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  1. NEED A 600W@4E AMP .............WHICH TO START WITH
  2. Distorts after about twenty minutes
  3. Faulty transistor?
  4. mjl
  5. What amp/amps boards would you like to see produced for your project?
  6. My last PA
  7. Output Relays
  8. low output capacitance buffer?
  9. Nytech service manual
  10. 400watt/800watt irfp240 irfp9240 audio amplifier
  11. Why battle with Chinese board manufacturers?
  12. Negative output impedance
  13. trying to fix RANDALL RH-100 - need help
  14. P channel jfet preamp circuit
  15. TLE-2426 as "negative" virtual ground?
  16. In need to solder!!
  17. Need help with my bi-amp system
  18. GFA-555 II Thermal
  19. eq mic
  20. Arcam delta 290 switch to Power amp mode
  21. M3/Sigma 11 Build check
  22. WHAT is this amps trafo ?
  23. Chinse DX amp compensation capacitor
  24. Ab International 322t
  25. Burns Orbit Three Guitar Amp info required
  26. Second loss for National and Semi Industry
  27. Tobey & Dinsdale amp in Wireless World
  28. Delay Amp power up using a relay.
  29. Carver PM1200 rail voltage and idle bias settings
  30. Heathkit AA 1640 mods
  31. NHT Subtwo (Amplifier)
  32. new vs old harman receivers
  33. finished AV400 help with problem
  34. Active crossover built into amp
  35. build NEW AV800 / AV1000 MOSFET AMP IRFP240 IRFP9240
  36. BC550-560 Symmetric with LATERAL Output - Hiraga style
  37. RD15ESB ZENER DIODE
  38. Help with several issues please: rewiring, blown B&K AVR507 updated to version 3, etc
  39. Proton D1200 Replacement Transistors
  40. Tecnics SU-Z1 to refurbish
  41. THE PHILIPS 22AH708
  42. Separate IPS and OPS boards?
  43. current source for class a se amp
  44. Sanken 2sa1216 and 2sc2922
  45. Marantz SR-18 Doesn't Turn On: Worth Repairing?
  46. Sumo Andromeda very early series schematics
  47. ONKYO TXNR509 DAC signal question
  48. Marantz PM7003 + Passive Pre Amp (stepped) questions
  49. 6N136 model
  50. Headphone amplifier
  51. Pls help identify resistors on pcb of a Mark Levinson 23.5
  52. Will that amp be as good as the author pretends?
  53. Reparing Sugden A 28
  54. Yet another amp - simple inverted with 10x gain, mosfet output stage
  55. Dynaco Stereo 400
  56. Will Tillman Preamp improve acoustic guitar sound?
  57. LEAD ACID BATTERY POWERED JLH CLASS A
  58. Monoblock amp hot at idle compared to its brother
  59. High power AMP design
  60. How can one tell if it is a lateral MOSFET
  61. Active 3 way system
  62. Correct bias setting for mosfet amp w/out scope?
  63. Suggest me an amp design!
  64. Pioneer SX-980 Help!
  65. Layout critique
  66. Pioneer A300R phono stage
  67. All electric diagram for Sunden A28
  68. setting bias mosfet amp
  69. setting bias mosfet amp
  70. pioneer A400 speaker pop
  71. Bruel & Kjaer 2610 service manual needed
  72. Amplifier cooling, Dx variable speed fan blower
  73. Is it audio heresy to put some new guts in to a vintage Sony 3140f 35 watt power amp?
  74. Noob here. GFA565 running hot.
  75. Sumo Andromeda II question about shorting connectors
  76. accurate sound for deep scene
  77. pioneer A400
  78. the Perfect preamplifier jfet
  79. Electrocompaniet AW 180M adjustments
  80. where is the input in this thing?!
  81. yammy ax 470 (pt 2)
  82. Modding Vincent amplifier - tips needed
  83. What can I replace the 2SK370 and 2SJ108 with?
  84. JLH Headphone Class A
  85. How do I test a TDA2050 to see if it's good?
  86. nad 3020 volume control
  87. radioam232 located on youtube
  88. Carver M-500 blows capacitor
  89. Power MOSFET at Audio?
  90. Need Schematic for .5 to 1W Guitar Amp
  91. R2R Attenuator for Volume Control without Transition Contacts in the Signal Path
  92. SOLID STATE AMP KIT FOR BEGINNGERS? NEED SOME DIRECTION
  93. Large signal distortion in pre/VA stage
  94. Old design
  95. Determing current dump from output transistors
  96. Why do solid state guitar amps need so many op amps?
  97. darligton Leslie
  98. about the Denon PMA-700 amp
  99. Ebay KSA50 needs 2 voltages?
  100. Possible Threshold S/300 problem
  101. Help Needed - Sony SS120A chip amplifier
  102. Yamaha A-6a schematic needed
  103. REPAIRING an Electro voice 1144
  104. PCB STK4048XI, PS PCB..
  105. Has anybody Burmester or AVM schematics?
  106. Studio Project C1 preamp MOD
  107. MF A100 fans problem
  108. LT1166 bias IC
  109. yahama A-S1000 advice
  110. Crown XS700 Bias question - (schematics posted)
  111. zener base drive clamp
  112. Heatsink Question
  113. Advice on burned transistor replacement?
  114. Help on Source Follower output
  115. Need Schematic for PPI A1200.2
  116. JVC AX-Z911 right ch. broken, caps gone, voltage?
  117. My new design of differential buffer I/O board for fully balanced design
  118. Need a simple audio preamp schematic
  119. Help With ppi A1200.2
  120. LM1972 Audio Attenuator and XLR Balanced to Unbalanced
  121. Pioneer A400 - A familiar Problem?
  122. BGW 750 F/G manual or schematic
  123. Fake components?
  124. Want to convert Hafler to 220v
  125. Crown PS-400 power amp is oscillating on channel 2
  126. Marantz Model 250 Power Amp repair
  127. Crown 602 XLS Power Issue
  128. Ground Plane Prototyping
  129. Model 0147 DIY Kit from 47 labs.
  130. Best method for household FM xmitter
  131. How to diagnose an old receiver?
  132. NAD 218 THX with dead channel
  133. PIONEER A733
  134. How do you test your amp for stability / oscillation ?
  135. Selector switch for old B&K Pro5
  136. Need Software for Yamaha RX-Z9 Receiver
  137. Naim Nait circuit
  138. Advantage of multiple lower value capacitors in power supply
  139. SWTPC Tigersaurus 250W Amp Simulation
  140. A new bie's try on making discrete opamp
  141. Audiolab 8200CDQ
  142. Randall RH100 G2 preamp
  143. How to fix idle noise on 50 year old Bang and Olufsen
  144. ESP Project 03 Bias/Oscillation Problems
  145. 1/f noise in transistors
  146. Power supply for LM3915/LM3916 vu meter
  147. Distorted ouputs, need more assistance please
  148. Marshall 8100 Power Amp help
  149. Douglas Self adds more Wireless World articles
  150. MJL/W3281/1302 fakery ?
  151. testing amps with square waves
  152. Adding caps to commercial amp's switching power supply
  153. Is 15-0-15 supply A/C?
  154. output voltage/current
  155. Tekko Audio Labs releases its first complete amp module
  156. Help please with OpAmp circuit - Guitar Signal Phase Reverse
  157. Improvement for Bass
  158. Pete Millet 8903 s/w on Windows 7....
  159. opamp output - how to make its impedance higher?
  160. Stk 439 HMV Japan, Popping powerswitch
  161. DIY-GENE A700 Mark Levinson Clone
  162. Square Law Class A Amps
  163. Pre or Power amp volume?
  164. Driving 25V speakers
  165. Interesting Siemens monoblocks I happened upon...
  166. sap17
  167. Threshold S-150 II
  168. small solid state amplifier for high fidelity receiver needed
  169. SE Preamp With Moderate Current NFB
  170. Best Amplifier Sound
  171. Behringer A500 - Buzz at Full Volume
  172. Denon POA 2400 A Amplifier
  173. Help for Mac MC502
  174. Q-bass 100
  175. Arcam fmj a22 it go bang
  176. Hafler 9270 Troubleshooting Help
  177. ♫♪ My little cheap Circlophoneİ ♫♪
  178. Threshold Stasis 2 imput impedence
  179. QSC USA 900
  180. Cyrus 2 hum
  181. looking for Randall RH 100 G2 schematics
  182. MA-6100 Capacitor Questions
  183. Multiple thermal compensation transistors ?
  184. Doxa 70B , 70SE, signature!
  185. Replacements for workhorse transistors
  186. Using a Class D Amp at Home?
  187. Need Help Biasing a Trace Elliot AH250 MkIV
  188. need good heatshinks for high power amp ......
  189. Fixing an Adcom GFA-5500: -20db bass attenenuation on both channels
  190. BTL TDA7294
  191. amplifier using AN7161
  192. Marshall avt 150. TDA 7293 issues
  193. Input Cap Rotel RB981
  194. Paraprob hca-2003
  195. reed relay question
  196. Allison(ish) driver/bias stage for Mosfets
  197. Intermodulation Distortion Values below THD Values by SS Amps - is this possible ??
  198. NAD 3130
  199. Hafler DH220 quiescent current
  200. speaker relay type sony TA-N77ES
  201. Luxman rx-101 blown channel repair
  202. Pioneer sx 727 resto? Help!
  203. soundbarrier
  204. 2n3055 amp claims 200 to 220 watt
  205. What happened to the "digital amp revolution"?
  206. Harmon Kardon PM 665vxi
  207. Pushing SINGLE Pair of MJL4281A/4302A to the max limits at lower impedance
  208. Anyone built this power Diamond Buffer amp ?
  209. BGW 7000 Replacement Transistors
  210. yamaha ax 470 problem
  211. P3A vs LM4702 AMP's
  212. My new leach amp
  213. Working on an Allison biased class A ~25W
  214. Looking for a tech
  215. Peavey's DDT and DECA - looking for Informations
  216. Integrated No NFB Son of Follower
  217. Why a so high value for input cap?
  218. Adcom GFP 555 II Pre Amp Switch Problem
  219. stereo NPN amp
  220. DC blocker diode/cap orientation
  221. InterM M700/1000 Amp Board Needed
  222. Vbe problems ... I'm going nuts !!
  223. Which resistor do I measure to set bias?
  224. Input Decoupling Cap
  225. Ahuja Amplifier
  226. Velleman VPA 2200 MB
  227. DIY Amp for BAMTM
  228. Dukane 1A921B w/ OPT ... what to do with 'em?
  229. Help with diagnosis of Technics SU-V90D problem
  230. Power amp Problem
  231. Help with Onkyo M-501
  232. Capacitor gives shock during charging
  233. Carver TFM-55X Mag field PS regulator problem
  234. HELP - SONY XO-3 No Tuner output
  235. Balanced input buffer
  236. What was so special about the Krells with low impedance speakers
  237. Commercial Audio Brands: N-Ch/NPN only output devices in a push pull power follower
  238. Help designing double differential symmetrical amp
  239. Sony TA-F35 help
  240. Cello Encore pre amp voltage conversion
  241. Simple SS mono amp?
  242. good output transistors for amplifiers ?
  243. Powerunit capacitors for HPA nxV200/201
  244. Any Spice models for Lateral Fets ALF20N20 or ALF20P20??
  245. marantz model 250 power amp. Should I fix or make a gainclone out of it
  246. IMG STA-160 - trouble again...
  247. SPICE SIMULATION
  248. SC480 Amp Questions
  249. a volume control ....
  250. Mounting an amp vertically

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