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  1. Schematic Montarbo 118 SA sub.
  2. Musical Fidelity X-A50 Mono Power Amplifier Clone??
  3. Krell S300i Integrated Amp "Made in China" which Factory?
  4. Monrio from Italian (Stan Curtis Design) - what is the new brand name?
  5. Strange bias problem
  6. Single BJT VS JFET Preamp
  7. Repair help requested - Creek 4240SE
  8. help fixing kenwood ka-701
  9. Yamaha RX-V590 faults
  10. Seeking comments on Borbely DC-100 project
  11. Poor input circuit?
  12. Musical Fidelity X-A200R Interrupts During Playback *help*
  13. Amplifier Audio vs PS ground
  14. Amplifier input's low pass (RFI filter), and other questions
  15. My new design or updated old one
  16. And now, for something completely different: Eico Cortina 3070
  17. Does a metal/conductive enclosure need to be grounded in order to shield?
  18. ground symbol confusion
  19. Amp efficiency
  20. Levinson ML-2 distorts randomely
  21. Lateral mosfets and source resistors
  22. dynaco PAT4 modifications
  23. High Power Amplifier with LM391-100
  24. IXYS devices: how to buy them in Europe?
  25. How easy is it to put a 1/4" input on an O2 amp?
  26. Marantz 2245
  27. Limitation on floating PS/circuit
  28. Designing unity gain poweramp
  29. Sugden P51 schematic
  30. Denon AVR-3300
  31. Yamaha A-550 lamp replacement
  32. advice appiciated on clean neutral neafield amp
  33. Levinson ML-2 or Threshold SA/1
  34. High DC offset on DH-220
  35. Real substitute for P80NF55?
  36. Substitute for BF862
  37. TDA7294 Bi-amp DIY
  38. Elektor 1976 article wanted
  39. L20 AMP。use only two NJW0302G
  40. what tx needed
  41. capacitor before bridge rectifier
  42. Improvement of Darlington-Output Stage in Hiraga Monster or 20 W
  43. 500v/uS slewrate, really?
  44. PAT-4 Bass Control
  45. 2SK170 Equivalent
  46. What's your thoughts about this "star grounding" design?
  47. Transformer as Voltage Amplifier
  48. Slow failure of NAD 7225PE. Suggestions?
  49. Symasym and RF noise (?)... Ehm... Need help...
  50. Rewiring Protection Relay
  51. Help with Technics SU-Z45!
  52. is Technics SU-V50 worth repairing...
  53. Audire ... Oh Dear !!
  54. Krell KSA-50 Clone Output transistors
  55. This novice needs help with Voltage divider
  56. Does Potentiometer affect cutoff frequency
  57. Matching MOSFET transconductance
  58. marantz pm 7200 left channel distortion
  59. Onkyo TX-SR501 riddle - no sound but it works in every other sense...
  60. powering up amp and pre-amp
  61. simple softstart
  62. Level pots and degrees of attentuation
  63. Beomaster 4000 fixing help + ideas please!
  64. Carver M-500T Bias adjust question
  65. Magic in "flat earth" amplifiers (Naim, Exposure)
  66. Quasi Nmos200 blowing fuses, and FETS's...
  67. Equivalent transistors
  68. I love jfet input
  69. superconductivity and audio ideas Ė letís brainstorm
  70. Circuit of Musical Fidelity A1, Any one has experiences?
  71. PCB for this Loudness circuit - Help!
  72. Scored a Crown Powerbase II
  73. a breakdown of the component part function for a tda7384 amp ic circuit?
  74. NAD C350 Amplifier - Faint Channel
  75. Bridging twin amps
  76. 500W RMS PA Amplifier
  77. KSA-50S Krell
  78. Problems with Onkyo Integra A-8067
  79. High power subwoofer amplifier
  80. what's your thought of using almumium PCB in audio amp?
  81. Marantz 2215b power transformer.
  82. Another diagnosis question?
  83. OK, had a new look on the net for...
  84. Jfet input, Lateral output 2nd version
  85. Another Crown 602
  86. Amplifier making pop sound
  87. Yamaha Integrated AX-380: Anyone know the manufacture year?
  88. Determining Phase and Gain Margins in LTSpice
  89. Replacement for 2N3773
  90. Another op amp based amplifier.
  91. Semisouth SJDP120R085 JFET - who's interested?
  92. Simple method to do quad match
  93. Simple method to do quad match
  94. European Transistor's replacement.
  95. 2SK99,100,101
  96. All 3 amps blew there fuses. what now?
  97. Low power amplifier P8W4R- detail clear sound
  98. Need help replacing caps. Totally new to this
  99. Cyrus 2 with no sound?
  100. JL m2150
  101. Own Nad 302 and have doubts for replaced stereo amp...
  102. limiter connections
  103. DIY Heatsink
  104. Changing Capacitors - Adcom GFP-565 PreAmp, Which Ones?
  105. Audiosource AMPSUB210 Help Please
  106. f4r q8
  107. Mark levinson No.26S preamp Schematic
  108. Complementary JFET-JFET cascode input, BJT VAS-Drivers, Lateral Output
  109. What results in good transient response?
  110. Analog switching
  111. Adcom GFA 545 DC offset
  112. Bootstrap electrolytic capacitor C5 with TDA7293
  113. Thermal compensation for BJT drivers with Lateral FET output
  114. Quatre DLH100
  115. New Patent Laws
  116. Mark Levinson No 27 -schematic requites
  117. Krell ksa 100 ksa100 mkII mk II ksa50 50 GERBER gerbers pcb files project
  118. New Tri-Amp system.
  119. SYMEF amplifier
  120. Need K129A sub. Dual FET Diff's for Sansui TA-500 Receiver
  121. Please recommend a kit amp
  122. Anyone here own a Rel Sorm III sub?
  123. Samick K-9250 problem & search
  124. 400 watts amp advice
  125. Marantz MA-24...the quad was received last nite.
  126. Replacement output transisitors
  127. Mechanical noise in amplifier circuit
  128. mus fid preamp 3 or 8
  129. Dan d'Agostino MOMENTUM: Sonic Character like pure ClassA/SE despite low Idle Power ?
  130. Multiple components. Best ground design?
  131. Question on a Simple Lateral MosFet Amp
  132. TDA1034N vs. NE5534A from various Manufacturers
  133. Genesis Technologies II speakers - servo-amp schematics ?
  134. Low distortion current input VAS
  135. What have I done?
  136. Upgrading a Creek CAS4040s1
  137. Pioneer SX-3800 Power Supply Help
  138. Need CAP Replacement Help on Technics SA-300
  139. Project with TDA1553q
  140. Repairing Quad 306 and not cleaning solder flux
  141. mods for audiolab 8ooos audiolab 8000px
  142. Looks like a city
  143. Symasym 5.3 PCB
  144. Schematic for old PS Model Two amp
  145. ~ 50 WPC Class A Kit for existing Trafos?
  146. Unknown Amplifier.
  147. Amp design for subwoofer and wideband duty
  148. mini amp
  149. Krell KSA-100S System soft-start resistor
  150. Yamaha CS-70R Schematic
  151. adaptive output impedance?
  152. Can a power line fault have this much effect?
  153. New Amplifier Technology
  154. role of cap in neg f.b. loop?
  155. Ess Transar current source amp?
  156. Technics Amplifier Overload problem
  157. SOT-227 water block?
  158. Summing two amplifier outputs with just a resistor
  159. Purpose of Capacitors Around Output MOSFET's??
  160. Anyone got "Current dumping review" by Michael McLoughlin?
  161. Krell KSA-100S capacitor Help
  162. RCA SK Series
  163. Latest project USB controlled mixer with digital pots.
  164. Edcor OPTs for Class A ss amps
  165. Sony amp feedback
  166. What am i doing wrong, why wont my JLH operate in class A / get warm?
  167. Crown XLS 602
  168. Newer = Better?
  169. Adcom GFP-565 - Just in Case......
  170. LM4562 opamp crackling when trying to drive headphones.
  171. The mu-amp revisited
  172. Small earth hum, what could be a possible cause?
  173. Emotiva XPA-3
  174. Help for PCB for PWM controler
  175. SMPS for Class A amp?
  176. AF filter using opamps - substitution of opamps
  177. Amplifier for driver... what class?
  178. schematic of Phonic PWA 2200 power amp?
  179. Another... Which amp should I build?
  180. Pop to speakers when power strip is shut off
  181. DC Filter against humming Toroidals - Summary of the most interesting Comments
  182. Indirect feedback with FETs
  183. Help with JFET buffer!
  184. Simple BUF634 buffer schematic?
  185. PSS audio Essence 308 Amp.
  186. Arcam Alpha 3
  187. Audiolab 8000P Power Amp
  188. Custom Transistors
  189. Is Tony Brady still here - looking for Onix Info
  190. Look what I just bought--FOUR Marantz MA-24s.
  191. Shunt Regulated JLH
  192. Hi-Fidelity PA Amp out there?
  193. Symasym done differently, clean Hi Fi amplifier P12W4R
  194. a musical universal solution
  195. sony ta-f444es tweeks
  196. Cleaning dust from old amp - advice please.
  197. The missing piece, any ideas?
  198. Powered speaker: Sound decays in 2 seconds
  199. input of stomp boxes
  200. 100watt MOSFET Power Amplifier
  201. LJM-L10 supply question
  202. SANSUI 2301
  203. LSK389, LSK170, LSK174
  204. What's your thought about used components?
  205. Help modifying a 2-way amp
  206. mixed (lateral + vertical) MOSFET paralelling
  207. Altec 9440A - cloning best solid state amp ever
  208. Adcom GFA-555 Leaky Power Caps?
  209. Definitives
  210. McIntosh MA7000 overhiting
  211. Nikko Beta 20 preamp
  212. jFET amp with current NFB
  213. Dual-jFET 2SK146 and two single jFETs 2SK147 in parallel Operation in Luxman's L550
  214. pre/amp . compat or not
  215. Need A5 Schematic
  216. diy short circuit protection
  217. Repairing a Rega Elex Integrated Amplifier
  218. Seeking NOS 2SK162
  219. Class A Kits
  220. LM317 for output stage
  221. A simple quasi-complementary 50 watts amp
  222. Leach Capacitor Upgrade
  223. Bored....what to do with all these old parts in the junk box?!
  224. Amp to power 1x15", 4x5" & 2xTweeter
  225. Quad 405 cheap kits on ebay
  226. Best source or replacement for KTA1700/KTC2800 transistors?
  227. tranformer noise
  228. Can anyone ID this rather unhealthy noise coming from my amp?
  229. JBL 6290 amplifier mods on Pcb
  230. Learning Repair Need Help With Sub Amp
  231. Cause of dc thump at turn on
  232. NAD 3020A transistors heating up.
  233. 2SA1024/2SC3206 substitution sugestion
  234. No - feedback amplifier
  235. Technics SU-V7
  236. Denon PMA-860 schematic/service manual
  237. ultra low noise low distortion preamplifier needed
  238. Easiest/Economical way to build multichannel Class A/B amp? Suggestions Welcome
  239. build a simple yet effective volume control (attenuation) of analog ?
  240. Krill output stage + tube preamp
  241. Elkatone Amp with problems
  242. No Power on High Side Bias Com-Tech 400
  243. Old amp, power out and fault?
  244. NAD 3020A Muting circuit??
  245. Circuit or project for an active filter for subwoofer
  246. why isnt my amp doing what its supposed to.
  247. Yamaha PD2500
  248. audiolab 8000
  249. Improved 2W current sources (II)
  250. Bridge amp with LM833 and BD139/BD140 problems - please help.

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