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  1. Adcom GFA-5300 input problems?
  2. mcintosh 250 ampfiler schematics need
  3. Problem with Rotel RB850
  4. Marantz 2235B running hot
  5. Adcom GFA-565 again, fluctuating DC offset
  6. PS Audio 200CX high DC
  7. marantz 250 amplifer
  8. Cyrus 2 Repair
  9. NAD 3020 with loud hum. A couple of simple questions.
  10. Novel current source: the Tail Lengthener
  11. Gary Pimm self bias CCS but without LND150
  12. Ripple current ?
  13. PCB layout for phonostage
  14. HK AVR335 problem (no sound)
  15. Fast transistors?
  16. Nad c320 service manual
  17. ramsa wp9440
  18. crest 6001
  19. The Awesome Cordell Amp!
  20. thermally compensated Vb bias circuit?
  21. MKC sound vs Russian PIO : audio path
  22. unbalanced stereo out to mono summed balanced output
  23. MicroCap simulation questions
  24. Ptc Resistors
  25. QSC 22 Adjust advice please...
  26. Crackling noise from bridge rectifiers (100Hz) is heared
  27. vintage amplifier repair/upgrade manual
  28. Problems with an Akai AM-52
  29. Discrete Class A amplifier for discussion.
  30. low cost amp with xlr balanced capability
  31. emulating a lateral mosfet
  32. Onkyo M-501 Service Manual
  33. Marantz 1515 receiver
  34. Cyrus 2, does anybody know the voltage of the bipolar capacitors?
  35. Hafler XL280-went kaput
  36. Motorola c-3000 Transitor
  37. 300DC repair
  38. 100W A classe with only 45W idle power dissipation
  39. 100W Aclasse, 45W idle power dissipation
  40. Safe T0 -92 case temperature?
  41. Input selector switching
  42. Could someone please answer this Transistor question
  43. hardman cardon AVR20II
  44. Velodyne Servo plate amp
  45. Does anyone know the name of this configuration?
  46. Technics Class A Biasing
  47. Cyrus 2, help needed!!!
  48. Video Op Amps...?
  49. broken sub, loud hum
  50. Quick capacitor question
  51. Sumo Artemis pre-amp
  52. Amp for Selenium's 18SW1P
  53. New amp....intermediate proto.
  54. Darlington Resistor
  55. Help with Kenwood KA-94
  56. Carver M500t repairs in Canada?
  57. The Chet Baker AMP!
  58. nordic
  59. SC480 & ETI480 Volume Levels ?
  60. Soundcraftsmen RA7501 DC Offset Repair In Progress
  61. hk pm 645 vxi
  62. HELP - What's wrong with my Naim Nap135?
  63. ltp transistor matching
  64. P3- P3A idle/ temperature question
  65. TDA7250 feedback compensation question
  66. 2SA1837/2SC4793 Matching Yield?
  67. sony amplifier str k750
  68. sansui r50- tuner not working
  69. NAD 3020A repair. Low output levels
  70. Help Troubleshooting a blown amp (SAP16)
  71. unhappy marriage (oscillations)
  72. Power switch for B&O 1000asp.
  73. Can an amp "warm up" with age?
  74. Two noise problems on two different NAD 216 THX
  75. Rotel RB990-BX oscillates after turning off?
  76. 2sa968/2sc2238
  77. My first time......
  78. Cryus PSX-R - Connect to Amp III or CD8x ??
  79. Marantz PM44SE
  80. Electrocompaniet AW-250r Gain
  81. 2 channel amp choice
  82. Does Pink noise follow the V x V/R method?
  83. help selecting correct amp chip
  84. NAD 3020 Which version?
  85. Electronics parts source?
  86. Schematics and Service Manuals
  87. 70W Class A amp.
  88. Yamaha A 720 switch problems
  89. My K10A build
  90. SMPS Trouble, wont start - need some advice! Full schematic
  91. P3B experiences?
  92. Got any Sansui au-6900 SM, schematics or whatever?
  93. Happy New Year all the guy's
  94. Denon AVR1708 won't drive Polk speakers
  95. Getting a sound card to produce tones down to 0.5 Hz
  96. what is name of this power amlifier?
  97. Discrete AD797 up and running
  98. Replacement capacitors for Arcam Alpha plus
  99. wich driver stage??
  100. Need help with vintage Onkyo power amp.
  101. High voltage Opamp with power transistors
  102. Accuphase P-250 schematic needed
  103. studiomaster schematics
  104. C-Audio Pulse Series Amplifier Problem
  105. What is the prefered meathod for controling volume
  106. Yet another boring Bipolar amp design!
  107. hitachi hma-8300 diagram
  108. Help With A 500 Watt subwoofer and a 1000 amp
  109. Kenwood sigma drive
  110. RIP C-Audio SRX3801
  111. My idea for Flying Cap or Never-Connected PSU
  112. Opamp distortion tests posted
  113. Peavey 260 PA/mixer: Noise!
  114. Input jack replacement Crate BT-350
  115. Hybrid Sziklai CFP
  116. Signal Chain, connecting units that each have floating supplies?
  117. Sumo Polaris Mod. 310 W/ Ch. failure.
  118. JFET Lineamp with Gain
  119. what transistor is best?
  120. bjt amplifier ciruit
  121. stage monitor question
  122. the ultimate P3A testing !!!!!
  123. 16Ohm Ampli
  124. transformer and transistor question
  125. sony ESamp cracles & sparks at RIGHT speaker terminals
  126. Recommend a high power amp
  127. Problem with HP 8903B distortion analyzer
  128. 2009 EcoAmp
  129. Peak Voltage On The Crown 5000vz
  130. Source resistors for MOSFETs
  131. Repair SMPS - Need help identifying SMD, schematic attached
  132. Adcom GTP 500 Preamp Request for Help
  133. mlitycHC vs KG vs 4pole any info??
  134. hafler xl-280 problem
  135. The CMP Final Stage
  136. 300 watt mosfet
  137. First discrete amp, Need help with NTE 390, 391, 375, 398, and BD140, 139 project
  138. Resident SWR bass amp gurus needed
  139. PS Audio P500 transformer
  140. Sumo andromeda II - Broken..
  141. Optimus STA-3500 mod question
  142. Another amp
  143. Marantz MR 250L backlight gone
  144. How critical is matching PNP/NPN in complementary stages?
  145. The next best thing to 2SK389 / 2SJ109 ?
  146. Threshold Mods or Upgrades
  147. Soundcraft Gigrac 1000st schematic??
  148. FREE online data sheets
  149. a wonderfull sziklai
  150. Yamaha Q2031B Service Manual needed
  151. main pot for Yamaha CR1020
  152. Need to replace the transformer in this amplifier
  153. bVAS - just an idea
  154. how exchange this for more power?
  155. First Plasma Transistor
  156. Troubleshooting Amp
  157. So how do you measure power amplifier PSRR then?
  158. Turned up the volume and now its fooked
  159. opamp distortion measurements
  160. Triple emmiter follower
  161. audio dynamics c200 pre amp..
  162. Cyrus II + PSX let the modding begin !
  163. Care and feeding of C839?
  164. Yet another Adcom GFA-565 problem
  165. Help needed with Linn LK2 schematic
  166. Decoupling by separate supply or battery
  167. balancing of input coupling capacitor
  168. Amp recomendations
  169. cerwin vega amp / ampzilla clone
  170. Power conditioner / isolation transformer
  171. How do I connect
  172. Passive Preamp Problem
  173. help on Up Rating Problem
  174. Boots Audio?
  175. re "The sound of silence"
  176. 200W Marshall power amp oscilations
  177. Doubt about output offset
  178. P3A Bootstrap and NFB Capacitors
  179. samson servo 260 advice please
  180. Stepped Attenuator Question (see attached pic)
  181. what is best for an op amp?
  182. help with learning
  183. Ics in SS amp?
  184. Aussie amplifiers spec seems better than Bryston
  185. Help with INA103 mic preamp
  186. current spike question
  187. NAD 7020 receiver
  188. Problem with marantz 7200. Something blew (i think ??)
  189. good wire for preamp
  190. Balanced jfet buffer for Vout DAC?
  191. Balanced IGBT for amplifier output
  192. The Coherent Complementary Feedback Pair
  193. When optimizing, go for Lowest 3rd harmonics .. not THD!!
  194. Help! Hafler DH102
  195. Crimson (Krimson) Amp Schematics
  196. sure sm58
  197. Hi folks... Yet another Marantz PM-66 KI Problem!
  198. Yamaha cr-620 bass is lost in one channel
  199. transistor substitute
  200. PCB layout proposal for Slone's 5-band eq
  201. how to bias Halton Precision amps in to class A
  202. which commercial amp uses VFET MOSFET? like 2SJ201 ?
  203. why bass is tight and controlled on SS than chipamps like lm3886?
  204. NAD 304 integrated amp one channel fading problem
  205. Most recommended Quad 33 upgrade ?
  206. Aussie Amplifiers opinions?
  207. Simulation model for TLV431
  208. Abomination! or Painting a Mustache on the Mona Lisa meets the Island of Dr. Moreau
  209. electronics australia 300 watt amplifer
  210. Old Amp Pot Replacement
  211. tl082
  212. Krill - The little amp that might...
  213. want to rebuild 15yr old custom amp
  214. Please comment this PCB layout
  215. hi-loop gain amp
  216. Help Convert Bryston BP-20 PS from 230v to 115v
  217. Complementary Input Gain = 10000 !!!
  218. amp whit k1058/j162
  219. marantz input capacitors
  220. Noise Figures for MC Preamp (Inputs Shorted)
  221. galactron amp schema problem?
  222. crate pa6fx questions
  223. Technics SU-8080
  224. 2SA1102 and 2SC2577 Upgrade / Replacement
  225. Krell's sustained plateau sliding bias
  226. ETI 477 resurrected but with problems.
  227. [enquiry]Compression IC NE570 compandor
  228. My next little project
  229. EAA Square 1000
  230. denom pma250 amp faulty,but no faulty parts found please help
  231. Chassis Amplifiers
  232. Help modifying HCA-3500
  233. Couple of Nad 3020e questions
  234. running quad303 with a pair of MJ15004
  235. Musical Fidelity Synthesis - Loud pop - Help Needed!
  236. Need advice for upgrading an Acurus DIA-100 amp
  237. Symasym PCB
  238. Power supply Capacitor, bad design?
  239. My first DIY preamp (THAT 1512); questions?
  240. Alexander B. Bereskin 30W Transformer coupled amplifier
  241. We described a 500W amplifier in the August, September & October 1997 issues of SILIC
  242. Stax CA-X Preamp
  243. monarchy se 160
  244. Simple preamp design, take a look!
  245. Schematic for AEM 6000 Amp please?
  246. Kenwood KR5150 phono crackles
  247. dartzeel amp schematic..build this?
  248. datzeel amp schema this work?
  249. Hitachi HMA-9500
  250. Help required bridging Albarrys

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