krell KMA-100 DC Offset
  28. Headphone amp NE5532
  29. Limit Amplifier
  30. NAD 3100 amplifier tone POTs
  31. need data on ARC 4700 and ARC 4800
  32. Does it matter? (CLG/OLG question)
  33. Heatsinking drivers, do most drivers get very hot?
  34. Can anyone shed some light please?
  35. Is this heatsink suitable for this amp?
  36. At a loss on thins one
  37. MILLER CAPS ...
  38. Diodes instead of or across emitter resistors
  39. Need help with an old amp
  40. B&K AV6000 Sers II Running HOT
  41. How about even simpler with good clean sound?
  42. Biasing Question
  43. Odd regulator for frontend
  44. Rotel RA-312 - only one channel works
  45. Very simple class B amplifier
  46. BSH103 / BSH203 flicker noise corner
  47. Blameless-like amp burnt channel need help to prevent that happening again!
  48. Need meter light alternative for Sunfire Cinema Grands
  49. Aragon 4004 power amp channel imbalance
  50. Transistor switch audio mute
  51. this class a amp is good?
  52. P3A MODIFIED VERSION
  53. Rotel RB-970BX Upgrade?
  54. The most common cause of speaker buzz from an amp?
  55. can my sony amp be tweeked
  56. List of the best sounding amplifiers
  57. 400 WATTS into a 5.25" 45W RMS Speaker ?
  58. Upgrade for TIP35/36 outputs
  59. ohm's issue
  60. TEAC AG-V7700
  61. Technics SU-V7 not functioning
  62. Metempsychosis of a NAD
  63. Capacitor complacency
  64. sink or not ?
  65. Harman Kardon recycle project
  66. Marantz 2220 Right Channel Static
  67. 2 OHMS DRIVING
  68. Need a tough TO-220 Bipolar...
  69. Can a build up of dust effect the operation of a PCB?
  70. Dx hybrid amplifier will be produced soon
  71. 2N2907A instead of BC179
  72. Audioanalyse PA-60 (PA60) Power Amp - where to get Schematic ??
  73. Hafler DH 200 grounding
  74. Cyrus 2 amp distort when crank up volume
  75. Rotel RB-1010 power amp varistor!
  76. Two transformers on one AC plug?
  77. All CFP Non Global Feedback Amplifier
  78. JFET input, MOSFET VAS, VERTICAL output
  79. Should I remove These Caps?
  80. bench testing
  81. Dx Zuper A - a new amplifier to be released in July 17th - 2012
  82. Spice models for 2SD438/2SB560
  83. 2sc1318 transistor source or equivalent?
  84. How to take apart an old Kenwood receiver?
  85. Next Future Amplifier Jfet and Bjt
  86. Parallel Thermaltrak with standard bjt of same number?
  87. Phase Splitter
  88. "unfolded diff pair" headphone amp
  89. Heat sink size, Need help in determining.
  90. suggestions for improvement (Old Consumer Amp)
  91. Rail Lifter/Boost Circuit (ala TDA1562q)
  92. Problem with Pioneer QX4000 - have some info and circuit diagram!
  93. A little hum on my subwoofer
  94. BF822/MJE250 substitutes ?
  95. scrape sound in my subwoofer volume
  96. P3A Elliott
  97. Adccom GFA-585 Poping Noise & Blue cable from transformer is not plug in.
  98. Lateral output amp with jfet input
  99. spice model for 2SK711
  100. Info on this pair of A1943/C5200
  101. Which AMP should I use?
  102. Balance Pot Replacement
  103. Transistor Replacement 2N5551
  104. ONE MORE P3A QUESTION
  105. Proton am-30
  106. needed sony transformer specs
  107. I scored an entire 3000pc reel of Genuine Toshiba 2SK117-BL smd fets today!!!
  108. Preamps and line level...
  109. Some help please with Wharfedale 2050A.
  110. Simple Symetrical Amplifier
  111. Samson Servo 550 won't turn on
  112. replacement for 2SC4793 and 2SA1837
  113. Hybrid bright idea
  114. Low power amplifier
  115. Quad 44/405
  116. finding feedback line and gain controlling resistor
  117. How to bias Long tail pair....??
  118. LM3886 driving long cable instability
  119. emitter resistors - how to calculate for discrete opamp.
  120. Rotel RA-870 intermittent channel (simple fix?)
  121. 250W amp with IRFP240 & IRFP9240
  122. Quad 303 IEC power socket upgrade
  123. fixing nad c325bee
  124. Pioneer QX40000 - When replacing bulb, shorted bulb to ground. No now display
  125. Need help for Musical Fidelity B-1 Integrated Amp
  126. Dx Blame MKIII-Hx - Builder's thread
  127. Best Amp for my Speakers
  128. Could you recommend me a SAE technician
  129. Has anyone used this volume control?
  130. Transistors recommended for new designs
  131. Hughes AK-100
  132. Luxman Integrated Amplifier L550 ("L-550") Capacitor Replacement in the Power Supply
  133. Harman Kardon 775 mono amps earthing
  134. Medium power mosfet amp
  135. Adcom GFA 565 Diodes
  136. ADCOM GFA-585 simultaneous distortion alert
  137. Lateral/Vertical mosfet conversion
  138. Yamaha cdx1030 Capacitors
  139. Why a new A/V receiver can not sound as good as a 30-year-old one
  140. Help Identify YAMAHA amp
  141. Need help repairing Yorkville MP6
  142. Parasound Halo A23 problem
  143. vintage amp
  144. rotel michi and atc schematics here...
  145. Hx-Home Edition and Hx Mini Edition will be released December, 24th
  146. Minimizing dc offset in simple amplifiers
  147. Naim Nap 250 (135) specs
  148. current feed back amplifier
  149. Pioneer SX-1250/SX-5590 schematics for repair
  150. Any crazy idea?
  151. ElectroVoice 7300A trouble
  152. Bridge an stereo amplifier to MONO
  153. How to do floating cascode on the P-channel side?
  154. IMPEDANCE MATCHING FOR I/V TRANSFORMER
  155. Preventing bjt breakdown
  156. information requested
  157. Luxman A373 - D375 - T353 Integr. Amp - CD - FM-Tuner
  158. Onkyo M-508 clicking sounds
  159. Bypassing main caps in Hafler DH-200
  160. Help Ampeg SVT-3 Pro
  161. Marantz SR2000 Receiver: Worth saving?
  162. 6 amp circuit one power supply unit advantages/disadvantages
  163. Denon DRA-685 NO POWER
  164. New Hafler DH-200 Board?
  165. Voltage Controlled Signal Amplitude
  166. Audible benefit from higher 'headroom.'
  167. Linx Vega power amp...
  168. Feedback affects Soundstage, Imaging, Transients ?
  169. Carver CT-29v Preamp Service Manual ?
  170. Phase Linear 400 Series Two Blowing fuses
  171. information on audiomobile sa1600?
  172. Updates on my New Ovation SCA-1 pre-Amp
  173. high voltage bjts
  174. Class-A Opamp with output stage
  175. Rotel RB-871 Mark II Channel Imbalance
  176. Newbie repairing Hafler DH220 advice needed
  177. AKAI AM-U1
  178. Need Nearfield amp recommendation
  179. Need Nearfield amp recommendation
  180. how to dim an LED
  181. I did a stupid thing... (Nad C320 red light)
  182. Vu meter, questions
  183. 2N3055 transistor, which brand to buy?
  184. Harman Kardon HK770 vs AVR254
  185. Jfet - Mosfet Amplifier2
  186. Help on bias multiplier
  187. DX Precision I Simplified, Help
  188. Problem with 100W Audio Amplifier!?
  189. Aikido meets Zen
  190. newbie question
  191. Leach Low Tim frontend tweak
  192. 100W mosfet amplifier with IRFP250 - Help!?
  193. Idling current in Rega Mira 1, 2 or 3
  194. Which (parts) of preamps & amps did John Curl design
  195. Best place for Adcom 565 repair? HELP!
  196. what causes 'thick' sound?
  197. Advice on upgrading a Denon PMA-925R
  198. Sony V333ES Amp with a rapid clicking relay and no power
  199. lm3886 power output question
  200. Change the outputs in my Crown D60?
  201. Repairing a jbl 1201.1II...
  202. Crown XLS Series - Fuses??
  203. Nuforce Icon Amp... Dissassembly?
  204. Marantz PM7000 distorsion problem in R channel
  205. Counterfeit transistors ?
  206. Marantz PM7003 help with schematics???
  207. Making a preamp
  208. How much gain does Nakamichi CA-7 pre amp have?
  209. Kit Recommendations?
  210. Output Impendance
  211. Nakamichi Receiver 1 Remote Failure
  212. Marantz PM7003 Service Manual desperately needed
  213. Bjt vs mosfet drive
  214. preamp static troubleshooting
  215. question
  216. Krell KSA-300S cliks off
  217. replacement cyrus 2 rocker switch .
  218. Switching source and levels in a multi-channel amplifier
  219. power amplifier
  220. Yamaha Power Amp Circuit Theory Help
  221. circuit switching
  222. CCD-2400 Concept Car Amp
  223. Powering on my LCD causes my amp to hum through the speakers
  224. ideas on fixing amp?
  225. a / b Selector Switch - Stupid Question.
  226. Cyrus One Amplifier - One Channel Silent - What could it be?
  227. Quad 606 into a 2 ohm load
  228. Hiss sound from DIY speaker, anyway to remove it ?
  229. Opamp maximum output current (NE5532 or similar)
  230. Soliciting advice on mods for Soundcraftsmen FET PR1800
  231. Help carver M400 Oscillating
  232. mosfet opamp
  233. A Modified P3A
  234. Any Jean Hiraga class A PCBs or kits?
  235. Running Power Amplifier in Inverted Mode
  236. Baker clamps?
  237. HRII to operate with 55V - a higher power HRII
  238. Rack, cabinets, chassis dimensions
  239. What known accurate spice models are around?
  240. 45W@8R 70W@4R CLASS B SO LOW DISTORTION.
  241. Carlsbro 80 GLX Problem
  242. blown 2sj201 and 2sk1530
  243. diyAB Amp - The "Honey Badger"
  244. common source amplifier with CFP output
  245. Fairly fast buffer
  246. 'Low performance' transformer tests
  247. 2sc5200 a1943 amp suggestions needed
  248. Aura Evolution VA100 Mk2. Which transistor is which?
  249. Nothing to see here
  250. Revox A78 Speaker Connnections

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