View Full Version : Power Supplies

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

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