View Full Version : Power Supplies

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  1. Power Supply for your JAN 6418 projects
  2. how do I lover dc voltages
  3. VCT and RMS V
  4. May I mark this buck, already with PFC, or not?
  5. Blowing Fuses on Power Supply, No Load (F5)
  6. Neon lamp charger
  7. Schematic Ericsson rectifier BML-435 ?
  8. Power Relay
  9. First Serious High Power Audio Supply Questions
  10. New PFC Handbook
  11. suggestion needed for transformer
  12. Hexfred bridges in tube amps
  13. Help with bypass CAPS
  14. looking for simple voltage doubler
  15. how to wind toroid transformer?
  16. Developmental PS for Audio Power Amp
  17. Smoothing Cap / By-Pass Cap Questions
  18. Help with Subwoofer amp
  19. Question about the level on my amp.
  20. GDT loading Question
  21. Power Supply for Thorens 166 mkII
  22. cheap transformer or cheap death?
  23. SMPS offline, HV and LV Design
  24. Can I Use this Trafo ??
  25. Special 9V supply
  26. Transformer for voltage doubler?
  27. Linear post regulator for SMPS, what's your take?
  28. Please !!!Help me:( about SMSP
  29. Power supply help please
  30. PSUD2 question: how do I sim an LCLCL filter?
  31. LM317 cleanup
  32. Li-ion arrangement for CMoy-style headphone amp
  33. One large or many small capacitor
  34. smps 12v inverterhello i am new in this forum , excuse my english it's very bad i
  35. Power Factor Corrector Inductors
  36. 230V single primary toroid in a 115V country
  37. Regulated supplies within regulators (SuperReg)
  38. power supply for hiraga 20 W class a amp
  39. Snubbing or not
  40. where is soft start relay inserted in PSU circuit
  41. is transformer with primary and secondary = isolation?
  42. Enable 12V trigger with audio signal
  43. Need a transformer
  44. 18 to 330Vdc with 97% efficiency.
  45. need advice on fuse value and rectifier
  46. Expanding the output capability of LT1054
  48. full service manual NAD 7225 pe
  49. 18V phono preamp (super) regulator
  50. Can a Filtered IEC Power Inlet Improve Sound Quality?
  51. 13vac
  52. What type of diode........
  53. A Grounding challenge , please help..
  54. Probably a simple question (SMPS)...
  55. Bringing down the voltage by 10 Volts
  56. SMPS Transformer Primary Turns Calculations
  57. Paragon System-E PS schematic needed
  58. help in rectifier diode selection
  59. diode rectifier suggestion for power supply
  60. Simple transformer questions
  61. Why do I only get 8.9v from a 12v voltage regulator?
  62. SMPS feedback
  63. Great Article On AC Power Harmonic Issues
  64. Toroid ~ grill interaction
  65. 5V regulator for AK4396
  66. Help!Transformer overheating!
  67. Good sounding LM317 PSU
  68. Dropping 50V on psu
  69. Simple Toroid Question
  70. Eccentric Power Distribution
  71. rotel RB-9708BX-mk2 AC 120 TO 220 HOW FIX
  72. Power Supply for Class D: 12V AC
  73. voltage multiplier current demands
  74. NTC questions for Class A
  75. DC noise come from live or neutral?
  76. 470uF for amps psu bypass?
  77. potting compound question
  78. LT1431 + DN2540N3 + D44H11 Dual Rail Reg
  79. 4 pole caps and bypass caps
  80. PSU Filter section question
  81. Newby question
  82. Using 2 x Meanwell SMPS to get +ve 0v -ve
  83. Dual rail from trafo with no CT?????
  84. Help About 8KW Full Bridge SMPS
  85. 18v rectification ??
  86. Different toroid trans mounting produce different sonic?
  87. SMPS 2x45V 600W
  88. Powering Incandescent Lamp from Transformer Secondary.
  89. Need help on relay for 1200W Trafo soft start
  90. What type of diodes to use?
  91. Nakamichi IA-3 hum/buzz and does anyone have the schematics/service manual?
  92. Elna 15000uF 82V filter caps - blown
  93. 220 to 120 volts convertor question
  94. Getting down to a regulated 150V
  95. checking if transformer will saturate at low freq?
  96. 2 ps in series
  97. Specs on a PS?
  98. Li-Ion supply for ghettoblaster
  99. produce 80Vdc with a 480-277 1 phase power transformer
  100. LiMn or LiFePO4 48V accumulator
  101. 2-Conductor Mains Supplies
  102. Possible Cheap Powersupply Solution for Current Dumping Amplifiers...
  103. Filter Capacitor
  104. 0.83V regulated supply
  105. Why is this Cap getting hot and bulging?
  106. Transformer details of 1-433-573-31
  107. Faulty supply problem
  108. Pyle Power Capacitor, Pyle of what?
  109. Source for Germanium transistors
  110. Using 220V transformer on 110V
  111. hi guys just got a quick question about ajustable regulators for battery charging
  112. Need Negative High Voltage Regulator Circuit
  113. Hammond transformer (simple question)
  114. Upgrading Meridian G68 Power Supply
  115. What kind of line filter shall I use?
  116. replacement of three pin rectifier with new two pin for transformer
  117. smps spilt supply
  118. gainclone lm4780's supply voltage, please advice.
  119. Which industrial transformer to repurpose?
  120. Small SMPS's for preamps/DSPs
  121. Two (or more) transformers to increase power ??
  122. .1 or .01 ps bypass caps
  123. Crying 12V PWM Powersupply
  124. Problem with Hypex SMPS400/67 (OEM V4)
  125. psu problems
  126. clclcrcrc or crcrclclc?
  127. clclcrcrc or crcrclclc?
  128. amp wont turn off
  129. Core choice for power transformer
  130. Battery cut off circuit
  131. Need help on phase splitter
  132. Quick Power Supply Question
  133. Tube rectifier
  134. Mathematically challenged help for lm 317-337
  135. Is this off-line flyback? B+ switch, Startup troubleshooting steps?
  136. Need 16V rails from an F5 Power Supply
  137. Step down transformer voltage
  138. Help repair a power inverter
  139. Sanding down Hammond transformers
  140. transformer primary winding turns
  141. ISCO 494 ELECTROPHORESIS modified to 1200V 300mA
  142. Having trouble with PS math
  143. 7815 and 7915, which type A or C?
  144. GM-3000 diagram
  145. DC amps on the output of a regulated PSU
  146. Stacking Cores
  147. options for high amperage voltage regulation
  148. Rectifier Boards
  149. Erno Borbely All FET low-noise super shunt regulator
  150. Understanding PFC chips
  151. toroidals together
  152. How these work?...smps
  153. Here is an elegant (insane?) way of converting 220V to 110V
  154. What is the elegant way to convert 220? to 110V?
  155. Ta3020 linear psu Design help
  156. Hum in output of powered subwoofer
  157. can some one please help me id this capacitor, its an easy one for an expert im sure!
  158. Audio Alchemy DAC V1.1 power supply
  159. Determining appropriate frequency when winding a transformer
  160. Center-tap Choke
  161. How to connect a toroidal transformer
  162. step down 200W SMPS
  163. Are these line filters any good?
  164. Push-Pull Mosfet Drivers Help Needed!!!!
  165. Stop feedback from capacitors into power...
  166. X2, AC Line Capacitors
  167. Availability of 3-phase AC mains supply at High-power Audio Installations
  168. HQ-CCS
  169. Mounting an External Amplifier power supply??
  170. New Muse PSU for TA2024? Anyone seen this before?
  171. Making a switching supply quieter?
  172. to where do I connect the grounding terminal of an IEC connector?
  173. reducing V and filtering ripple from chipamp PS for op amps
  174. Thermistor for an 120VA toroid transformer
  175. buck converter using LT3845
  176. scheme for slow inclusion around 3 - 4 seconds
  177. Discrete low current HV supply
  178. voltage regulator module?
  179. Diodes in parallel
  180. MCU controlled PSU
  181. Flux Density in Car SMPS Toroid
  182. Noobs guide to smps- web/text references
  183. Mesure DC in AC outlets Cant find what is making noise in my AC 30CCX Help!!! !!!
  184. duel power supply design help
  185. Inductors for CLC filter
  186. 90v to 500v i\p
  187. 6.3 filament from 5vac winding
  188. Hypex SMPS a minor Tweak
  189. Rectifier diodes
  190. High value capacitor between Hot and Neutral at AC inlet?
  191. Computer SMPS driving T-Amp - noise
  192. Question about AC wall wart usage?
  193. Smps Transformer series or parallal
  194. E-I core
  195. Help to chose transformer
  197. Help modifying a power supply
  198. Lab Power Supply Design / Build
  199. Wanted: Op-amp with single supply, 32V or more, and rail-rail capability
  200. specifications for Bando ats1540 for pioneer amp a105
  201. two transformer power supply wiring
  202. TNY266 flyback switcher
  203. Fluorecent choke for power supply
  204. connex electronic soft start questions
  205. Smart Battery Powered Circuit
  206. 371b power supply
  207. Switching power supply
  208. Powering the preamp from power amp PSU
  209. How to reduce PWM fan noise
  210. need little help with smps
  211. Using 33000uF caps in chipamp.com PSU?
  212. Q about connecting transformer 6v-0-6v
  213. current limiting for power supply
  214. Voltage doubler questions
  215. How to wire transformer?
  216. help needed with tube voltage power supply
  217. EMI choke before switching power supply
  218. Electronic fuse
  219. Simple rectifier/filter board
  220. cant find a decent SMPS for a current project.
  221. Simple DIY buffer PSU
  222. Solid State Relays
  223. Replacing wall wart questions?
  224. HV B+ switch
  225. PSU for car radio
  226. Museatex Meitner PP300 psup
  227. Help needed on CCS from the PSU Guru's
  228. Simple LED power indicator light circuit?
  229. SMPS to amp Boards connection
  230. 1kW LLC converter
  231. DC-DC step up converter?
  232. Help needed - reservoir capacitor after reservoir capacitor
  233. Earthing Questions
  234. 24v\25amp smps
  235. Impossible Ebay Item - Or not?
  236. Building a bench power supply
  237. Simple SMPS using 8 pin PIC microcontroller.
  238. Regulator topology design philosophy
  239. Power Supply for 500W+500W Amplifier
  240. basic question for a power adaptor with TA2024
  241. flux again
  242. Any problems with SMPS in series?
  243. Cheap Phase/Gain analyzer
  244. 12V AC adapter to 5V
  245. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  246. current transformer in older AT psu-s
  247. Behringer europower pmh1000 blown psu
  248. TAS5706A Class D Power Supply (Linear vs SMPS)
  249. Power Supply Help Needed
  250. Effect of combining capacitors?

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