View Full Version : Power Supplies

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  1. Help with PS design
  2. Wiring transformer as 120V for 240V mains (Warning, probably a bad idea)
  3. MOS-FET CCS Issues
  4. Where is my voltage going?
  5. Dual voltage supply problem
  6. Raising the Vin+ on op-amp
  7. Dual rail secondary to single rail
  8. Effects of altering capacitances in this regulator
  9. New PSU for Power Amp
  10. diyAudio Power Supply Circuit Board v3 illustrated build guide
  11. How about this one then
  12. Help identify wires please.
  13. SG3524 SMPS help needed.
  14. Inrush Current on big capacitor bank
  15. Noise reduction on output of SMPS
  16. Converting Dell Server PSU to benchtop supply
  17. Toroid secondary colors help
  18. Help me select the proper transformer.
  19. Please help identify secondaries on my PT
  20. fake lm338?
  21. Low Wattage Bleeder Resistors
  22. A problem with this PS circuit
  23. LCD Panel Meters to Dual Power Supply
  24. Please help! transistor I.D.
  25. inductor for output smps
  26. Dual high V tracking linear regulator for review
  27. ONIX OA21 and SOAP compatibility
  28. resistors across main capacitors in amplifier
  29. power inverter blown
  30. A simple but low noise LT1761/LT1964 PSU design
  31. Capacitor question
  32. Experiences with different SMPS's
  33. Remote PS for Tube-Buffered Gainclone
  34. How hot you run your toroid transformer ?
  35. Linear regulated power supply.
  36. What kind of diodes...
  37. Power Supply Layout Question
  38. Symmetrical +/- 18V Opamp PSU module?
  39. Tracking SMPS vs brute force???
  40. Ringing in MOSFET during switching
  41. Step-up DC/DC dual Inverter Help
  42. High voltage PS - HSPY series
  43. A power supply: fell down, doesn't work
  44. SMPS Filament Supplies
  45. Pls help recommend me a low noise power supply
  46. Small step-up 12v to +/- 16v for pre-amp
  47. smps from pc
  48. Reservoir capacitor lifetime?
  49. wierd rectifier output
  50. Need help with DAC wiring w/R-Core tranformer
  51. JIMS Audio Kubota Regulator
  52. DC Inverter help
  53. Iso Transformer
  54. How to get +17V 0 -17 V dc with 2 regulated 17 V dc ?
  55. supply problem
  56. Surge arrester recall
  57. help me plzzzzzz
  58. toroidal core power
  59. TL431 or 6V8 Z-Diode
  60. UPS transformers for Audio amp?
  61. Battery/Alternator probelms ? helllpppp!!
  62. SMPS
  63. Voltage doubler and Negative generator
  64. Power MOSFET as simple analog switch
  65. Samsung Hometheater SMPS Repair
  66. Will this single power supply work for Minidsp, Gainclone AND Cold Amp S250?
  67. layout of ps for my mosfet amp
  68. Finish full stabilized 1200W power supply for my new project
  69. Just how noisy is a switched mode power supply?
  70. Question on power entry module
  71. Simple, no-math transformer snubber using Quasimodo test-jig
  72. Variable PS question
  73. Transformer operation
  74. Quck Q on split power supply ground reference?
  75. How to mount a toroidal transformer vertically?
  76. 24V DC, 700mA
  77. [ask] calculating ampere in toroidal transformers
  78. 2N3053 TO-220 equivalent
  79. "Noisy Transformer (Clicking)"
  80. Full wave centre tap versus bridge
  81. Transformer output?
  82. Speaker relays vs power supply softstart relays
  83. Explaining a PSU
  84. STK4192 amplifier circuit?
  85. Wharfedale PM700 Power Supply blown
  86. SMPS recommendation
  87. CCS + Zeners or resistors for 450V reference
  88. Battery charger for wider voltage range
  89. 48v Power supply for McCurdy Phono Pre
  90. Resettable fuses in power rails thoughts
  91. Regulated Negative Power Supply
  92. Bipolar ps from single ended transformer
  93. Ground Box, what is inside?
  94. effects of faulty lm78xx?
  95. Capacitor Support Apparatus
  96. Soft Start for EI Transformer necessary ??
  97. What diodes would you recommend?
  98. Thule PR-350B Upgrade
  99. PSU for esternal DAC
  100. Converting Kraken power supply from 220v to 110V
  101. Newbie asking about transformer
  102. 12 volt power supply
  103. ~180v regulator schematic needed!
  104. build power on 2 P88 and 1 PL 504 / 511
  105. Choosing a Power Transformer for Blame ST
  106. Power supply for LCD digital multimeter
  107. MB12A25V20 ok for audio
  108. Zener vs Led as reference
  109. Transformer Rating using dual bridge rectifier
  110. USB with separate linear power supply
  112. 317 based Charging circuit for battery powered Getto Blaster.
  113. design and construction of a 1kva switch mode inverter
  114. Quasi-Resonant SMPS For Audio,You need It?
  115. Coursera: Intro to Power Electronics (Course on SMPS)
  116. What to look for in a series pass mosfet
  117. Selecting rectifier diodes for high frequency or SMPS supplies?
  118. Transformer
  119. 6V6 Musical Machine Power Supply Problems
  120. Oscillations with multiple transformer setup
  121. voltage regulator for 6080 tube amp
  122. DC step down buck regulators
  123. LLC converter no load regulation problems UCC25600
  124. 300W SMPS for amp. from PC PSU
  125. Can you do this safely?
  126. Newbie Issues with 12V PS
  127. Upgrading capacitors in home theatre amplifier
  128. Simplified MrEvil / PMI Capacitance Multiplier
  129. Identifying Power Trannie from Sub?
  130. Class D backup power circuit
  131. Amplifier PSU Calculator
  132. Japanese power cord to US three prong
  133. Anode tube power supply (stabilized)
  135. 3200 Volt regulator
  136. +- 50v
  137. LT3080 simple problem ?
  138. 120v to +-70v?
  139. power supply?
  140. Resevoir capacitors for Chip Amps
  141. Help needed with a basic 12 volt high current regulator
  142. Cobbling together 12V for two mono amps.
  143. how to know transformer power rating
  144. Options for getting the proper voltage
  145. Ground not at 0V
  146. fully charged battery
  147. Power supply for DAC,
  148. forte f-45 power supply
  149. Power Supply for Tube Preamp
  150. Is this real? - simulation of parasitics
  151. hot amp
  152. 250V stabilizer ok?
  153. PSU for Gaincard - Questions
  154. Soft start
  155. LLC Converter maximum gap in core
  156. Efficient 12v to 5v step down converter without noise?
  157. Ripple/Motorboating help with Battery PSU
  158. Power Supply Voltage too High
  159. How to add a proper power meter to an amp?
  160. Where to find 120VAC to12VAC 2AMP POWER supply
  161. Why use a 1N4002 instead of a 1N4007
  162. Double C Core vs Single C Core
  163. Single supply vs. dual supply and noise, I can't find a proper solution
  164. TC Electronics G-Major Power supply failure
  165. Isolation transformer
  166. LT1963 - Pre Regulation
  167. Newbie needs help with small rechargeable battery selection (Thodio project)
  168. question about transformer current rating with a multitap secondary
  169. Identify this transformer...
  170. Please check this schematic.
  171. Lowering earth impedance--Earth spikes in Russ Andrews Book
  172. Building a power supply. Need some help
  173. Inrush protection of a PCB power transformer
  174. computer pci-e power and tri-path amps
  175. Mute Circuit Connections for My PSU
  176. 12vDC to 110vAC converter with 18v battery
  177. Quad secondary FW CT puzzle
  178. Grounding for dual mono PSU and digital PSU
  179. Can a PC power supply be stepped down.
  180. Separate supply for input/driver
  181. Toroid Rewind
  182. Taylor 1363 smps,help needed
  183. Accidentally Shorted Secondary Windings, Advice Needed
  184. Symmetrical power supply with two identical sources
  185. LM338 tracking preregulator and current limit
  186. Modding SMPS for audiophile performance
  187. Rechargeable Setup
  188. Dual Bridge problem
  189. New design with 1KV power transformer
  191. Low Noise/Ripple 24Vdc ±12 Psu (±100mA)
  192. Good Regulator for 7 - 8ma load
  193. Need PSU advice for 2x Class D amp modules
  194. Help for newbie - rechargable supply
  195. Transformer Ratings (for Simulation)
  196. 24 Volt operation Jung Regulator
  197. VA rating for an Iron Core transformer
  198. AC on DC wall warts
  199. Question About Transformer Voltage Output
  200. Must find replacement power transformer!
  201. Reducing voltage, diodes in series, dual PSU
  202. Need some help understanding
  203. Korg Sp-100 works with AC Power Supply but not with DC
  204. Isolated PSU with push-pull regulator
  207. Different Generations of Cree SiC Schottky Diodes
  208. Issue with a softstart module.
  209. Building a high voltage SMPS
  210. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  211. Help troubleshoot a PS problem.
  212. Good power supply caps for my subwoofer Amp
  213. Wiring up two trafos to one IEC socket.
  214. HELP - DC45V to DC30V voltage regulator
  215. Need help with car amp PSU
  216. What value resistor(s)to use with capacitors in psu
  217. Honey Badger Power Supply
  218. Tube heater LM317 CCS vs Voltage mode?
  219. Sweet spot for power amp smoothing caps?
  220. positioning two transformer rings
  221. Stereo tri-amp supply - shared or separate?
  222. Transformers out of UPS systems
  223. Isolate or float ground on USB 5v power supply
  224. 1100W 450V Powersupply - Topology and Core
  225. Current Control Using TL494
  226. PSU capacitor - does age matter?
  227. Transformer overvoltage?
  228. What´s noise floor in audio amplifier?
  229. Re-do the PSU of my DVD-P
  230. Super regulator and cable length
  231. 12v to 5v iphone charger getting hot in my enclosure
  232. SMPS help
  233. SMPS question
  234. Noise in audio when charging USB
  235. The toroidal connection misty....
  237. SMPS - hissing noise from transformer
  238. IEC mains filters?
  239. Replace/remove onboard power supply components
  240. 12v power supply for tda8560
  241. Hybrid series regulator
  242. SMPS to Transformer PS
  243. Cap upgrade in full wave voltage doubler
  244. Ham Fest Find (Sorensen DCR60-30B2)
  245. Server power supplies, any good for audio?
  246. Series MOSFET regulator 400V, what the hell
  247. Back-to-Back Transformers Hot to the Touch with Modest Load
  248. Adding additional Capacitors in PS
  249. TubeCadJournal PS
  250. Using multi-SMPS's for a Lab supply. Is it feasable???

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