View Full Version : Power Supplies

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  1. Here is an elegant (insane?) way of converting 220V to 110V
  2. What is the elegant way to convert 220? to 110V?
  3. Ta3020 linear psu Design help
  4. Hum in output of powered subwoofer
  5. can some one please help me id this capacitor, its an easy one for an expert im sure!
  6. Audio Alchemy DAC V1.1 power supply
  7. Determining appropriate frequency when winding a transformer
  8. Center-tap Choke
  9. How to connect a toroidal transformer
  10. step down 200W SMPS
  11. Are these line filters any good?
  12. Push-Pull Mosfet Drivers Help Needed!!!!
  13. Stop feedback from capacitors into power...
  14. X2, AC Line Capacitors
  15. Availability of 3-phase AC mains supply at High-power Audio Installations
  16. HQ-CCS
  17. Mounting an External Amplifier power supply??
  18. New Muse PSU for TA2024? Anyone seen this before?
  19. Making a switching supply quieter?
  20. to where do I connect the grounding terminal of an IEC connector?
  21. reducing V and filtering ripple from chipamp PS for op amps
  22. Thermistor for an 120VA toroid transformer
  23. buck converter using LT3845
  24. scheme for slow inclusion around 3 - 4 seconds
  25. Discrete low current HV supply
  26. voltage regulator module?
  27. Diodes in parallel
  28. MCU controlled PSU
  29. Flux Density in Car SMPS Toroid
  30. Noobs guide to smps- web/text references
  31. Mesure DC in AC outlets Cant find what is making noise in my AC 30CCX Help!!! !!!
  32. duel power supply design help
  33. Inductors for CLC filter
  34. 90v to 500v i\p
  35. 6.3 filament from 5vac winding
  36. Hypex SMPS a minor Tweak
  37. Rectifier diodes
  38. High value capacitor between Hot and Neutral at AC inlet?
  39. Computer SMPS driving T-Amp - noise
  40. Question about AC wall wart usage?
  41. Smps Transformer series or parallal
  42. E-I core
  43. Help to chose transformer
  45. Help modifying a power supply
  46. Lab Power Supply Design / Build
  47. Wanted: Op-amp with single supply, 32V or more, and rail-rail capability
  48. specifications for Bando ats1540 for pioneer amp a105
  49. two transformer power supply wiring
  50. TNY266 flyback switcher
  51. Fluorecent choke for power supply
  52. connex electronic soft start questions
  53. Smart Battery Powered Circuit
  54. 371b power supply
  55. Switching power supply
  56. Powering the preamp from power amp PSU
  57. How to reduce PWM fan noise
  58. need little help with smps
  59. Using 33000uF caps in chipamp.com PSU?
  60. Q about connecting transformer 6v-0-6v
  61. current limiting for power supply
  62. Voltage doubler questions
  63. How to wire transformer?
  64. help needed with tube voltage power supply
  65. EMI choke before switching power supply
  66. Electronic fuse
  67. Simple rectifier/filter board
  68. cant find a decent SMPS for a current project.
  69. Simple DIY buffer PSU
  70. Solid State Relays
  71. Replacing wall wart questions?
  72. HV B+ switch
  73. PSU for car radio
  74. Museatex Meitner PP300 psup
  75. Help needed on CCS from the PSU Guru's
  76. Simple LED power indicator light circuit?
  77. SMPS to amp Boards connection
  78. 1kW LLC converter
  79. DC-DC step up converter?
  80. Help needed - reservoir capacitor after reservoir capacitor
  81. Earthing Questions
  82. 24v\25amp smps
  83. Impossible Ebay Item - Or not?
  84. Building a bench power supply
  85. Simple SMPS using 8 pin PIC microcontroller.
  86. Regulator topology design philosophy
  87. Power Supply for 500W+500W Amplifier
  88. basic question for a power adaptor with TA2024
  89. flux again
  90. Any problems with SMPS in series?
  91. Cheap Phase/Gain analyzer
  92. 12V AC adapter to 5V
  93. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  94. current transformer in older AT psu-s
  95. Behringer europower pmh1000 blown psu
  96. TAS5706A Class D Power Supply (Linear vs SMPS)
  97. Power Supply Help Needed
  98. Effect of combining capacitors?
  99. Wall wart alternative/AC power supply design & housing questions
  100. Mosfet Quiet Bootstrap
  101. Capacitor questions for a 6x4 supply.
  102. Isolation Transformers Power Requirements
  103. PSU for multiple amps/effects
  104. Tube preamp PSU
  105. LC networks in typical audio PSU applications
  106. Xentek 5kva isolation transformer runs hot!
  107. 15-0-15 supply slightly unbalanced
  108. Power Supply Case Size
  109. Bleeder Resistor
  110. Bleeder Resistor
  111. QP-4275 Power supply repair
  112. Cyrus 3i Modification to use PSX-R
  113. History of SMPS in audio ??
  114. What size of screw and torque screwdriver do I need for Cambridge Audio A1MK3?
  115. unstable emitter followers and odd behavior
  116. HI currenr Regulator
  117. Virtual ground in power amp applications
  118. Four pole (Jenssen) Capacitor question
  119. Electrolitycs?
  120. A circuit diagram from PCB layout and components
  121. where buy transformer
  122. Can I drive a valve circuit with no mains transformer?
  123. Keantoken's CFP cap multiplier
  124. Active Wharfedale Diamonds Transformer
  125. balanced ps from 2 lead tranny
  126. mains filter
  127. How to rate current from SMPS??
  128. Offline full-bridge SMPS
  129. Need help cleaning my waveforms on a simple half-bridge
  130. very simple question
  131. TL431 comparison
  132. LM337 and AN-181
  133. Help connecting power wires in Amp Head
  134. Need to knock a few volts off..!
  135. Is it worth potting the transformer and PSU caps of my Firstwatt f2
  136. Monster Cable HTS 5100mkii
  137. Adjusting a SMPS output
  138. Hypex SMPS - 12V Trigger (25mA)
  139. Scored preamp power supply, want opinions
  140. Batteries for power amps?
  141. Low-noise mains power for my device?
  142. 0 to 100V digitally controlled supply
  143. Question Regarding Soft-Start
  144. 35+35 800w smps
  145. 0ne 100uF cap or ten 10uF caps (or two 200uF caps...etc)
  146. Computer power supply
  147. Simple Xformer+R (oh, mysterious R!) question
  148. Using PC PSU for Sure 4x100 amp board
  149. quasi variac controlled wallwart
  150. preamp supply LOW power LOW noise LOW cost
  151. how do i convert 220VAC to 220VDC?
  152. Snubbing power switch properly
  153. Synchronous rectifier
  154. Mfg: ReQuest IMC IQ88
  155. Topologia of the fountain ATX seventeam, design of the trafo
  156. soft start help
  157. Commercial Mains Filters - Good or bad idea?
  158. Xfrmr secondary phasing
  159. Need a little help with UPS as inverters
  160. cheap simple way to drop 3-5v
  161. What happens with an output choke on a SMPS
  162. SMPS Core question
  163. Unregulated Power PCB
  164. Auto Transformer - safety advice
  165. Problem with tube regulator?
  166. New fan for KEPCO SM-160-1M
  167. dual lm3886 41hz supply?
  168. Inexpensive low profile 50,000 uF 60V caps in PSU
  169. Battery management system - how complicate is it ?
  170. Dual PSU layout - how does this look?
  171. Placing capacitor close to a power transformer
  172. Compare IGBT-losses and MOSFET-losses
  173. How to schematic switching power supply full bridge ?
  174. SLA Batteries - Advantages over Wall Warts
  175. How much does a 300 VA trafo weigh
  176. Any tips on how to include two power supplies safely and efficiently?
  177. How to protect circuits from reverse current flow?
  178. MOSFET body diodes in phase shift smps
  179. Questions
  180. need a smallish 24v 5A power supply ..
  181. When selecting DC connector plugs and sockets how do you make sure they match?
  182. power down
  183. First Power Supply
  184. ARC style regulated psu, tubed
  185. Choosing transformer for desired wattage
  186. Discrete Regulator for VAS and Input Stage
  187. Question about measuring DC output ripple
  188. Protection of variac...
  189. LTspice - problem simulating simple rectifier
  190. Eliminating Battery Charger Noise in DIY Stereo
  191. two-stage soft-start for large toroidals
  192. Help : any tips to get +/-24v from SLA 48v Battery
  193. ground noise
  194. Crown CL2 service schematics needed.
  195. Lets build a POWER CONDITIONER! input needed.
  196. Odd SMPS. Please, can you help me with it?
  197. Tube PS for mic pre help
  198. 12 vdc to 19vdc 5a
  199. series electrolytics....
  200. Marantz 2215b Transformer and personal build
  201. toroidal trafo help
  202. Power supply for T-amp and pre-amp?
  203. Building a "stiff" supply and need some input...
  204. can anyone tell me what this is and where to order a new one?
  205. Need help on Delta 1010 PSU mods
  206. How do i build a 12v power supply ?
  207. First filter cap - Big or Small?
  208. Why voltage dropped in my new transformer?
  209. simple design not working.
  210. Charging 12V SLA with bike dynamo / generator
  211. DAR PLUS E-I transformer dead How to work out voltage?
  212. Adjustable +/- 0-50V 0-5A Power Supply Schematics
  213. Simple (?) Capacitor question
  214. transformer wiring causing brain melt down
  215. Adjustable negative voltage supply
  216. Why does my SMPS show poor regulation?
  217. 80's boomboxes - how did they power the amps?
  218. Power Supply Wiring
  219. Opinions on power supply.
  220. Quick Q - 2 SMPS supplies in parallel
  221. selection of optocoupler.
  222. Help with rectifier circuit
  223. 18V AC+ 12V AC to +/-15V DC??
  224. looking for a high voltage (1kv) transistor
  225. Transformer soft-start with relays
  226. Power supply thoughts...
  227. supply change
  228. power resistor value ohm an watts??
  229. needing some ideas for a radio controlled car re capacitors!!
  230. flyback design issues
  231. Wire diameter in SMPS transformer - confusion
  232. 7915 regulator troubles
  233. need to clear about voltage of diode rectifier for psu
  234. I need a PSU for 6 LM3886's
  235. Connexelectronic a350smps or meanwell usd350?
  236. Transformer wiring to mains
  237. SMPS gate drive - please educate me
  238. Sony f211 intergreated amplifier wont power up
  239. Fast capacitors for SMPS
  240. Simple 78xx replacements
  241. suggestions for a power supply mod
  242. Does a LM317 act like a transformer
  243. transformer rating for a 1000W rms amp
  244. Supply voltage doubler question
  245. psu suggestions for 4 x 300w 4ohm
  246. linn smps powersupply
  247. High frequency SMPS for audio
  248. Major inrush surge problem with Toroid, HELP!
  249. Custom power transformer requirements
  250. Threads for SS High Voltage Power Regulators?

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