View Full Version : Power Supplies

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  1. One large or many small capacitor
  2. smps 12v inverterhello i am new in this forum , excuse my english it's very bad i
  3. Power Factor Corrector Inductors
  4. 230V single primary toroid in a 115V country
  5. Regulated supplies within regulators (SuperReg)
  6. power supply for hiraga 20 W class a amp
  7. Snubbing or not
  8. where is soft start relay inserted in PSU circuit
  9. is transformer with primary and secondary = isolation?
  10. Enable 12V trigger with audio signal
  11. Need a transformer
  12. 18 to 330Vdc with 97% efficiency.
  13. need advice on fuse value and rectifier
  14. Expanding the output capability of LT1054
  16. full service manual NAD 7225 pe
  17. 18V phono preamp (super) regulator
  18. Can a Filtered IEC Power Inlet Improve Sound Quality?
  19. 13vac
  20. What type of diode........
  21. A Grounding challenge , please help..
  22. Probably a simple question (SMPS)...
  23. Bringing down the voltage by 10 Volts
  24. SMPS Transformer Primary Turns Calculations
  25. Paragon System-E PS schematic needed
  26. help in rectifier diode selection
  27. diode rectifier suggestion for power supply
  28. Simple transformer questions
  29. Why do I only get 8.9v from a 12v voltage regulator?
  30. SMPS feedback
  31. Great Article On AC Power Harmonic Issues
  32. Toroid ~ grill interaction
  33. 5V regulator for AK4396
  34. Help!Transformer overheating!
  35. Good sounding LM317 PSU
  36. Dropping 50V on psu
  37. Simple Toroid Question
  38. Eccentric Power Distribution
  39. rotel RB-9708BX-mk2 AC 120 TO 220 HOW FIX
  40. Power Supply for Class D: 12V AC
  41. voltage multiplier current demands
  42. NTC questions for Class A
  43. DC noise come from live or neutral?
  44. 470uF for amps psu bypass?
  45. potting compound question
  46. LT1431 + DN2540N3 + D44H11 Dual Rail Reg
  47. 4 pole caps and bypass caps
  48. PSU Filter section question
  49. Newby question
  50. Using 2 x Meanwell SMPS to get +ve 0v -ve
  51. Dual rail from trafo with no CT?????
  52. Help About 8KW Full Bridge SMPS
  53. 18v rectification ??
  54. Different toroid trans mounting produce different sonic?
  55. SMPS 2x45V 600W
  56. Powering Incandescent Lamp from Transformer Secondary.
  57. Need help on relay for 1200W Trafo soft start
  58. What type of diodes to use?
  59. Nakamichi IA-3 hum/buzz and does anyone have the schematics/service manual?
  60. Elna 15000uF 82V filter caps - blown
  61. 220 to 120 volts convertor question
  62. Getting down to a regulated 150V
  63. checking if transformer will saturate at low freq?
  64. 2 ps in series
  65. Specs on a PS?
  66. Li-Ion supply for ghettoblaster
  67. produce 80Vdc with a 480-277 1 phase power transformer
  68. LiMn or LiFePO4 48V accumulator
  69. 2-Conductor Mains Supplies
  70. Possible Cheap Powersupply Solution for Current Dumping Amplifiers...
  71. Filter Capacitor
  72. 0.83V regulated supply
  73. Why is this Cap getting hot and bulging?
  74. Transformer details of 1-433-573-31
  75. Faulty supply problem
  76. Pyle Power Capacitor, Pyle of what?
  77. Source for Germanium transistors
  78. Using 220V transformer on 110V
  79. hi guys just got a quick question about ajustable regulators for battery charging
  80. Need Negative High Voltage Regulator Circuit
  81. Hammond transformer (simple question)
  82. Upgrading Meridian G68 Power Supply
  83. What kind of line filter shall I use?
  84. replacement of three pin rectifier with new two pin for transformer
  85. smps spilt supply
  86. gainclone lm4780's supply voltage, please advice.
  87. Which industrial transformer to repurpose?
  88. Small SMPS's for preamps/DSPs
  89. Two (or more) transformers to increase power ??
  90. .1 or .01 ps bypass caps
  91. Crying 12V PWM Powersupply
  92. Problem with Hypex SMPS400/67 (OEM V4)
  93. psu problems
  94. clclcrcrc or crcrclclc?
  95. clclcrcrc or crcrclclc?
  96. amp wont turn off
  97. Core choice for power transformer
  98. Battery cut off circuit
  99. Need help on phase splitter
  100. Quick Power Supply Question
  101. Tube rectifier
  102. Mathematically challenged help for lm 317-337
  103. Is this off-line flyback? B+ switch, Startup troubleshooting steps?
  104. Need 16V rails from an F5 Power Supply
  105. Step down transformer voltage
  106. Help repair a power inverter
  107. Sanding down Hammond transformers
  108. transformer primary winding turns
  109. ISCO 494 ELECTROPHORESIS modified to 1200V 300mA
  110. Having trouble with PS math
  111. 7815 and 7915, which type A or C?
  112. GM-3000 diagram
  113. DC amps on the output of a regulated PSU
  114. Stacking Cores
  115. options for high amperage voltage regulation
  116. Rectifier Boards
  117. Erno Borbely All FET low-noise super shunt regulator
  118. Understanding PFC chips
  119. toroidals together
  120. How these work?...smps
  121. Here is an elegant (insane?) way of converting 220V to 110V
  122. What is the elegant way to convert 220? to 110V?
  123. Ta3020 linear psu Design help
  124. Hum in output of powered subwoofer
  125. can some one please help me id this capacitor, its an easy one for an expert im sure!
  126. Audio Alchemy DAC V1.1 power supply
  127. Determining appropriate frequency when winding a transformer
  128. Center-tap Choke
  129. How to connect a toroidal transformer
  130. step down 200W SMPS
  131. Are these line filters any good?
  132. Push-Pull Mosfet Drivers Help Needed!!!!
  133. Stop feedback from capacitors into power...
  134. X2, AC Line Capacitors
  135. Availability of 3-phase AC mains supply at High-power Audio Installations
  136. HQ-CCS
  137. Mounting an External Amplifier power supply??
  138. New Muse PSU for TA2024? Anyone seen this before?
  139. Making a switching supply quieter?
  140. to where do I connect the grounding terminal of an IEC connector?
  141. reducing V and filtering ripple from chipamp PS for op amps
  142. Thermistor for an 120VA toroid transformer
  143. buck converter using LT3845
  144. scheme for slow inclusion around 3 - 4 seconds
  145. Discrete low current HV supply
  146. voltage regulator module?
  147. Diodes in parallel
  148. MCU controlled PSU
  149. Flux Density in Car SMPS Toroid
  150. Noobs guide to smps- web/text references
  151. Mesure DC in AC outlets Cant find what is making noise in my AC 30CCX Help!!! !!!
  152. duel power supply design help
  153. Inductors for CLC filter
  154. 90v to 500v i\p
  155. 6.3 filament from 5vac winding
  156. Hypex SMPS a minor Tweak
  157. Rectifier diodes
  158. High value capacitor between Hot and Neutral at AC inlet?
  159. Computer SMPS driving T-Amp - noise
  160. Question about AC wall wart usage?
  161. Smps Transformer series or parallal
  162. E-I core
  163. Help to chose transformer
  165. Help modifying a power supply
  166. Lab Power Supply Design / Build
  167. Wanted: Op-amp with single supply, 32V or more, and rail-rail capability
  168. specifications for Bando ats1540 for pioneer amp a105
  169. two transformer power supply wiring
  170. TNY266 flyback switcher
  171. Fluorecent choke for power supply
  172. connex electronic soft start questions
  173. Smart Battery Powered Circuit
  174. 371b power supply
  175. Switching power supply
  176. Powering the preamp from power amp PSU
  177. How to reduce PWM fan noise
  178. need little help with smps
  179. Using 33000uF caps in chipamp.com PSU?
  180. Q about connecting transformer 6v-0-6v
  181. current limiting for power supply
  182. Voltage doubler questions
  183. How to wire transformer?
  184. help needed with tube voltage power supply
  185. EMI choke before switching power supply
  186. Electronic fuse
  187. Simple rectifier/filter board
  188. cant find a decent SMPS for a current project.
  189. Simple DIY buffer PSU
  190. Solid State Relays
  191. Replacing wall wart questions?
  192. HV B+ switch
  193. PSU for car radio
  194. Museatex Meitner PP300 psup
  195. Help needed on CCS from the PSU Guru's
  196. SMPS to amp Boards connection
  197. 1kW LLC converter
  198. DC-DC step up converter?
  199. Help needed - reservoir capacitor after reservoir capacitor
  200. Earthing Questions
  201. 24v\25amp smps
  202. Impossible Ebay Item - Or not?
  203. Building a bench power supply
  204. Simple SMPS using 8 pin PIC microcontroller.
  205. Regulator topology design philosophy
  206. Power Supply for 500W+500W Amplifier
  207. basic question for a power adaptor with TA2024
  208. flux again
  209. Any problems with SMPS in series?
  210. Cheap Phase/Gain analyzer
  211. 12V AC adapter to 5V
  212. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  213. current transformer in older AT psu-s
  214. Behringer europower pmh1000 blown psu
  215. TAS5706A Class D Power Supply (Linear vs SMPS)
  216. Power Supply Help Needed
  217. Effect of combining capacitors?
  218. Wall wart alternative/AC power supply design & housing questions
  219. Mosfet Quiet Bootstrap
  220. Capacitor questions for a 6x4 supply.
  221. Isolation Transformers Power Requirements
  222. PSU for multiple amps/effects
  223. Tube preamp PSU
  224. LC networks in typical audio PSU applications
  225. Xentek 5kva isolation transformer runs hot!
  226. 15-0-15 supply slightly unbalanced
  227. Power Supply Case Size
  228. Bleeder Resistor
  229. Bleeder Resistor
  230. QP-4275 Power supply repair
  231. Cyrus 3i Modification to use PSX-R
  232. History of SMPS in audio ??
  233. What size of screw and torque screwdriver do I need for Cambridge Audio A1MK3?
  234. unstable emitter followers and odd behavior
  235. HI currenr Regulator
  236. Virtual ground in power amp applications
  237. Four pole (Jenssen) Capacitor question
  238. Electrolitycs?
  239. A circuit diagram from PCB layout and components
  240. where buy transformer
  241. Can I drive a valve circuit with no mains transformer?
  242. Keantoken's CFP cap multiplier
  243. Active Wharfedale Diamonds Transformer
  244. balanced ps from 2 lead tranny
  245. mains filter
  246. How to rate current from SMPS??
  247. Offline full-bridge SMPS
  248. Need help cleaning my waveforms on a simple half-bridge
  249. very simple question
  250. TL431 comparison

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