View Full Version : Power Supplies

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  1. replacement of three pin rectifier with new two pin for transformer
  2. smps spilt supply
  3. gainclone lm4780's supply voltage, please advice.
  4. Which industrial transformer to repurpose?
  5. Small SMPS's for preamps/DSPs
  6. Two (or more) transformers to increase power ??
  7. .1 or .01 ps bypass caps
  8. Crying 12V PWM Powersupply
  9. Problem with Hypex SMPS400/67 (OEM V4)
  10. psu problems
  11. clclcrcrc or crcrclclc?
  12. clclcrcrc or crcrclclc?
  13. amp wont turn off
  14. Core choice for power transformer
  15. Battery cut off circuit
  16. Need help on phase splitter
  17. Quick Power Supply Question
  18. Tube rectifier
  19. Mathematically challenged help for lm 317-337
  20. Is this off-line flyback? B+ switch, Startup troubleshooting steps?
  21. Need 16V rails from an F5 Power Supply
  22. Step down transformer voltage
  23. Help repair a power inverter
  24. Sanding down Hammond transformers
  25. transformer primary winding turns
  26. ISCO 494 ELECTROPHORESIS modified to 1200V 300mA
  27. Having trouble with PS math
  28. 7815 and 7915, which type A or C?
  29. GM-3000 diagram
  30. DC amps on the output of a regulated PSU
  31. Stacking Cores
  32. options for high amperage voltage regulation
  33. Rectifier Boards
  34. Erno Borbely All FET low-noise super shunt regulator
  35. Understanding PFC chips
  36. toroidals together
  37. How these work?...smps
  38. Here is an elegant (insane?) way of converting 220V to 110V
  39. What is the elegant way to convert 220? to 110V?
  40. Ta3020 linear psu Design help
  41. Hum in output of powered subwoofer
  42. can some one please help me id this capacitor, its an easy one for an expert im sure!
  43. Audio Alchemy DAC V1.1 power supply
  44. Determining appropriate frequency when winding a transformer
  45. Center-tap Choke
  46. How to connect a toroidal transformer
  47. step down 200W SMPS
  48. Are these line filters any good?
  49. Push-Pull Mosfet Drivers Help Needed!!!!
  50. Stop feedback from capacitors into power...
  51. X2, AC Line Capacitors
  52. Availability of 3-phase AC mains supply at High-power Audio Installations
  53. HQ-CCS
  54. Mounting an External Amplifier power supply??
  55. New Muse PSU for TA2024? Anyone seen this before?
  56. Making a switching supply quieter?
  57. to where do I connect the grounding terminal of an IEC connector?
  58. reducing V and filtering ripple from chipamp PS for op amps
  59. Thermistor for an 120VA toroid transformer
  60. buck converter using LT3845
  61. scheme for slow inclusion around 3 - 4 seconds
  62. Discrete low current HV supply
  63. voltage regulator module?
  64. Diodes in parallel
  65. MCU controlled PSU
  66. Flux Density in Car SMPS Toroid
  67. Noobs guide to smps- web/text references
  68. Mesure DC in AC outlets Cant find what is making noise in my AC 30CCX Help!!! !!!
  69. duel power supply design help
  70. Inductors for CLC filter
  71. 90v to 500v i\p
  72. 6.3 filament from 5vac winding
  73. Hypex SMPS a minor Tweak
  74. Rectifier diodes
  75. High value capacitor between Hot and Neutral at AC inlet?
  76. Computer SMPS driving T-Amp - noise
  77. Question about AC wall wart usage?
  78. Smps Transformer series or parallal
  79. E-I core
  80. Help to chose transformer
  82. Help modifying a power supply
  83. Lab Power Supply Design / Build
  84. Wanted: Op-amp with single supply, 32V or more, and rail-rail capability
  85. specifications for Bando ats1540 for pioneer amp a105
  86. two transformer power supply wiring
  87. TNY266 flyback switcher
  88. Fluorecent choke for power supply
  89. connex electronic soft start questions
  90. Smart Battery Powered Circuit
  91. 371b power supply
  92. Switching power supply
  93. Powering the preamp from power amp PSU
  94. How to reduce PWM fan noise
  95. need little help with smps
  96. Using 33000uF caps in chipamp.com PSU?
  97. Q about connecting transformer 6v-0-6v
  98. current limiting for power supply
  99. Voltage doubler questions
  100. How to wire transformer?
  101. help needed with tube voltage power supply
  102. EMI choke before switching power supply
  103. Electronic fuse
  104. Simple rectifier/filter board
  105. cant find a decent SMPS for a current project.
  106. Simple DIY buffer PSU
  107. Solid State Relays
  108. Replacing wall wart questions?
  109. HV B+ switch
  110. PSU for car radio
  111. Museatex Meitner PP300 psup
  112. Help needed on CCS from the PSU Guru's
  113. SMPS to amp Boards connection
  114. 1kW LLC converter
  115. DC-DC step up converter?
  116. Help needed - reservoir capacitor after reservoir capacitor
  117. Earthing Questions
  118. 24v\25amp smps
  119. Impossible Ebay Item - Or not?
  120. Building a bench power supply
  121. Simple SMPS using 8 pin PIC microcontroller.
  122. Regulator topology design philosophy
  123. Power Supply for 500W+500W Amplifier
  124. basic question for a power adaptor with TA2024
  125. flux again
  126. Any problems with SMPS in series?
  127. Cheap Phase/Gain analyzer
  128. 12V AC adapter to 5V
  129. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  130. current transformer in older AT psu-s
  131. Behringer europower pmh1000 blown psu
  132. TAS5706A Class D Power Supply (Linear vs SMPS)
  133. Power Supply Help Needed
  134. Effect of combining capacitors?
  135. Wall wart alternative/AC power supply design & housing questions
  136. Mosfet Quiet Bootstrap
  137. Capacitor questions for a 6x4 supply.
  138. Isolation Transformers Power Requirements
  139. PSU for multiple amps/effects
  140. Tube preamp PSU
  141. LC networks in typical audio PSU applications
  142. Xentek 5kva isolation transformer runs hot!
  143. 15-0-15 supply slightly unbalanced
  144. Power Supply Case Size
  145. Bleeder Resistor
  146. Bleeder Resistor
  147. QP-4275 Power supply repair
  148. Cyrus 3i Modification to use PSX-R
  149. History of SMPS in audio ??
  150. What size of screw and torque screwdriver do I need for Cambridge Audio A1MK3?
  151. unstable emitter followers and odd behavior
  152. HI currenr Regulator
  153. Virtual ground in power amp applications
  154. Four pole (Jenssen) Capacitor question
  155. Electrolitycs?
  156. A circuit diagram from PCB layout and components
  157. where buy transformer
  158. Can I drive a valve circuit with no mains transformer?
  159. Keantoken's CFP cap multiplier
  160. Active Wharfedale Diamonds Transformer
  161. balanced ps from 2 lead tranny
  162. mains filter
  163. How to rate current from SMPS??
  164. Offline full-bridge SMPS
  165. Need help cleaning my waveforms on a simple half-bridge
  166. very simple question
  167. TL431 comparison
  168. LM337 and AN-181
  169. Help connecting power wires in Amp Head
  170. Need to knock a few volts off..!
  171. Is it worth potting the transformer and PSU caps of my Firstwatt f2
  172. Monster Cable HTS 5100mkii
  173. Adjusting a SMPS output
  174. Hypex SMPS - 12V Trigger (25mA)
  175. Scored preamp power supply, want opinions
  176. Batteries for power amps?
  177. Low-noise mains power for my device?
  178. 0 to 100V digitally controlled supply
  179. Question Regarding Soft-Start
  180. 35+35 800w smps
  181. 0ne 100uF cap or ten 10uF caps (or two 200uF caps...etc)
  182. Computer power supply
  183. Simple Xformer+R (oh, mysterious R!) question
  184. Using PC PSU for Sure 4x100 amp board
  185. quasi variac controlled wallwart
  186. preamp supply LOW power LOW noise LOW cost
  187. how do i convert 220VAC to 220VDC?
  188. Snubbing power switch properly
  189. Synchronous rectifier
  190. Mfg: ReQuest IMC IQ88
  191. Topologia of the fountain ATX seventeam, design of the trafo
  192. soft start help
  193. Commercial Mains Filters - Good or bad idea?
  194. Xfrmr secondary phasing
  195. Need a little help with UPS as inverters
  196. cheap simple way to drop 3-5v
  197. What happens with an output choke on a SMPS
  198. SMPS Core question
  199. Unregulated Power PCB
  200. Problem with tube regulator?
  201. New fan for KEPCO SM-160-1M
  202. dual lm3886 41hz supply?
  203. Inexpensive low profile 50,000 uF 60V caps in PSU
  204. Battery management system - how complicate is it ?
  205. Dual PSU layout - how does this look?
  206. Placing capacitor close to a power transformer
  207. Compare IGBT-losses and MOSFET-losses
  208. How to schematic switching power supply full bridge ?
  209. SLA Batteries - Advantages over Wall Warts
  210. How much does a 300 VA trafo weigh
  211. Any tips on how to include two power supplies safely and efficiently?
  212. How to protect circuits from reverse current flow?
  213. MOSFET body diodes in phase shift smps
  214. Questions
  215. need a smallish 24v 5A power supply ..
  216. When selecting DC connector plugs and sockets how do you make sure they match?
  217. power down
  218. First Power Supply
  219. ARC style regulated psu, tubed
  220. Choosing transformer for desired wattage
  221. Discrete Regulator for VAS and Input Stage
  222. Question about measuring DC output ripple
  223. Protection of variac...
  224. LTspice - problem simulating simple rectifier
  225. Eliminating Battery Charger Noise in DIY Stereo
  226. two-stage soft-start for large toroidals
  227. Help : any tips to get +/-24v from SLA 48v Battery
  228. ground noise
  229. Crown CL2 service schematics needed.
  230. Lets build a POWER CONDITIONER! input needed.
  231. Odd SMPS. Please, can you help me with it?
  232. Tube PS for mic pre help
  233. 12 vdc to 19vdc 5a
  234. series electrolytics....
  235. Marantz 2215b Transformer and personal build
  236. toroidal trafo help
  237. Power supply for T-amp and pre-amp?
  238. Building a "stiff" supply and need some input...
  239. can anyone tell me what this is and where to order a new one?
  240. Need help on Delta 1010 PSU mods
  241. How do i build a 12v power supply ?
  242. First filter cap - Big or Small?
  243. Why voltage dropped in my new transformer?
  244. simple design not working.
  245. Charging 12V SLA with bike dynamo / generator
  246. DAR PLUS E-I transformer dead How to work out voltage?
  247. Adjustable +/- 0-50V 0-5A Power Supply Schematics
  248. Simple (?) Capacitor question
  249. transformer wiring causing brain melt down
  250. Adjustable negative voltage supply

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