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  1. Positioning question
  2. Thermal Cut-off Temperature for a VFET
  3. G&W 2006TX PreAmp upgrade Rice Inside
  4. Adcom GFA-555 II Manual
  5. Class A sigle ended Help?
  6. DIY Gene pre amps are they OK
  7. Onix OA21s - speaker post positive touched negative
  8. "ST151" 100W amplifier
  9. Leach but larger
  10. Av400
  11. transistor matching
  12. EI transformer in case problem
  13. Memory Distortion? and some new beginnings.
  14. Current mode amp & speakers?
  15. Power problem: Denon AVP-5000 preamp... Heard of one of these?
  16. proton AA2120 amp schematic?
  17. Interpreting SOA graph for IRF640/9640
  18. Little transistor questions....
  19. Preamp opamp upgrade
  20. Mullard SS power amplifier
  21. Onkyo A-9210
  22. How placed the ground in my amp
  23. The LYNX v3.0 150 Watt Bi-Polar Power Amplifier
  24. 4 Amplifiers on 1 PS? Ground problem
  25. schematic question
  26. esp project 101
  27. Perreaux 9000B schematic?
  28. testing for stability
  29. Fixed my Quadraflex 650FET R receiver
  30. silicon chip magazine 15w class a amp
  31. Estimating amplifier transfer function...?
  32. Bringing Marantz PM55 up to SE spec
  33. Current Yamaha AV receivers (RX-V 559): what kind of output stage?
  34. P3A bias problems & drivers getting hot
  35. Arcam Delta 290 problems
  36. A 100-150 watt power amp using TIP41-142-147 transistors, how about
  37. KSA100 as a Starting Point for a New Design
  38. Power supply cabling
  39. DC offset on Denon PMA 2000
  40. Giovanni Stochino Power Amp
  41. MOSFET input capacitance
  42. anyone knowing anything.....
  43. Pf 99
  44. Noisy electronic volume control SU-G95
  45. Speaker Protector With MOSFET
  46. Audio coupling signal with ground isolated
  47. NEW schematic layout
  48. Phase Linear 400 Reference Post
  49. 2SA1208 and 2SC2910
  50. Pics of a JLH 69
  51. SMD Components
  52. Amp oscillates with new speakers
  53. High Quality Audio Preamp(PCB Soon).
  54. Non Bootstraped amplifier 60W
  55. Discrete Op Amp Ideas for a Preamp
  56. Need sansui 5000x schematic
  57. Compensation and Subjectivism..
  58. Good alternative to AD817/825 in Jung regulator?
  59. Need help combating power amp hum
  60. Minimal AMP named C-TEC
  61. Low Noise Balanced Microphone Preamp (PCB also).
  62. Help to fix C-Audio RA3000 Amp
  63. Need to know about a MOS. FET output stage ( the Baby 300B) power amp plans
  64. 4th order lowpass with one transistor
  65. New guy on the block
  66. Rca 4739
  67. Why do you need a preamplifier?
  68. carver m500-t schematics
  69. Hafler JF2000 / Rockford RF2000 mods...help!!
  70. mods for son of ampzilla & sae 2400L
  71. Is PFC needed for higher power amps?
  72. 25w amp
  73. Amp schematics
  74. bora's legend 4 consideartions
  75. look at this schematic
  76. use of series resistance on output for "tubelike" sound?
  77. starting to study amp designs
  78. Directly driving ribbon tweeters
  79. Looking 4 a simple NPN/PNP Output stage schematic useing Tip31C/32C Transistors??
  80. looking for someone to build me a high frequency amp
  81. Power Supply for Preamplifier
  82. Cyrus Pre, faulty or normal?
  83. "classic" amp and begginners problems (pcb wiring, component values)
  84. Going to Design (Preamplifier PCB).
  85. Need a soft start?
  86. stopping a ground loop through the power cord
  87. Self on LM4562
  88. Inside a Burmester 828 MkII....
  89. Impedence from Neutrik SpeakOn
  90. dbx 4bx repair options
  91. Citronic Conquest V12 scheme
  92. Marantz PM66SE Question
  93. Onkyo Power Output Stage, capacitor between bases of EF pair?
  94. Some Questions Regarding Outputs. And M250.
  95. typical sensitivity of powered subs?
  96. Anybody have scan of AN-483B (Motorola)?
  97. Marantz PM66 se problems, information wanted
  98. Hum that wasn't there before
  99. almost done, 25w amp
  100. Mic PreAmplifier
  101. NAD S300 int amp problem
  102. Low output impedance preamp needed.
  103. suggestions for reciever
  104. Best amplifier for newbie?
  105. NAD 7020 transformer/converter
  106. 2SB1109 and 2SD1609 spice models
  107. musical fidelity studio T
  108. service manual Onkyo TX-SR504?
  109. Anyone interested in a HK Citation 16 amplifer in parts?
  110. IRF130, 9130 drive?
  111. Technics su-g95 schematic needed
  112. multi-channel volume control
  113. How to make I/U conversion with 2SK170
  114. resistors in ps rails of an opa2134
  115. greek........ amplifier ....
  116. suggest preamplifier circuit
  117. Help with vintage Marantz, Sansui etc
  118. Repair question Audio Research D100B
  119. Symasym 5.3 "AAK model" builder's thread
  120. ask the spice model of 2sa1013(or ksa1013)
  121. How to implement DC protection in a BTL amp???
  122. Need help with a Radford HD 250 amplifier
  123. Simple 2SK163 amp...
  124. Some Question About Amp.
  125. Harman Kardon PA 2000 auto turn on input sensitivity
  126. fake and genuine together?
  127. Orcad Capture Part 2SK1058
  128. krell 300i amp. schematic needed
  129. active shielded speaker cables
  130. Plinius
  131. Luxman LV-105u replacing outputs help!
  132. Substitution for 2SK1058&2SJ162?
  133. Luxman LV105
  134. What means ground lift?
  135. Naim Nap 110 info request
  136. need critique, Mic pre amp
  137. DH 220 trouble
  138. DIY amp for bi-amped 2-way horns?
  139. odd harmonics?
  140. Loewe Opta
  141. Pre amp voltage regulators help.
  142. Does anyone actually own that PC mainboard advertised in EW that had tubes on it!
  143. Quad 405 Spice Model
  144. <Continue>Help me to save the Crest FA1201
  145. Help me to save the Crest FA1201
  146. DC300A power switch wanted ??
  147. Need Help and opinion on a circuit
  148. Op Amp Book.
  149. Help
  150. Boras Legend 4 Mosfet Amp
  151. Troubleshooting bass amp
  152. AB-dynamic
  153. Loudspeaker Amp schematic needed
  154. Found Some 2SC367 Metal Can Toshiba Transistors...Any Info or uses for them
  155. repair a relay
  156. Yamaha C-50 service manual
  157. Yamaha A-720 ampflifier servise manual
  158. class a amplifier opinion
  159. Fixing / Trouble shooting Cyrus SmartPower
  160. Yamaha AX-900U
  161. My new mini Class A amp.
  162. Amplifier Testing
  163. Hiraga 30w PSU
  164. Arcam Alpha 5 prob
  165. Gary Pimm's MOSFET CCS
  166. Soundcraftsmen Repair in Southern CA
  167. BAT VK schematic needed
  168. Nad 2400
  169. Ground loop only when both channels connected
  170. Quadraflex Reference 650fet R service manual
  171. 25w amp
  172. Another feedback compensation method
  173. Freon cooling an amp?
  174. Which circiut is better?
  175. capacitor question
  176. best load gainclone?
  177. mosfet opinion?
  178. VIntage JVC 4-channel equipment
  179. Upgrading a Carver M200t/M400t
  180. Hafler 9500 Power Switch
  181. Rotel rb970bx mk11 dead
  182. personal jobs
  183. A cooling Primer?
  184. Looking for Perreaux SXV1 schematic
  185. Cyrus 2 Resistors
  186. RC Volume control for a lateral MOS AMP..
  187. Marantz 250 schematic needed
  188. Floating supply in battery powered discreet preamp
  189. PCB for JLH amp
  190. 10 watt Simple Power Amp
  191. Rotel RX950 with humming noise
  192. Hi Fi Plan
  193. Soft start + switch on PCB
  194. PLS-226 Schematic
  195. Rotel RX-830
  196. LCR EQ questions
  197. more info about "Voxson"
  198. Sourcing Genuine Toshibas in USA
  199. A09 class A pionner
  200. Toroid Transformer for Hafler DH-200
  201. passive preamp
  202. Sansui TU-9900 Restoration and Mods
  203. humming Harman Kardon 330B
  204. Sony TA-AV670 amp repair
  205. Schematic 500w
  206. Opinions from amplifier analysers on these amp circuits
  207. auditek speakers chip amps
  208. Bias Monitoring of Separate Heatsinks
  209. Differential transistor input stage
  210. Connecting OSCONs in series for high voltage.
  211. difference of 1st stage
  212. PCB hiraga 20w
  213. QSC designs
  214. BJTs for VAS Stages
  215. tweaking a class AB amp
  216. How much amplifier power do I need
  217. A cirucit to put Carlos anti-blameless stance to permanent rest.
  218. Ayre MX-R "Uma"
  219. NAD 2200 power supplay help needed
  220. Searching for high hfe, low noise and cob PNP BJT
  221. A SAP15 based power amp
  222. Cleaning Those Female (+) R.C.A. Jacks
  223. Pi filter for Class AB amplifier, feedback please
  224. philips FA-951
  225. Phase Linear 700B Series II -Right channel out-
  226. Grounding questions
  227. thomann pa amp
  228. CRC power amp supply
  229. Any suggestion about YBA model INTEGRE DELTA DT
  230. Amp power calculations into different phase angles
  231. Harmon Kardon HK6100
  232. hum problem in NAD 3020 (help wanted)
  233. For 35A rectifiers, what is maximum without heatsink
  234. Mod - Upgrading opamps in a yamaha av receiver
  235. Upgrading Power Supply in QUAD 606 Mk2
  236. Data needed for an STK350-530 SIP IC
  237. Integrating Baffle step into Cyrus 2 feedback circuit.
  238. Yamaha DSP-E390 schematic
  239. Hum in phono circuit
  240. Keeps frying diodes
  241. Looking for Scott 480A schematics
  242. Quadral PA 03 Phonologue
  243. John Linsley Hood RIAA Preamp?
  244. amp question basic rec
  245. Tip33.....anyone got a schem.
  246. Using bipolar opamps
  247. Building an HT Amp-paralleling output devices?
  248. Amp info ????
  249. cyrus one - on/off power button
  250. Audio Research output transistors

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