View Full Version : Power Supplies

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  1. Negative Power Supply
  2. Chaining power leads
  3. Home AC Voltage too High
  4. how to make cap6 inductors...?
  5. RC chains capacitor swap
  6. 3 Phase question
  7. Unregulated power supplies and noise
  8. Question on Building a separate power supply for F5TV3
  9. First PS problem switch on/off
  10. Comments on the a 350W Power Supply Build
  11. CheapoModo: quick and dirty transformer snubber bellringer jig
  12. Using Switching Converters in audio circuits
  13. Need some help?? Dont want to give up!!
  14. Recommended replacement for these bridge rectifiers
  15. Rectifier tube plate curve
  16. 12v battery draining
  17. First stereo amp build.
  18. LCD Repair, when not caps
  19. Newbie power question
  20. Power Supply Troubleshooting--No Voltage from Secondary Winding
  21. FR304 gets short circuit
  22. any benefit to this layout?
  23. resonant SMPS with Wurth WE-LLCR transformer
  24. transformer for F5TV3 question about Antek AN8234/ AN8434
  25. Question about Electrolytic Cap polarity
  26. Teac C-3X Pwr. Transformer Info. Needed
  27. Psım Full Bridge Feedback & Output Voltage Problem
  28. AUX PSU Check
  29. Surge protection - extension lead or MOV?
  30. 150Uh wanted on etd34
  31. Mystery Power Pop
  32. Transformers from technics SU-V8
  33. Current probe
  34. acoustic noise after transformer sort
  35. control two positive voltages with TL431CP
  36. series capacitors and bleeder resistors
  37. Soft Start Module Power Up
  38. Balanced DC output from a single 12v battery
  39. Powering a Car Amp for Home Use
  40. Can I use this supply
  41. Problem when powering heaters from +/- regs
  42. Soundcraft 400b
  43. Can I use this supply
  44. Analogue Metric Shunt Reg problem
  45. How much power can I get with IRFP460 PWM Full Brdige
  46. Transformer Windings
  47. Isolation transformer as power supply for tube amplifier
  48. Gapped power transformer as a choke
  49. Output Rectifier - Transformer Sound
  50. Power supply with transformer and batteries = fewer caps?
  51. Capacitor across diodes
  52. DC/DC converter for 12V/1A to 12V/2A
  53. Help for 500-600W 50V PS
  54. Clean switching of power MOS-FET
  55. Maida regulator ADJ bypass
  56. Need help with voltage regulator
  57. Why do I need regulator for small current?
  58. 100VAC Power Supply for Turntable?!
  59. Minimum power of transformator for SymAsym?
  60. Ripple vs Impedance D-C SET Questions.
  61. Time delay to slowly charge a capacitor bank
  62. LLC SMPS using PIC16f506
  63. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  64. Repair a Victron Multi Plus for safe power
  65. filter resistors location on a single capacitor PS
  66. Series Shunt regulated power supply??
  67. Strange Problem. Grounding issue?
  68. Using a DC power supply in place of a AC transformer
  69. High current voltage regulator
  70. Kepco 815b power supply
  71. power supply conundrum
  72. Help with specs on Plitron toroid
  73. ferite core turns
  74. A very, very simple soft start circuit
  75. Balanced 230v mains supply - oppinions please!
  76. Shunt resistors in parallel to a load?
  77. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  78. ELV light transformer buzz in mains
  79. dumb question about LM317 series.
  80. Replacing electrolyics in a power supply?
  81. How to measure noise of a power supply in LTSpice?
  82. -15V-0- +15V supplies from 2 Wallwarts
  83. another Duncan PSUD question...
  84. Switched power supplies better sometimes?
  85. question about transformer current capability
  86. Power Supply Regulator Replacement Help
  87. Asking for help: TEAC A_H300 thermal fuse gone
  88. Help With Winding a Switching Transfomer
  89. Question to build a 20V high current power supply
  90. soft start help
  91. Oscilloscope picture & Tororid +Bridge Not what I expected.
  92. Resistor before transformer
  93. LM317+TL431, really?
  94. Voltage feedback for IR2153
  95. How to test a Toroidal Transformer
  96. Powersupply Caps upsiddown
  97. Understanding shunt voltage regulator circuit
  98. First DIY PSU, based on CREEK OBH-2
  99. Battery Powered DAC Charging diagram?
  100. Non audio: High current voltage regulator?
  101. Question about Duncan PSU designer
  102. Rectifier caps; go for the huge ones?
  103. what happens when a transformer is very heavily loaded?
  104. How much load is too much load on a voltage doubler?
  105. Power Supply for tri-amped speaker
  106. power/ground interference
  107. Transformer connectivity
  108. Full Wave Rectification without Center Tap?
  109. Powering up a dual primary toroid, half at a time.
  110. Virtual Battery PSU
  111. Transformer
  112. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  113. Overdamping RC snubber network
  114. Well my 1000W Silverstone crapped out
  115. Help converting 13.5 volt ac to 20 volt
  116. Get ground for non-centertapped toroid?
  117. toroidal with no information
  118. 12v to 60v pushpull
  119. Modern ultra low noise LDO - ADM7150
  120. Bash amp on a 12" klipsh sub
  121. +-0 24V from 2*SWPS
  122. Help..2 diode full wave unregulated ps for tripath 2024
  123. Minimizing induced power transformer noise
  124. Economical PSU chassis in EU?
  125. Simple single-sided layout for pooge reg
  126. Why does this power supply not work?
  127. Can type RFI suppression iec sockets
  128. Battery supply, how to?
  129. High performance dual mono PSU
  130. Undervoltage protection idea
  131. Feeding 120V to a transformer configured for 240V?
  132. Rebuilding Counterpoint SA-5.1 PSU
  133. High performance PSU and voltage regulator
  134. How much powerfull is this transformer ?
  135. Noob Question: Virtual GND
  136. Voltage drop in LM337 based PS!
  137. High voltage PSU build thread
  138. Use Centre-tapped transformer without using the centre tap...possible?
  139. Looking for Musical Fidelity a100 power transformer 220v
  140. Running a 60Hz receiver on 50Hz
  141. 5VDC to (25VDC @ 4A) converter
  142. Power supply
  143. tranformer reduction amperes
  144. PSU for amp modules
  145. Bleeder resistors in a bank of small capacitors
  146. Power Issues Nakamichi SR-4A
  147. Linear PS for VSSA (through-hole)
  148. 2 chassis solutions: where best to divide the power supply between the boxes?
  149. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  150. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  151. DC blockers and mains filters
  152. LM2679 short protection?
  153. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  154. Battery Chargers for 18-0-18 transformers
  155. Toroidal trans choice?
  156. 9 Volt Battery Charger Query
  157. MC34262
  158. TommyTommy, a PSU for the Calvin buffer
  159. smps transformer
  160. boombox permanent mains supply
  161. 12V Power Supply Help
  162. Old Computer Power Supply Mod
  163. a Capacitance Multiplier with over-voltage protection
  164. Switching PSU for TK2050 Class-D Audio Amplifier
  165. Capacitance multiplier using cascoded Darlingtons
  166. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  167. LM3886 Power supply based on AN1849
  168. Which DIY PCB Power Supply Kit?
  169. TL494 Full Bridge 900 watt DC-DC converter
  170. Receiver illumination. Lower voltage
  171. Power supply board..
  172. Please help on toroidal stepdown transformer
  173. regulated power supply
  174. Grounding / Earthing
  175. Power supply bypass capacitor types
  176. Building myself a "brute force" linear, adjustable PSU...
  177. How to determine which wires?
  178. 12v-12v, isolated DC DC converter
  179. Fake LM2679 ?
  180. AC induction controls low power relay?
  181. Another capacitor ESR meter
  182. LM2679 question
  183. Hickok PS-503
  184. Center tap transformer grounded through caps
  185. Beefing up old PSU filter caps - advice needed!
  186. Help me understand this TNT-audio web page about snubbers
  187. My CMOS 555 chips have taken up smoking.
  188. Help a novice steadily build a linear 12V power supply?
  189. 150W DC-DC questions
  190. Regulated PSU for Single supply Amplifier
  191. Need help with overvoltage circuit - LM338k
  192. TPS7A4700 regulator board for dac AVDD
  193. TVS Diodes
  194. PSUD2?
  195. Dropout voltage LM350
  196. 10a Voltage Regulator Circuit - Resistor Question
  197. Strange power supply regulation problem
  198. Need help with transformer....
  199. re-use PS from DVD player
  200. Simple +/-power supply ideas please
  201. Soft start with Atmel U2008B
  202. Blocking Mains DC Offset
  203. Looking for 12v 24v psu
  204. Power Supply Kit Questions from a beginner
  205. +-15VDC SMPS
  206. single supply op-amp question
  207. Power supply to bluetooth module
  208. Help with PS design
  209. Wiring transformer as 120V for 240V mains (Warning, probably a bad idea)
  210. MOS-FET CCS Issues
  211. Where is my voltage going?
  212. Dual voltage supply problem
  213. Raising the Vin+ on op-amp
  214. Dual rail secondary to single rail
  215. Effects of altering capacitances in this regulator
  216. New PSU for Power Amp
  217. diyAudio Power Supply Circuit Board v3 illustrated build guide
  218. How about this one then
  219. Help identify wires please.
  220. SG3524 SMPS help needed.
  221. Inrush Current on big capacitor bank
  222. Noise reduction on output of SMPS
  223. Converting Dell Server PSU to benchtop supply
  224. Toroid secondary colors help
  225. Help me select the proper transformer.
  226. Please help identify secondaries on my PT
  227. fake lm338?
  228. Low Wattage Bleeder Resistors
  229. A problem with this PS circuit
  230. LCD Panel Meters to Dual Power Supply
  231. Please help! transistor I.D.
  232. inductor for output smps
  233. Dual high V tracking linear regulator for review
  234. ONIX OA21 and SOAP compatibility
  235. resistors across main capacitors in amplifier
  236. power inverter blown
  237. A simple but low noise LT1761/LT1964 PSU design
  238. Capacitor question
  239. Experiences with different SMPS's
  240. Remote PS for Tube-Buffered Gainclone
  241. How hot you run your toroid transformer ?
  242. Linear regulated power supply.
  243. What kind of diodes...
  244. Power Supply Layout Question
  245. Symmetrical +/- 18V Opamp PSU module?
  246. Tracking SMPS vs brute force???
  247. Ringing in MOSFET during switching
  248. Step-up DC/DC dual Inverter Help
  249. High voltage PS - HSPY series
  250. A power supply: fell down, doesn't work

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