View Full Version : Power Supplies

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  1. Elna 15000uF 82V filter caps - blown
  2. 220 to 120 volts convertor question
  3. Getting down to a regulated 150V
  4. checking if transformer will saturate at low freq?
  5. 2 ps in series
  6. Specs on a PS?
  7. Li-Ion supply for ghettoblaster
  8. produce 80Vdc with a 480-277 1 phase power transformer
  9. LiMn or LiFePO4 48V accumulator
  10. 2-Conductor Mains Supplies
  11. Possible Cheap Powersupply Solution for Current Dumping Amplifiers...
  12. Filter Capacitor
  13. 0.83V regulated supply
  14. Why is this Cap getting hot and bulging?
  15. Transformer details of 1-433-573-31
  16. Faulty supply problem
  17. Pyle Power Capacitor, Pyle of what?
  18. Source for Germanium transistors
  19. Using 220V transformer on 110V
  20. hi guys just got a quick question about ajustable regulators for battery charging
  21. Need Negative High Voltage Regulator Circuit
  22. Hammond transformer (simple question)
  23. Upgrading Meridian G68 Power Supply
  24. What kind of line filter shall I use?
  25. replacement of three pin rectifier with new two pin for transformer
  26. smps spilt supply
  27. gainclone lm4780's supply voltage, please advice.
  28. Which industrial transformer to repurpose?
  29. Small SMPS's for preamps/DSPs
  30. Two (or more) transformers to increase power ??
  31. .1 or .01 ps bypass caps
  32. Crying 12V PWM Powersupply
  33. Problem with Hypex SMPS400/67 (OEM V4)
  34. psu problems
  35. clclcrcrc or crcrclclc?
  36. clclcrcrc or crcrclclc?
  37. amp wont turn off
  38. Core choice for power transformer
  39. Battery cut off circuit
  40. Need help on phase splitter
  41. Quick Power Supply Question
  42. Tube rectifier
  43. Mathematically challenged help for lm 317-337
  44. Is this off-line flyback? B+ switch, Startup troubleshooting steps?
  45. Need 16V rails from an F5 Power Supply
  46. Step down transformer voltage
  47. Help repair a power inverter
  48. Sanding down Hammond transformers
  49. transformer primary winding turns
  50. ISCO 494 ELECTROPHORESIS modified to 1200V 300mA
  51. Having trouble with PS math
  52. 7815 and 7915, which type A or C?
  53. GM-3000 diagram
  54. DC amps on the output of a regulated PSU
  55. Stacking Cores
  56. options for high amperage voltage regulation
  57. Rectifier Boards
  58. Erno Borbely All FET low-noise super shunt regulator
  59. Understanding PFC chips
  60. toroidals together
  61. How these work?...smps
  62. Here is an elegant (insane?) way of converting 220V to 110V
  63. What is the elegant way to convert 220? to 110V?
  64. Ta3020 linear psu Design help
  65. Hum in output of powered subwoofer
  66. can some one please help me id this capacitor, its an easy one for an expert im sure!
  67. Audio Alchemy DAC V1.1 power supply
  68. Determining appropriate frequency when winding a transformer
  69. Center-tap Choke
  70. How to connect a toroidal transformer
  71. step down 200W SMPS
  72. Are these line filters any good?
  73. Push-Pull Mosfet Drivers Help Needed!!!!
  74. Stop feedback from capacitors into power...
  75. X2, AC Line Capacitors
  76. Availability of 3-phase AC mains supply at High-power Audio Installations
  77. HQ-CCS
  78. Mounting an External Amplifier power supply??
  79. New Muse PSU for TA2024? Anyone seen this before?
  80. Making a switching supply quieter?
  81. to where do I connect the grounding terminal of an IEC connector?
  82. reducing V and filtering ripple from chipamp PS for op amps
  83. Thermistor for an 120VA toroid transformer
  84. buck converter using LT3845
  85. scheme for slow inclusion around 3 - 4 seconds
  86. Discrete low current HV supply
  87. voltage regulator module?
  88. Diodes in parallel
  89. MCU controlled PSU
  90. Flux Density in Car SMPS Toroid
  91. Noobs guide to smps- web/text references
  92. Mesure DC in AC outlets Cant find what is making noise in my AC 30CCX Help!!! !!!
  93. duel power supply design help
  94. Inductors for CLC filter
  95. 90v to 500v i\p
  96. 6.3 filament from 5vac winding
  97. Hypex SMPS a minor Tweak
  98. Rectifier diodes
  99. High value capacitor between Hot and Neutral at AC inlet?
  100. Computer SMPS driving T-Amp - noise
  101. Question about AC wall wart usage?
  102. Smps Transformer series or parallal
  103. E-I core
  104. Help to chose transformer
  106. Help modifying a power supply
  107. Lab Power Supply Design / Build
  108. Wanted: Op-amp with single supply, 32V or more, and rail-rail capability
  109. specifications for Bando ats1540 for pioneer amp a105
  110. two transformer power supply wiring
  111. TNY266 flyback switcher
  112. Fluorecent choke for power supply
  113. connex electronic soft start questions
  114. Smart Battery Powered Circuit
  115. 371b power supply
  116. Switching power supply
  117. Powering the preamp from power amp PSU
  118. How to reduce PWM fan noise
  119. need little help with smps
  120. Using 33000uF caps in chipamp.com PSU?
  121. Q about connecting transformer 6v-0-6v
  122. current limiting for power supply
  123. Voltage doubler questions
  124. How to wire transformer?
  125. help needed with tube voltage power supply
  126. EMI choke before switching power supply
  127. Electronic fuse
  128. Simple rectifier/filter board
  129. cant find a decent SMPS for a current project.
  130. Simple DIY buffer PSU
  131. Solid State Relays
  132. Replacing wall wart questions?
  133. HV B+ switch
  134. PSU for car radio
  135. Museatex Meitner PP300 psup
  136. Help needed on CCS from the PSU Guru's
  137. SMPS to amp Boards connection
  138. 1kW LLC converter
  139. DC-DC step up converter?
  140. Help needed - reservoir capacitor after reservoir capacitor
  141. Earthing Questions
  142. 24v\25amp smps
  143. Impossible Ebay Item - Or not?
  144. Building a bench power supply
  145. Simple SMPS using 8 pin PIC microcontroller.
  146. Regulator topology design philosophy
  147. Power Supply for 500W+500W Amplifier
  148. basic question for a power adaptor with TA2024
  149. flux again
  150. Any problems with SMPS in series?
  151. Cheap Phase/Gain analyzer
  152. 12V AC adapter to 5V
  153. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  154. current transformer in older AT psu-s
  155. Behringer europower pmh1000 blown psu
  156. TAS5706A Class D Power Supply (Linear vs SMPS)
  157. Power Supply Help Needed
  158. Effect of combining capacitors?
  159. Wall wart alternative/AC power supply design & housing questions
  160. Mosfet Quiet Bootstrap
  161. Capacitor questions for a 6x4 supply.
  162. Isolation Transformers Power Requirements
  163. PSU for multiple amps/effects
  164. Tube preamp PSU
  165. LC networks in typical audio PSU applications
  166. Xentek 5kva isolation transformer runs hot!
  167. 15-0-15 supply slightly unbalanced
  168. Power Supply Case Size
  169. Bleeder Resistor
  170. Bleeder Resistor
  171. QP-4275 Power supply repair
  172. Cyrus 3i Modification to use PSX-R
  173. History of SMPS in audio ??
  174. What size of screw and torque screwdriver do I need for Cambridge Audio A1MK3?
  175. unstable emitter followers and odd behavior
  176. HI currenr Regulator
  177. Virtual ground in power amp applications
  178. Four pole (Jenssen) Capacitor question
  179. Electrolitycs?
  180. A circuit diagram from PCB layout and components
  181. where buy transformer
  182. Can I drive a valve circuit with no mains transformer?
  183. Keantoken's CFP cap multiplier
  184. Active Wharfedale Diamonds Transformer
  185. balanced ps from 2 lead tranny
  186. mains filter
  187. How to rate current from SMPS??
  188. Offline full-bridge SMPS
  189. Need help cleaning my waveforms on a simple half-bridge
  190. very simple question
  191. TL431 comparison
  192. LM337 and AN-181
  193. Help connecting power wires in Amp Head
  194. Need to knock a few volts off..!
  195. Is it worth potting the transformer and PSU caps of my Firstwatt f2
  196. Monster Cable HTS 5100mkii
  197. Adjusting a SMPS output
  198. Hypex SMPS - 12V Trigger (25mA)
  199. Scored preamp power supply, want opinions
  200. Batteries for power amps?
  201. Low-noise mains power for my device?
  202. 0 to 100V digitally controlled supply
  203. Question Regarding Soft-Start
  204. 35+35 800w smps
  205. 0ne 100uF cap or ten 10uF caps (or two 200uF caps...etc)
  206. Computer power supply
  207. Simple Xformer+R (oh, mysterious R!) question
  208. Using PC PSU for Sure 4x100 amp board
  209. quasi variac controlled wallwart
  210. preamp supply LOW power LOW noise LOW cost
  211. how do i convert 220VAC to 220VDC?
  212. Snubbing power switch properly
  213. Synchronous rectifier
  214. Mfg: ReQuest IMC IQ88
  215. Topologia of the fountain ATX seventeam, design of the trafo
  216. soft start help
  217. Commercial Mains Filters - Good or bad idea?
  218. Xfrmr secondary phasing
  219. Need a little help with UPS as inverters
  220. cheap simple way to drop 3-5v
  221. What happens with an output choke on a SMPS
  222. SMPS Core question
  223. Unregulated Power PCB
  224. Problem with tube regulator?
  225. New fan for KEPCO SM-160-1M
  226. dual lm3886 41hz supply?
  227. Inexpensive low profile 50,000 uF 60V caps in PSU
  228. Battery management system - how complicate is it ?
  229. Dual PSU layout - how does this look?
  230. Placing capacitor close to a power transformer
  231. Compare IGBT-losses and MOSFET-losses
  232. How to schematic switching power supply full bridge ?
  233. SLA Batteries - Advantages over Wall Warts
  234. How much does a 300 VA trafo weigh
  235. Any tips on how to include two power supplies safely and efficiently?
  236. How to protect circuits from reverse current flow?
  237. MOSFET body diodes in phase shift smps
  238. Questions
  239. need a smallish 24v 5A power supply ..
  240. When selecting DC connector plugs and sockets how do you make sure they match?
  241. power down
  242. First Power Supply
  243. ARC style regulated psu, tubed
  244. Choosing transformer for desired wattage
  245. Discrete Regulator for VAS and Input Stage
  246. Question about measuring DC output ripple
  247. Protection of variac...
  248. LTspice - problem simulating simple rectifier
  249. Eliminating Battery Charger Noise in DIY Stereo
  250. two-stage soft-start for large toroidals

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