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  1. Sony TA212 info needed.
  2. IC's vs Discretes
  3. Simple shunt reg
  4. need help for RX-V630
  5. YAMAHA CX 1000 vintage stereo control
  6. Noise on R-channel NAD C370
  7. SU-9070 help ??
  8. MacIntosh 2100 issues
  9. Schematic Drawing Software
  10. Denon AVR 1804 - popping / scratching / noisy
  11. Loudspeaker Protector
  12. About Cambridge Audio P50 MKII
  13. Ideal feedback resistor values
  14. DC blocking cap in feedback path or DC servo?
  15. Anyone heard of SOUND? (SAQ-505)
  16. Noise with a modified Quad 405
  17. Lenco A 300
  18. Musical Fidelity P170 Blown Transistors
  19. To amp or not to amp
  20. Op amp based preamp with discrete output
  21. Need help fixing my amp - 60hz noise.
  22. marantz 1180dc issue HELPPP
  23. Pure Class A topology
  24. Krell KSA-250 bias adjust
  25. LT1228 Anyone?
  26. Mystery NEC J44/K163 JFETs in a Hafler XL-280
  27. opamp input power amplifier - problems
  28. Electrical Engineers!... i need information..help old Dx, please!
  29. ESP P3A Mods/Upgrades
  30. DC offset on turnoff
  31. Using a power amp with a powered mixer
  32. Is This Amplifier Worthwhile Building
  33. Radio Shack Digital Wireless Audio Link Modifications
  34. EF Output Stage
  35. yamaha mx 1000 lcd disply modification
  36. Musical Fidelity A3 integrated, loose vol knob
  37. Adcom 5400 schematic needed
  38. Quiescent Current Control in Class AB..?
  39. NAD 3130 blowing fuses
  40. Radfod Sca30
  41. Amplifier Cases...
  42. How to wire a balance control
  43. Need help with simple Active preamp.
  44. Tom Colangelo passed away ? :-(
  45. power supply problem pop noise
  46. Leach/Behringer2496/Line Array
  47. Sony Super lrgato linear
  48. Shocked by Subwoofer thru Speaker Outlets of Main Amp
  49. SC480's trouble
  50. adcom 555 ll
  51. better amp configuration
  52. Technics SA5550 Stereo Receiver
  53. Removing NAD T753 Volume Control Knob
  54. KRELL KSA300S Amplifier
  55. denon 1800 as preamplifier
  56. Inverting FET openloop gainstage
  57. Elso Kwak
  58. ROWLAND Research D40 Amp
  59. yamaha mx 1000 WITH TODAYS TECHNOLOGY
  60. TL084CN vs AD731
  61. Philips FA154 schematic?
  62. Borbely Cascode
  63. Sansui G-7500 help needed
  64. Yamaha M-45 Blown Output Transistors
  65. Krell KSA-250 failure
  66. Behringer EP2500 improvement Modificationss
  67. Unipolar vs complementary input stage
  68. most bang-for-the-buck sub-amp
  69. Technics SA500-No Sound
  70. jl hood 75w amp(1972)
  71. Superphon Revelation MK II PreAmp
  72. Score! free Kenwood receiver
  73. Bi-Amp / Leach / Ops Transistor Heatsink Arrangement
  74. AD797 and Super Regulator
  75. Leach Superamp questions
  76. Relays or switches
  77. Selling NOS Philips Caps 10000uF/100V
  78. Better Opamp in QUAD 606/909 Power amp
  79. Source of buying SA1370/SA3467
  80. Hitachi amp with surround sound
  81. EWB question
  82. repair akai am-49 help needed
  83. VSX-D1S Owner's Manual
  84. pre and psu are good?opinion
  85. Measuring resistors
  86. Wirewound Pot Law Fake with Wirewound Resistor
  87. I just want a volume control pre-amp
  88. Eagle package for IRFP9240
  89. soundcraftsmen a5002
  90. A couple of transformer questions
  91. Phototronics PA630/630A datasheet
  92. PLAYMASTER 40/40 - schematic needed
  93. Power horizontal deflection transistors work fine in output stages ?
  94. Tone Control One Knob Need Help
  95. Audiolab 8000T no sound
  96. Please Help!!! Decoupling Zeners
  97. Service manuals service manuals service manuals free free free
  98. PCI Oscilloscope card
  99. peavey transistors
  100. Dynaco ST-150 mods
  101. Upping voltage on a toroid
  102. SAE P101 won't switch off!
  103. any build this..how sound
  104. Simple class-A amp - miniClamp
  105. Help understanding a darlington pair
  106. Bridge amp config comparison
  107. Looking for info Adcom
  108. Krell 300i schematic wanted asap
  109. DH101 troubleshooting
  110. John Curl amp
  111. Marshall MG50DFX Schematic wanted...
  112. schematics sony Ta- F6B
  113. can jensen alx2000 power alpine type s 6x9
  114. ESP P-101 parts list
  115. My take on regulators
  116. Optimizing amplifier for specific frequency bands?
  117. VERY old transistors for free!
  118. What to do with these 4 consoles? Please Help!
  119. Leach Amp tactile power-on switch
  120. The "Classical Class A" amp ? Comments?
  121. beta influence
  122. Historic Rotel Amps 1980's
  123. circuit board problems for AVT50H
  124. THERMAL COMPENSATION OF Vbe MULTIPLIER
  125. Luxman Av Receiver Rv-357
  126. Simulation of the JE-990 OP Amp By Deane Jensen
  127. P3a HELP(Please comment my PCB? thanks!!)
  128. Looking for SPICE model - LM394
  129. Comparison Of Onsemi Vs Toshiba Transistor
  130. help ME!!!!
  131. my carver hr-752
  132. Help for identify a transistor manufacturer
  133. Parasound HCA-2000 Problem
  134. Hafler XL280 mods gain/low frequency cutoff problem
  135. PCB layout for audio
  136. Unknown transistor - Help !!!
  137. Source for Cool CIT Switches with LEDs
  138. On IRF540/9540
  139. Matched JFETs
  140. Thermal impact of different insulators
  141. Can you help me about 2sb649A/2sd669A
  142. Atom sized transistor...
  143. Need help identifying a fuse replacement
  144. Repairing a fuse on solid state amplifier?
  145. bora techno amplifier power supply
  146. Yamaha M50 amp went tilt???
  147. Anyone have the transistor 2N176 complete datasheet
  148. Balanced conversion with Lundahl transformer
  149. Upgrades and Restoring
  150. Pioneer receiver mod
  151. Help with dissecting first amp
  152. Phase Linear 400 Series 2 Repair
  153. Opinions on Denon PMA700AE amp?
  154. How to Parallel Lateral MOSFETs...
  155. agc preamp distortion
  156. Weird power-up behaviour of my Velleman amp kits...
  157. Blameless, Dx was wrong, it is a very good amplifier
  158. BIAS on Kenwood L-05M
  159. Smart Folded Cascode power amp, SFCamp
  160. McIntosh Power Amplifier Power Guard
  161. Output transformer matching to active device driving it
  162. Linn Lk2 Poweramp
  163. Thermal compensation circuit
  164. Schematic for HK Citation 22
  165. can a musical fidelity pre drive my hd600 cans ?
  166. KRELL 484081 and 484002 output transistors remplaces codes. HELP!!!
  167. can't play stereo
  168. Sony TA-N7B VFET Help!!
  169. Ryan regulators not regulating?
  170. Carver TFM-15 - Need Help!
  171. gemini GX-350 Powered Speaker
  172. Suddenly Loud Hum in Hafler DH-101
  173. Differential to differential amplifier
  174. Fakes Toshiba 2N3773 photos ?
  175. schematic for AKAI AM=M939
  176. krell 300i preamp schematic needed
  177. speaker/amplifer volts, watts, ampere, impedance calculator
  178. Krell Peamp Clones
  179. Shearne reference Phase 2 amp - capacitors for power supply.
  180. Interesting thread on DIY
  181. Lesson learned - fried my Hafler - what went wrong?
  182. Hafler 1K trimpot fried - how do I replace?
  183. HELP!!!, KRELL KSA-100S Service Manual wanted!!!!
  184. P3A PCB wanted!! Thanks
  185. Recommended output transistor for Class A amplifier
  186. Fotios need help with input selector. Rotary switch or Relays?
  187. Fotios need help with power supply smoothing capacitors.
  188. Quad 405 mains transformer?
  189. Philips FA-911 Service manual
  190. Help with a NAP 150
  191. SWR SM-900 schematic
  192. NAD 7250PE receiver
  193. Sziklai output
  194. CS800 puzzler.....
  195. Technics SU-Z2 refresh or modification
  196. Need help with a power supply
  197. Replacing the bias adjustment pot?
  198. Most proper way to switch inputs?
  199. adcom 555II part sources
  200. Need checklist advice for health check-up - Hafler P500 (DH-500) Power Amp
  201. Kenwood Basic M1 Amplifier
  202. VAS mirror
  203. Mission 776 preamp mods
  204. Input selection and volume control with balanced output, transportable?
  205. Carver M-500t Protection Relay
  206. Meridan 557 Softstart and power caps
  207. Faulty Sansui BA-F1 could use some help
  208. Audiolab 8000a strange fault
  209. schematics sansui TU 317
  210. Modifying the SC480 for 2 ohm load
  211. Musical fidelity P270 and A370 fets
  212. testing Vce0 ?
  213. Specs on Forte 1A amp
  214. PC and 5.1 Channel Amp
  215. Refreshing a DH-200 Hafler
  216. Yamaha rx-v690 lightning hit
  217. Luxman LV-102
  218. alternatives for Quad303 transistors
  219. Pre-amplifier Project Help
  220. HELP-- I need a simple 50W AMP circuit ---
  221. Help with mdification of subwoofer amp
  222. having a hard time finding....
  223. JVC classic receiver find
  224. Symmetrical differential vs symmetrical non-differential VAS
  225. Anyone heard of AVITEC PRO amp (old!)
  226. wanted: Marantz 16 schematic
  227. replacing 2SC3281/2SA1302 outputs, transistor matching
  228. power supply
  229. No transformer power supply
  230. Upgrading a Yamaha M-70 power amp?
  231. Amp Contruction on PCB - Question
  232. Adcom GTP-450 Remote
  233. need help for NAD 3020a
  234. Symmetrical Phono Amplifier
  235. DC protection philosophy- need opinions.
  236. Help Modifying an amplifier schematic
  237. Marantz PM4400 Amplifier
  238. Krell KSA 80 bias & dc offset check & adjust procedure
  239. Multi-stage amplification
  240. Need a opamp suggestion to replace a NJM4558D
  241. Strange noise...?
  242. Lamp for Rod Elliott ESP#22 Wein Bridge Osc?
  243. Developement of simple Class A Amp
  244. I have hum and DC-problems
  245. Techsonic USA
  246. Nikko pre-amplifier Beta II schematics for driving my F4
  247. Preamp noisy - 100K pot?Relays?
  248. Help kenwood stereo receiver audio prob
  249. Arcam Alpha 10 Power Amplifier
  250. Guys....I need help BAD!!!!

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