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  1. Which amp would you choose?
  2. low pass filter choice at input
  3. NEC X-10II
  4. re3doute
  5. lil Amp - Class A
  6. Advice needed for a 2cL power amp $800 limit
  7. Amp Recommendation under $1k
  8. 8x MicPreamp
  9. Custom Volume Control
  10. Bigger caps on Ayre V5xe ?
  11. Advice on volume control repair
  12. NAD 3140 service manual>>>anyone?
  13. What type of capacitor is needed for Ground Loop Breaker?
  14. Replacing STK 3122 III for STK 3152 originals or 3122 III Generics?
  15. Rotel RB-990BX Blown Channel Help
  16. WNA Class AB 125W Mosfet Amp Schematic Discussion
  17. Better Sounding Transistor?
  18. class A amp with transistors sound better with 200ma bias per trans x 5
  19. toshiba 2SC5949 2SA2121 better than 5200 1943?
  20. A good mono block case deal
  21. NAD 3020e - Clicking Sound - Troubleshooting
  22. sk170 sj74
  23. Peavey PV1500 piggy bank
  24. Cyrus Two upgrade, tweaks.
  25. Please help
  26. a question about mosfets matching
  27. possibility of single power supply for the LME49830 amps?
  28. bora omega
  29. Technics SU-V4 idle current and clamp voltage adjustment confusion
  30. Ampli Technics SU-C03
  31. Inverting SS Amplifiers Destroy Sound Quality
  32. what is Vref+ and Vref- in class H amplifier sch attached in the thread..
  33. Grommes G125M
  34. lm1875 bridge lm3886
  35. Musical Fidelity A5 Integrated
  36. Pioneer SA-7500
  37. splitting exising AV amp into separate boxes... worth it?
  38. Audio of Oregon CC-3 output transistor replacement
  39. Bryston 3B Repair procedure.
  40. ADCOM Transformer VA Rating Question
  41. sansui AU2900
  42. studiomaster vision 8 fault
  43. Local instabilities! Need help!
  44. Aura Evolution VA100 ii
  45. Fake 2N3055?
  46. hitachi hma-7500 mk2
  47. Repairing Bryston 3B, how to match biasing transistors
  48. INA217 Mic Preamp
  49. Cambridge Audio A500 - nothing from the pre-amp stage.
  50. Electronics World article
  51. Hafler DH120 & P125
  52. sakura av-2210 diagram
  53. TDA7293 2.1 Power amplifier board
  54. troubleshooting amp
  55. ZCA - Load resistor....
  56. TGM8 - an amplifier based on Rod Elliot P3a
  57. New amp design on elektor
  58. power amp - acceptable offset
  59. newbee phase splitter question
  60. Replacement MKP with long leads -- good idea?
  61. AMPLIMOS one stage
  62. Switching off amplifier makes pop noise
  63. Proton (NAD) 520 - replacement part
  64. Adcom GFA-545 Distortion LED Lit -w/schematic
  65. LME49810/11/30 without transistors?
  66. Moderator - I have a favor to ask regarding transistors for audio use
  67. Problem of noise when DIY Mosfet amp connected to sound card
  68. Amp for Usher S520 -MX50 SE or DX Blame ST?
  69. Suggest an Amp
  70. PCB for Amplifier with 2n3055/2mj2955
  71. Negative feedback?
  72. Parasound HCA 1000- Need Power Switch
  73. The "most powerful" Audio Transistors on today's market - Any experience with these ?
  74. Hi-Fi RIAA Phono Preamp
  75. Lme49810 with 2SC3263 & 2SA1294 output HELP!!!
  76. Bass speaker amplifier?
  77. cross-over problem
  78. Adjust your amplifier with a level!
  79. 70s Marantz PM 550 DC with silent left channel
  80. Voltage Controlled Attenuator
  81. SMT connection to copper pour?
  82. My stereo amplifiers produce mono output with stereo source!
  83. Are these 2 schematics good?
  84. quad 405 clone oscillation
  85. Nad T 763 hum in one channel but goes as warms up?
  86. Toshiba transistor recommendation for 50W Amplifier
  87. can one LME49810 drive one pair of 2sc5200 2sa1943?
  88. Very big polystyrene caps in size
  89. Tone control with frequency selector
  90. Quad 50
  91. Dx Juan layouts ideas PCB
  92. Dx Blame ST revisiting
  93. Jeff Rowland Coherence 1 - Schematic for the Modules wanted
  94. NAD 325BEE will not turn on
  95. GAS 500 Ampzilla, Thaedra II
  96. Recommendations for off-the-shelf amplifier?
  97. The question of feedback
  98. Safe Ampere Rating for 230VAC On/Off Switch for my Quad 405 Amplifier
  99. LJM L10-1 class a biasing
  100. ARCAM ALPHA 10 flashing red LED
  101. Threshold SA/4e & Threshold FET 10 hl
  102. Where did this amplifier board came from (VINTAGE!)
  103. Low noise transistor
  104. Amplifier with 2n3005/Mj2955
  105. marantz 16 bias/dc offset help
  106. Work In Progress... Leach Based Amplifier
  107. How to bias HK990
  108. VSSA Through-Hole-PCB build thread
  109. Jungson JA-88D crackling and static fixed!
  110. Diamond Differential Amplifier
  111. Constellation audio
  112. Please help with amp-decision
  113. Schematic download site
  114. Hafler DH500 PC-19 Problem
  115. KSW-12 with a blown amp (was told to post here)
  116. Complimentary pairs - matching other parameters
  117. Problem with a Dayton SA1000 Sub Amp
  118. YAMAHA PC 2002M POWER AMP
  119. Too much DC offset in P3A
  120. Exicon Lateral Mosfet doubts
  121. cheep zeners at Mouser
  122. Can someone give me more info about this amplifier?
  123. Testboard LME49830
  124. Schematic of NASA space antenna receivers or LNBs ?
  125. A1145 and C2705 interchangability?
  126. Acoustic Research S12HO
  127. Modify Luxman R-117 for DC offset Adjustment
  128. Making a simple Preamp
  129. OPA1642&LME49600 IV&AMP
  130. 60W simple Audio amplifier with TL071
  131. SKA 150watt monobloc build log. 3D designed chassis.
  132. Pathé Marconi PA 3511V
  133. Inserting a Lpad ....simples?
  134. Conrad Johnson's Solid State Amplifier Series "Motif"-new for me:Are there any Infos?
  135. balanced output Single Ended Class A
  136. Cyrus L,R balance
  137. Braiding yes or no
  138. Creek amp,hum noise
  139. Advent 300
  140. four star
  141. Question regarding BHC T-Net and Slitfoil Capacitor
  142. NAD 2100 input impedance/caps question
  143. B&K EX-442 Mods?
  144. Which amplifier is more stronger ?
  145. Benchmark has a NEW power amp.The best ?
  146. Luxman L-200
  147. nirvana amplifier
  148. Can I change capacitor for input transformer here?
  149. Newbie needs help with QSC MX700
  150. Kenwood L-09M Repairs
  151. Cyrus L,R balance
  152. Indicator lights out on my STA-2000?
  153. Battery to run small practice amp working but need help!
  154. Magnavox AstroSonic Imperial Switch on back
  155. MPF 102 Frustration
  156. Preamplifier heat
  157. Denon poa-2400 intermittent problem
  158. Recommend amp project for new member
  159. do all Amps need dc-protection ?
  160. Who is Lazy Cat and why is his amps so popular?
  161. TRANSISTOR SUBSTITUTEs
  162. RF Punch 60ix!
  163. Aragon 4004mkII: power light on, fuses all good, no sound
  164. Best Amplifier for £100
  165. Unknown connector???
  166. In what situation would a fuse on the primary windings help?
  167. Kenwood KA-3500 Amp hum transformator noise
  168. searching transistors
  169. schematics Kenwood km993
  170. Defektive processor Marantz SR-14!
  171. Grounded bridge implementation with LME49830?
  172. Matching of ECW20N20-Z easier as stated in the Profusionplc site
  173. what happens if the voltage of the output stage exceeds the VAS Stage in LME amps
  174. Drivers for the Exicon Lateral Mosfets? ECW20N20-Z n ECW20P20-Z
  175. Triangle TE-60 does anyone know how to bias?
  176. Yamaha MX-1000 pre amp question
  177. Yamaha MX-1000 pre amp question
  178. SOA Calculations
  179. Base current in a differential amplifier
  180. Sharp SX-9860
  181. Why so few SEPP designs ?
  182. how to remove the subsonic filter of my rega inteamp
  183. Faster VAS/driver transistors
  184. Touble with Rod Elliott´s M27A Poweramp distortion
  185. Transformer Input Mic Pre w/ 9V Battery + Spare Parts?
  186. Schematic for Behringer Eurolive B1500 Pro
  187. Sansui output stage fault?
  188. Technics SE-A900SM2 Help
  189. AECA
  190. lm4702 with one pair 2sc5200 1943 bias at 1Amp per transistor at 22V?
  191. Amp Topology
  192. How to make a low distortion lateral MOSFET amplifier?
  193. Oil cap question
  194. Sansui AU-X1 restoration almost finished...but
  195. Keantoken-H Amplifiers
  196. resistors with long legs
  197. OP-amp + Class A MOSFET follower
  198. Magnetic_Induction_Loop
  199. GLA (good little amp) "survivor"
  200. RX-V1 Lightning Damage
  201. Onkyo M-504 Protection Circuit
  202. Using error correction methods with lateral MOSFETs
  203. Schematic for Mackie arm 1801 sub
  204. Make a serius PA amp from old damaged amplifier
  205. How to put a tone defeat mod to my amp?
  206. possibility of LME49810 without Negative feedback?
  207. Number of paralleled output MOSFETs! Please help me here!
  208. Behringer epa900 schematic
  209. Dx Super A builder's thread
  210. Respected and reliable manufacturers
  211. Revolution in A-B Class Amplifiers
  212. Problems with slew rate?
  213. Gate protection with zener/diode combination
  214. HCA-1000 Repairing Left Channel
  215. sony st-242s tuner
  216. Pioneer A-0012/A-27
  217. Audioanalyse PA90 mod, help?!
  218. Lamp set for Mcintosh MA6400
  219. Rebuilding Harman Kardon Citation 16A! Please help!!
  220. MC-2105 Pot/Switch Cleaning ?
  221. bridging (BTL mode) P3A amplifiers
  222. This amps can survive in the real world?
  223. Nonlinearities in a tube amplifier
  224. Roksan Kandy MK3 upgrades
  225. Marantz 1250. Evolution in sound?
  226. Help
  227. Current Mirror
  228. LM4562 and LM4702 board - any thoughts?
  229. F5 output transistors blown?
  230. upgraded opamp - little sound from left channel?
  231. MOSFET output stage drivers
  232. wooden cabinet for SS power amplifier
  233. Prism Audio LA series amplifier modules, any opinions of their sound?
  234. 200W MOSFET CFA amp
  235. Demonstrating that TPC and so-called "TMC" are related
  236. AX11 PSU CIRCUIT PROBLEMS
  237. Making more powerful amps. Voltage ratings of my op-amps are being exceeded
  238. Single Supply Class AB amplifier and PSU. Regulated,capacitance multiplier,or both??
  239. Where have all the Low Noise Transistors Gone?
  240. Pioneer A400 How Can I Connect An External Phono Stage
  241. need suggestion for modd my hiraga le classe a 30 watts
  242. Jfet Idss Tester
  243. Good integrated amp - Sony TA-700ES
  244. Current Dumping Amplifier
  245. A simple Class A Follower
  246. substitute for 2sd1266 and ksd2058
  247. BGW 250D power transistors
  248. Sydney repair for rare Quantum 202 amp?
  249. SWR SM-900 Power Supply Filter Board
  250. Compensation Advice Needed

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