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  1. Cyrus Two upgrade, tweaks.
  2. Please help
  3. a question about mosfets matching
  4. possibility of single power supply for the LME49830 amps?
  5. bora omega
  6. Technics SU-V4 idle current and clamp voltage adjustment confusion
  7. Ampli Technics SU-C03
  8. Inverting SS Amplifiers Destroy Sound Quality
  9. what is Vref+ and Vref- in class H amplifier sch attached in the thread..
  10. Grommes G125M
  11. lm1875 bridge lm3886
  12. Musical Fidelity A5 Integrated
  13. Pioneer SA-7500
  14. splitting exising AV amp into separate boxes... worth it?
  15. Audio of Oregon CC-3 output transistor replacement
  16. Bryston 3B Repair procedure.
  17. ADCOM Transformer VA Rating Question
  18. sansui AU2900
  19. studiomaster vision 8 fault
  20. Local instabilities! Need help!
  21. Aura Evolution VA100 ii
  22. Fake 2N3055?
  23. hitachi hma-7500 mk2
  24. Repairing Bryston 3B, how to match biasing transistors
  25. INA217 Mic Preamp
  26. Cambridge Audio A500 - nothing from the pre-amp stage.
  27. Electronics World article
  28. Hafler DH120 & P125
  29. sakura av-2210 diagram
  30. TDA7293 2.1 Power amplifier board
  31. troubleshooting amp
  32. ZCA - Load resistor....
  33. TGM8 - an amplifier based on Rod Elliot P3a
  34. New amp design on elektor
  35. power amp - acceptable offset
  36. newbee phase splitter question
  37. Replacement MKP with long leads -- good idea?
  38. AMPLIMOS one stage
  39. Switching off amplifier makes pop noise
  40. Proton (NAD) 520 - replacement part
  41. Adcom GFA-545 Distortion LED Lit -w/schematic
  42. LME49810/11/30 without transistors?
  43. Moderator - I have a favor to ask regarding transistors for audio use
  44. Problem of noise when DIY Mosfet amp connected to sound card
  45. Amp for Usher S520 -MX50 SE or DX Blame ST?
  46. Suggest an Amp
  47. PCB for Amplifier with 2n3055/2mj2955
  48. Negative feedback?
  49. Parasound HCA 1000- Need Power Switch
  50. The "most powerful" Audio Transistors on today's market - Any experience with these ?
  51. Hi-Fi RIAA Phono Preamp
  52. Lme49810 with 2SC3263 & 2SA1294 output HELP!!!
  53. Bass speaker amplifier?
  54. cross-over problem
  55. Adjust your amplifier with a level!
  56. 70s Marantz PM 550 DC with silent left channel
  57. Voltage Controlled Attenuator
  58. SMT connection to copper pour?
  59. My stereo amplifiers produce mono output with stereo source!
  60. Are these 2 schematics good?
  61. quad 405 clone oscillation
  62. Nad T 763 hum in one channel but goes as warms up?
  63. Toshiba transistor recommendation for 50W Amplifier
  64. can one LME49810 drive one pair of 2sc5200 2sa1943?
  65. Very big polystyrene caps in size
  66. Tone control with frequency selector
  67. Quad 50
  68. Dx Juan layouts ideas PCB
  69. Dx Blame ST revisiting
  70. Jeff Rowland Coherence 1 - Schematic for the Modules wanted
  71. NAD 325BEE will not turn on
  72. GAS 500 Ampzilla, Thaedra II
  73. Recommendations for off-the-shelf amplifier?
  74. The question of feedback
  75. Safe Ampere Rating for 230VAC On/Off Switch for my Quad 405 Amplifier
  76. LJM L10-1 class a biasing
  77. ARCAM ALPHA 10 flashing red LED
  78. Threshold SA/4e & Threshold FET 10 hl
  79. Where did this amplifier board came from (VINTAGE!)
  80. Low noise transistor
  81. Amplifier with 2n3005/Mj2955
  82. marantz 16 bias/dc offset help
  83. Work In Progress... Leach Based Amplifier
  84. How to bias HK990
  85. VSSA Through-Hole-PCB build thread
  86. Jungson JA-88D crackling and static fixed!
  87. Diamond Differential Amplifier
  88. Constellation audio
  89. Please help with amp-decision
  90. Schematic download site
  91. Hafler DH500 PC-19 Problem
  92. KSW-12 with a blown amp (was told to post here)
  93. Complimentary pairs - matching other parameters
  94. Problem with a Dayton SA1000 Sub Amp
  95. YAMAHA PC 2002M POWER AMP
  96. Too much DC offset in P3A
  97. Exicon Lateral Mosfet doubts
  98. cheep zeners at Mouser
  99. Can someone give me more info about this amplifier?
  100. Testboard LME49830
  101. Schematic of NASA space antenna receivers or LNBs ?
  102. A1145 and C2705 interchangability?
  103. Acoustic Research S12HO
  104. Modify Luxman R-117 for DC offset Adjustment
  105. Making a simple Preamp
  106. OPA1642&LME49600 IV&AMP
  107. 60W simple Audio amplifier with TL071
  108. SKA 150watt monobloc build log. 3D designed chassis.
  109. Pathé Marconi PA 3511V
  110. Inserting a Lpad ....simples?
  111. Conrad Johnson's Solid State Amplifier Series "Motif"-new for me:Are there any Infos?
  112. balanced output Single Ended Class A
  113. Cyrus L,R balance
  114. Braiding yes or no
  115. Creek amp,hum noise
  116. Advent 300
  117. four star
  118. Question regarding BHC T-Net and Slitfoil Capacitor
  119. NAD 2100 input impedance/caps question
  120. B&K EX-442 Mods?
  121. Which amplifier is more stronger ?
  122. Benchmark has a NEW power amp.The best ?
  123. Luxman L-200
  124. nirvana amplifier
  125. Can I change capacitor for input transformer here?
  126. Newbie needs help with QSC MX700
  127. Kenwood L-09M Repairs
  128. Cyrus L,R balance
  129. Indicator lights out on my STA-2000?
  130. Battery to run small practice amp working but need help!
  131. Magnavox AstroSonic Imperial Switch on back
  132. MPF 102 Frustration
  133. Preamplifier heat
  134. Denon poa-2400 intermittent problem
  135. Recommend amp project for new member
  136. do all Amps need dc-protection ?
  137. Who is Lazy Cat and why is his amps so popular?
  138. TRANSISTOR SUBSTITUTEs
  139. RF Punch 60ix!
  140. Aragon 4004mkII: power light on, fuses all good, no sound
  141. Best Amplifier for £100
  142. Unknown connector???
  143. In what situation would a fuse on the primary windings help?
  144. Kenwood KA-3500 Amp hum transformator noise
  145. searching transistors
  146. schematics Kenwood km993
  147. Defektive processor Marantz SR-14!
  148. Grounded bridge implementation with LME49830?
  149. Matching of ECW20N20-Z easier as stated in the Profusionplc site
  150. what happens if the voltage of the output stage exceeds the VAS Stage in LME amps
  151. Drivers for the Exicon Lateral Mosfets? ECW20N20-Z n ECW20P20-Z
  152. Triangle TE-60 does anyone know how to bias?
  153. Yamaha MX-1000 pre amp question
  154. Yamaha MX-1000 pre amp question
  155. SOA Calculations
  156. Base current in a differential amplifier
  157. Sharp SX-9860
  158. Why so few SEPP designs ?
  159. how to remove the subsonic filter of my rega inteamp
  160. Faster VAS/driver transistors
  161. Touble with Rod Elliott´s M27A Poweramp distortion
  162. Transformer Input Mic Pre w/ 9V Battery + Spare Parts?
  163. Schematic for Behringer Eurolive B1500 Pro
  164. Sansui output stage fault?
  165. Technics SE-A900SM2 Help
  166. AECA
  167. lm4702 with one pair 2sc5200 1943 bias at 1Amp per transistor at 22V?
  168. Amp Topology
  169. How to make a low distortion lateral MOSFET amplifier?
  170. Oil cap question
  171. Sansui AU-X1 restoration almost finished...but
  172. Keantoken-H Amplifiers
  173. resistors with long legs
  174. OP-amp + Class A MOSFET follower
  175. Magnetic_Induction_Loop
  176. GLA (good little amp) "survivor"
  177. RX-V1 Lightning Damage
  178. Onkyo M-504 Protection Circuit
  179. Using error correction methods with lateral MOSFETs
  180. Schematic for Mackie arm 1801 sub
  181. Make a serius PA amp from old damaged amplifier
  182. How to put a tone defeat mod to my amp?
  183. possibility of LME49810 without Negative feedback?
  184. Number of paralleled output MOSFETs! Please help me here!
  185. Behringer epa900 schematic
  186. Dx Super A builder's thread
  187. Respected and reliable manufacturers
  188. Revolution in A-B Class Amplifiers
  189. Problems with slew rate?
  190. Gate protection with zener/diode combination
  191. HCA-1000 Repairing Left Channel
  192. sony st-242s tuner
  193. Pioneer A-0012/A-27
  194. Audioanalyse PA90 mod, help?!
  195. Lamp set for Mcintosh MA6400
  196. Rebuilding Harman Kardon Citation 16A! Please help!!
  197. MC-2105 Pot/Switch Cleaning ?
  198. bridging (BTL mode) P3A amplifiers
  199. This amps can survive in the real world?
  200. Nonlinearities in a tube amplifier
  201. Roksan Kandy MK3 upgrades
  202. Marantz 1250. Evolution in sound?
  203. Help
  204. Current Mirror
  205. LM4562 and LM4702 board - any thoughts?
  206. F5 output transistors blown?
  207. upgraded opamp - little sound from left channel?
  208. MOSFET output stage drivers
  209. wooden cabinet for SS power amplifier
  210. Prism Audio LA series amplifier modules, any opinions of their sound?
  211. 200W MOSFET CFA amp
  212. Demonstrating that TPC and so-called "TMC" are related
  213. AX11 PSU CIRCUIT PROBLEMS
  214. Making more powerful amps. Voltage ratings of my op-amps are being exceeded
  215. Single Supply Class AB amplifier and PSU. Regulated,capacitance multiplier,or both??
  216. Where have all the Low Noise Transistors Gone?
  217. Pioneer A400 How Can I Connect An External Phono Stage
  218. need suggestion for modd my hiraga le classe a 30 watts
  219. Jfet Idss Tester
  220. Good integrated amp - Sony TA-700ES
  221. Current Dumping Amplifier
  222. A simple Class A Follower
  223. substitute for 2sd1266 and ksd2058
  224. BGW 250D power transistors
  225. Sydney repair for rare Quantum 202 amp?
  226. SWR SM-900 Power Supply Filter Board
  227. Compensation Advice Needed
  228. NYTECH Audio is back ....
  229. Peavey pv 2000 outputs
  230. Witched Marantz model 2252
  231. Kenwood KA-1500 crackling
  232. Where to buy Amplifier enclosures in South Africa
  233. Best noise performance with what SMD?
  234. Crown XLS 402 with weird oscillation
  235. Issues with a solid state Marshall Guitar Amp
  236. luxman M-03 impedance
  237. Fixing my Behringer A 500 amplifier
  238. DC coupled preamp?
  239. solid state organ amp conversion to guitar
  240. rcf mfa 1200 power ampl circuit
  241. amplifier PCB, question on overall grounding layout
  242. Combining the best of Input and Miller Compensation in lme49830?
  243. 20k hz and beyond?
  244. Carver Receiver and DC Offset
  245. Output DC block protection: still necessary?
  246. Help With Hafler P4000 VDC on output
  247. LSJ74
  248. Hello
  249. Lateral mosfet Protection Characteristics
  250. USB AD/DA card for amp measurements?

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