View Full Version : Power Supplies

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  1. PSUD2 question: how do I sim an LCLCL filter?
  2. LM317 cleanup
  3. Li-ion arrangement for CMoy-style headphone amp
  4. One large or many small capacitor
  5. smps 12v inverterhello i am new in this forum , excuse my english it's very bad i
  6. Power Factor Corrector Inductors
  7. 230V single primary toroid in a 115V country
  8. Regulated supplies within regulators (SuperReg)
  9. power supply for hiraga 20 W class a amp
  10. Snubbing or not
  11. where is soft start relay inserted in PSU circuit
  12. is transformer with primary and secondary = isolation?
  13. Enable 12V trigger with audio signal
  14. Need a transformer
  15. 18 to 330Vdc with 97% efficiency.
  16. need advice on fuse value and rectifier
  17. Expanding the output capability of LT1054
  19. full service manual NAD 7225 pe
  20. 18V phono preamp (super) regulator
  21. Can a Filtered IEC Power Inlet Improve Sound Quality?
  22. 13vac
  23. What type of diode........
  24. A Grounding challenge , please help..
  25. Probably a simple question (SMPS)...
  26. Bringing down the voltage by 10 Volts
  27. SMPS Transformer Primary Turns Calculations
  28. Paragon System-E PS schematic needed
  29. help in rectifier diode selection
  30. diode rectifier suggestion for power supply
  31. Simple transformer questions
  32. Why do I only get 8.9v from a 12v voltage regulator?
  33. SMPS feedback
  34. Great Article On AC Power Harmonic Issues
  35. Toroid ~ grill interaction
  36. 5V regulator for AK4396
  37. Help!Transformer overheating!
  38. Good sounding LM317 PSU
  39. Dropping 50V on psu
  40. Simple Toroid Question
  41. Eccentric Power Distribution
  42. rotel RB-9708BX-mk2 AC 120 TO 220 HOW FIX
  43. Power Supply for Class D: 12V AC
  44. voltage multiplier current demands
  45. NTC questions for Class A
  46. DC noise come from live or neutral?
  47. 470uF for amps psu bypass?
  48. potting compound question
  49. LT1431 + DN2540N3 + D44H11 Dual Rail Reg
  50. 4 pole caps and bypass caps
  51. PSU Filter section question
  52. Newby question
  53. Using 2 x Meanwell SMPS to get +ve 0v -ve
  54. Dual rail from trafo with no CT?????
  55. Help About 8KW Full Bridge SMPS
  56. 18v rectification ??
  57. Different toroid trans mounting produce different sonic?
  58. SMPS 2x45V 600W
  59. Powering Incandescent Lamp from Transformer Secondary.
  60. Need help on relay for 1200W Trafo soft start
  61. What type of diodes to use?
  62. Nakamichi IA-3 hum/buzz and does anyone have the schematics/service manual?
  63. Elna 15000uF 82V filter caps - blown
  64. 220 to 120 volts convertor question
  65. Getting down to a regulated 150V
  66. checking if transformer will saturate at low freq?
  67. 2 ps in series
  68. Specs on a PS?
  69. Li-Ion supply for ghettoblaster
  70. produce 80Vdc with a 480-277 1 phase power transformer
  71. LiMn or LiFePO4 48V accumulator
  72. 2-Conductor Mains Supplies
  73. Possible Cheap Powersupply Solution for Current Dumping Amplifiers...
  74. Filter Capacitor
  75. 0.83V regulated supply
  76. Why is this Cap getting hot and bulging?
  77. Transformer details of 1-433-573-31
  78. Faulty supply problem
  79. Pyle Power Capacitor, Pyle of what?
  80. Source for Germanium transistors
  81. Using 220V transformer on 110V
  82. hi guys just got a quick question about ajustable regulators for battery charging
  83. Need Negative High Voltage Regulator Circuit
  84. Hammond transformer (simple question)
  85. Upgrading Meridian G68 Power Supply
  86. What kind of line filter shall I use?
  87. replacement of three pin rectifier with new two pin for transformer
  88. smps spilt supply
  89. gainclone lm4780's supply voltage, please advice.
  90. Which industrial transformer to repurpose?
  91. Small SMPS's for preamps/DSPs
  92. Two (or more) transformers to increase power ??
  93. .1 or .01 ps bypass caps
  94. Crying 12V PWM Powersupply
  95. Problem with Hypex SMPS400/67 (OEM V4)
  96. psu problems
  97. clclcrcrc or crcrclclc?
  98. clclcrcrc or crcrclclc?
  99. amp wont turn off
  100. Core choice for power transformer
  101. Battery cut off circuit
  102. Need help on phase splitter
  103. Quick Power Supply Question
  104. Tube rectifier
  105. Mathematically challenged help for lm 317-337
  106. Is this off-line flyback? B+ switch, Startup troubleshooting steps?
  107. Need 16V rails from an F5 Power Supply
  108. Step down transformer voltage
  109. Help repair a power inverter
  110. Sanding down Hammond transformers
  111. transformer primary winding turns
  112. ISCO 494 ELECTROPHORESIS modified to 1200V 300mA
  113. Having trouble with PS math
  114. 7815 and 7915, which type A or C?
  115. GM-3000 diagram
  116. DC amps on the output of a regulated PSU
  117. Stacking Cores
  118. options for high amperage voltage regulation
  119. Rectifier Boards
  120. Erno Borbely All FET low-noise super shunt regulator
  121. Understanding PFC chips
  122. toroidals together
  123. How these work?...smps
  124. Here is an elegant (insane?) way of converting 220V to 110V
  125. What is the elegant way to convert 220? to 110V?
  126. Ta3020 linear psu Design help
  127. Hum in output of powered subwoofer
  128. can some one please help me id this capacitor, its an easy one for an expert im sure!
  129. Audio Alchemy DAC V1.1 power supply
  130. Determining appropriate frequency when winding a transformer
  131. Center-tap Choke
  132. How to connect a toroidal transformer
  133. step down 200W SMPS
  134. Are these line filters any good?
  135. Push-Pull Mosfet Drivers Help Needed!!!!
  136. Stop feedback from capacitors into power...
  137. X2, AC Line Capacitors
  138. Availability of 3-phase AC mains supply at High-power Audio Installations
  139. HQ-CCS
  140. Mounting an External Amplifier power supply??
  141. New Muse PSU for TA2024? Anyone seen this before?
  142. Making a switching supply quieter?
  143. to where do I connect the grounding terminal of an IEC connector?
  144. reducing V and filtering ripple from chipamp PS for op amps
  145. Thermistor for an 120VA toroid transformer
  146. buck converter using LT3845
  147. scheme for slow inclusion around 3 - 4 seconds
  148. Discrete low current HV supply
  149. voltage regulator module?
  150. Diodes in parallel
  151. MCU controlled PSU
  152. Flux Density in Car SMPS Toroid
  153. Noobs guide to smps- web/text references
  154. Mesure DC in AC outlets Cant find what is making noise in my AC 30CCX Help!!! !!!
  155. duel power supply design help
  156. Inductors for CLC filter
  157. 90v to 500v i\p
  158. 6.3 filament from 5vac winding
  159. Hypex SMPS a minor Tweak
  160. Rectifier diodes
  161. High value capacitor between Hot and Neutral at AC inlet?
  162. Computer SMPS driving T-Amp - noise
  163. Question about AC wall wart usage?
  164. Smps Transformer series or parallal
  165. E-I core
  166. Help to chose transformer
  168. Help modifying a power supply
  169. Lab Power Supply Design / Build
  170. Wanted: Op-amp with single supply, 32V or more, and rail-rail capability
  171. specifications for Bando ats1540 for pioneer amp a105
  172. two transformer power supply wiring
  173. TNY266 flyback switcher
  174. Fluorecent choke for power supply
  175. connex electronic soft start questions
  176. Smart Battery Powered Circuit
  177. 371b power supply
  178. Switching power supply
  179. Powering the preamp from power amp PSU
  180. How to reduce PWM fan noise
  181. need little help with smps
  182. Using 33000uF caps in chipamp.com PSU?
  183. Q about connecting transformer 6v-0-6v
  184. current limiting for power supply
  185. Voltage doubler questions
  186. How to wire transformer?
  187. help needed with tube voltage power supply
  188. EMI choke before switching power supply
  189. Electronic fuse
  190. Simple rectifier/filter board
  191. cant find a decent SMPS for a current project.
  192. Simple DIY buffer PSU
  193. Solid State Relays
  194. Replacing wall wart questions?
  195. HV B+ switch
  196. PSU for car radio
  197. Museatex Meitner PP300 psup
  198. Help needed on CCS from the PSU Guru's
  199. SMPS to amp Boards connection
  200. 1kW LLC converter
  201. DC-DC step up converter?
  202. Help needed - reservoir capacitor after reservoir capacitor
  203. Earthing Questions
  204. 24v\25amp smps
  205. Impossible Ebay Item - Or not?
  206. Building a bench power supply
  207. Simple SMPS using 8 pin PIC microcontroller.
  208. Regulator topology design philosophy
  209. Power Supply for 500W+500W Amplifier
  210. basic question for a power adaptor with TA2024
  211. flux again
  212. Any problems with SMPS in series?
  213. Cheap Phase/Gain analyzer
  214. 12V AC adapter to 5V
  215. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  216. current transformer in older AT psu-s
  217. Behringer europower pmh1000 blown psu
  218. TAS5706A Class D Power Supply (Linear vs SMPS)
  219. Power Supply Help Needed
  220. Effect of combining capacitors?
  221. Wall wart alternative/AC power supply design & housing questions
  222. Mosfet Quiet Bootstrap
  223. Capacitor questions for a 6x4 supply.
  224. Isolation Transformers Power Requirements
  225. PSU for multiple amps/effects
  226. Tube preamp PSU
  227. LC networks in typical audio PSU applications
  228. Xentek 5kva isolation transformer runs hot!
  229. 15-0-15 supply slightly unbalanced
  230. Power Supply Case Size
  231. Bleeder Resistor
  232. Bleeder Resistor
  233. QP-4275 Power supply repair
  234. Cyrus 3i Modification to use PSX-R
  235. History of SMPS in audio ??
  236. What size of screw and torque screwdriver do I need for Cambridge Audio A1MK3?
  237. unstable emitter followers and odd behavior
  238. HI currenr Regulator
  239. Virtual ground in power amp applications
  240. Four pole (Jenssen) Capacitor question
  241. Electrolitycs?
  242. A circuit diagram from PCB layout and components
  243. where buy transformer
  244. Can I drive a valve circuit with no mains transformer?
  245. Keantoken's CFP cap multiplier
  246. Active Wharfedale Diamonds Transformer
  247. balanced ps from 2 lead tranny
  248. mains filter
  249. How to rate current from SMPS??
  250. Offline full-bridge SMPS

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