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  1. What amp/amps boards would you like to see produced for your project?
  2. My last PA
  3. Output Relays
  4. low output capacitance buffer?
  5. Nytech service manual
  6. 400watt/800watt irfp240 irfp9240 audio amplifier
  7. Why battle with Chinese board manufacturers?
  8. Negative output impedance
  9. trying to fix RANDALL RH-100 - need help
  10. P channel jfet preamp circuit
  11. TLE-2426 as "negative" virtual ground?
  12. In need to solder!!
  13. Need help with my bi-amp system
  14. GFA-555 II Thermal
  15. eq mic
  16. Arcam delta 290 switch to Power amp mode
  17. M3/Sigma 11 Build check
  18. WHAT is this amps trafo ?
  19. Chinse DX amp compensation capacitor
  20. Ab International 322t
  21. Second loss for National and Semi Industry
  22. Tobey & Dinsdale amp in Wireless World
  23. Delay Amp power up using a relay.
  24. Carver PM1200 rail voltage and idle bias settings
  25. Heathkit AA 1640 mods
  26. NHT Subtwo (Amplifier)
  27. new vs old harman receivers
  28. finished AV400 help with problem
  29. Active crossover built into amp
  30. build NEW AV800 / AV1000 MOSFET AMP IRFP240 IRFP9240
  31. BC550-560 Symmetric with LATERAL Output - Hiraga style
  32. RD15ESB ZENER DIODE
  33. Help with several issues please: rewiring, blown B&K AVR507 updated to version 3, etc
  34. Proton D1200 Replacement Transistors
  35. Tecnics SU-Z1 to refurbish
  36. THE PHILIPS 22AH708
  37. Separate IPS and OPS boards?
  38. current source for class a se amp
  39. Sanken 2sa1216 and 2sc2922
  40. Marantz SR-18 Doesn't Turn On: Worth Repairing?
  41. Sumo Andromeda very early series schematics
  42. ONKYO TXNR509 DAC signal question
  43. Marantz PM7003 + Passive Pre Amp (stepped) questions
  44. 6N136 model
  45. Headphone amplifier
  46. Pls help identify resistors on pcb of a Mark Levinson 23.5
  47. Will that amp be as good as the author pretends?
  48. Reparing Sugden A 28
  49. Yet another amp - simple inverted with 10x gain, mosfet output stage
  50. Dynaco Stereo 400
  51. LEAD ACID BATTERY POWERED JLH CLASS A
  52. Monoblock amp hot at idle compared to its brother
  53. High power AMP design
  54. How can one tell if it is a lateral MOSFET
  55. Active 3 way system
  56. Correct bias setting for mosfet amp w/out scope?
  57. Suggest me an amp design!
  58. Pioneer SX-980 Help!
  59. Layout critique
  60. Pioneer A300R phono stage
  61. All electric diagram for Sunden A28
  62. setting bias mosfet amp
  63. setting bias mosfet amp
  64. pioneer A400 speaker pop
  65. Bruel & Kjaer 2610 service manual needed
  66. Amplifier cooling, Dx variable speed fan blower
  67. Is it audio heresy to put some new guts in to a vintage Sony 3140f 35 watt power amp?
  68. Noob here. GFA565 running hot.
  69. Sumo Andromeda II question about shorting connectors
  70. accurate sound for deep scene
  71. pioneer A400
  72. the Perfect preamplifier jfet
  73. Electrocompaniet AW 180M adjustments
  74. where is the input in this thing?!
  75. yammy ax 470 (pt 2)
  76. Modding Vincent amplifier - tips needed
  77. What can I replace the 2SK370 and 2SJ108 with?
  78. JLH Headphone Class A
  79. How do I test a TDA2050 to see if it's good?
  80. nad 3020 volume control
  81. radioam232 located on youtube
  82. Carver M-500 blows capacitor
  83. Power MOSFET at Audio?
  84. R2R Attenuator for Volume Control without Transition Contacts in the Signal Path
  85. SOLID STATE AMP KIT FOR BEGINNGERS? NEED SOME DIRECTION
  86. Large signal distortion in pre/VA stage
  87. Old design
  88. Determing current dump from output transistors
  89. darligton Leslie
  90. about the Denon PMA-700 amp
  91. Ebay KSA50 needs 2 voltages?
  92. Possible Threshold S/300 problem
  93. Help Needed - Sony SS120A chip amplifier
  94. Yamaha A-6a schematic needed
  95. REPAIRING an Electro voice 1144
  96. PCB STK4048XI, PS PCB..
  97. Has anybody Burmester or AVM schematics?
  98. Studio Project C1 preamp MOD
  99. MF A100 fans problem
  100. LT1166 bias IC
  101. yahama A-S1000 advice
  102. Crown XS700 Bias question - (schematics posted)
  103. zener base drive clamp
  104. Heatsink Question
  105. Advice on burned transistor replacement?
  106. Help on Source Follower output
  107. Need Schematic for PPI A1200.2
  108. JVC AX-Z911 right ch. broken, caps gone, voltage?
  109. My new design of differential buffer I/O board for fully balanced design
  110. Need a simple audio preamp schematic
  111. Help With ppi A1200.2
  112. LM1972 Audio Attenuator and XLR Balanced to Unbalanced
  113. Pioneer A400 - A familiar Problem?
  114. BGW 750 F/G manual or schematic
  115. Fake components?
  116. Want to convert Hafler to 220v
  117. Crown PS-400 power amp is oscillating on channel 2
  118. Marantz Model 250 Power Amp repair
  119. Crown 602 XLS Power Issue
  120. Ground Plane Prototyping
  121. Model 0147 DIY Kit from 47 labs.
  122. Best method for household FM xmitter
  123. How to diagnose an old receiver?
  124. NAD 218 THX with dead channel
  125. PIONEER A733
  126. How do you test your amp for stability / oscillation ?
  127. Selector switch for old B&K Pro5
  128. Need Software for Yamaha RX-Z9 Receiver
  129. Naim Nait circuit
  130. Advantage of multiple lower value capacitors in power supply
  131. SWTPC Tigersaurus 250W Amp Simulation
  132. A new bie's try on making discrete opamp
  133. Audiolab 8200CDQ
  134. Randall RH100 G2 preamp
  135. How to fix idle noise on 50 year old Bang and Olufsen
  136. ESP Project 03 Bias/Oscillation Problems
  137. 1/f noise in transistors
  138. Power supply for LM3915/LM3916 vu meter
  139. Distorted ouputs, need more assistance please
  140. Douglas Self adds more Wireless World articles
  141. MJL/W3281/1302 fakery ?
  142. testing amps with square waves
  143. Adding caps to commercial amp's switching power supply
  144. Is 15-0-15 supply A/C?
  145. output voltage/current
  146. Tekko Audio Labs releases its first complete amp module
  147. Improvement for Bass
  148. Pete Millet 8903 s/w on Windows 7....
  149. opamp output - how to make its impedance higher?
  150. Stk 439 HMV Japan, Popping powerswitch
  151. DIY-GENE A700 Mark Levinson Clone
  152. Square Law Class A Amps
  153. Pre or Power amp volume?
  154. Driving 25V speakers
  155. Interesting Siemens monoblocks I happened upon...
  156. sap17
  157. Threshold S-150 II
  158. small solid state amplifier for high fidelity receiver needed
  159. SE Preamp With Moderate Current NFB
  160. Best Amplifier Sound
  161. Denon POA 2400 A Amplifier
  162. Help for Mac MC502
  163. Q-bass 100
  164. Arcam fmj a22 it go bang
  165. Hafler 9270 Troubleshooting Help
  166. ♫♪ My little cheap Circlophoneİ ♫♪
  167. Threshold Stasis 2 imput impedence
  168. QSC USA 900
  169. Cyrus 2 hum
  170. looking for Randall RH 100 G2 schematics
  171. MA-6100 Capacitor Questions
  172. Multiple thermal compensation transistors ?
  173. Doxa 70B , 70SE, signature!
  174. Replacements for workhorse transistors
  175. Using a Class D Amp at Home?
  176. Need Help Biasing a Trace Elliot AH250 MkIV
  177. need good heatshinks for high power amp ......
  178. Fixing an Adcom GFA-5500: -20db bass attenenuation on both channels
  179. BTL TDA7294
  180. amplifier using AN7161
  181. Input Cap Rotel RB981
  182. Paraprob hca-2003
  183. reed relay question
  184. Allison(ish) driver/bias stage for Mosfets
  185. Intermodulation Distortion Values below THD Values by SS Amps - is this possible ??
  186. NAD 3130
  187. Hafler DH220 quiescent current
  188. speaker relay type sony TA-N77ES
  189. Luxman rx-101 blown channel repair
  190. Pioneer sx 727 resto? Help!
  191. soundbarrier
  192. 2n3055 amp claims 200 to 220 watt
  193. What happened to the "digital amp revolution"?
  194. Harmon Kardon PM 665vxi
  195. Pushing SINGLE Pair of MJL4281A/4302A to the max limits at lower impedance
  196. Anyone built this power Diamond Buffer amp ?
  197. BGW 7000 Replacement Transistors
  198. yamaha ax 470 problem
  199. P3A vs LM4702 AMP's
  200. My new leach amp
  201. Working on an Allison biased class A ~25W
  202. Looking for a tech
  203. Integrated No NFB Son of Follower
  204. Why a so high value for input cap?
  205. Adcom GFP 555 II Pre Amp Switch Problem
  206. stereo NPN amp
  207. DC blocker diode/cap orientation
  208. InterM M700/1000 Amp Board Needed
  209. Vbe problems ... I'm going nuts !!
  210. Which resistor do I measure to set bias?
  211. Input Decoupling Cap
  212. Ahuja Amplifier
  213. Velleman VPA 2200 MB
  214. DIY Amp for BAMTM
  215. Dukane 1A921B w/ OPT ... what to do with 'em?
  216. Help with diagnosis of Technics SU-V90D problem
  217. Power amp Problem
  218. Help with Onkyo M-501
  219. Capacitor gives shock during charging
  220. Carver TFM-55X Mag field PS regulator problem
  221. HELP - SONY XO-3 No Tuner output
  222. Balanced input buffer
  223. What was so special about the Krells with low impedance speakers
  224. Commercial Audio Brands: N-Ch/NPN only output devices in a push pull power follower
  225. Help designing double differential symmetrical amp
  226. Sony TA-F35 help
  227. Cello Encore pre amp voltage conversion
  228. Simple SS mono amp?
  229. good output transistors for amplifiers ?
  230. Powerunit capacitors for HPA nxV200/201
  231. Any Spice models for Lateral Fets ALF20N20 or ALF20P20??
  232. marantz model 250 power amp. Should I fix or make a gainclone out of it
  233. IMG STA-160 - trouble again...
  234. SPICE SIMULATION
  235. SC480 Amp Questions
  236. a volume control ....
  237. Mounting an amp vertically
  238. Sugden A88
  239. Very Simple Low and High Pass Pre-Amp Filters Help
  240. How to upgrade an EV 1144?
  241. Wiggling around the biaspoint
  242. Problem with Proton D1200: any ideas?
  243. Adcom GFA-555 Blew main fuse after turning on in bridged mode
  244. Finding the psrr of an amplifier
  245. MTX Thunder 250X Protect
  246. Looking for info on amplifier kit
  247. Leach amp: bias current
  248. Mtx 250x Help with an id on a part
  249. Bipolar-MOSFET amp conversion: seeking opinions
  250. CFP multiple output pairs.

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