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  1. NAP90 Distortion Problem
  2. HK 770 pwr amp input caps - Replacement suggestions
  3. Velodyne ct-80 project
  4. Musical Fidelity transistors SM8605 SM8610
  5. Help understanding amplifier diagram.
  6. Improving Technics SU-8080
  7. Power Amp PCB Power distribution
  8. Parasound amps...
  9. Input impedance-Balanced operation
  10. Amplifiers: Building Vs Buying
  11. Roender's FC-100 prototype and builder's thread
  12. Amp for 16 ohm headphones (MDR-EX71SL)?
  13. Rockford boosted rail amplifier
  14. Questions about Transistors with high beta (hfe) up to 3000 without Darl.-Topology
  15. High Power Amplifier
  16. Powering Opamps???
  17. Fixing the dead Luxman R-117: need some help.
  18. Clean amplifier P8W4R, P4W8R
  19. [NEWBIE]Amplifier Design[NEWBIE]
  20. CM Labs CC-2 Preamp Repair/Upgrade
  21. SWTPC Repair/Upgrade
  22. Levinson ML-2 Cap Upgrade Audio- and Regulator card
  23. Turn on pre driver stage first or output stage first??
  24. Amplifier mains hum help
  25. NAD C372 Leaking Capacitors???? Help Please!
  26. Crossover distortion in push-pull
  27. Please recommend an amazing amp for beginner :)
  28. Front End DC Operating Point Current Magnitudes
  29. upc1237 supply question
  30. recommended 200-300watts / channel amplifier for HT?
  31. Krell Schematics for FPB series available on CD-ROM
  32. Modding Dayens Ampino
  33. Cambridge Audio P55 Schematic
  34. Mr Gromer LNA-1 opamp - 2SC2239BL equivalent
  35. Help needed for Adcom gfp-1A preamp
  36. Inkel MA920 CIRCUIT
  37. No heat sinks!
  38. HH electronic V-S Bassamp, diagram wanted
  39. Amplifier Transistor Replacement Help
  40. Part sub for MOSFET gurus
  41. Nakamichi SR-4A Idle Current Procedure
  42. Replacement Volume Control For Marantz PM 66 KI
  43. RCA Power Transistors BD750, BD751, BD550, BD550A, BD550B Data Sheet wanted
  44. Can a heatsink be too big?
  45. MARANTZ 2500 250w/ch receiver
  46. Threshold 800A amplifier versions
  47. circuit diagram for cambridge A70 power amp
  48. Self-cascoding, a tool for creating ultra high voltage building blocks:
  49. CC-CB cascade variations
  50. cheap big binding posts for metal chassis
  51. Luxman LV103u replacing output FET's
  52. Luxman L85V - Replace 2SA679-NTE280/81
  53. crow d150
  54. sony ta-fb940r qs,left channel hardly there.
  55. HAL PREAMPLIFIERS
  56. Ebay kit diamond differential power amp
  57. High input impedance BJT preamplifer
  58. How to Bypass Relay on Sub Amp?
  59. Bandpass filters in audio circuit of communications receiver?
  60. Sony TA-313 vs Sony TA-F4A........which one???
  61. Help me identify the damage. Tivoli Model 1
  62. Mission Cyrus One - Volume Help Needed
  63. Troubleshooting a Denon 3802
  64. Hello! a few questions on the JLH 1969
  65. Buying a NAD 3020 in the seventies
  66. Sony STR-DE897 receiver - No power
  67. op-amp what voltage to use?
  68. Buzz diminishing with raised volume?
  69. Rod Elliot P3A Layout - Critics
  70. Another free PCB project: JLH headphone amplifier
  71. should i have a dc voltage across my spring rev. input?
  72. Interesting Site
  73. yamaha CA-510 amplifier power supply issue
  74. Hill Audio Multimix
  75. Diagnosing & Fixing a Ground Problem
  76. james bongiorno Amp. question
  77. Abnormal Clipping Need Help~~~
  78. Anyone else using an older flagship receiver for active amplification?
  79. RCA stav - 3990 powering off
  80. help:schematics for a Denon SA-3350 int amp
  81. Leak Stereo 30 Overhaul... Worth it?
  82. Solid State Amplifier - Overview of all Canadian Companies wanted
  83. Linear Audio Inc. - currently Website wanted
  84. Arcam Alpha 9p blowing fuse
  85. Burnt power transistor
  86. SE Mosfet line stage with transformer output
  87. Please help me troubleshoot Niles Audio SI-1230 12 channel amp
  88. Help A Dummy: in simple language please.
  89. don't try this AMP at home
  90. Resistor Identification Help
  91. Suggestions to replace ?
  92. composit amplifier NE5534 swap
  93. JFET Phono Pre-amp clipping
  94. very heavy J-fet
  95. Switch to run a pair of speakers from 2 amps
  96. Dr. Leach Amplifier (commercially being sold?)
  97. A760II schematic needed
  98. question about germanium based amps
  99. A certain HAL Amplifier
  100. help split power supply
  101. Zero negative feedback
  102. pioneer a 88x can it be tweeked ??
  103. Multiple transistor heat dissipation.
  104. CXA1297P Specs
  105. Hawksford cascode experiences please
  106. Mute Logic for LDR volume control
  107. Amplifier project
  108. Substitute for BUK437 MOSFET
  109. How do i calculate the impedance?
  110. Static on Right Channel Realistic SPA-100
  111. 2sa970 - 2SC2240 replacement in SOT23 ?
  112. Bryston 2B, buzz.
  113. Australian Mosfet amplifier
  114. Is the PCB ok?...
  115. Marantz SR4120 not holding station presets
  116. bk st-140 burned resistors
  117. Pioneer SX-424 QUestions!
  118. Disturbing noise from a channel!!
  119. Heatsink top quality!
  120. Anyone fixed a Bose Wave Radio with no sound?
  121. help with mic preamp
  122. New to this... modded Acurus A250 w/issues
  123. Help cannot identify Amplifier Power transistor
  124. Unique way of muting for thump prevention, outside audio path.
  125. Schematics of Luxman L-505u?
  126. 2sc2240 as 2sc458 replacement
  127. Dx MkIII boards.
  128. Need schematic for Denon pma 250
  129. CFP Buffer
  130. Electrocompaniet aw-100dmb
  131. LM1877
  132. Fisher Amplifier Question
  133. What is difference between two circuits
  134. Measuring caps without ESR
  135. dx amp 33v psu
  136. Crown psa-2 Problem
  137. DC servo
  138. "Inverted" (not 'Inverting') Output Stage
  139. Rega Elex problem pointer
  140. Rega Mira Clamshell ~ circuit required
  141. Faulty HH Electronics MXA100
  142. Exicon lateral MOSFETs
  143. ESS Preamp + Amp Repairs Question?
  144. Amp repair help
  145. Halcro
  146. Hafler DH 500
  147. QUAD 520f dc offset
  148. Twin mono by combining stereo outputs
  149. "State-Of-MOS": 200W Ultra Low Distortion Pure FET Amplifier
  150. New project....Sony STR6065, Schematics needed!
  151. My JLH-2005
  152. Carver M-500t repair help.
  153. portable ipod dock question
  154. Phase Linear 300 (series2) output transistors.
  155. Coupling caps on long wires
  156. need help akai aa 1200 reciever
  157. What kind of BGW's final amp. module, is this ?
  158. clean 11 Vrms for 600ohm load
  159. JBL 5234A vs 5234 Frequency dividing networks
  160. AMPLIFIER beginner questions..
  161. Neg Rail on JLH Amp Output
  162. Fet based phase splitter?
  163. boom box idea
  164. NAD P2100 amp with power envelope
  165. output transformer for on solid state dual channel for THD reduction
  166. 5.1 amplifier speaker protection
  167. Chevin Research A1000 schematic required.
  168. Who can give me a version of filter pro 2.0
  169. My invention ? Did I invent this amp ?
  170. Help needed: speaker internal amp blows fuse
  171. Budget DIY Pre-amp with MP3 Player (and FM Tuner)
  172. Overview of Solid State Amplifier Brands from where it is impossible to get Schematic
  173. Overview of all Solid State Amplifier Brands, where are SM's/Schematics available
  174. Nad 3020 Modification from 1982
  175. O2 power on trouble
  176. Leach amp powering up trouble
  177. Arcam Alpha 5 Amp - Replace Alps Switch Button
  178. Rewiring transformer on a McCormack dna for 220v
  179. PS 2 Input Components ..
  180. Re: Re-adjust the Bias of Power Amp
  181. Hissing amplifier (in Meridian M10s) help, please.
  182. Can I increase capacitance on these TONE BOARD caps?
  183. Class D amp modules
  184. PS Audio 100C care, feeding, speaker cables?
  185. Home Theater Receiver crossover network
  186. Looking for SAE items to purchase
  187. L20 V8
  188. Creek 4040s1 strong buzz in one channel
  189. 12 Watt amp, guidance required
  190. Nakamichi CA-7A Clicking sound
  191. where to buy?
  192. Here's a challenge....
  193. left channel won't work on JVC integrated amp
  194. KRELL FBP 200
  195. Stereo IC amplifier for better quality?
  196. Mini Class-A SE amplifier needed
  197. BJT, MOSFET or JFET? Which sound better in class-A
  198. F2J schematic needed
  199. Help wit hk 3490
  200. Sanken transistor meltdown
  201. LTspice Model incompatible ?
  202. Bootstrapping
  203. Determining the polarity of the speaker outputs on my amp.
  204. When to re-cap?
  205. Vertex Amp By apexaudio
  206. Inflated Class A power claims
  207. Sanken SAP15PO vs SAP15PY
  208. Phono-preamp with a built-in headphone output
  209. Leach Low Tim Blew Outputs
  210. audiolab 8000P - one channel dead - transistor SC2911 looks toasted - (newbie)
  211. Adcom GFA-555ii Repair/Rebuild
  212. Marantz 16 80W - What to do?
  213. [Absolute Zero] Design Amp with minimum component (understanding too)
  214. randall rh200 sc
  215. Can I nominate myself for an audio "Darwin" (Hafler repair)
  216. Yet another bulb lamp amplifier: the bulbamp
  217. Help STK 4122 mute circuit
  218. AVM competition amplifier
  219. Jeff Rowland Coherence One Schematic
  220. Kenwood KA-59 Schematic
  221. Switching loudspeaker with relay
  222. Technics SU-V560 problem
  223. Db technologies HPA2800-repair
  224. how many amps ?
  225. gain linearity
  226. Bridged amplifiers...
  227. How much Class A in a class ab amplifier
  228. Choke power supplies for Class AB Power Amplifiers - which Rules for Calculating ??
  229. MJL3281/1302 based amplifier ?
  230. roberts 83i vs bose wave
  231. SOS... problems with Lehmann BCL ("Lovely Cube")...
  232. Pioneer A400 Volume pot, connection advice needed
  233. Mismatched hFE... important?
  234. which value fuse is needed for primary
  235. The Edwin A+B amplifier - article wanted
  236. Audiolab 8000 lid 'screw' required please....
  237. Safe Voltage for one pair of Sanken SA 1216 and SC 2922
  238. Onkyo A 8067 with low volume to one speaker
  239. LT1166 Mosfet driver - once again
  240. Adding pre-out to an integrated amp
  241. 12v Trigger From Amp
  242. Advice on repairing clamshell Rega Elex (Brio/Mira/Elicit)
  243. Dynamic Head Room
  244. Looking for info about low-noise preamplifier
  245. Schematic Montarbo 118 SA sub.
  246. Musical Fidelity X-A50 Mono Power Amplifier Clone??
  247. Krell S300i Integrated Amp "Made in China" which Factory?
  248. Monrio from Italian (Stan Curtis Design) - what is the new brand name?
  249. Strange bias problem
  250. Single BJT VS JFET Preamp

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