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  1. 8x MicPreamp
  2. Custom Volume Control
  3. Bigger caps on Ayre V5xe ?
  4. Advice on volume control repair
  5. NAD 3140 service manual>>>anyone?
  6. What type of capacitor is needed for Ground Loop Breaker?
  7. Replacing STK 3122 III for STK 3152 originals or 3122 III Generics?
  8. Rotel RB-990BX Blown Channel Help
  9. WNA Class AB 125W Mosfet Amp Schematic Discussion
  10. Better Sounding Transistor?
  11. class A amp with transistors sound better with 200ma bias per trans x 5
  12. toshiba 2SC5949 2SA2121 better than 5200 1943?
  13. A good mono block case deal
  14. NAD 3020e - Clicking Sound - Troubleshooting
  15. sk170 sj74
  16. Cyrus Two upgrade, tweaks.
  17. Please help
  18. a question about mosfets matching
  19. possibility of single power supply for the LME49830 amps?
  20. bora omega
  21. Technics SU-V4 idle current and clamp voltage adjustment confusion
  22. Ampli Technics SU-C03
  23. Inverting SS Amplifiers Destroy Sound Quality
  24. what is Vref+ and Vref- in class H amplifier sch attached in the thread..
  25. Grommes G125M
  26. lm1875 bridge lm3886
  27. Musical Fidelity A5 Integrated
  28. Pioneer SA-7500
  29. splitting exising AV amp into separate boxes... worth it?
  30. Audio of Oregon CC-3 output transistor replacement
  31. Bryston 3B Repair procedure.
  32. ADCOM Transformer VA Rating Question
  33. sansui AU2900
  34. studiomaster vision 8 fault
  35. Local instabilities! Need help!
  36. Aura Evolution VA100 ii
  37. Fake 2N3055?
  38. hitachi hma-7500 mk2
  39. Repairing Bryston 3B, how to match biasing transistors
  40. INA217 Mic Preamp
  41. Cambridge Audio A500 - nothing from the pre-amp stage.
  42. Electronics World article
  43. Hafler DH120 & P125
  44. sakura av-2210 diagram
  45. TDA7293 2.1 Power amplifier board
  46. troubleshooting amp
  47. ZCA - Load resistor....
  48. TGM8 - an amplifier based on Rod Elliot P3a
  49. New amp design on elektor
  50. power amp - acceptable offset
  51. newbee phase splitter question
  52. Replacement MKP with long leads -- good idea?
  53. AMPLIMOS one stage
  54. Switching off amplifier makes pop noise
  55. Proton (NAD) 520 - replacement part
  56. Adcom GFA-545 Distortion LED Lit -w/schematic
  57. LME49810/11/30 without transistors?
  58. Moderator - I have a favor to ask regarding transistors for audio use
  59. Problem of noise when DIY Mosfet amp connected to sound card
  60. Amp for Usher S520 -MX50 SE or DX Blame ST?
  61. Suggest an Amp
  62. PCB for Amplifier with 2n3055/2mj2955
  63. Negative feedback?
  64. Parasound HCA 1000- Need Power Switch
  65. The "most powerful" Audio Transistors on today's market - Any experience with these ?
  66. Hi-Fi RIAA Phono Preamp
  67. Lme49810 with 2SC3263 & 2SA1294 output HELP!!!
  68. Bass speaker amplifier?
  69. cross-over problem
  70. Adjust your amplifier with a level!
  71. 70s Marantz PM 550 DC with silent left channel
  72. Voltage Controlled Attenuator
  73. SMT connection to copper pour?
  74. My stereo amplifiers produce mono output with stereo source!
  75. Are these 2 schematics good?
  76. quad 405 clone oscillation
  77. Nad T 763 hum in one channel but goes as warms up?
  78. Toshiba transistor recommendation for 50W Amplifier
  79. can one LME49810 drive one pair of 2sc5200 2sa1943?
  80. Very big polystyrene caps in size
  81. Tone control with frequency selector
  82. Quad 50
  83. Dx Juan layouts ideas PCB
  84. Dx Blame ST revisiting
  85. Jeff Rowland Coherence 1 - Schematic for the Modules wanted
  86. NAD 325BEE will not turn on
  87. GAS 500 Ampzilla, Thaedra II
  88. Recommendations for off-the-shelf amplifier?
  89. The question of feedback
  90. Safe Ampere Rating for 230VAC On/Off Switch for my Quad 405 Amplifier
  91. LJM L10-1 class a biasing
  92. ARCAM ALPHA 10 flashing red LED
  93. Threshold SA/4e & Threshold FET 10 hl
  94. Where did this amplifier board came from (VINTAGE!)
  95. Low noise transistor
  96. Amplifier with 2n3005/Mj2955
  97. marantz 16 bias/dc offset help
  98. Work In Progress... Leach Based Amplifier
  99. How to bias HK990
  100. VSSA Through-Hole-PCB build thread
  101. Jungson JA-88D crackling and static fixed!
  102. Diamond Differential Amplifier
  103. Constellation audio
  104. Please help with amp-decision
  105. Schematic download site
  106. Hafler DH500 PC-19 Problem
  107. KSW-12 with a blown amp (was told to post here)
  108. Complimentary pairs - matching other parameters
  109. Problem with a Dayton SA1000 Sub Amp
  110. YAMAHA PC 2002M POWER AMP
  111. Too much DC offset in P3A
  112. Exicon Lateral Mosfet doubts
  113. cheep zeners at Mouser
  114. Can someone give me more info about this amplifier?
  115. Testboard LME49830
  116. Schematic of NASA space antenna receivers or LNBs ?
  117. A1145 and C2705 interchangability?
  118. Acoustic Research S12HO
  119. Modify Luxman R-117 for DC offset Adjustment
  120. Making a simple Preamp
  121. OPA1642&LME49600 IV&AMP
  122. 60W simple Audio amplifier with TL071
  123. SKA 150watt monobloc build log. 3D designed chassis.
  124. Pathé Marconi PA 3511V
  125. Inserting a Lpad ....simples?
  126. Conrad Johnson's Solid State Amplifier Series "Motif"-new for me:Are there any Infos?
  127. balanced output Single Ended Class A
  128. Cyrus L,R balance
  129. Braiding yes or no
  130. Creek amp,hum noise
  131. Advent 300
  132. four star
  133. Question regarding BHC T-Net and Slitfoil Capacitor
  134. NAD 2100 input impedance/caps question
  135. B&K EX-442 Mods?
  136. Which amplifier is more stronger ?
  137. Benchmark has a NEW power amp.The best ?
  138. Luxman L-200
  139. nirvana amplifier
  140. Can I change capacitor for input transformer here?
  141. Newbie needs help with QSC MX700
  142. Kenwood L-09M Repairs
  143. Cyrus L,R balance
  144. Indicator lights out on my STA-2000?
  145. Battery to run small practice amp working but need help!
  146. Magnavox AstroSonic Imperial Switch on back
  147. MPF 102 Frustration
  148. Preamplifier heat
  149. Denon poa-2400 intermittent problem
  150. Recommend amp project for new member
  151. do all Amps need dc-protection ?
  152. Who is Lazy Cat and why is his amps so popular?
  153. TRANSISTOR SUBSTITUTEs
  154. RF Punch 60ix!
  155. Aragon 4004mkII: power light on, fuses all good, no sound
  156. Best Amplifier for £100
  157. Unknown connector???
  158. In what situation would a fuse on the primary windings help?
  159. Kenwood KA-3500 Amp hum transformator noise
  160. searching transistors
  161. schematics Kenwood km993
  162. Defektive processor Marantz SR-14!
  163. Grounded bridge implementation with LME49830?
  164. Matching of ECW20N20-Z easier as stated in the Profusionplc site
  165. what happens if the voltage of the output stage exceeds the VAS Stage in LME amps
  166. Drivers for the Exicon Lateral Mosfets? ECW20N20-Z n ECW20P20-Z
  167. Triangle TE-60 does anyone know how to bias?
  168. Yamaha MX-1000 pre amp question
  169. Yamaha MX-1000 pre amp question
  170. SOA Calculations
  171. Base current in a differential amplifier
  172. Sharp SX-9860
  173. Why so few SEPP designs ?
  174. how to remove the subsonic filter of my rega inteamp
  175. Faster VAS/driver transistors
  176. Touble with Rod Elliott´s M27A Poweramp distortion
  177. Transformer Input Mic Pre w/ 9V Battery + Spare Parts?
  178. Sansui output stage fault?
  179. Technics SE-A900SM2 Help
  180. AECA
  181. lm4702 with one pair 2sc5200 1943 bias at 1Amp per transistor at 22V?
  182. Amp Topology
  183. How to make a low distortion lateral MOSFET amplifier?
  184. Oil cap question
  185. Sansui AU-X1 restoration almost finished...but
  186. Keantoken-H Amplifiers
  187. resistors with long legs
  188. OP-amp + Class A MOSFET follower
  189. Magnetic_Induction_Loop
  190. GLA (good little amp) "survivor"
  191. RX-V1 Lightning Damage
  192. Onkyo M-504 Protection Circuit
  193. Using error correction methods with lateral MOSFETs
  194. Schematic for Mackie arm 1801 sub
  195. Make a serius PA amp from old damaged amplifier
  196. How to put a tone defeat mod to my amp?
  197. possibility of LME49810 without Negative feedback?
  198. Number of paralleled output MOSFETs! Please help me here!
  199. Dx Super A builder's thread
  200. Respected and reliable manufacturers
  201. Revolution in A-B Class Amplifiers
  202. Problems with slew rate?
  203. Gate protection with zener/diode combination
  204. HCA-1000 Repairing Left Channel
  205. sony st-242s tuner
  206. Pioneer A-0012/A-27
  207. Audioanalyse PA90 mod, help?!
  208. Lamp set for Mcintosh MA6400
  209. Rebuilding Harman Kardon Citation 16A! Please help!!
  210. MC-2105 Pot/Switch Cleaning ?
  211. bridging (BTL mode) P3A amplifiers
  212. This amps can survive in the real world?
  213. Nonlinearities in a tube amplifier
  214. Roksan Kandy MK3 upgrades
  215. Marantz 1250. Evolution in sound?
  216. Help
  217. Current Mirror
  218. LM4562 and LM4702 board - any thoughts?
  219. F5 output transistors blown?
  220. upgraded opamp - little sound from left channel?
  221. MOSFET output stage drivers
  222. wooden cabinet for SS power amplifier
  223. Prism Audio LA series amplifier modules, any opinions of their sound?
  224. 200W MOSFET CFA amp
  225. Demonstrating that TPC and so-called "TMC" are related
  226. AX11 PSU CIRCUIT PROBLEMS
  227. Making more powerful amps. Voltage ratings of my op-amps are being exceeded
  228. Single Supply Class AB amplifier and PSU. Regulated,capacitance multiplier,or both??
  229. Where have all the Low Noise Transistors Gone?
  230. Pioneer A400 How Can I Connect An External Phono Stage
  231. need suggestion for modd my hiraga le classe a 30 watts
  232. Jfet Idss Tester
  233. Good integrated amp - Sony TA-700ES
  234. Current Dumping Amplifier
  235. A simple Class A Follower
  236. substitute for 2sd1266 and ksd2058
  237. BGW 250D power transistors
  238. Sydney repair for rare Quantum 202 amp?
  239. SWR SM-900 Power Supply Filter Board
  240. Compensation Advice Needed
  241. NYTECH Audio is back ....
  242. Witched Marantz model 2252
  243. Kenwood KA-1500 crackling
  244. Where to buy Amplifier enclosures in South Africa
  245. Best noise performance with what SMD?
  246. Crown XLS 402 with weird oscillation
  247. luxman M-03 impedance
  248. DC coupled preamp?
  249. rcf mfa 1200 power ampl circuit
  250. amplifier PCB, question on overall grounding layout

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