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  1. About Cambridge Audio P50 MKII
  2. Ideal feedback resistor values
  3. DC blocking cap in feedback path or DC servo?
  4. Anyone heard of SOUND? (SAQ-505)
  5. Noise with a modified Quad 405
  6. Lenco A 300
  7. Musical Fidelity P170 Blown Transistors
  8. To amp or not to amp
  9. Op amp based preamp with discrete output
  10. Need help fixing my amp - 60hz noise.
  11. marantz 1180dc issue HELPPP
  12. Pure Class A topology
  13. Krell KSA-250 bias adjust
  14. LT1228 Anyone?
  15. Mystery NEC J44/K163 JFETs in a Hafler XL-280
  16. opamp input power amplifier - problems
  17. Electrical Engineers!... i need information..help old Dx, please!
  18. ESP P3A Mods/Upgrades
  19. DC offset on turnoff
  20. Using a power amp with a powered mixer
  21. Is This Amplifier Worthwhile Building
  22. Radio Shack Digital Wireless Audio Link Modifications
  23. EF Output Stage
  24. yamaha mx 1000 lcd disply modification
  25. Musical Fidelity A3 integrated, loose vol knob
  26. Adcom 5400 schematic needed
  27. Quiescent Current Control in Class AB..?
  28. NAD 3130 blowing fuses
  29. Radfod Sca30
  30. Amplifier Cases...
  31. How to wire a balance control
  32. Need help with simple Active preamp.
  33. Tom Colangelo passed away ? :-(
  34. power supply problem pop noise
  35. Leach/Behringer2496/Line Array
  36. Sony Super lrgato linear
  37. Shocked by Subwoofer thru Speaker Outlets of Main Amp
  38. SC480's trouble
  39. adcom 555 ll
  40. better amp configuration
  41. Technics SA5550 Stereo Receiver
  42. Removing NAD T753 Volume Control Knob
  43. KRELL KSA300S Amplifier
  44. denon 1800 as preamplifier
  45. Inverting FET openloop gainstage
  46. Elso Kwak
  47. ROWLAND Research D40 Amp
  48. yamaha mx 1000 WITH TODAYS TECHNOLOGY
  49. TL084CN vs AD731
  50. Philips FA154 schematic?
  51. Borbely Cascode
  52. Sansui G-7500 help needed
  53. Yamaha M-45 Blown Output Transistors
  54. Krell KSA-250 failure
  55. Behringer EP2500 improvement Modificationss
  56. Unipolar vs complementary input stage
  57. most bang-for-the-buck sub-amp
  58. Technics SA500-No Sound
  59. jl hood 75w amp(1972)
  60. Superphon Revelation MK II PreAmp
  61. Score! free Kenwood receiver
  62. Bi-Amp / Leach / Ops Transistor Heatsink Arrangement
  63. AD797 and Super Regulator
  64. Leach Superamp questions
  65. Relays or switches
  66. Selling NOS Philips Caps 10000uF/100V
  67. Better Opamp in QUAD 606/909 Power amp
  68. Source of buying SA1370/SA3467
  69. Hitachi amp with surround sound
  70. EWB question
  71. repair akai am-49 help needed
  72. VSX-D1S Owner's Manual
  73. pre and psu are good?opinion
  74. Measuring resistors
  75. Wirewound Pot Law Fake with Wirewound Resistor
  76. I just want a volume control pre-amp
  77. Eagle package for IRFP9240
  78. soundcraftsmen a5002
  79. A couple of transformer questions
  80. Phototronics PA630/630A datasheet
  81. PLAYMASTER 40/40 - schematic needed
  82. Power horizontal deflection transistors work fine in output stages ?
  83. Tone Control One Knob Need Help
  84. Audiolab 8000T no sound
  85. Please Help!!! Decoupling Zeners
  86. Service manuals service manuals service manuals free free free
  87. PCI Oscilloscope card
  88. peavey transistors
  89. Dynaco ST-150 mods
  90. Upping voltage on a toroid
  91. SAE P101 won't switch off!
  92. any build this..how sound
  93. Simple class-A amp - miniClamp
  94. Help understanding a darlington pair
  95. Bridge amp config comparison
  96. Looking for info Adcom
  97. Krell 300i schematic wanted asap
  98. DH101 troubleshooting
  99. John Curl amp
  100. Marshall MG50DFX Schematic wanted...
  101. schematics sony Ta- F6B
  102. can jensen alx2000 power alpine type s 6x9
  103. ESP P-101 parts list
  104. My take on regulators
  105. Optimizing amplifier for specific frequency bands?
  106. VERY old transistors for free!
  107. What to do with these 4 consoles? Please Help!
  108. Leach Amp tactile power-on switch
  109. The "Classical Class A" amp ? Comments?
  110. beta influence
  111. Historic Rotel Amps 1980's
  112. circuit board problems for AVT50H
  113. THERMAL COMPENSATION OF Vbe MULTIPLIER
  114. Luxman Av Receiver Rv-357
  115. Simulation of the JE-990 OP Amp By Deane Jensen
  116. P3a HELP(Please comment my PCB? thanks!!)
  117. Looking for SPICE model - LM394
  118. Comparison Of Onsemi Vs Toshiba Transistor
  119. help ME!!!!
  120. my carver hr-752
  121. Help for identify a transistor manufacturer
  122. Parasound HCA-2000 Problem
  123. Hafler XL280 mods gain/low frequency cutoff problem
  124. PCB layout for audio
  125. Unknown transistor - Help !!!
  126. Source for Cool CIT Switches with LEDs
  127. On IRF540/9540
  128. Matched JFETs
  129. Thermal impact of different insulators
  130. Can you help me about 2sb649A/2sd669A
  131. Atom sized transistor...
  132. Need help identifying a fuse replacement
  133. Repairing a fuse on solid state amplifier?
  134. bora techno amplifier power supply
  135. Yamaha M50 amp went tilt???
  136. Anyone have the transistor 2N176 complete datasheet
  137. Balanced conversion with Lundahl transformer
  138. Upgrades and Restoring
  139. Pioneer receiver mod
  140. Help with dissecting first amp
  141. Phase Linear 400 Series 2 Repair
  142. Opinions on Denon PMA700AE amp?
  143. How to Parallel Lateral MOSFETs...
  144. agc preamp distortion
  145. Weird power-up behaviour of my Velleman amp kits...
  146. Blameless, Dx was wrong, it is a very good amplifier
  147. BIAS on Kenwood L-05M
  148. Smart Folded Cascode power amp, SFCamp
  149. McIntosh Power Amplifier Power Guard
  150. Output transformer matching to active device driving it
  151. Linn Lk2 Poweramp
  152. Thermal compensation circuit
  153. Schematic for HK Citation 22
  154. can a musical fidelity pre drive my hd600 cans ?
  155. KRELL 484081 and 484002 output transistors remplaces codes. HELP!!!
  156. can't play stereo
  157. Sony TA-N7B VFET Help!!
  158. Ryan regulators not regulating?
  159. Carver TFM-15 - Need Help!
  160. gemini GX-350 Powered Speaker
  161. Suddenly Loud Hum in Hafler DH-101
  162. Differential to differential amplifier
  163. Fakes Toshiba 2N3773 photos ?
  164. schematic for AKAI AM=M939
  165. krell 300i preamp schematic needed
  166. speaker/amplifer volts, watts, ampere, impedance calculator
  167. Krell Peamp Clones
  168. Shearne reference Phase 2 amp - capacitors for power supply.
  169. Interesting thread on DIY
  170. Lesson learned - fried my Hafler - what went wrong?
  171. Hafler 1K trimpot fried - how do I replace?
  172. HELP!!!, KRELL KSA-100S Service Manual wanted!!!!
  173. P3A PCB wanted!! Thanks
  174. Recommended output transistor for Class A amplifier
  175. Fotios need help with input selector. Rotary switch or Relays?
  176. Fotios need help with power supply smoothing capacitors.
  177. Quad 405 mains transformer?
  178. Philips FA-911 Service manual
  179. Help with a NAP 150
  180. SWR SM-900 schematic
  181. NAD 7250PE receiver
  182. Sziklai output
  183. CS800 puzzler.....
  184. Technics SU-Z2 refresh or modification
  185. Need help with a power supply
  186. Replacing the bias adjustment pot?
  187. Most proper way to switch inputs?
  188. adcom 555II part sources
  189. Need checklist advice for health check-up - Hafler P500 (DH-500) Power Amp
  190. Kenwood Basic M1 Amplifier
  191. VAS mirror
  192. Mission 776 preamp mods
  193. Input selection and volume control with balanced output, transportable?
  194. Carver M-500t Protection Relay
  195. Meridan 557 Softstart and power caps
  196. Faulty Sansui BA-F1 could use some help
  197. Audiolab 8000a strange fault
  198. schematics sansui TU 317
  199. Modifying the SC480 for 2 ohm load
  200. Musical fidelity P270 and A370 fets
  201. testing Vce0 ?
  202. Specs on Forte 1A amp
  203. PC and 5.1 Channel Amp
  204. Refreshing a DH-200 Hafler
  205. Yamaha rx-v690 lightning hit
  206. Luxman LV-102
  207. alternatives for Quad303 transistors
  208. Pre-amplifier Project Help
  209. HELP-- I need a simple 50W AMP circuit ---
  210. Help with mdification of subwoofer amp
  211. having a hard time finding....
  212. JVC classic receiver find
  213. Symmetrical differential vs symmetrical non-differential VAS
  214. Anyone heard of AVITEC PRO amp (old!)
  215. wanted: Marantz 16 schematic
  216. replacing 2SC3281/2SA1302 outputs, transistor matching
  217. power supply
  218. No transformer power supply
  219. Upgrading a Yamaha M-70 power amp?
  220. Amp Contruction on PCB - Question
  221. Adcom GTP-450 Remote
  222. need help for NAD 3020a
  223. Symmetrical Phono Amplifier
  224. DC protection philosophy- need opinions.
  225. Help Modifying an amplifier schematic
  226. Marantz PM4400 Amplifier
  227. Krell KSA 80 bias & dc offset check & adjust procedure
  228. Multi-stage amplification
  229. Need a opamp suggestion to replace a NJM4558D
  230. Strange noise...?
  231. Lamp for Rod Elliott ESP#22 Wein Bridge Osc?
  232. Developement of simple Class A Amp
  233. I have hum and DC-problems
  234. Techsonic USA
  235. Nikko pre-amplifier Beta II schematics for driving my F4
  236. Preamp noisy - 100K pot?Relays?
  237. Help kenwood stereo receiver audio prob
  238. Arcam Alpha 10 Power Amplifier
  239. Guys....I need help BAD!!!!
  240. SKA, ASKA and LifeForce VS a commercially available amplifier?
  241. P3A problem
  242. switchmode battery charger
  243. Is this possible?
  244. Different models of amp in bi/tri amp systems
  245. tweaking classic Linn LK1 & LK2 / LK280
  246. M250
  247. Biamp Buffer - Finished
  248. AB class poweramp help understanding ?????
  249. GE Integrated Amp Problems
  250. TA-377A Complementary Symmetrical FET Pre Amp

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