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  1. DIY IMD Analyzer
  2. sprint pcb software
  3. 20W Blameless Class A
  4. Replacement Transformer for Quad 405
  5. Can anyone ID this amp? (there's no prize)
  6. Help finding service manual for cambridge 640r
  7. Sansui AU555
  8. hep, Parasound pfet 900II
  9. Ribbon poweramplifier
  10. Are you interested to improve cheap amplified speaker?
  11. Optimos - My Version
  12. APSA - The Analog Sound Processing Amplifier
  13. Cyrus 2 No balance
  14. Yamaha M60 modifications?
  15. Replacement for Motorola MPS-U10?
  16. 20KW POWER AMP SCHEMATIC
  17. Bi-amping with 2 integrated amplifiers
  18. Harmon Kardon HK560 repair
  19. Bose 1800: DC Offset Issues
  20. Power mosfet DIY topologies of tube ampli Single-ended
  21. Discrete or IC regulation power supply
  22. Federmann preamplifier
  23. ATI 1502 two-channel stereo Power amplifier
  24. Conditioning, Hipotting (Hi-Pot) Film Capacitors
  25. Updating Leach FET preamp: New transistors?????
  26. NAP90 Distortion Problem
  27. HK 770 pwr amp input caps - Replacement suggestions
  28. Velodyne ct-80 project
  29. Musical Fidelity transistors SM8605 SM8610
  30. Help understanding amplifier diagram.
  31. Improving Technics SU-8080
  32. Power Amp PCB Power distribution
  33. Parasound amps...
  34. Input impedance-Balanced operation
  35. Amplifiers: Building Vs Buying
  36. Roender's FC-100 prototype and builder's thread
  37. Amp for 16 ohm headphones (MDR-EX71SL)?
  38. Rockford boosted rail amplifier
  39. Questions about Transistors with high beta (hfe) up to 3000 without Darl.-Topology
  40. High Power Amplifier
  41. Powering Opamps???
  42. Fixing the dead Luxman R-117: need some help.
  43. Clean amplifier P8W4R, P4W8R
  44. [NEWBIE]Amplifier Design[NEWBIE]
  45. CM Labs CC-2 Preamp Repair/Upgrade
  46. SWTPC Repair/Upgrade
  47. Levinson ML-2 Cap Upgrade Audio- and Regulator card
  48. Turn on pre driver stage first or output stage first??
  49. Amplifier mains hum help
  50. NAD C372 Leaking Capacitors???? Help Please!
  51. Crossover distortion in push-pull
  52. Please recommend an amazing amp for beginner :)
  53. Front End DC Operating Point Current Magnitudes
  54. upc1237 supply question
  55. recommended 200-300watts / channel amplifier for HT?
  56. Krell Schematics for FPB series available on CD-ROM
  57. Modding Dayens Ampino
  58. Cambridge Audio P55 Schematic
  59. Mr Gromer LNA-1 opamp - 2SC2239BL equivalent
  60. Help needed for Adcom gfp-1A preamp
  61. Inkel MA920 CIRCUIT
  62. No heat sinks!
  63. Amplifier Transistor Replacement Help
  64. Part sub for MOSFET gurus
  65. Nakamichi SR-4A Idle Current Procedure
  66. Replacement Volume Control For Marantz PM 66 KI
  67. RCA Power Transistors BD750, BD751, BD550, BD550A, BD550B Data Sheet wanted
  68. Can a heatsink be too big?
  69. MARANTZ 2500 250w/ch receiver
  70. Threshold 800A amplifier versions
  71. circuit diagram for cambridge A70 power amp
  72. Self-cascoding, a tool for creating ultra high voltage building blocks:
  73. CC-CB cascade variations
  74. cheap big binding posts for metal chassis
  75. Luxman LV103u replacing output FET's
  76. Luxman L85V - Replace 2SA679-NTE280/81
  77. crow d150
  78. sony ta-fb940r qs,left channel hardly there.
  79. HAL PREAMPLIFIERS
  80. Ebay kit diamond differential power amp
  81. High input impedance BJT preamplifer
  82. How to Bypass Relay on Sub Amp?
  83. Bandpass filters in audio circuit of communications receiver?
  84. Sony TA-313 vs Sony TA-F4A........which one???
  85. Help me identify the damage. Tivoli Model 1
  86. Mission Cyrus One - Volume Help Needed
  87. Troubleshooting a Denon 3802
  88. Hello! a few questions on the JLH 1969
  89. Buying a NAD 3020 in the seventies
  90. Sony STR-DE897 receiver - No power
  91. op-amp what voltage to use?
  92. Buzz diminishing with raised volume?
  93. Rod Elliot P3A Layout - Critics
  94. Another free PCB project: JLH headphone amplifier
  95. should i have a dc voltage across my spring rev. input?
  96. Interesting Site
  97. yamaha CA-510 amplifier power supply issue
  98. Hill Audio Multimix
  99. Diagnosing & Fixing a Ground Problem
  100. james bongiorno Amp. question
  101. Abnormal Clipping Need Help~~~
  102. Anyone else using an older flagship receiver for active amplification?
  103. RCA stav - 3990 powering off
  104. help:schematics for a Denon SA-3350 int amp
  105. Leak Stereo 30 Overhaul... Worth it?
  106. Solid State Amplifier - Overview of all Canadian Companies wanted
  107. Linear Audio Inc. - currently Website wanted
  108. Arcam Alpha 9p blowing fuse
  109. Burnt power transistor
  110. SE Mosfet line stage with transformer output
  111. Please help me troubleshoot Niles Audio SI-1230 12 channel amp
  112. Help A Dummy: in simple language please.
  113. don't try this AMP at home
  114. Resistor Identification Help
  115. Suggestions to replace ?
  116. composit amplifier NE5534 swap
  117. JFET Phono Pre-amp clipping
  118. very heavy J-fet
  119. Switch to run a pair of speakers from 2 amps
  120. Dr. Leach Amplifier (commercially being sold?)
  121. A760II schematic needed
  122. question about germanium based amps
  123. A certain HAL Amplifier
  124. help split power supply
  125. Zero negative feedback
  126. pioneer a 88x can it be tweeked ??
  127. Multiple transistor heat dissipation.
  128. CXA1297P Specs
  129. Hawksford cascode experiences please
  130. Mute Logic for LDR volume control
  131. Amplifier project
  132. Substitute for BUK437 MOSFET
  133. How do i calculate the impedance?
  134. Static on Right Channel Realistic SPA-100
  135. 2sa970 - 2SC2240 replacement in SOT23 ?
  136. Bryston 2B, buzz.
  137. Australian Mosfet amplifier
  138. Is the PCB ok?...
  139. Marantz SR4120 not holding station presets
  140. bk st-140 burned resistors
  141. Pioneer SX-424 QUestions!
  142. Disturbing noise from a channel!!
  143. Heatsink top quality!
  144. Anyone fixed a Bose Wave Radio with no sound?
  145. help with mic preamp
  146. New to this... modded Acurus A250 w/issues
  147. Help cannot identify Amplifier Power transistor
  148. Unique way of muting for thump prevention, outside audio path.
  149. Schematics of Luxman L-505u?
  150. 2sc2240 as 2sc458 replacement
  151. Dx MkIII boards.
  152. Need schematic for Denon pma 250
  153. CFP Buffer
  154. Electrocompaniet aw-100dmb
  155. LM1877
  156. Fisher Amplifier Question
  157. What is difference between two circuits
  158. Measuring caps without ESR
  159. dx amp 33v psu
  160. Crown psa-2 Problem
  161. DC servo
  162. "Inverted" (not 'Inverting') Output Stage
  163. Rega Elex problem pointer
  164. Rega Mira Clamshell ~ circuit required
  165. Faulty HH Electronics MXA100
  166. Exicon lateral MOSFETs
  167. ESS Preamp + Amp Repairs Question?
  168. Amp repair help
  169. Halcro
  170. Hafler DH 500
  171. QUAD 520f dc offset
  172. Twin mono by combining stereo outputs
  173. "State-Of-MOS": 200W Ultra Low Distortion Pure FET Amplifier
  174. New project....Sony STR6065, Schematics needed!
  175. My JLH-2005
  176. Carver M-500t repair help.
  177. portable ipod dock question
  178. Phase Linear 300 (series2) output transistors.
  179. Coupling caps on long wires
  180. need help akai aa 1200 reciever
  181. What kind of BGW's final amp. module, is this ?
  182. clean 11 Vrms for 600ohm load
  183. JBL 5234A vs 5234 Frequency dividing networks
  184. AMPLIFIER beginner questions..
  185. Neg Rail on JLH Amp Output
  186. Fet based phase splitter?
  187. boom box idea
  188. NAD P2100 amp with power envelope
  189. output transformer for on solid state dual channel for THD reduction
  190. 5.1 amplifier speaker protection
  191. Chevin Research A1000 schematic required.
  192. Who can give me a version of filter pro 2.0
  193. My invention ? Did I invent this amp ?
  194. Help needed: speaker internal amp blows fuse
  195. Budget DIY Pre-amp with MP3 Player (and FM Tuner)
  196. Overview of Solid State Amplifier Brands from where it is impossible to get Schematic
  197. Overview of all Solid State Amplifier Brands, where are SM's/Schematics available
  198. Nad 3020 Modification from 1982
  199. O2 power on trouble
  200. Leach amp powering up trouble
  201. Arcam Alpha 5 Amp - Replace Alps Switch Button
  202. Rewiring transformer on a McCormack dna for 220v
  203. PS 2 Input Components ..
  204. Re: Re-adjust the Bias of Power Amp
  205. Hissing amplifier (in Meridian M10s) help, please.
  206. Can I increase capacitance on these TONE BOARD caps?
  207. Class D amp modules
  208. PS Audio 100C care, feeding, speaker cables?
  209. Home Theater Receiver crossover network
  210. Looking for SAE items to purchase
  211. L20 V8
  212. Creek 4040s1 strong buzz in one channel
  213. 12 Watt amp, guidance required
  214. Nakamichi CA-7A Clicking sound
  215. where to buy?
  216. Here's a challenge....
  217. left channel won't work on JVC integrated amp
  218. KRELL FBP 200
  219. Stereo IC amplifier for better quality?
  220. Mini Class-A SE amplifier needed
  221. BJT, MOSFET or JFET? Which sound better in class-A
  222. F2J schematic needed
  223. Help wit hk 3490
  224. Sanken transistor meltdown
  225. LTspice Model incompatible ?
  226. Bootstrapping
  227. Determining the polarity of the speaker outputs on my amp.
  228. When to re-cap?
  229. Vertex Amp By apexaudio
  230. Inflated Class A power claims
  231. Sanken SAP15PO vs SAP15PY
  232. Phono-preamp with a built-in headphone output
  233. Leach Low Tim Blew Outputs
  234. audiolab 8000P - one channel dead - transistor SC2911 looks toasted - (newbie)
  235. Adcom GFA-555ii Repair/Rebuild
  236. Marantz 16 80W - What to do?
  237. [Absolute Zero] Design Amp with minimum component (understanding too)
  238. randall rh200 sc
  239. Can I nominate myself for an audio "Darwin" (Hafler repair)
  240. Yet another bulb lamp amplifier: the bulbamp
  241. Help STK 4122 mute circuit
  242. AVM competition amplifier
  243. Jeff Rowland Coherence One Schematic
  244. Kenwood KA-59 Schematic
  245. Switching loudspeaker with relay
  246. Technics SU-V560 problem
  247. Db technologies HPA2800-repair
  248. how many amps ?
  249. gain linearity
  250. Bridged amplifiers...

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