View Full Version : Power Supplies

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  1. regulated power supply
  2. Grounding / Earthing
  3. Power supply bypass capacitor types
  4. Building myself a "brute force" linear, adjustable PSU...
  5. How to determine which wires?
  6. 12v-12v, isolated DC DC converter
  7. Fake LM2679 ?
  8. AC induction controls low power relay?
  9. Another capacitor ESR meter
  10. LM2679 question
  11. Hickok PS-503
  12. Center tap transformer grounded through caps
  13. Beefing up old PSU filter caps - advice needed!
  14. Help me understand this TNT-audio web page about snubbers
  15. My CMOS 555 chips have taken up smoking.
  16. Help a novice steadily build a linear 12V power supply?
  17. 150W DC-DC questions
  18. Regulated PSU for Single supply Amplifier
  19. Need help with overvoltage circuit - LM338k
  20. TPS7A4700 regulator board for dac AVDD
  21. TVS Diodes
  22. PSUD2?
  23. Dropout voltage LM350
  24. 10a Voltage Regulator Circuit - Resistor Question
  25. Strange power supply regulation problem
  26. Need help with transformer....
  27. re-use PS from DVD player
  28. Simple +/-power supply ideas please
  29. Soft start with Atmel U2008B
  30. Blocking Mains DC Offset
  31. Looking for 12v 24v psu
  32. Power Supply Kit Questions from a beginner
  33. +-15VDC SMPS
  34. single supply op-amp question
  35. Power supply to bluetooth module
  36. Help with PS design
  37. Wiring transformer as 120V for 240V mains (Warning, probably a bad idea)
  38. MOS-FET CCS Issues
  39. Where is my voltage going?
  40. Dual voltage supply problem
  41. Raising the Vin+ on op-amp
  42. Dual rail secondary to single rail
  43. Effects of altering capacitances in this regulator
  44. New PSU for Power Amp
  45. diyAudio Power Supply Circuit Board v3 illustrated build guide
  46. How about this one then
  47. Help identify wires please.
  48. SG3524 SMPS help needed.
  49. Inrush Current on big capacitor bank
  50. Noise reduction on output of SMPS
  51. Converting Dell Server PSU to benchtop supply
  52. Toroid secondary colors help
  53. Help me select the proper transformer.
  54. Please help identify secondaries on my PT
  55. fake lm338?
  56. Low Wattage Bleeder Resistors
  57. A problem with this PS circuit
  58. LCD Panel Meters to Dual Power Supply
  59. Please help! transistor I.D.
  60. inductor for output smps
  61. Dual high V tracking linear regulator for review
  62. ONIX OA21 and SOAP compatibility
  63. resistors across main capacitors in amplifier
  64. power inverter blown
  65. A simple but low noise LT1761/LT1964 PSU design
  66. Capacitor question
  67. Experiences with different SMPS's
  68. Remote PS for Tube-Buffered Gainclone
  69. How hot you run your toroid transformer ?
  70. Linear regulated power supply.
  71. What kind of diodes...
  72. Power Supply Layout Question
  73. Symmetrical +/- 18V Opamp PSU module?
  74. Tracking SMPS vs brute force???
  75. Ringing in MOSFET during switching
  76. Step-up DC/DC dual Inverter Help
  77. High voltage PS - HSPY series
  78. A power supply: fell down, doesn't work
  79. SMPS Filament Supplies
  80. Pls help recommend me a low noise power supply
  81. Small step-up 12v to +/- 16v for pre-amp
  82. smps from pc
  83. Reservoir capacitor lifetime?
  84. wierd rectifier output
  85. Need help with DAC wiring w/R-Core tranformer
  86. JIMS Audio Kubota Regulator
  87. DC Inverter help
  88. Iso Transformer
  89. How to get +17V 0 -17 V dc with 2 regulated 17 V dc ?
  90. supply problem
  91. Surge arrester recall
  92. help me plzzzzzz
  93. toroidal core power
  94. TL431 or 6V8 Z-Diode
  95. UPS transformers for Audio amp?
  96. Battery/Alternator probelms ? helllpppp!!
  97. SMPS
  98. Voltage doubler and Negative generator
  99. Power MOSFET as simple analog switch
  100. Samsung Hometheater SMPS Repair
  101. Will this single power supply work for Minidsp, Gainclone AND Cold Amp S250?
  102. layout of ps for my mosfet amp
  103. Finish full stabilized 1200W power supply for my new project
  104. Just how noisy is a switched mode power supply?
  105. Question on power entry module
  106. Simple, no-math transformer snubber using Quasimodo test-jig
  107. Variable PS question
  108. Transformer operation
  109. Quck Q on split power supply ground reference?
  110. How to mount a toroidal transformer vertically?
  111. 24V DC, 700mA
  112. [ask] calculating ampere in toroidal transformers
  113. 2N3053 TO-220 equivalent
  114. "Noisy Transformer (Clicking)"
  115. Full wave centre tap versus bridge
  116. Transformer output?
  117. Speaker relays vs power supply softstart relays
  118. Explaining a PSU
  119. STK4192 amplifier circuit?
  120. Wharfedale PM700 Power Supply blown
  121. SMPS recommendation
  122. CCS + Zeners or resistors for 450V reference
  123. Battery charger for wider voltage range
  124. 48v Power supply for McCurdy Phono Pre
  125. Resettable fuses in power rails thoughts
  126. Regulated Negative Power Supply
  127. Bipolar ps from single ended transformer
  128. Ground Box, what is inside?
  129. effects of faulty lm78xx?
  130. Capacitor Support Apparatus
  131. Soft Start for EI Transformer necessary ??
  132. What diodes would you recommend?
  133. Thule PR-350B Upgrade
  134. PSU for esternal DAC
  135. Converting Kraken power supply from 220v to 110V
  136. Newbie asking about transformer
  137. 12 volt power supply
  138. ~180v regulator schematic needed!
  139. build power on 2 P88 and 1 PL 504 / 511
  140. Choosing a Power Transformer for Blame ST
  141. Power supply for LCD digital multimeter
  142. MB12A25V20 ok for audio
  143. Zener vs Led as reference
  144. Transformer Rating using dual bridge rectifier
  145. USB with separate linear power supply
  147. 317 based Charging circuit for battery powered Getto Blaster.
  148. design and construction of a 1kva switch mode inverter
  149. Quasi-Resonant SMPS For Audio,You need It?
  150. Coursera: Intro to Power Electronics (Course on SMPS)
  151. What to look for in a series pass mosfet
  152. Selecting rectifier diodes for high frequency or SMPS supplies?
  153. Transformer
  154. 6V6 Musical Machine Power Supply Problems
  155. Oscillations with multiple transformer setup
  156. voltage regulator for 6080 tube amp
  157. DC step down buck regulators
  158. LLC converter no load regulation problems UCC25600
  159. 300W SMPS for amp. from PC PSU
  160. Can you do this safely?
  161. Newbie Issues with 12V PS
  162. Upgrading capacitors in home theatre amplifier
  163. Simplified MrEvil / PMI Capacitance Multiplier
  164. Identifying Power Trannie from Sub?
  165. Class D backup power circuit
  166. Amplifier PSU Calculator
  167. Japanese power cord to US three prong
  168. Anode tube power supply (stabilized)
  170. 3200 Volt regulator
  171. +- 50v
  172. LT3080 simple problem ?
  173. 120v to +-70v?
  174. power supply?
  175. Resevoir capacitors for Chip Amps
  176. Help needed with a basic 12 volt high current regulator
  177. Cobbling together 12V for two mono amps.
  178. how to know transformer power rating
  179. Options for getting the proper voltage
  180. Ground not at 0V
  181. fully charged battery
  182. Power supply for DAC,
  183. forte f-45 power supply
  184. Power Supply for Tube Preamp
  185. Is this real? - simulation of parasitics
  186. hot amp
  187. 250V stabilizer ok?
  188. PSU for Gaincard - Questions
  189. Soft start
  190. LLC Converter maximum gap in core
  191. Efficient 12v to 5v step down converter without noise?
  192. Ripple/Motorboating help with Battery PSU
  193. Power Supply Voltage too High
  194. How to add a proper power meter to an amp?
  195. Where to find 120VAC to12VAC 2AMP POWER supply
  196. Why use a 1N4002 instead of a 1N4007
  197. Double C Core vs Single C Core
  198. Single supply vs. dual supply and noise, I can't find a proper solution
  199. TC Electronics G-Major Power supply failure
  200. Isolation transformer
  201. LT1963 - Pre Regulation
  202. Newbie needs help with small rechargeable battery selection (Thodio project)
  203. question about transformer current rating with a multitap secondary
  204. Identify this transformer...
  205. Please check this schematic.
  206. Lowering earth impedance--Earth spikes in Russ Andrews Book
  207. Building a power supply. Need some help
  208. Inrush protection of a PCB power transformer
  209. computer pci-e power and tri-path amps
  210. Mute Circuit Connections for My PSU
  211. 12vDC to 110vAC converter with 18v battery
  212. Quad secondary FW CT puzzle
  213. Grounding for dual mono PSU and digital PSU
  214. Can a PC power supply be stepped down.
  215. Separate supply for input/driver
  216. Toroid Rewind
  217. Taylor 1363 smps,help needed
  218. Accidentally Shorted Secondary Windings, Advice Needed
  219. Symmetrical power supply with two identical sources
  220. LM338 tracking preregulator and current limit
  221. Modding SMPS for audiophile performance
  222. Rechargeable Setup
  223. Dual Bridge problem
  224. New design with 1KV power transformer
  226. Low Noise/Ripple 24Vdc 12 Psu (100mA)
  227. Good Regulator for 7 - 8ma load
  228. Need PSU advice for 2x Class D amp modules
  229. Help for newbie - rechargable supply
  230. Transformer Ratings (for Simulation)
  231. 24 Volt operation Jung Regulator
  232. VA rating for an Iron Core transformer
  233. AC on DC wall warts
  234. Question About Transformer Voltage Output
  235. Must find replacement power transformer!
  236. Reducing voltage, diodes in series, dual PSU
  237. Need some help understanding
  238. Korg Sp-100 works with AC Power Supply but not with DC
  239. Isolated PSU with push-pull regulator
  242. Different Generations of Cree SiC Schottky Diodes
  243. Issue with a softstart module.
  244. Building a high voltage SMPS
  245. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  246. Help troubleshoot a PS problem.
  247. Good power supply caps for my subwoofer Amp
  248. Wiring up two trafos to one IEC socket.
  249. HELP - DC45V to DC30V voltage regulator
  250. Need help with car amp PSU

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