View Full Version : Power Supplies

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  1. RC chains capacitor swap
  2. 3 Phase question
  3. Unregulated power supplies and noise
  4. Question on Building a separate power supply for F5TV3
  5. First PS problem switch on/off
  6. Comments on the a 350W Power Supply Build
  7. CheapoModo: quick and dirty transformer snubber bellringer jig
  8. Using Switching Converters in audio circuits
  9. Need some help?? Dont want to give up!!
  10. Recommended replacement for these bridge rectifiers
  11. Rectifier tube plate curve
  12. 12v battery draining
  13. First stereo amp build.
  14. LCD Repair, when not caps
  15. Newbie power question
  16. Power Supply Troubleshooting--No Voltage from Secondary Winding
  17. FR304 gets short circuit
  18. any benefit to this layout?
  19. resonant SMPS with Wurth WE-LLCR transformer
  20. transformer for F5TV3 question about Antek AN8234/ AN8434
  21. Question about Electrolytic Cap polarity
  22. Teac C-3X Pwr. Transformer Info. Needed
  23. Psım Full Bridge Feedback & Output Voltage Problem
  24. AUX PSU Check
  25. Surge protection - extension lead or MOV?
  26. 150Uh wanted on etd34
  27. Mystery Power Pop
  28. Transformers from technics SU-V8
  29. Current probe
  30. acoustic noise after transformer sort
  31. control two positive voltages with TL431CP
  32. series capacitors and bleeder resistors
  33. Soft Start Module Power Up
  34. Balanced DC output from a single 12v battery
  35. Powering a Car Amp for Home Use
  36. Can I use this supply
  37. Problem when powering heaters from +/- regs
  38. Soundcraft 400b
  39. Can I use this supply
  40. Analogue Metric Shunt Reg problem
  41. How much power can I get with IRFP460 PWM Full Brdige
  42. Transformer Windings
  43. Isolation transformer as power supply for tube amplifier
  44. Gapped power transformer as a choke
  45. Output Rectifier - Transformer Sound
  46. Power supply with transformer and batteries = fewer caps?
  47. Capacitor across diodes
  48. DC/DC converter for 12V/1A to 12V/2A
  49. Help for 500-600W 50V PS
  50. Clean switching of power MOS-FET
  51. Maida regulator ADJ bypass
  52. Need help with voltage regulator
  53. Why do I need regulator for small current?
  54. 100VAC Power Supply for Turntable?!
  55. Minimum power of transformator for SymAsym?
  56. Ripple vs Impedance D-C SET Questions.
  57. Time delay to slowly charge a capacitor bank
  58. LLC SMPS using PIC16f506
  59. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  60. Repair a Victron Multi Plus for safe power
  61. filter resistors location on a single capacitor PS
  62. Series Shunt regulated power supply??
  63. Strange Problem. Grounding issue?
  64. Using a DC power supply in place of a AC transformer
  65. High current voltage regulator
  66. Kepco 815b power supply
  67. power supply conundrum
  68. Help with specs on Plitron toroid
  69. ferite core turns
  70. A very, very simple soft start circuit
  71. Balanced 230v mains supply - oppinions please!
  72. Shunt resistors in parallel to a load?
  73. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  74. ELV light transformer buzz in mains
  75. dumb question about LM317 series.
  76. Replacing electrolyics in a power supply?
  77. How to measure noise of a power supply in LTSpice?
  78. -15V-0- +15V supplies from 2 Wallwarts
  79. another Duncan PSUD question...
  80. Switched power supplies better sometimes?
  81. question about transformer current capability
  82. Power Supply Regulator Replacement Help
  83. Asking for help: TEAC A_H300 thermal fuse gone
  84. Help With Winding a Switching Transfomer
  85. Question to build a 20V high current power supply
  86. soft start help
  87. Oscilloscope picture & Tororid +Bridge Not what I expected.
  88. Resistor before transformer
  89. LM317+TL431, really?
  90. Voltage feedback for IR2153
  91. How to test a Toroidal Transformer
  92. Powersupply Caps upsiddown
  93. Understanding shunt voltage regulator circuit
  94. First DIY PSU, based on CREEK OBH-2
  95. Battery Powered DAC Charging diagram?
  96. Non audio: High current voltage regulator?
  97. Question about Duncan PSU designer
  98. Rectifier caps; go for the huge ones?
  99. what happens when a transformer is very heavily loaded?
  100. How much load is too much load on a voltage doubler?
  101. Power Supply for tri-amped speaker
  102. power/ground interference
  103. Transformer connectivity
  104. Full Wave Rectification without Center Tap?
  105. Powering up a dual primary toroid, half at a time.
  106. Virtual Battery PSU
  107. Transformer
  108. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  109. Overdamping RC snubber network
  110. Well my 1000W Silverstone crapped out
  111. Help converting 13.5 volt ac to 20 volt
  112. Get ground for non-centertapped toroid?
  113. toroidal with no information
  114. 12v to 60v pushpull
  115. Modern ultra low noise LDO - ADM7150
  116. Bash amp on a 12" klipsh sub
  117. +-0 24V from 2*SWPS
  118. Help..2 diode full wave unregulated ps for tripath 2024
  119. Minimizing induced power transformer noise
  120. Economical PSU chassis in EU?
  121. Simple single-sided layout for pooge reg
  122. Why does this power supply not work?
  123. Can type RFI suppression iec sockets
  124. Battery supply, how to?
  125. High performance dual mono PSU
  126. Undervoltage protection idea
  127. Feeding 120V to a transformer configured for 240V?
  128. Rebuilding Counterpoint SA-5.1 PSU
  129. High performance PSU and voltage regulator
  130. How much powerfull is this transformer ?
  131. Noob Question: Virtual GND
  132. Voltage drop in LM337 based PS!
  133. High voltage PSU build thread
  134. Use Centre-tapped transformer without using the centre tap...possible?
  135. Looking for Musical Fidelity a100 power transformer 220v
  136. Running a 60Hz receiver on 50Hz
  137. 5VDC to (25VDC @ 4A) converter
  138. Power supply
  139. tranformer reduction amperes
  140. PSU for amp modules
  141. Bleeder resistors in a bank of small capacitors
  142. Power Issues Nakamichi SR-4A
  143. Linear PS for VSSA (through-hole)
  144. 2 chassis solutions: where best to divide the power supply between the boxes?
  145. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  146. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  147. DC blockers and mains filters
  148. LM2679 short protection?
  149. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  150. Battery Chargers for 18-0-18 transformers
  151. Toroidal trans choice?
  152. 9 Volt Battery Charger Query
  153. MC34262
  154. TommyTommy, a PSU for the Calvin buffer
  155. smps transformer
  156. boombox permanent mains supply
  157. 12V Power Supply Help
  158. Old Computer Power Supply Mod
  159. a Capacitance Multiplier with over-voltage protection
  160. Switching PSU for TK2050 Class-D Audio Amplifier
  161. Capacitance multiplier using cascoded Darlingtons
  162. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  163. LM3886 Power supply based on AN1849
  164. Which DIY PCB Power Supply Kit?
  165. TL494 Full Bridge 900 watt DC-DC converter
  166. Receiver illumination. Lower voltage
  167. Power supply board..
  168. Please help on toroidal stepdown transformer
  169. regulated power supply
  170. Grounding / Earthing
  171. Power supply bypass capacitor types
  172. Building myself a "brute force" linear, adjustable PSU...
  173. How to determine which wires?
  174. 12v-12v, isolated DC DC converter
  175. Fake LM2679 ?
  176. AC induction controls low power relay?
  177. Another capacitor ESR meter
  178. LM2679 question
  179. Hickok PS-503
  180. Center tap transformer grounded through caps
  181. Beefing up old PSU filter caps - advice needed!
  182. Help me understand this TNT-audio web page about snubbers
  183. My CMOS 555 chips have taken up smoking.
  184. Help a novice steadily build a linear 12V power supply?
  185. 150W DC-DC questions
  186. Regulated PSU for Single supply Amplifier
  187. Need help with overvoltage circuit - LM338k
  188. TPS7A4700 regulator board for dac AVDD
  189. TVS Diodes
  190. PSUD2?
  191. Dropout voltage LM350
  192. 10a Voltage Regulator Circuit - Resistor Question
  193. Strange power supply regulation problem
  194. Need help with transformer....
  195. re-use PS from DVD player
  196. Simple +/-power supply ideas please
  197. Soft start with Atmel U2008B
  198. Blocking Mains DC Offset
  199. Looking for 12v 24v psu
  200. Power Supply Kit Questions from a beginner
  201. +-15VDC SMPS
  202. single supply op-amp question
  203. Power supply to bluetooth module
  204. Help with PS design
  205. Wiring transformer as 120V for 240V mains (Warning, probably a bad idea)
  206. MOS-FET CCS Issues
  207. Where is my voltage going?
  208. Dual voltage supply problem
  209. Raising the Vin+ on op-amp
  210. Dual rail secondary to single rail
  211. Effects of altering capacitances in this regulator
  212. New PSU for Power Amp
  213. diyAudio Power Supply Circuit Board v3 illustrated build guide
  214. How about this one then
  215. Help identify wires please.
  216. SG3524 SMPS help needed.
  217. Inrush Current on big capacitor bank
  218. Noise reduction on output of SMPS
  219. Converting Dell Server PSU to benchtop supply
  220. Toroid secondary colors help
  221. Help me select the proper transformer.
  222. Please help identify secondaries on my PT
  223. fake lm338?
  224. Low Wattage Bleeder Resistors
  225. A problem with this PS circuit
  226. LCD Panel Meters to Dual Power Supply
  227. Please help! transistor I.D.
  228. inductor for output smps
  229. Dual high V tracking linear regulator for review
  230. ONIX OA21 and SOAP compatibility
  231. resistors across main capacitors in amplifier
  232. power inverter blown
  233. A simple but low noise LT1761/LT1964 PSU design
  234. Capacitor question
  235. Experiences with different SMPS's
  236. Remote PS for Tube-Buffered Gainclone
  237. How hot you run your toroid transformer ?
  238. Linear regulated power supply.
  239. What kind of diodes...
  240. Power Supply Layout Question
  241. Symmetrical +/- 18V Opamp PSU module?
  242. Tracking SMPS vs brute force???
  243. Ringing in MOSFET during switching
  244. Step-up DC/DC dual Inverter Help
  245. High voltage PS - HSPY series
  246. A power supply: fell down, doesn't work
  247. SMPS Filament Supplies
  248. Pls help recommend me a low noise power supply
  249. Small step-up 12v to +/- 16v for pre-amp
  250. smps from pc

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