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  1. StageAct - Four components Preamp
  2. Some in-depth talk about my "Amp667" power amplifier
  3. Lost Beginner, help with amps?
  4. New 6+6 Watt mini amplifier zobel question
  5. Looking For Someone To Mod My Job 225
  6. Crate TX50DB Pots
  7. Low voltage regulator IC for 0V8 to 5V0
  8. Diy preamp for Amplifier IRFP240/IRFP9240
  9. NAD 3020i C602 C603
  10. whistling reduction
  11. rotel 1062 channel died
  12. Bridging an amp with balanced inputs
  13. Onkyo A-8870 don't sound...
  14. Sony str-de825
  15. Yamaha P2201 Rescued from the scrap heap
  16. Technics SU-V8 bias and dc offset adjustments
  17. ebay 450W amp
  18. Arcam DV88 'no disc' sometimes displays when inserting CDs
  19. Inter-M R600 schematic
  20. Nakamichi Sr-4a
  21. Akai AA1030 trouble shooting
  22. TDA 1562 amplifier problem
  23. Noisy Quad 33/303 system
  24. Marantz PM-80 silent! after phono RCA repair
  25. goldmund mimessis 27+clone
  26. a DIY matching a Bryston 7B SST
  27. Silent amp, request for help
  28. Class ab vs class a at low power
  29. Quick check - correct way of replacing balance pot with resistors?
  30. new old Denon pma 737
  31. RCA leads - what do you recommend as alternative for Chord Cobra 3
  32. Burmeister 933 MK2 clone
  33. John Linsey Hood 30watt amplifer build HELP PLEASE
  34. Adcom PCB connectors
  35. calculating components for a 1 transistor amplifier
  36. The NDH mosfet amplifier explained in detail.
  37. TEF With Negative Feedback
  38. Advice - problem on RME Fireface 800 soundcard ?
  39. Output stage resistor question
  40. Opamp virtual ground question
  41. Musical Fidelity XT100
  42. Cambridge Audio A500 Woes
  43. marantz sr73
  44. can you identify this capacitor ?
  45. Schematics or information on the old Adyton opera amplifer
  46. Yamaha A17 has got Jfet input? As A500
  47. cheap 2.1 amp option
  48. BF862 LTspice model?
  49. Single supply buffer for OPAMP stage?
  50. My First Power Amp Design
  51. Arcam Alpha 8 amp - buzzing/humming?
  52. Leak Stereo 70
  53. Hiraga 30W bias adjustment
  54. Did class A amplifier. Is this schematic good?
  55. Adcom 5300 troubleshoot
  56. What to do with it.
  57. The "Yoga" power amplifier
  58. Silver mica caps in Cyrus 2
  59. The AU-317 amp schematics - thoughts and any room for improvements
  60. Assitance needed with Technics SU-V4X
  61. Sony TA-70 schematic / manual?
  62. Citation XX offset
  63. High hFE 2N3055 amp?
  64. Blameless VFA with high ULGF and high open loop bandwidth
  65. B&K ST-2140 bias setting procedure?
  66. Faster bias stability Vbe transistor choice?
  67. Oscillating Muscial Fidelity X-A200
  68. Please can you help me?
  69. TI End of lifing many NS chips, including LME49990
  70. Preferred method for mounting PC boards in chassis?
  71. Transistor Noob Question
  72. Running Jfets at high voltage? Le Pacific preamp mods...
  73. Half Watt Common Emitter amplifier
  74. Dayton Audio SPA500 owners and thoughts
  75. 250 watt best design
  76. Drivers for 2SA1294/2SC3263
  77. The Amp1 system - no compromises
  78. Advice with Self Trimodal amplifier
  79. Troubleshoot plate amp?
  80. PCB for Musical Fidelity A1 amplifier
  81. Most transparent amplifier for studio monitoring
  82. Counterpoint SA20 schematic
  83. What is causing this noise?
  84. What sounds better than Hiraga?
  85. 2SA1455K/2SC3722K SMD vs 2SA970/2SC2240
  86. hobbyist Learning about Class AB amplifier , Please Guide
  87. Designing Class A amplifier with low output impedance
  88. Krell KSA-50 or DIY Aleph 0
  89. Ampzilla 2
  90. Stepped attenuators from China
  91. Hitachi hma-6590 (scheme)
  92. LEAK Delta 70 amplifier restoration
  93. Parasound JC-1 Help Please — did I reverse two connectors?
  94. forte model 3 bias pot help
  95. Calling EE tinkerers (non audio)
  96. Popping when powered on -help?
  97. best sounding TO-220 darlingtons...
  98. Retro fitting modern amp boards in classic hifi?
  99. A high-voltage, but low-current amplifier for midranged and tweeters?
  100. Warm Sounding Class D Board
  101. Krell KST-100 BIAS
  102. Thanh Amplifier
  103. Some say that Deoxit can make things harsh
  104. Bob Cordell complementary input stage with N channel Jfets
  105. stability issues output triple and high freq extension ?
  106. Need help with a digital circuit
  107. Sansui AU D7
  108. Class A vs AB vs D
  109. distortion of jFET amplifiers
  110. Add more output stage transistors
  111. Fully symmetrical amplifier
  112. Fluke Precision Amplifier
  113. Cambridge Audio A500 volume issues
  114. Ground Bridge amplifier vs btl amplifier where the powerful one ?
  115. Dead PSU capacitor, but preamp works fine! How?
  116. Yamaha CR400 problem with Stereo on FM
  117. Receiver Onkyo TX-7430 no stereo! ?
  118. Supreme Sound OpAmp V5
  119. Mola Mola
  120. Help With Low Cost Amplifier
  121. Cyrus 8 vs2
  122. Yamaha CR-620 coupling value & balance control
  123. HP amp circuit just for interest
  124. Alesis RA-100 Oops - Need Help Please
  125. Looking for Schematic for Soundcraftsman Amp R-7502
  126. Creek 4140 S2 330ohm resistor getting HOT
  127. onkyo TX-SV535
  128. Interest in matched JFETs?
  129. 2SK194 dual Jfet for LTP input...
  130. Jfet input stage better in sound quality compared to a BJT input?
  131. AUDIOXPRESS april 2014 issue needed - has anyone?
  132. Lowest listening level
  133. Enough heatcompound on output transistors?
  134. Build error ?
  135. Elektor1987/88
  136. adcom 545ii filter caps
  137. MPSA13 Spice model
  138. Cyrus 3 problem
  139. SoundCraftsmen A200
  140. Parasound P/LD-1100 On The Way
  141. Yamaha CA-800/1000 Ripple Voltage in Class A
  142. Looking for a Lab amp project , about 2X10W, for a given enclosure
  143. Found large OPTONICA amp... is it fried?
  144. Looking to build 100w @16 ohm mono amplifier
  145. PS Audio 200C repairs
  146. Anybody tried a VCF tone control?
  147. Dahlia hybrid amplifier
  148. Arcam alpha 10 amp
  149. Looking to make 1000 watt Amplifier pcb board need schematic
  150. Spectrum analyzer
  151. onkyo and a bunvh of self made amplifiers in pictures
  152. Mosfet switching steps 3 p / class H amplifier
  153. Switch mosfet 3 stages to amp class H
  154. Mismatch MOSFET in driver section.
  155. Input stage help needed
  156. G&W TW-2008 vs MT150 China amplifiers
  157. hum on beomaster 1900 only on radio
  158. adcomp 545II sounds weak
  159. Bias? Marantz PM6010 KI
  160. Transistors Heat Up in Push Pull
  161. Sont TA 9000 ES preamp no sound
  162. TIP3055
  163. integra m-5060r weird transistor heating
  164. 16a vs 30a Diodes?
  165. Totem Pole design by Randy Slone
  166. scatched my heatsink - woried about heat issues
  167. pioneer SX-6000 troubles.
  168. Grounding my amp kit (diagrams included)
  169. Denon PMA-1560 defective circuit
  170. bose 1800vi problems
  171. Krell KAV300i volume control skips
  172. Low Voltage / High current Discrete or Chip Amp to drive 4Ohms/70W/91db bookshelf
  173. Simple soft start current limiter for DC-amp
  174. Book by Randy Slone
  175. Jean hiraga's super class a build (my first)
  176. Onkyo Integra m-5060r replacement transistors and information
  177. PA mono amplifier, want to remove output transformer
  178. LJM MX50-SE - Build Log Gallery & My Build Progress
  179. Onkyo A-830 schematics
  180. mains noise ?
  181. Adding line level Sub output
  182. Technics SU-X70 Schematic
  183. Leak 2000/2200 Output Transistors
  184. Microphone Preamp Design Help
  185. PCB for preamp with tda1524a, Help!
  186. LJM MX50SE - Wiring and Ground?
  187. Proton P1100
  188. ADCOM GFA-7500 Amplifier Service Manual
  189. Counterpoint SA-100 rebuild
  190. P3A PCB
  191. Toroidal Transformer Noise
  192. Mark Levinson 431 Voltage conversion to 120V
  193. Dynaco PAT 5 line cord caps/res
  194. Kenwood 9400 bias problem
  195. Trying to fix an old Marantz PM-35MKII
  196. Nad 701
  197. harmon/kardon HK 450 outputs
  198. Help Troubleshooting JLH1996
  199. 45 years old Marantz 7T upgrade, does it really matter?
  200. Gear box disassembly on Nak TA-3a
  201. Pro Amp for home use.
  202. Wanted Accuphase C-280 & P300x service manuals
  203. how to build a Grounded bridge Amplifier
  204. Luxman RV 371 Speaker Switch
  205. Quad 34 preamp lights problem, In bits now.
  206. Simple Symetry
  207. Parasound HCA 2200ii Inquiries
  208. Should I regulate?
  209. Finishing Amp
  210. Denon PMA-920 recap
  211. SU-Z400 improvements?
  212. Altec Lansing 1269
  213. LJM MX50SE - Possible to bridge / parallel?
  214. Does anyone here recognize this amp schematic
  215. Rotel RB981 makes my speaker pulse when I turn it on.
  216. Advantages or Disadvantages in increasing Vf of Bias Diodes
  217. Could someone please suggest a power buffer mod with 3-5W output?
  218. 555 Timer DC Protect / Turn-On Delay
  219. Mark levinson 334 shematics?
  220. Rotel RA-972 Pops
  221. Receiver outputs big noise with broken relay?
  222. What input stage(s) for a small power amp ?
  223. Single stage class A calculations...
  224. 2sd313 2sb507 alternatives ?
  225. confused on re-cap selections!
  226. yet another amplifier output muting relay idea
  227. DC on outputs of Pioneer Receiver
  228. Cambridge Audio 851A or 851W schematic anyone?
  229. Problem with Luxman LV-113 amplifier.
  230. 70's Pionner RCA plug replacement
  231. studio 350 amplifier
  232. small signal BJT spice models needed
  233. Any Parasound (HCA-1000A) Historians Out There?
  234. Yamaha TA-20 not working
  235. Seeburg TSA3
  236. VC5022 SuperA Bias controll ic problem..
  237. NTE or Ebay? What would you choose?
  238. How to choose emitter resistor of output power stage ?
  239. Query on JFET / BJT cascode circuit
  240. PCB layout and fabrication and Audio devices
  241. Refurbished Cyrus II with 'hum'
  242. Cayin 265 Ai
  243. Musical Fidelity Supercharger
  244. Help with CM labs model?
  245. Qestion about Némésis Amplifier
  246. Dr. Matti Otala, RIP
  247. Akai AA-5000 audio amplier service manual
  248. Ground lift, Short to Chassis, RCA shield, Safe?
  249. Binding Posts Sonance VCA-1
  250. AV receiver dilemma

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