View Full Version : Power Supplies

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  1. Maida regulator ADJ bypass
  2. Need help with voltage regulator
  3. Why do I need regulator for small current?
  4. 100VAC Power Supply for Turntable?!
  5. Minimum power of transformator for SymAsym?
  6. Ripple vs Impedance D-C SET Questions.
  7. Time delay to slowly charge a capacitor bank
  8. LLC SMPS using PIC16f506
  9. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  10. Repair a Victron Multi Plus for safe power
  11. filter resistors location on a single capacitor PS
  12. Series Shunt regulated power supply??
  13. Strange Problem. Grounding issue?
  14. Using a DC power supply in place of a AC transformer
  15. High current voltage regulator
  16. Kepco 815b power supply
  17. power supply conundrum
  18. Help with specs on Plitron toroid
  19. ferite core turns
  20. A very, very simple soft start circuit
  21. Balanced 230v mains supply - oppinions please!
  22. Shunt resistors in parallel to a load?
  23. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  24. ELV light transformer buzz in mains
  25. dumb question about LM317 series.
  26. Replacing electrolyics in a power supply?
  27. How to measure noise of a power supply in LTSpice?
  28. -15V-0- +15V supplies from 2 Wallwarts
  29. another Duncan PSUD question...
  30. Switched power supplies better sometimes?
  31. question about transformer current capability
  32. Power Supply Regulator Replacement Help
  33. Asking for help: TEAC A_H300 thermal fuse gone
  34. Help With Winding a Switching Transfomer
  35. Question to build a 20V high current power supply
  36. soft start help
  37. Oscilloscope picture & Tororid +Bridge Not what I expected.
  38. Resistor before transformer
  39. LM317+TL431, really?
  40. Voltage feedback for IR2153
  41. How to test a Toroidal Transformer
  42. Powersupply Caps upsiddown
  43. Understanding shunt voltage regulator circuit
  44. First DIY PSU, based on CREEK OBH-2
  45. Battery Powered DAC Charging diagram?
  46. Non audio: High current voltage regulator?
  47. Question about Duncan PSU designer
  48. Rectifier caps; go for the huge ones?
  49. what happens when a transformer is very heavily loaded?
  50. How much load is too much load on a voltage doubler?
  51. Power Supply for tri-amped speaker
  52. power/ground interference
  53. Transformer connectivity
  54. Full Wave Rectification without Center Tap?
  55. Powering up a dual primary toroid, half at a time.
  56. Virtual Battery PSU
  57. Transformer
  58. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  59. Overdamping RC snubber network
  60. Well my 1000W Silverstone crapped out
  61. Help converting 13.5 volt ac to 20 volt
  62. Get ground for non-centertapped toroid?
  63. toroidal with no information
  64. 12v to 60v pushpull
  65. Modern ultra low noise LDO - ADM7150
  66. Bash amp on a 12" klipsh sub
  67. +-0 24V from 2*SWPS
  68. Help..2 diode full wave unregulated ps for tripath 2024
  69. Minimizing induced power transformer noise
  70. Economical PSU chassis in EU?
  71. Simple single-sided layout for pooge reg
  72. Why does this power supply not work?
  73. Can type RFI suppression iec sockets
  74. Battery supply, how to?
  75. High performance dual mono PSU
  76. Undervoltage protection idea
  77. Feeding 120V to a transformer configured for 240V?
  78. Rebuilding Counterpoint SA-5.1 PSU
  79. High performance PSU and voltage regulator
  80. How much powerfull is this transformer ?
  81. Noob Question: Virtual GND
  82. Voltage drop in LM337 based PS!
  83. High voltage PSU build thread
  84. Use Centre-tapped transformer without using the centre tap...possible?
  85. Looking for Musical Fidelity a100 power transformer 220v
  86. Running a 60Hz receiver on 50Hz
  87. 5VDC to (25VDC @ 4A) converter
  88. Power supply
  89. tranformer reduction amperes
  90. PSU for amp modules
  91. Bleeder resistors in a bank of small capacitors
  92. Power Issues Nakamichi SR-4A
  93. Linear PS for VSSA (through-hole)
  94. 2 chassis solutions: where best to divide the power supply between the boxes?
  95. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  96. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  97. DC blockers and mains filters
  98. LM2679 short protection?
  99. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  100. Battery Chargers for 18-0-18 transformers
  101. Toroidal trans choice?
  102. 9 Volt Battery Charger Query
  103. MC34262
  104. TommyTommy, a PSU for the Calvin buffer
  105. smps transformer
  106. boombox permanent mains supply
  107. 12V Power Supply Help
  108. Old Computer Power Supply Mod
  109. a Capacitance Multiplier with over-voltage protection
  110. Switching PSU for TK2050 Class-D Audio Amplifier
  111. Capacitance multiplier using cascoded Darlingtons
  112. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  113. LM3886 Power supply based on AN1849
  114. Which DIY PCB Power Supply Kit?
  115. TL494 Full Bridge 900 watt DC-DC converter
  116. Receiver illumination. Lower voltage
  117. Power supply board..
  118. Please help on toroidal stepdown transformer
  119. regulated power supply
  120. Grounding / Earthing
  121. Power supply bypass capacitor types
  122. Building myself a "brute force" linear, adjustable PSU...
  123. How to determine which wires?
  124. 12v-12v, isolated DC DC converter
  125. Fake LM2679 ?
  126. AC induction controls low power relay?
  127. Another capacitor ESR meter
  128. LM2679 question
  129. Hickok PS-503
  130. Center tap transformer grounded through caps
  131. Beefing up old PSU filter caps - advice needed!
  132. Help me understand this TNT-audio web page about snubbers
  133. My CMOS 555 chips have taken up smoking.
  134. Help a novice steadily build a linear 12V power supply?
  135. 150W DC-DC questions
  136. Regulated PSU for Single supply Amplifier
  137. Need help with overvoltage circuit - LM338k
  138. TPS7A4700 regulator board for dac AVDD
  139. TVS Diodes
  140. PSUD2?
  141. Dropout voltage LM350
  142. 10a Voltage Regulator Circuit - Resistor Question
  143. Strange power supply regulation problem
  144. Need help with transformer....
  145. re-use PS from DVD player
  146. Simple +/-power supply ideas please
  147. Soft start with Atmel U2008B
  148. Blocking Mains DC Offset
  149. Looking for 12v 24v psu
  150. Power Supply Kit Questions from a beginner
  151. +-15VDC SMPS
  152. single supply op-amp question
  153. Power supply to bluetooth module
  154. Help with PS design
  155. Wiring transformer as 120V for 240V mains (Warning, probably a bad idea)
  156. MOS-FET CCS Issues
  157. Where is my voltage going?
  158. Dual voltage supply problem
  159. Raising the Vin+ on op-amp
  160. Dual rail secondary to single rail
  161. Effects of altering capacitances in this regulator
  162. New PSU for Power Amp
  163. diyAudio Power Supply Circuit Board v3 illustrated build guide
  164. How about this one then
  165. Help identify wires please.
  166. SG3524 SMPS help needed.
  167. Inrush Current on big capacitor bank
  168. Noise reduction on output of SMPS
  169. Converting Dell Server PSU to benchtop supply
  170. Toroid secondary colors help
  171. Help me select the proper transformer.
  172. Please help identify secondaries on my PT
  173. fake lm338?
  174. Low Wattage Bleeder Resistors
  175. A problem with this PS circuit
  176. LCD Panel Meters to Dual Power Supply
  177. Please help! transistor I.D.
  178. inductor for output smps
  179. Dual high V tracking linear regulator for review
  180. ONIX OA21 and SOAP compatibility
  181. resistors across main capacitors in amplifier
  182. power inverter blown
  183. A simple but low noise LT1761/LT1964 PSU design
  184. Capacitor question
  185. Experiences with different SMPS's
  186. Remote PS for Tube-Buffered Gainclone
  187. How hot you run your toroid transformer ?
  188. Linear regulated power supply.
  189. What kind of diodes...
  190. Power Supply Layout Question
  191. Symmetrical +/- 18V Opamp PSU module?
  192. Tracking SMPS vs brute force???
  193. Ringing in MOSFET during switching
  194. Step-up DC/DC dual Inverter Help
  195. High voltage PS - HSPY series
  196. A power supply: fell down, doesn't work
  197. SMPS Filament Supplies
  198. Pls help recommend me a low noise power supply
  199. Small step-up 12v to +/- 16v for pre-amp
  200. smps from pc
  201. Reservoir capacitor lifetime?
  202. wierd rectifier output
  203. Need help with DAC wiring w/R-Core tranformer
  204. JIMS Audio Kubota Regulator
  205. DC Inverter help
  206. Iso Transformer
  207. How to get +17V 0 -17 V dc with 2 regulated 17 V dc ?
  208. supply problem
  209. Surge arrester recall
  210. help me plzzzzzz
  211. toroidal core power
  212. TL431 or 6V8 Z-Diode
  213. UPS transformers for Audio amp?
  214. Battery/Alternator probelms ? helllpppp!!
  215. SMPS
  216. Voltage doubler and Negative generator
  217. Power MOSFET as simple analog switch
  218. Samsung Hometheater SMPS Repair
  219. Will this single power supply work for Minidsp, Gainclone AND Cold Amp S250?
  220. layout of ps for my mosfet amp
  221. Finish full stabilized 1200W power supply for my new project
  222. Just how noisy is a switched mode power supply?
  223. Question on power entry module
  224. Simple, no-math transformer snubber using Quasimodo test-jig
  225. Variable PS question
  226. Transformer operation
  227. Quck Q on split power supply ground reference?
  228. How to mount a toroidal transformer vertically?
  229. 24V DC, 700mA
  230. [ask] calculating ampere in toroidal transformers
  231. 2N3053 TO-220 equivalent
  232. "Noisy Transformer (Clicking)"
  233. Full wave centre tap versus bridge
  234. Transformer output?
  235. Speaker relays vs power supply softstart relays
  236. Explaining a PSU
  237. STK4192 amplifier circuit?
  238. Wharfedale PM700 Power Supply blown
  239. SMPS recommendation
  240. CCS + Zeners or resistors for 450V reference
  241. Battery charger for wider voltage range
  242. 48v Power supply for McCurdy Phono Pre
  243. Resettable fuses in power rails thoughts
  244. Regulated Negative Power Supply
  245. Bipolar ps from single ended transformer
  246. Ground Box, what is inside?
  247. effects of faulty lm78xx?
  248. Capacitor Support Apparatus
  249. Soft Start for EI Transformer necessary ??
  250. What diodes would you recommend?

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