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  1. Adcom GFA-545; What's all the buzz about?
  2. Forte model 4 article
  3. Marantz SR4500
  4. another "STAR" ground question
  5. Optocoupler Speaker Protection
  6. PMI AN-24
  7. NEW DESIGN L 150W FET AMPLIFIER
  8. Hiss in one channel
  9. Denon PMA900V idle current adj
  10. Need advice on what to build...
  11. Crest CA9 / P.Audio PA9... differences?!
  12. Samples from ONsemi fakes ?
  13. Silicon Chip ULD Mk3 amp - 0.0006% distortion
  14. Service manual amp Luxman M300
  15. Musical Fedelity A100 pre outs?????
  16. Any links to "Are Op Amps Really Linear?" by Barrie Gilbert?
  17. HK6350 tuning ?
  18. OLG Phase vs Output Phase
  19. Use a shielded connector?
  20. New World Order (audio conspiracy theory)
  21. wharfedale pm 600 problems
  22. 2SK332F spice model for LTspice
  23. Blown Parasound HCA-2205a
  24. psu transformer choice ?
  25. Amp with multiple stereo speaker outputs
  26. So this is a "perfect" amp? But innovative?
  27. Common base VAS
  28. Mixed-mode feedback gain formula
  29. NEED A 600W@4E AMP .............WHICH TO START WITH
  30. Distorts after about twenty minutes
  31. Faulty transistor?
  32. mjl
  33. What amp/amps boards would you like to see produced for your project?
  34. My last PA
  35. Output Relays
  36. low output capacitance buffer?
  37. Nytech service manual
  38. 400watt/800watt irfp240 irfp9240 audio amplifier
  39. Why battle with Chinese board manufacturers?
  40. Negative output impedance
  41. trying to fix RANDALL RH-100 - need help
  42. P channel jfet preamp circuit
  43. TLE-2426 as "negative" virtual ground?
  44. In need to solder!!
  45. Need help with my bi-amp system
  46. GFA-555 II Thermal
  47. eq mic
  48. Arcam delta 290 switch to Power amp mode
  49. M3/Sigma 11 Build check
  50. WHAT is this amps trafo ?
  51. Chinse DX amp compensation capacitor
  52. Ab International 322t
  53. Burns Orbit Three Guitar Amp info required
  54. Second loss for National and Semi Industry
  55. Tobey & Dinsdale amp in Wireless World
  56. Delay Amp power up using a relay.
  57. Carver PM1200 rail voltage and idle bias settings
  58. Heathkit AA 1640 mods
  59. NHT Subtwo (Amplifier)
  60. new vs old harman receivers
  61. finished AV400 help with problem
  62. Active crossover built into amp
  63. build NEW AV800 / AV1000 MOSFET AMP IRFP240 IRFP9240
  64. BC550-560 Symmetric with LATERAL Output - Hiraga style
  65. RD15ESB ZENER DIODE
  66. Help with several issues please: rewiring, blown B&K AVR507 updated to version 3, etc
  67. Proton D1200 Replacement Transistors
  68. Tecnics SU-Z1 to refurbish
  69. THE PHILIPS 22AH708
  70. Separate IPS and OPS boards?
  71. current source for class a se amp
  72. Sanken 2sa1216 and 2sc2922
  73. Marantz SR-18 Doesn't Turn On: Worth Repairing?
  74. Sumo Andromeda very early series schematics
  75. ONKYO TXNR509 DAC signal question
  76. Marantz PM7003 + Passive Pre Amp (stepped) questions
  77. 6N136 model
  78. Headphone amplifier
  79. Pls help identify resistors on pcb of a Mark Levinson 23.5
  80. Will that amp be as good as the author pretends?
  81. Reparing Sugden A 28
  82. Yet another amp - simple inverted with 10x gain, mosfet output stage
  83. Dynaco Stereo 400
  84. Will Tillman Preamp improve acoustic guitar sound?
  85. LEAD ACID BATTERY POWERED JLH CLASS A
  86. Monoblock amp hot at idle compared to its brother
  87. High power AMP design
  88. How can one tell if it is a lateral MOSFET
  89. Active 3 way system
  90. Correct bias setting for mosfet amp w/out scope?
  91. Suggest me an amp design!
  92. Pioneer SX-980 Help!
  93. Layout critique
  94. Pioneer A300R phono stage
  95. All electric diagram for Sunden A28
  96. setting bias mosfet amp
  97. setting bias mosfet amp
  98. pioneer A400 speaker pop
  99. Bruel & Kjaer 2610 service manual needed
  100. Amplifier cooling, Dx variable speed fan blower
  101. Is it audio heresy to put some new guts in to a vintage Sony 3140f 35 watt power amp?
  102. Noob here. GFA565 running hot.
  103. Sumo Andromeda II question about shorting connectors
  104. accurate sound for deep scene
  105. pioneer A400
  106. the Perfect preamplifier jfet
  107. Electrocompaniet AW 180M adjustments
  108. where is the input in this thing?!
  109. yammy ax 470 (pt 2)
  110. Modding Vincent amplifier - tips needed
  111. What can I replace the 2SK370 and 2SJ108 with?
  112. JLH Headphone Class A
  113. How do I test a TDA2050 to see if it's good?
  114. nad 3020 volume control
  115. radioam232 located on youtube
  116. Carver M-500 blows capacitor
  117. Power MOSFET at Audio?
  118. Need Schematic for .5 to 1W Guitar Amp
  119. R2R Attenuator for Volume Control without Transition Contacts in the Signal Path
  120. SOLID STATE AMP KIT FOR BEGINNGERS? NEED SOME DIRECTION
  121. Large signal distortion in pre/VA stage
  122. Old design
  123. Determing current dump from output transistors
  124. Why do solid state guitar amps need so many op amps?
  125. darligton Leslie
  126. about the Denon PMA-700 amp
  127. Ebay KSA50 needs 2 voltages?
  128. Possible Threshold S/300 problem
  129. Help Needed - Sony SS120A chip amplifier
  130. Yamaha A-6a schematic needed
  131. REPAIRING an Electro voice 1144
  132. PCB STK4048XI, PS PCB..
  133. Has anybody Burmester or AVM schematics?
  134. Studio Project C1 preamp MOD
  135. MF A100 fans problem
  136. LT1166 bias IC
  137. yahama A-S1000 advice
  138. Crown XS700 Bias question - (schematics posted)
  139. zener base drive clamp
  140. Heatsink Question
  141. Advice on burned transistor replacement?
  142. Help on Source Follower output
  143. Need Schematic for PPI A1200.2
  144. JVC AX-Z911 right ch. broken, caps gone, voltage?
  145. My new design of differential buffer I/O board for fully balanced design
  146. Need a simple audio preamp schematic
  147. Help With ppi A1200.2
  148. LM1972 Audio Attenuator and XLR Balanced to Unbalanced
  149. Pioneer A400 - A familiar Problem?
  150. BGW 750 F/G manual or schematic
  151. Fake components?
  152. Want to convert Hafler to 220v
  153. Crown PS-400 power amp is oscillating on channel 2
  154. Marantz Model 250 Power Amp repair
  155. Crown 602 XLS Power Issue
  156. Ground Plane Prototyping
  157. Model 0147 DIY Kit from 47 labs.
  158. Best method for household FM xmitter
  159. How to diagnose an old receiver?
  160. NAD 218 THX with dead channel
  161. PIONEER A733
  162. How do you test your amp for stability / oscillation ?
  163. Selector switch for old B&K Pro5
  164. Need Software for Yamaha RX-Z9 Receiver
  165. Naim Nait circuit
  166. Advantage of multiple lower value capacitors in power supply
  167. SWTPC Tigersaurus 250W Amp Simulation
  168. A new bie's try on making discrete opamp
  169. Audiolab 8200CDQ
  170. Randall RH100 G2 preamp
  171. How to fix idle noise on 50 year old Bang and Olufsen
  172. ESP Project 03 Bias/Oscillation Problems
  173. 1/f noise in transistors
  174. Power supply for LM3915/LM3916 vu meter
  175. Distorted ouputs, need more assistance please
  176. Marshall 8100 Power Amp help
  177. Douglas Self adds more Wireless World articles
  178. MJL/W3281/1302 fakery ?
  179. testing amps with square waves
  180. Adding caps to commercial amp's switching power supply
  181. Is 15-0-15 supply A/C?
  182. output voltage/current
  183. Tekko Audio Labs releases its first complete amp module
  184. Help please with OpAmp circuit - Guitar Signal Phase Reverse
  185. Improvement for Bass
  186. Pete Millet 8903 s/w on Windows 7....
  187. opamp output - how to make its impedance higher?
  188. Stk 439 HMV Japan, Popping powerswitch
  189. DIY-GENE A700 Mark Levinson Clone
  190. Square Law Class A Amps
  191. Pre or Power amp volume?
  192. Driving 25V speakers
  193. Interesting Siemens monoblocks I happened upon...
  194. sap17
  195. Threshold S-150 II
  196. small solid state amplifier for high fidelity receiver needed
  197. SE Preamp With Moderate Current NFB
  198. Best Amplifier Sound
  199. Behringer A500 - Buzz at Full Volume
  200. Denon POA 2400 A Amplifier
  201. Help for Mac MC502
  202. Q-bass 100
  203. Arcam fmj a22 it go bang
  204. Hafler 9270 Troubleshooting Help
  205. ♫♪ My little cheap Circlophoneİ ♫♪
  206. Threshold Stasis 2 imput impedence
  207. QSC USA 900
  208. Cyrus 2 hum
  209. looking for Randall RH 100 G2 schematics
  210. MA-6100 Capacitor Questions
  211. Multiple thermal compensation transistors ?
  212. Doxa 70B , 70SE, signature!
  213. Replacements for workhorse transistors
  214. Using a Class D Amp at Home?
  215. Need Help Biasing a Trace Elliot AH250 MkIV
  216. need good heatshinks for high power amp ......
  217. Fixing an Adcom GFA-5500: -20db bass attenenuation on both channels
  218. BTL TDA7294
  219. amplifier using AN7161
  220. Marshall avt 150. TDA 7293 issues
  221. Input Cap Rotel RB981
  222. Paraprob hca-2003
  223. reed relay question
  224. Allison(ish) driver/bias stage for Mosfets
  225. Intermodulation Distortion Values below THD Values by SS Amps - is this possible ??
  226. NAD 3130
  227. Hafler DH220 quiescent current
  228. speaker relay type sony TA-N77ES
  229. Luxman rx-101 blown channel repair
  230. Pioneer sx 727 resto? Help!
  231. soundbarrier
  232. 2n3055 amp claims 200 to 220 watt
  233. What happened to the "digital amp revolution"?
  234. Harmon Kardon PM 665vxi
  235. Pushing SINGLE Pair of MJL4281A/4302A to the max limits at lower impedance
  236. Anyone built this power Diamond Buffer amp ?
  237. BGW 7000 Replacement Transistors
  238. yamaha ax 470 problem
  239. P3A vs LM4702 AMP's
  240. My new leach amp
  241. Working on an Allison biased class A ~25W
  242. Looking for a tech
  243. Peavey's DDT and DECA - looking for Informations
  244. Integrated No NFB Son of Follower
  245. Why a so high value for input cap?
  246. Adcom GFP 555 II Pre Amp Switch Problem
  247. stereo NPN amp
  248. DC blocker diode/cap orientation
  249. InterM M700/1000 Amp Board Needed
  250. Vbe problems ... I'm going nuts !!

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