View Full Version : Power Supplies

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  1. smps transformer
  2. boombox permanent mains supply
  3. 12V Power Supply Help
  4. Old Computer Power Supply Mod
  5. a Capacitance Multiplier with over-voltage protection
  6. Switching PSU for TK2050 Class-D Audio Amplifier
  7. Capacitance multiplier using cascoded Darlingtons
  8. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  9. LM3886 Power supply based on AN1849
  10. Which DIY PCB Power Supply Kit?
  11. TL494 Full Bridge 900 watt DC-DC converter
  12. Receiver illumination. Lower voltage
  13. Power supply board..
  14. Please help on toroidal stepdown transformer
  15. regulated power supply
  16. Grounding / Earthing
  17. Power supply bypass capacitor types
  18. Building myself a "brute force" linear, adjustable PSU...
  19. How to determine which wires?
  20. 12v-12v, isolated DC DC converter
  21. Fake LM2679 ?
  22. AC induction controls low power relay?
  23. Another capacitor ESR meter
  24. LM2679 question
  25. Hickok PS-503
  26. Center tap transformer grounded through caps
  27. Beefing up old PSU filter caps - advice needed!
  28. Help me understand this TNT-audio web page about snubbers
  29. My CMOS 555 chips have taken up smoking.
  30. Help a novice steadily build a linear 12V power supply?
  31. 150W DC-DC questions
  32. Regulated PSU for Single supply Amplifier
  33. Need help with overvoltage circuit - LM338k
  34. TPS7A4700 regulator board for dac AVDD
  35. TVS Diodes
  36. PSUD2?
  37. Dropout voltage LM350
  38. 10a Voltage Regulator Circuit - Resistor Question
  39. Strange power supply regulation problem
  40. Need help with transformer....
  41. re-use PS from DVD player
  42. Simple +/-power supply ideas please
  43. Soft start with Atmel U2008B
  44. Blocking Mains DC Offset
  45. Looking for 12v 24v psu
  46. Power Supply Kit Questions from a beginner
  47. +-15VDC SMPS
  48. single supply op-amp question
  49. Power supply to bluetooth module
  50. Help with PS design
  51. Wiring transformer as 120V for 240V mains (Warning, probably a bad idea)
  52. MOS-FET CCS Issues
  53. Where is my voltage going?
  54. Dual voltage supply problem
  55. Raising the Vin+ on op-amp
  56. Dual rail secondary to single rail
  57. Effects of altering capacitances in this regulator
  58. New PSU for Power Amp
  59. diyAudio Power Supply Circuit Board v3 illustrated build guide
  60. How about this one then
  61. Help identify wires please.
  62. SG3524 SMPS help needed.
  63. Inrush Current on big capacitor bank
  64. Noise reduction on output of SMPS
  65. Converting Dell Server PSU to benchtop supply
  66. Toroid secondary colors help
  67. Help me select the proper transformer.
  68. Please help identify secondaries on my PT
  69. fake lm338?
  70. Low Wattage Bleeder Resistors
  71. A problem with this PS circuit
  72. LCD Panel Meters to Dual Power Supply
  73. Please help! transistor I.D.
  74. inductor for output smps
  75. Dual high V tracking linear regulator for review
  76. ONIX OA21 and SOAP compatibility
  77. resistors across main capacitors in amplifier
  78. power inverter blown
  79. A simple but low noise LT1761/LT1964 PSU design
  80. Capacitor question
  81. Experiences with different SMPS's
  82. Remote PS for Tube-Buffered Gainclone
  83. How hot you run your toroid transformer ?
  84. Linear regulated power supply.
  85. What kind of diodes...
  86. Power Supply Layout Question
  87. Symmetrical +/- 18V Opamp PSU module?
  88. Tracking SMPS vs brute force???
  89. Ringing in MOSFET during switching
  90. Step-up DC/DC dual Inverter Help
  91. High voltage PS - HSPY series
  92. A power supply: fell down, doesn't work
  93. SMPS Filament Supplies
  94. Pls help recommend me a low noise power supply
  95. Small step-up 12v to +/- 16v for pre-amp
  96. smps from pc
  97. Reservoir capacitor lifetime?
  98. wierd rectifier output
  99. Need help with DAC wiring w/R-Core tranformer
  100. JIMS Audio Kubota Regulator
  101. DC Inverter help
  102. Iso Transformer
  103. How to get +17V 0 -17 V dc with 2 regulated 17 V dc ?
  104. supply problem
  105. Surge arrester recall
  106. help me plzzzzzz
  107. toroidal core power
  108. TL431 or 6V8 Z-Diode
  109. UPS transformers for Audio amp?
  110. Battery/Alternator probelms ? helllpppp!!
  111. SMPS
  112. Voltage doubler and Negative generator
  113. Power MOSFET as simple analog switch
  114. Samsung Hometheater SMPS Repair
  115. Will this single power supply work for Minidsp, Gainclone AND Cold Amp S250?
  116. layout of ps for my mosfet amp
  117. Finish full stabilized 1200W power supply for my new project
  118. Just how noisy is a switched mode power supply?
  119. Question on power entry module
  120. Simple, no-math transformer snubber using Quasimodo test-jig
  121. Variable PS question
  122. Transformer operation
  123. Quck Q on split power supply ground reference?
  124. How to mount a toroidal transformer vertically?
  125. 24V DC, 700mA
  126. [ask] calculating ampere in toroidal transformers
  127. 2N3053 TO-220 equivalent
  128. "Noisy Transformer (Clicking)"
  129. Full wave centre tap versus bridge
  130. Transformer output?
  131. Speaker relays vs power supply softstart relays
  132. Explaining a PSU
  133. STK4192 amplifier circuit?
  134. Wharfedale PM700 Power Supply blown
  135. SMPS recommendation
  136. CCS + Zeners or resistors for 450V reference
  137. Battery charger for wider voltage range
  138. 48v Power supply for McCurdy Phono Pre
  139. Resettable fuses in power rails thoughts
  140. Regulated Negative Power Supply
  141. Bipolar ps from single ended transformer
  142. Ground Box, what is inside?
  143. effects of faulty lm78xx?
  144. Capacitor Support Apparatus
  145. Soft Start for EI Transformer necessary ??
  146. What diodes would you recommend?
  147. Thule PR-350B Upgrade
  148. PSU for esternal DAC
  149. Converting Kraken power supply from 220v to 110V
  150. Newbie asking about transformer
  151. 12 volt power supply
  152. ~180v regulator schematic needed!
  153. build power on 2 P88 and 1 PL 504 / 511
  154. Choosing a Power Transformer for Blame ST
  155. Power supply for LCD digital multimeter
  156. MB12A25V20 ok for audio
  157. Zener vs Led as reference
  158. Transformer Rating using dual bridge rectifier
  159. USB with separate linear power supply
  161. 317 based Charging circuit for battery powered Getto Blaster.
  162. design and construction of a 1kva switch mode inverter
  163. Quasi-Resonant SMPS For Audio,You need It?
  164. Coursera: Intro to Power Electronics (Course on SMPS)
  165. What to look for in a series pass mosfet
  166. Selecting rectifier diodes for high frequency or SMPS supplies?
  167. Transformer
  168. 6V6 Musical Machine Power Supply Problems
  169. Oscillations with multiple transformer setup
  170. voltage regulator for 6080 tube amp
  171. DC step down buck regulators
  172. LLC converter no load regulation problems UCC25600
  173. 300W SMPS for amp. from PC PSU
  174. Can you do this safely?
  175. Newbie Issues with 12V PS
  176. Upgrading capacitors in home theatre amplifier
  177. Simplified MrEvil / PMI Capacitance Multiplier
  178. Identifying Power Trannie from Sub?
  179. Class D backup power circuit
  180. Amplifier PSU Calculator
  181. Japanese power cord to US three prong
  182. Anode tube power supply (stabilized)
  184. 3200 Volt regulator
  185. +- 50v
  186. LT3080 simple problem ?
  187. 120v to +-70v?
  188. power supply?
  189. Resevoir capacitors for Chip Amps
  190. Help needed with a basic 12 volt high current regulator
  191. Cobbling together 12V for two mono amps.
  192. how to know transformer power rating
  193. Options for getting the proper voltage
  194. Ground not at 0V
  195. fully charged battery
  196. Power supply for DAC,
  197. forte f-45 power supply
  198. Power Supply for Tube Preamp
  199. Is this real? - simulation of parasitics
  200. hot amp
  201. 250V stabilizer ok?
  202. PSU for Gaincard - Questions
  203. Soft start
  204. LLC Converter maximum gap in core
  205. Efficient 12v to 5v step down converter without noise?
  206. Ripple/Motorboating help with Battery PSU
  207. Power Supply Voltage too High
  208. How to add a proper power meter to an amp?
  209. Where to find 120VAC to12VAC 2AMP POWER supply
  210. Why use a 1N4002 instead of a 1N4007
  211. Double C Core vs Single C Core
  212. Single supply vs. dual supply and noise, I can't find a proper solution
  213. TC Electronics G-Major Power supply failure
  214. Isolation transformer
  215. LT1963 - Pre Regulation
  216. Newbie needs help with small rechargeable battery selection (Thodio project)
  217. question about transformer current rating with a multitap secondary
  218. Identify this transformer...
  219. Please check this schematic.
  220. Lowering earth impedance--Earth spikes in Russ Andrews Book
  221. Building a power supply. Need some help
  222. Inrush protection of a PCB power transformer
  223. computer pci-e power and tri-path amps
  224. Mute Circuit Connections for My PSU
  225. 12vDC to 110vAC converter with 18v battery
  226. Quad secondary FW CT puzzle
  227. Grounding for dual mono PSU and digital PSU
  228. Can a PC power supply be stepped down.
  229. Separate supply for input/driver
  230. Toroid Rewind
  231. Taylor 1363 smps,help needed
  232. Accidentally Shorted Secondary Windings, Advice Needed
  233. Symmetrical power supply with two identical sources
  234. LM338 tracking preregulator and current limit
  235. Modding SMPS for audiophile performance
  236. Rechargeable Setup
  237. Dual Bridge problem
  238. New design with 1KV power transformer
  240. Low Noise/Ripple 24Vdc 12 Psu (100mA)
  241. Good Regulator for 7 - 8ma load
  242. Need PSU advice for 2x Class D amp modules
  243. Help for newbie - rechargable supply
  244. Transformer Ratings (for Simulation)
  245. 24 Volt operation Jung Regulator
  246. VA rating for an Iron Core transformer
  247. AC on DC wall warts
  248. Question About Transformer Voltage Output
  249. Must find replacement power transformer!
  250. Reducing voltage, diodes in series, dual PSU

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