View Full Version : Power Supplies

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

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