View Full Version : Power Supplies

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  1. Anyone have the 3C6A ferrite material specification Sheet
  2. Power supply caps: They're not all equal
  3. Amp PS Building rookie questions
  4. How to check how dirty is the AC mains voltage
  5. Anyone here build power supplies as a service?
  6. Audible Illusions L1 Hissing Noise
  7. How to deal with Litz wire
  8. Parallel noise filters/traps for mains.
  9. milliamps, milliamps where do you go?
  10. Hooking up Power-One supply
  11. Question about tube amp supplies.
  12. ILP transformer va?
  13. How to knock the voltage down?
  14. decommissioned 3Par battery. help please?
  15. Help with 250V regulator
  16. Thoughts on running LED's from high voltage into a constant current sink.
  17. Control-to-Output or Open-Loop Measurement
  18. Bevois Mains Transformer
  19. Using off-the-shelf noname smps for gainclone/d-amp
  20. Noisy toroidal transformers
  21. Secondary wiring w/ 2 different windings
  22. Dc rail voltage increase on power Amplifer?
  23. NiMH Battery and charger, charge and run?
  24. 2kW Full Bridge SMPS Design
  25. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  26. Is it possible to use separate batteries for preamp and amp
  27. O-Audio Bash 500 psu schematics?
  28. Isolation transformer questions
  29. BASH amp from PSB Subsonic 5i, blown fuses
  30. current limiter power dissipation
  31. Buy used Pioneer A-400 then modify or buy brand new amp?
  32. grounding
  33. ebay dc booster
  34. I need a help about SG3525
  35. I need help ,SG3525 car amplifier smps
  36. Current regulator circuit for Bench Power Suppy
  37. Any pitfalls to running SMPS in series?
  38. parallel transformers
  39. LM317 over 37Volt ?
  40. Power supply for DIY 2.1 Kit
  41. Checking an old variac to see if it's safe to use.
  42. PS Filter
  43. Negative Power Supply
  44. Chaining power leads
  45. Home AC Voltage too High
  46. how to make cap6 inductors...?
  47. RC chains capacitor swap
  48. 3 Phase question
  49. Unregulated power supplies and noise
  50. Question on Building a separate power supply for F5TV3
  51. First PS problem switch on/off
  52. Comments on the a 350W Power Supply Build
  53. CheapoModo: quick and dirty transformer snubber bellringer jig
  54. Using Switching Converters in audio circuits
  55. Need some help?? Dont want to give up!!
  56. Recommended replacement for these bridge rectifiers
  57. Rectifier tube plate curve
  58. 12v battery draining
  59. First stereo amp build.
  60. LCD Repair, when not caps
  61. Newbie power question
  62. Power Supply Troubleshooting--No Voltage from Secondary Winding
  63. FR304 gets short circuit
  64. any benefit to this layout?
  65. resonant SMPS with Wurth WE-LLCR transformer
  66. transformer for F5TV3 question about Antek AN8234/ AN8434
  67. Question about Electrolytic Cap polarity
  68. Teac C-3X Pwr. Transformer Info. Needed
  69. Psım Full Bridge Feedback & Output Voltage Problem
  70. AUX PSU Check
  71. Surge protection - extension lead or MOV?
  72. 150Uh wanted on etd34
  73. Mystery Power Pop
  74. Transformers from technics SU-V8
  75. Current probe
  76. acoustic noise after transformer sort
  77. control two positive voltages with TL431CP
  78. series capacitors and bleeder resistors
  79. Soft Start Module Power Up
  80. Balanced DC output from a single 12v battery
  81. Powering a Car Amp for Home Use
  82. Can I use this supply
  83. Problem when powering heaters from +/- regs
  84. Soundcraft 400b
  85. Can I use this supply
  86. Analogue Metric Shunt Reg problem
  87. How much power can I get with IRFP460 PWM Full Brdige
  88. Transformer Windings
  89. Isolation transformer as power supply for tube amplifier
  90. Gapped power transformer as a choke
  91. Output Rectifier - Transformer Sound
  92. Power supply with transformer and batteries = fewer caps?
  93. Capacitor across diodes
  94. DC/DC converter for 12V/1A to 12V/2A
  95. Help for 500-600W 50V PS
  96. Clean switching of power MOS-FET
  97. Maida regulator ADJ bypass
  98. Need help with voltage regulator
  99. Why do I need regulator for small current?
  100. 100VAC Power Supply for Turntable?!
  101. Minimum power of transformator for SymAsym?
  102. Ripple vs Impedance D-C SET Questions.
  103. Time delay to slowly charge a capacitor bank
  104. LLC SMPS using PIC16f506
  105. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  106. Repair a Victron Multi Plus for safe power
  107. filter resistors location on a single capacitor PS
  108. Series Shunt regulated power supply??
  109. Strange Problem. Grounding issue?
  110. Using a DC power supply in place of a AC transformer
  111. High current voltage regulator
  112. Kepco 815b power supply
  113. power supply conundrum
  114. Help with specs on Plitron toroid
  115. ferite core turns
  116. A very, very simple soft start circuit
  117. Balanced 230v mains supply - oppinions please!
  118. Shunt resistors in parallel to a load?
  119. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  120. ELV light transformer buzz in mains
  121. dumb question about LM317 series.
  122. Replacing electrolyics in a power supply?
  123. How to measure noise of a power supply in LTSpice?
  124. -15V-0- +15V supplies from 2 Wallwarts
  125. another Duncan PSUD question...
  126. Switched power supplies better sometimes?
  127. question about transformer current capability
  128. Power Supply Regulator Replacement Help
  129. Asking for help: TEAC A_H300 thermal fuse gone
  130. Help With Winding a Switching Transfomer
  131. Question to build a 20V high current power supply
  132. soft start help
  133. Oscilloscope picture & Tororid +Bridge Not what I expected.
  134. Resistor before transformer
  135. LM317+TL431, really?
  136. Voltage feedback for IR2153
  137. How to test a Toroidal Transformer
  138. Powersupply Caps upsiddown
  139. Understanding shunt voltage regulator circuit
  140. First DIY PSU, based on CREEK OBH-2
  141. Battery Powered DAC Charging diagram?
  142. Non audio: High current voltage regulator?
  143. Question about Duncan PSU designer
  144. Rectifier caps; go for the huge ones?
  145. what happens when a transformer is very heavily loaded?
  146. How much load is too much load on a voltage doubler?
  147. Power Supply for tri-amped speaker
  148. power/ground interference
  149. Transformer connectivity
  150. Full Wave Rectification without Center Tap?
  151. Powering up a dual primary toroid, half at a time.
  152. Virtual Battery PSU
  153. Transformer
  154. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  155. Overdamping RC snubber network
  156. Well my 1000W Silverstone crapped out
  157. Help converting 13.5 volt ac to 20 volt
  158. Get ground for non-centertapped toroid?
  159. toroidal with no information
  160. 12v to 60v pushpull
  161. Modern ultra low noise LDO - ADM7150
  162. Bash amp on a 12" klipsh sub
  163. +-0 24V from 2*SWPS
  164. Help..2 diode full wave unregulated ps for tripath 2024
  165. Minimizing induced power transformer noise
  166. Economical PSU chassis in EU?
  167. Simple single-sided layout for pooge reg
  168. Why does this power supply not work?
  169. Can type RFI suppression iec sockets
  170. Battery supply, how to?
  171. High performance dual mono PSU
  172. Undervoltage protection idea
  173. Feeding 120V to a transformer configured for 240V?
  174. Rebuilding Counterpoint SA-5.1 PSU
  175. High performance PSU and voltage regulator
  176. How much powerfull is this transformer ?
  177. Noob Question: Virtual GND
  178. Voltage drop in LM337 based PS!
  179. High voltage PSU build thread
  180. Use Centre-tapped transformer without using the centre tap...possible?
  181. Looking for Musical Fidelity a100 power transformer 220v
  182. Running a 60Hz receiver on 50Hz
  183. 5VDC to (25VDC @ 4A) converter
  184. Power supply
  185. tranformer reduction amperes
  186. PSU for amp modules
  187. Bleeder resistors in a bank of small capacitors
  188. Power Issues Nakamichi SR-4A
  189. Linear PS for VSSA (through-hole)
  190. 2 chassis solutions: where best to divide the power supply between the boxes?
  191. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  192. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  193. DC blockers and mains filters
  194. LM2679 short protection?
  195. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  196. Battery Chargers for 18-0-18 transformers
  197. Toroidal trans choice?
  198. 9 Volt Battery Charger Query
  199. MC34262
  200. TommyTommy, a PSU for the Calvin buffer
  201. smps transformer
  202. boombox permanent mains supply
  203. 12V Power Supply Help
  204. Old Computer Power Supply Mod
  205. a Capacitance Multiplier with over-voltage protection
  206. Switching PSU for TK2050 Class-D Audio Amplifier
  207. Capacitance multiplier using cascoded Darlingtons
  208. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  209. LM3886 Power supply based on AN1849
  210. Which DIY PCB Power Supply Kit?
  211. TL494 Full Bridge 900 watt DC-DC converter
  212. Receiver illumination. Lower voltage
  213. Power supply board..
  214. Please help on toroidal stepdown transformer
  215. regulated power supply
  216. Grounding / Earthing
  217. Power supply bypass capacitor types
  218. Building myself a "brute force" linear, adjustable PSU...
  219. How to determine which wires?
  220. 12v-12v, isolated DC DC converter
  221. Fake LM2679 ?
  222. AC induction controls low power relay?
  223. Another capacitor ESR meter
  224. LM2679 question
  225. Hickok PS-503
  226. Center tap transformer grounded through caps
  227. Beefing up old PSU filter caps - advice needed!
  228. Help me understand this TNT-audio web page about snubbers
  229. My CMOS 555 chips have taken up smoking.
  230. Help a novice steadily build a linear 12V power supply?
  231. 150W DC-DC questions
  232. Regulated PSU for Single supply Amplifier
  233. Need help with overvoltage circuit - LM338k
  234. TPS7A4700 regulator board for dac AVDD
  235. TVS Diodes
  236. PSUD2?
  237. Dropout voltage LM350
  238. 10a Voltage Regulator Circuit - Resistor Question
  239. Strange power supply regulation problem
  240. Need help with transformer....
  241. re-use PS from DVD player
  242. Simple +/-power supply ideas please
  243. Soft start with Atmel U2008B
  244. Blocking Mains DC Offset
  245. Looking for 12v 24v psu
  246. Power Supply Kit Questions from a beginner
  247. +-15VDC SMPS
  248. single supply op-amp question
  249. Power supply to bluetooth module
  250. Help with PS design

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