View Full Version : Power Supplies

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  1. Bleeder resistors in a bank of small capacitors
  2. Power Issues Nakamichi SR-4A
  3. Linear PS for VSSA (through-hole)
  4. 2 chassis solutions: where best to divide the power supply between the boxes?
  5. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  6. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  7. DC blockers and mains filters
  8. LM2679 short protection?
  9. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  10. Battery Chargers for 18-0-18 transformers
  11. Toroidal trans choice?
  12. 9 Volt Battery Charger Query
  13. MC34262
  14. TommyTommy, a PSU for the Calvin buffer
  15. smps transformer
  16. boombox permanent mains supply
  17. 12V Power Supply Help
  18. Old Computer Power Supply Mod
  19. a Capacitance Multiplier with over-voltage protection
  20. Switching PSU for TK2050 Class-D Audio Amplifier
  21. Capacitance multiplier using cascoded Darlingtons
  22. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  23. LM3886 Power supply based on AN1849
  24. Which DIY PCB Power Supply Kit?
  25. TL494 Full Bridge 900 watt DC-DC converter
  26. Receiver illumination. Lower voltage
  27. Power supply board..
  28. Please help on toroidal stepdown transformer
  29. regulated power supply
  30. Grounding / Earthing
  31. Power supply bypass capacitor types
  32. Building myself a "brute force" linear, adjustable PSU...
  33. How to determine which wires?
  34. 12v-12v, isolated DC DC converter
  35. Fake LM2679 ?
  36. AC induction controls low power relay?
  37. Another capacitor ESR meter
  38. LM2679 question
  39. Hickok PS-503
  40. Center tap transformer grounded through caps
  41. Beefing up old PSU filter caps - advice needed!
  42. Help me understand this TNT-audio web page about snubbers
  43. My CMOS 555 chips have taken up smoking.
  44. Help a novice steadily build a linear 12V power supply?
  45. 150W DC-DC questions
  46. Regulated PSU for Single supply Amplifier
  47. Need help with overvoltage circuit - LM338k
  48. TPS7A4700 regulator board for dac AVDD
  49. TVS Diodes
  50. PSUD2?
  51. Dropout voltage LM350
  52. 10a Voltage Regulator Circuit - Resistor Question
  53. Strange power supply regulation problem
  54. Need help with transformer....
  55. re-use PS from DVD player
  56. Simple +/-power supply ideas please
  57. Soft start with Atmel U2008B
  58. Blocking Mains DC Offset
  59. Looking for 12v 24v psu
  60. Power Supply Kit Questions from a beginner
  61. +-15VDC SMPS
  62. single supply op-amp question
  63. Power supply to bluetooth module
  64. Help with PS design
  65. Wiring transformer as 120V for 240V mains (Warning, probably a bad idea)
  66. MOS-FET CCS Issues
  67. Where is my voltage going?
  68. Dual voltage supply problem
  69. Raising the Vin+ on op-amp
  70. Dual rail secondary to single rail
  71. Effects of altering capacitances in this regulator
  72. New PSU for Power Amp
  73. diyAudio Power Supply Circuit Board v3 illustrated build guide
  74. How about this one then
  75. Help identify wires please.
  76. SG3524 SMPS help needed.
  77. Inrush Current on big capacitor bank
  78. Noise reduction on output of SMPS
  79. Converting Dell Server PSU to benchtop supply
  80. Toroid secondary colors help
  81. Help me select the proper transformer.
  82. Please help identify secondaries on my PT
  83. fake lm338?
  84. Low Wattage Bleeder Resistors
  85. A problem with this PS circuit
  86. LCD Panel Meters to Dual Power Supply
  87. Please help! transistor I.D.
  88. inductor for output smps
  89. Dual high V tracking linear regulator for review
  90. ONIX OA21 and SOAP compatibility
  91. resistors across main capacitors in amplifier
  92. power inverter blown
  93. A simple but low noise LT1761/LT1964 PSU design
  94. Capacitor question
  95. Experiences with different SMPS's
  96. Remote PS for Tube-Buffered Gainclone
  97. How hot you run your toroid transformer ?
  98. Linear regulated power supply.
  99. What kind of diodes...
  100. Power Supply Layout Question
  101. Symmetrical +/- 18V Opamp PSU module?
  102. Tracking SMPS vs brute force???
  103. Ringing in MOSFET during switching
  104. Step-up DC/DC dual Inverter Help
  105. High voltage PS - HSPY series
  106. A power supply: fell down, doesn't work
  107. SMPS Filament Supplies
  108. Pls help recommend me a low noise power supply
  109. Small step-up 12v to +/- 16v for pre-amp
  110. smps from pc
  111. Reservoir capacitor lifetime?
  112. wierd rectifier output
  113. Need help with DAC wiring w/R-Core tranformer
  114. JIMS Audio Kubota Regulator
  115. DC Inverter help
  116. Iso Transformer
  117. How to get +17V 0 -17 V dc with 2 regulated 17 V dc ?
  118. supply problem
  119. Surge arrester recall
  120. help me plzzzzzz
  121. toroidal core power
  122. TL431 or 6V8 Z-Diode
  123. UPS transformers for Audio amp?
  124. Battery/Alternator probelms ? helllpppp!!
  125. SMPS
  126. Voltage doubler and Negative generator
  127. Power MOSFET as simple analog switch
  128. Samsung Hometheater SMPS Repair
  129. Will this single power supply work for Minidsp, Gainclone AND Cold Amp S250?
  130. layout of ps for my mosfet amp
  131. Finish full stabilized 1200W power supply for my new project
  132. Just how noisy is a switched mode power supply?
  133. Question on power entry module
  134. Simple, no-math transformer snubber using Quasimodo test-jig
  135. Variable PS question
  136. Transformer operation
  137. Quck Q on split power supply ground reference?
  138. How to mount a toroidal transformer vertically?
  139. 24V DC, 700mA
  140. [ask] calculating ampere in toroidal transformers
  141. 2N3053 TO-220 equivalent
  142. "Noisy Transformer (Clicking)"
  143. Full wave centre tap versus bridge
  144. Transformer output?
  145. Speaker relays vs power supply softstart relays
  146. Explaining a PSU
  147. STK4192 amplifier circuit?
  148. Wharfedale PM700 Power Supply blown
  149. SMPS recommendation
  150. CCS + Zeners or resistors for 450V reference
  151. Battery charger for wider voltage range
  152. 48v Power supply for McCurdy Phono Pre
  153. Resettable fuses in power rails thoughts
  154. Regulated Negative Power Supply
  155. Bipolar ps from single ended transformer
  156. Ground Box, what is inside?
  157. effects of faulty lm78xx?
  158. Capacitor Support Apparatus
  159. Soft Start for EI Transformer necessary ??
  160. What diodes would you recommend?
  161. Thule PR-350B Upgrade
  162. PSU for esternal DAC
  163. Converting Kraken power supply from 220v to 110V
  164. Newbie asking about transformer
  165. 12 volt power supply
  166. ~180v regulator schematic needed!
  167. build power on 2 P88 and 1 PL 504 / 511
  168. Choosing a Power Transformer for Blame ST
  169. Power supply for LCD digital multimeter
  170. MB12A25V20 ok for audio
  171. Zener vs Led as reference
  172. Transformer Rating using dual bridge rectifier
  173. USB with separate linear power supply
  175. 317 based Charging circuit for battery powered Getto Blaster.
  176. design and construction of a 1kva switch mode inverter
  177. Quasi-Resonant SMPS For Audio,You need It?
  178. Coursera: Intro to Power Electronics (Course on SMPS)
  179. What to look for in a series pass mosfet
  180. Selecting rectifier diodes for high frequency or SMPS supplies?
  181. Transformer
  182. 6V6 Musical Machine Power Supply Problems
  183. Oscillations with multiple transformer setup
  184. voltage regulator for 6080 tube amp
  185. DC step down buck regulators
  186. LLC converter no load regulation problems UCC25600
  187. 300W SMPS for amp. from PC PSU
  188. Can you do this safely?
  189. Newbie Issues with 12V PS
  190. Upgrading capacitors in home theatre amplifier
  191. Simplified MrEvil / PMI Capacitance Multiplier
  192. Identifying Power Trannie from Sub?
  193. Class D backup power circuit
  194. Amplifier PSU Calculator
  195. Japanese power cord to US three prong
  196. Anode tube power supply (stabilized)
  198. 3200 Volt regulator
  199. +- 50v
  200. LT3080 simple problem ?
  201. 120v to +-70v?
  202. power supply?
  203. Resevoir capacitors for Chip Amps
  204. Help needed with a basic 12 volt high current regulator
  205. Cobbling together 12V for two mono amps.
  206. how to know transformer power rating
  207. Options for getting the proper voltage
  208. Ground not at 0V
  209. fully charged battery
  210. Power supply for DAC,
  211. forte f-45 power supply
  212. Power Supply for Tube Preamp
  213. Is this real? - simulation of parasitics
  214. hot amp
  215. 250V stabilizer ok?
  216. PSU for Gaincard - Questions
  217. Soft start
  218. LLC Converter maximum gap in core
  219. Efficient 12v to 5v step down converter without noise?
  220. Ripple/Motorboating help with Battery PSU
  221. Power Supply Voltage too High
  222. How to add a proper power meter to an amp?
  223. Where to find 120VAC to12VAC 2AMP POWER supply
  224. Why use a 1N4002 instead of a 1N4007
  225. Double C Core vs Single C Core
  226. Single supply vs. dual supply and noise, I can't find a proper solution
  227. TC Electronics G-Major Power supply failure
  228. Isolation transformer
  229. LT1963 - Pre Regulation
  230. Newbie needs help with small rechargeable battery selection (Thodio project)
  231. question about transformer current rating with a multitap secondary
  232. Identify this transformer...
  233. Please check this schematic.
  234. Lowering earth impedance--Earth spikes in Russ Andrews Book
  235. Building a power supply. Need some help
  236. Inrush protection of a PCB power transformer
  237. computer pci-e power and tri-path amps
  238. Mute Circuit Connections for My PSU
  239. 12vDC to 110vAC converter with 18v battery
  240. Quad secondary FW CT puzzle
  241. Grounding for dual mono PSU and digital PSU
  242. Can a PC power supply be stepped down.
  243. Separate supply for input/driver
  244. Toroid Rewind
  245. Taylor 1363 smps,help needed
  246. Accidentally Shorted Secondary Windings, Advice Needed
  247. Symmetrical power supply with two identical sources
  248. LM338 tracking preregulator and current limit
  249. Modding SMPS for audiophile performance
  250. Rechargeable Setup

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