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  1. Current mode amp & speakers?
  2. Power problem: Denon AVP-5000 preamp... Heard of one of these?
  3. proton AA2120 amp schematic?
  4. Interpreting SOA graph for IRF640/9640
  5. Little transistor questions....
  6. Preamp opamp upgrade
  7. Mullard SS power amplifier
  8. Onkyo A-9210
  9. How placed the ground in my amp
  10. The LYNX v3.0 150 Watt Bi-Polar Power Amplifier
  11. 4 Amplifiers on 1 PS? Ground problem
  12. schematic question
  13. esp project 101
  14. Perreaux 9000B schematic?
  15. testing for stability
  16. Fixed my Quadraflex 650FET R receiver
  17. silicon chip magazine 15w class a amp
  18. Estimating amplifier transfer function...?
  19. Bringing Marantz PM55 up to SE spec
  20. Current Yamaha AV receivers (RX-V 559): what kind of output stage?
  21. P3A bias problems & drivers getting hot
  22. Arcam Delta 290 problems
  23. A 100-150 watt power amp using TIP41-142-147 transistors, how about
  24. KSA100 as a Starting Point for a New Design
  25. Power supply cabling
  26. DC offset on Denon PMA 2000
  27. Giovanni Stochino Power Amp
  28. MOSFET input capacitance
  29. anyone knowing anything.....
  30. Pf 99
  31. Noisy electronic volume control SU-G95
  32. Speaker Protector With MOSFET
  33. Audio coupling signal with ground isolated
  34. NEW schematic layout
  35. Phase Linear 400 Reference Post
  36. 2SA1208 and 2SC2910
  37. Pics of a JLH 69
  38. SMD Components
  39. Amp oscillates with new speakers
  40. High Quality Audio Preamp(PCB Soon).
  41. Non Bootstraped amplifier 60W
  42. Discrete Op Amp Ideas for a Preamp
  43. Need sansui 5000x schematic
  44. Compensation and Subjectivism..
  45. Good alternative to AD817/825 in Jung regulator?
  46. Need help combating power amp hum
  47. Minimal AMP named C-TEC
  48. Low Noise Balanced Microphone Preamp (PCB also).
  49. Help to fix C-Audio RA3000 Amp
  50. Need to know about a MOS. FET output stage ( the Baby 300B) power amp plans
  51. 4th order lowpass with one transistor
  52. New guy on the block
  53. Rca 4739
  54. Why do you need a preamplifier?
  55. carver m500-t schematics
  56. Hafler JF2000 / Rockford RF2000 mods...help!!
  57. mods for son of ampzilla & sae 2400L
  58. Is PFC needed for higher power amps?
  59. 25w amp
  60. Amp schematics
  61. bora's legend 4 consideartions
  62. look at this schematic
  63. use of series resistance on output for "tubelike" sound?
  64. starting to study amp designs
  65. Directly driving ribbon tweeters
  66. Looking 4 a simple NPN/PNP Output stage schematic useing Tip31C/32C Transistors??
  67. looking for someone to build me a high frequency amp
  68. Power Supply for Preamplifier
  69. Cyrus Pre, faulty or normal?
  70. "classic" amp and begginners problems (pcb wiring, component values)
  71. Going to Design (Preamplifier PCB).
  72. Need a soft start?
  73. stopping a ground loop through the power cord
  74. Self on LM4562
  75. Inside a Burmester 828 MkII....
  76. Impedence from Neutrik SpeakOn
  77. dbx 4bx repair options
  78. Citronic Conquest V12 scheme
  79. Marantz PM66SE Question
  80. Onkyo Power Output Stage, capacitor between bases of EF pair?
  81. Some Questions Regarding Outputs. And M250.
  82. typical sensitivity of powered subs?
  83. Anybody have scan of AN-483B (Motorola)?
  84. Marantz PM66 se problems, information wanted
  85. Hum that wasn't there before
  86. almost done, 25w amp
  87. Mic PreAmplifier
  88. NAD S300 int amp problem
  89. Low output impedance preamp needed.
  90. suggestions for reciever
  91. Best amplifier for newbie?
  92. NAD 7020 transformer/converter
  93. 2SB1109 and 2SD1609 spice models
  94. musical fidelity studio T
  95. service manual Onkyo TX-SR504?
  96. Anyone interested in a HK Citation 16 amplifer in parts?
  97. IRF130, 9130 drive?
  98. Technics su-g95 schematic needed
  99. multi-channel volume control
  100. How to make I/U conversion with 2SK170
  101. resistors in ps rails of an opa2134
  102. greek........ amplifier ....
  103. suggest preamplifier circuit
  104. Help with vintage Marantz, Sansui etc
  105. Repair question Audio Research D100B
  106. Symasym 5.3 "AAK model" builder's thread
  107. ask the spice model of 2sa1013(or ksa1013)
  108. How to implement DC protection in a BTL amp???
  109. Need help with a Radford HD 250 amplifier
  110. Simple 2SK163 amp...
  111. Some Question About Amp.
  112. Harman Kardon PA 2000 auto turn on input sensitivity
  113. fake and genuine together?
  114. Orcad Capture Part 2SK1058
  115. krell 300i amp. schematic needed
  116. active shielded speaker cables
  117. Plinius
  118. Luxman LV-105u replacing outputs help!
  119. Substitution for 2SK1058&2SJ162?
  120. Luxman LV105
  121. What means ground lift?
  122. Naim Nap 110 info request
  123. need critique, Mic pre amp
  124. DH 220 trouble
  125. DIY amp for bi-amped 2-way horns?
  126. odd harmonics?
  127. Loewe Opta
  128. Pre amp voltage regulators help.
  129. Does anyone actually own that PC mainboard advertised in EW that had tubes on it!
  130. Quad 405 Spice Model
  131. <Continue>Help me to save the Crest FA1201
  132. Help me to save the Crest FA1201
  133. DC300A power switch wanted ??
  134. Need Help and opinion on a circuit
  135. Op Amp Book.
  136. Help
  137. Boras Legend 4 Mosfet Amp
  138. Troubleshooting bass amp
  139. AB-dynamic
  140. Loudspeaker Amp schematic needed
  141. Found Some 2SC367 Metal Can Toshiba Transistors...Any Info or uses for them
  142. repair a relay
  143. Yamaha C-50 service manual
  144. Yamaha A-720 ampflifier servise manual
  145. class a amplifier opinion
  146. Fixing / Trouble shooting Cyrus SmartPower
  147. Yamaha AX-900U
  148. My new mini Class A amp.
  149. Amplifier Testing
  150. Hiraga 30w PSU
  151. Arcam Alpha 5 prob
  152. Gary Pimm's MOSFET CCS
  153. Soundcraftsmen Repair in Southern CA
  154. BAT VK schematic needed
  155. Nad 2400
  156. Ground loop only when both channels connected
  157. Quadraflex Reference 650fet R service manual
  158. peavey cs 800
  159. 25w amp
  160. Another feedback compensation method
  161. Freon cooling an amp?
  162. Which circiut is better?
  163. capacitor question
  164. best load gainclone?
  165. mosfet opinion?
  166. VIntage JVC 4-channel equipment
  167. Upgrading a Carver M200t/M400t
  168. Hafler 9500 Power Switch
  169. Rotel rb970bx mk11 dead
  170. personal jobs
  171. A cooling Primer?
  172. Looking for Perreaux SXV1 schematic
  173. Cyrus 2 Resistors
  174. RC Volume control for a lateral MOS AMP..
  175. Marantz 250 schematic needed
  176. Floating supply in battery powered discreet preamp
  177. PCB for JLH amp
  178. 10 watt Simple Power Amp
  179. Rotel RX950 with humming noise
  180. Hi Fi Plan
  181. Soft start + switch on PCB
  182. PLS-226 Schematic
  183. Rotel RX-830
  184. LCR EQ questions
  185. more info about "Voxson"
  186. Sourcing Genuine Toshibas in USA
  187. A09 class A pionner
  188. Peavey pv2000 power amp
  189. Toroid Transformer for Hafler DH-200
  190. passive preamp
  191. Sansui TU-9900 Restoration and Mods
  192. humming Harman Kardon 330B
  193. Sony TA-AV670 amp repair
  194. Schematic 500w
  195. Opinions from amplifier analysers on these amp circuits
  196. auditek speakers chip amps
  197. Bias Monitoring of Separate Heatsinks
  198. Differential transistor input stage
  199. Connecting OSCONs in series for high voltage.
  200. difference of 1st stage
  201. PCB hiraga 20w
  202. QSC designs
  203. Modifying a commercial amp (Peavey CS-800-B)
  204. BJTs for VAS Stages
  205. tweaking a class AB amp
  206. How much amplifier power do I need
  207. A cirucit to put Carlos anti-blameless stance to permanent rest.
  208. Ayre MX-R "Uma"
  209. NAD 2200 power supplay help needed
  210. Searching for high hfe, low noise and cob PNP BJT
  211. A SAP15 based power amp
  212. Cleaning Those Female (+) R.C.A. Jacks
  213. Pi filter for Class AB amplifier, feedback please
  214. philips FA-951
  215. Phase Linear 700B Series II -Right channel out-
  216. Grounding questions
  217. thomann pa amp
  218. CRC power amp supply
  219. Any suggestion about YBA model INTEGRE DELTA DT
  220. Amp power calculations into different phase angles
  221. Harmon Kardon HK6100
  222. hum problem in NAD 3020 (help wanted)
  223. For 35A rectifiers, what is maximum without heatsink
  224. Mod - Upgrading opamps in a yamaha av receiver
  225. Upgrading Power Supply in QUAD 606 Mk2
  226. Data needed for an STK350-530 SIP IC
  227. Integrating Baffle step into Cyrus 2 feedback circuit.
  228. Yamaha DSP-E390 schematic
  229. Hum in phono circuit
  230. Keeps frying diodes
  231. Looking for Scott 480A schematics
  232. Quadral PA 03 Phonologue
  233. John Linsley Hood RIAA Preamp?
  234. amp question basic rec
  235. Tip33.....anyone got a schem.
  236. Using bipolar opamps
  237. Building an HT Amp-paralleling output devices?
  238. Amp info ????
  239. cyrus one - on/off power button
  240. Audio Research output transistors
  241. Owners manual needed, MUSE MODEL ONE
  242. Please Help! Harman Kardon HK775, problems
  243. Direct coupled Amp causing me grief...
  244. Electrocompaniet Mains Voltage conversion
  245. dc output control loop
  246. base-emitter voltage
  247. IRFP450 Replacements?
  248. How to set the bias of a FET output stage?
  249. Opamp upgrades
  250. NAD 7020 , small problem...

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