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  1. Technics SU-Z980 schematics or service manual wanted
  2. Loudness and power
  3. Samson Servo 550 stuck in protect...help!
  4. Need the frequencies of 20 logarithmically distributed non harmonically related sines
  5. true class A or push/pull(A/B) for a studio monitoring?
  6. Akai AM-2200 distortion on output
  7. P channel amplifier
  8. Need help with Naim NAP140 diy module from eBay
  9. uk mag electronics in action(EIA)
  10. Enhanched CFP amplifier
  11. Do you want to submitted make an amplifier?
  12. NAD 304 protect mode, very strange behaviour
  13. power rail decoupling/bypassing
  14. TSSA - The Simplest Symmetrical Amplifier
  15. Problem with this amp
  16. MOSFet Power Follower by Pavel Makura. P-Channel devices.
  17. SE MOSFET class A amp
  18. Driver transistor emitter connection in CFP output stage
  19. 182MHz Oscillations :-0
  20. HELP, repaire Cyrus LFAU similar to Cyrus II
  21. VMOSFET transistors for amplifier class A
  22. Yamaha B-2 VFET bridged ? Possible ?
  23. ESP P-101 and Acoustat TNT 200
  24. Nytech CPA602 Recapping ...
  25. RC4559 Dual Opamp replacement (BB OPA?)
  26. Classic 150 watts for Modification
  27. Building Elvee's Circlophone: Documentation, Parts, Accessories, & beginner friendly
  28. Fundamental Electret Operation
  29. Amplifier DC protection
  30. Help! I've got an excess gain problem!
  31. re-capping my amp?
  32. Chimney cooling
  33. Wharfedale 2050a hum through speakers.
  34. AV-7000 amp, sub pre-out work from digital in???
  35. Sugden p128
  36. Hitachi stereo amplifier HA-250
  37. Pioneer SA-408, output distortion
  38. Best VAS?
  39. Sherwood ES-5030R schematics needed..
  40. Power amps with very good control of the loudspeaker !
  41. Sony TA-N511 or /611
  42. Humming and crackling sound
  43. mkt capacitor vs mylar capacitor
  44. ALPS Potentiometer with 4 Terminals
  45. CAN anyone share this ISSUE
  46. need recommendation for power amp
  47. New 2SC5200 and 2SA1943 SPICE models
  48. Final output stage amp marshall
  49. Wanted: 2.1 amplifier with op amp crossover
  50. Rega Mira, circa year 2000, HELP!!!!
  51. Has anyone seen this front-end before?
  52. Is my NAD C300 dead?
  53. Hafler XL-280 Gain Setting
  54. Marsh MSD-A400S power Amplifier
  55. Help with an active (OP amp) filter design?
  56. oscillating 2sk1058
  57. Amplifier pwr down "thump" issue
  58. Independant Inductive DC Filtering.
  59. Is Rb at power transistor needed??
  60. Vintage Belles 400 - any info?
  61. Pioneer VSX-521 preamp out amp in
  62. Where to Buy nice looking monoblock chassis?
  63. capacitor advice
  64. Alba 1500
  65. IC case styles
  66. NAD 7225PE
  67. multichannel power amp- level control setup
  68. PSAudio 4.6 schematic
  69. Wharfedale EVP-X15PM Power supply fault
  70. Amplifier Dummy Load Nichrome Wire
  71. PS cap for Electrocompaniet Otala 25W amplifier
  72. volume control
  73. Yamaha RX-V665 HDMI board Repair?
  74. Audio Technician
  75. pcb electro plating
  76. OPamp 4558 replacement
  77. Lateral MOSFET power supply and RMS output power.
  78. Cheapest pre/pro or reciever with preouts with HDMI?
  79. Warwick Sweet25.1 Power Stage repair
  80. Reccomended consumer direct coupled amplifier?
  81. amplifier rebuild - power supply single or dual
  82. JC2012Doomday - The High Efficiency Version of JLH1969 Class-A
  83. Amplifier problem, 1.5A Bias current ?!
  84. DC offset
  85. Question about Vceo
  86. marantz pm66se no lights
  87. Help with amp to speaker power.
  88. MOSFET mode confusion (depletion vs enhancement)
  89. My home amplifier
  90. Dr. Fong FA-800 amp
  91. Mark Levinson 27.5 strange failure with....
  92. Old transistor amp design - opinions please!
  93. Choice of power amp project
  94. Denon PMA-757 - Can it be fixed?
  95. 2SC5200 2SC1943 Replace with 2SA1216 & 2SC2922
  96. Help!! Amp gets too hot!!
  97. Rotel 840BX Bias Adjustment
  98. Speaker Amp
  99. ACCUPHASE P260 -need service manual & infos
  100. Emitter resistor at output stage transistor.
  101. Nikko HB-18005 (inside a STA-1101)
  102. Amplifier wiring (hook up)
  103. My Old Hybrid!
  104. too much BASS
  105. Enclosed amplifier recommendations
  106. Adcom gfa 565 problem
  107. Service Manual for denon pma-980r
  108. Sansui G-5000 problem
  109. Help identifying a kit
  110. Amp blowns fuses
  111. Soft clipper improves bass response
  112. 'New' Power amp introduces hum - help?
  113. MC2200 idle current
  114. Building my first DIY amp, P3A, and have a frustrating problem
  115. Electrocompaniet AW2 dc offset
  116. Example of calculation of dynamic stabilization of current Io
  117. arcam alpha 5 amplifier right channel
  118. New Doug Self pre-amp design...
  119. DAC's TONE PRINT CORRECTION
  120. Nak 420
  121. Where is the original DX Blame ST thread?
  122. Spare bits preamp
  123. From Orange to Blue
  124. Marantz 3300 phono
  125. Building my first home theater
  126. altec 1590E input questions
  127. Question about repairing a Harman/Kardon AVR7000
  128. My Vintage Pioneer System (pics)
  129. converting pbk640
  130. an inverting amplifier
  131. Tumos
  132. how do i orientate this transistor?
  133. How to plot open-loop gain for single-transistor-input feedback amplifier?
  134. biased jfet input stage
  135. PS AUDIO P300/ SONY DVP-S7000 Mods
  136. LOGITECH Z 560 Problem!
  137. Biasing this symmetrical Class B Amplifier
  138. Hafler P3000 Repair and Modification
  139. Onkyo A-RV401
  140. H/D amp kit
  141. Replacement transistors BC141 and BC161
  142. Cyrus Pre Xvs and X Power Mods
  143. L12 120w amplifier kit on eBay....anyone familiar with it?
  144. cyrus III turn on thump
  145. Humming due to common ground
  146. hello from cancun
  147. Crown XLS1500 power supply
  148. Power consumption
  149. Measuring output power
  150. Bridging Nad 2100 and 3300
  151. editing old Kenwood amp-board
  152. Denon AVR 4800 problems
  153. Leco modules on bridge mode, 8 and 4 ohms.
  154. Cave sound "mode" comes and goes with Pioneer VSX-820
  155. Denon PMA-700AE makes popping sounds
  156. is this idea worth looking at ?
  157. Hybrid DIY cct of LM3886+6N11
  158. filter capacitor issue
  159. Parasound 2200 MKI
  160. Speaker power rating vs amplifier rating
  161. Simple subwoofer buffer/summer circuit
  162. HH V800 and Harrison P900 biasing setup
  163. Nad 214
  164. Channel 3 not working but works when bridged
  165. LME49811 + 2SK1058/2SJ162
  166. NAD 3020 117V to 220V
  167. Is the EXAR XR-084 quad bi-fet opamp any good?
  168. Another of Ken's bizarre circuits
  169. Pros and Cons of current feedback amplifier.
  170. Need Help with NAD 208 THX
  171. DENON POA-6600A
  172. Standard/Generic pre-amplifier or line-out output stage
  173. Amplifier digital input select problems
  174. Help with an external PSU for my Musical Fidelity X LPS
  175. kenwood ka4520
  176. Randy Slone Zus Audio Totem-Pole Build needs 12V trigger
  177. Triple compound output amp stability
  178. Help me with my SAND-O-PHOBIA!!!
  179. Simulating the M1 Lateral FET amp in LTspice
  180. on/off
  181. A&R A60 SOA Removal
  182. Optonica SM-1515 Meter Lamps
  183. pionner GM4200 problem
  184. Vintage Pioneer amp parts wanted ?
  185. Amplifier matching
  186. Arcam alpha 5 amp mods
  187. Repairing a Kenwood KA-7300
  188. Line 6 amp
  189. Inexpensive Adjustable DC Power Supply (Up to 100VDC)
  190. Testing Darlington Pairs...
  191. Quality MOSFET Guitar amplifier with IRFP240/IRFP9240
  192. Anybody know Exicon 10N20/10P20?
  193. Death of Zen 15 watt Power Amplifier
  194. TA-200W replacement (Kenwood KR-9600)
  195. Need to identify unknow parts in a IC schematic
  196. ADCOM 585 Replacement Parts...PLEASE HELP!!!
  197. Burning amp 2012 volunteers needed for SYMEF
  198. Cross talk and better caps / should I sell this ?
  199. How to assess compatibility with speakers?
  200. Vintage: Everyone is just replacing capacitors, what about other components ?
  201. capacitors
  202. What is the proper name for an output transistor's output-coupling resistor?
  203. When companies state watts, is it rms or peak?
  204. Simple Class A amplifier
  205. TL072A or OPA2134 in Remote Volume Control
  206. Sansui AU-717 needs repair - advice needed.
  207. Survey of color wire used for projects including speaker etc.
  208. Oscillations or Improved SQ? A Class A Bias Question
  209. a simple test for better source
  210. Noise of LTP input? Help!
  211. Health etc. relating to weird plasticy smell on vintage amp
  212. Dual Power supply for my pre-amp
  213. Gryphon Tabu schematic or service manual needed
  214. schematic Yamaha M-55 ??
  215. Pre amp for recording drums
  216. Class B auto bias
  217. Hafler DH 101 last ditch effort
  218. Need help with Mission cyrus III
  219. Amplifier getting hot on one channel only
  220. Luxman C-1000
  221. yamaha B-1 VS B-2 ? Can anyone describe ?
  222. Hafler DH-200 problems...
  223. LME48910 biasing...
  224. Yet another amplifier
  225. Big Sky Audio GFA555ii
  226. Soundstream Picaso - Bias and mods question
  227. HAL OPB amplifier
  228. JVC VN-700 with 250 mV DC offset on output
  229. Marantz PM66SE KI - Schematic Required
  230. Understanding Amp rating numbers.....
  231. Gain Formula for Opamp Circuit
  232. Any way to cool a Hafler DH 200 (modified)
  233. Harman Kardon HK775 mono
  234. My First Super Simple Class AB Amplifier
  235. Recase?
  236. Solid State poweramp Bias.
  237. Adjusting Bias on solid state poweramp.
  238. Alps potentiometer channel differential.
  239. Question about volume
  240. Musical Fidelity A100 Help Needed
  241. Depletion MOSFET as gain device (not CCS) ?
  242. Sugden Masterclass IA-4 schematic needed
  243. Amplifier oscillation problem
  244. Help with reconditioned MF A100
  245. Rotel RA-812 distortion on speaker output. Any ideas?
  246. Phonic P8A schematic
  247. PCB eyelet copper trace.
  248. question about these 2 amps
  249. dual voltage regulator, antibump and dc protection board
  250. My JLH 1996 EVO....output transistors questions....

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