View Full Version : Power Supplies

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  1. Filter Choke Question
  2. Mounting toroidal transformers without proper monuting kit
  3. Constant voltage / constant current transformers
  4. Power smps for welding.
  5. help to make a simple psu for my LM3886
  6. TL431 High Voltage Regulator - How to get it thermally stable?
  7. ultra low noise like 50uV from the psu for 80V 15A possibility?
  8. Tl431, MOSFET shunt voltage regulator
  9. Linear PSU's in Parallel?
  10. regulated supply oscillation or whatever that is
  11. Series Pass Regulators driven by 3-terminal regulators
  12. Cunning Virtual Ground Circuit...
  13. Help identifying a PS
  14. Make your Printed Circuit Board (PCB):
  15. help id
  16. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  17. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  18. Voltage Tripler for Bias Tap
  19. Measuring power supplies - some results by Bjørn Kolbrek
  20. PSU transformer wiring help?
  21. ultra low noise PSU recommendations for VAS of the LME49830
  22. What would happen if ?
  23. Current capability of litz wire.
  24. Difference in +V/-V -- OK?
  25. help comparig & choosing between 1X230V or 2X150V transformers
  26. SMPS choice with 110/230v input
  27. A simple LT1763 based 5V PSU
  28. Zener Follower - what did i do wrong?
  29. LifePo BMS and audio quality
  30. Limiting resistor values
  31. Power transformer from Marantz SR2700?
  32. Transformer Help??????????????
  33. robbing from the positive rail
  34. LP-2020A+ power supply noise
  35. Anyone have the 3C6A ferrite material specification Sheet
  36. Power supply caps: They're not all equal
  37. Amp PS Building rookie questions
  38. How to check how dirty is the AC mains voltage
  39. Anyone here build power supplies as a service?
  40. Audible Illusions L1 Hissing Noise
  41. How to deal with Litz wire
  42. Parallel noise filters/traps for mains.
  43. milliamps, milliamps where do you go?
  44. Hooking up Power-One supply
  45. Question about tube amp supplies.
  46. ILP transformer va?
  47. How to knock the voltage down?
  48. decommissioned 3Par battery. help please?
  49. Help with 250V regulator
  50. Thoughts on running LED's from high voltage into a constant current sink.
  51. Control-to-Output or Open-Loop Measurement
  52. Bevois Mains Transformer
  53. Using off-the-shelf noname smps for gainclone/d-amp
  54. Noisy toroidal transformers
  55. Secondary wiring w/ 2 different windings
  56. Dc rail voltage increase on power Amplifer?
  57. NiMH Battery and charger, charge and run?
  58. 2kW Full Bridge SMPS Design
  59. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  60. Is it possible to use separate batteries for preamp and amp
  61. O-Audio Bash 500 psu schematics?
  62. Isolation transformer questions
  63. BASH amp from PSB Subsonic 5i, blown fuses
  64. current limiter power dissipation
  65. Buy used Pioneer A-400 then modify or buy brand new amp?
  66. grounding
  67. ebay dc booster
  68. I need a help about SG3525
  69. I need help ,SG3525 car amplifier smps
  70. Current regulator circuit for Bench Power Suppy
  71. Any pitfalls to running SMPS in series?
  72. parallel transformers
  73. LM317 over 37Volt ?
  74. Power supply for DIY 2.1 Kit
  75. Checking an old variac to see if it's safe to use.
  76. PS Filter
  77. Negative Power Supply
  78. Chaining power leads
  79. Home AC Voltage too High
  80. how to make cap6 inductors...?
  81. RC chains capacitor swap
  82. 3 Phase question
  83. Unregulated power supplies and noise
  84. Question on Building a separate power supply for F5TV3
  85. First PS problem switch on/off
  86. Comments on the a 350W Power Supply Build
  87. CheapoModo: quick and dirty transformer snubber bellringer jig
  88. Using Switching Converters in audio circuits
  89. Need some help?? Dont want to give up!!
  90. Recommended replacement for these bridge rectifiers
  91. Rectifier tube plate curve
  92. 12v battery draining
  93. First stereo amp build.
  94. LCD Repair, when not caps
  95. Newbie power question
  96. Power Supply Troubleshooting--No Voltage from Secondary Winding
  97. FR304 gets short circuit
  98. any benefit to this layout?
  99. resonant SMPS with Wurth WE-LLCR transformer
  100. transformer for F5TV3 question about Antek AN8234/ AN8434
  101. Question about Electrolytic Cap polarity
  102. Teac C-3X Pwr. Transformer Info. Needed
  103. Psım Full Bridge Feedback & Output Voltage Problem
  104. AUX PSU Check
  105. Surge protection - extension lead or MOV?
  106. 150Uh wanted on etd34
  107. Mystery Power Pop
  108. Transformers from technics SU-V8
  109. Current probe
  110. acoustic noise after transformer sort
  111. control two positive voltages with TL431CP
  112. series capacitors and bleeder resistors
  113. Soft Start Module Power Up
  114. Balanced DC output from a single 12v battery
  115. Powering a Car Amp for Home Use
  116. Can I use this supply
  117. Problem when powering heaters from +/- regs
  118. Soundcraft 400b
  119. Can I use this supply
  120. Analogue Metric Shunt Reg problem
  121. How much power can I get with IRFP460 PWM Full Brdige
  122. Transformer Windings
  123. Isolation transformer as power supply for tube amplifier
  124. Gapped power transformer as a choke
  125. Output Rectifier - Transformer Sound
  126. Power supply with transformer and batteries = fewer caps?
  127. Capacitor across diodes
  128. DC/DC converter for 12V/1A to 12V/2A
  129. Help for 500-600W 50V PS
  130. Clean switching of power MOS-FET
  131. Maida regulator ADJ bypass
  132. Need help with voltage regulator
  133. Why do I need regulator for small current?
  134. 100VAC Power Supply for Turntable?!
  135. Minimum power of transformator for SymAsym?
  136. Ripple vs Impedance D-C SET Questions.
  137. Time delay to slowly charge a capacitor bank
  138. LLC SMPS using PIC16f506
  139. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  140. Repair a Victron Multi Plus for safe power
  141. filter resistors location on a single capacitor PS
  142. Series Shunt regulated power supply??
  143. Strange Problem. Grounding issue?
  144. Using a DC power supply in place of a AC transformer
  145. High current voltage regulator
  146. Kepco 815b power supply
  147. power supply conundrum
  148. Help with specs on Plitron toroid
  149. ferite core turns
  150. A very, very simple soft start circuit
  151. Balanced 230v mains supply - oppinions please!
  152. Shunt resistors in parallel to a load?
  153. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  154. ELV light transformer buzz in mains
  155. dumb question about LM317 series.
  156. Replacing electrolyics in a power supply?
  157. How to measure noise of a power supply in LTSpice?
  158. -15V-0- +15V supplies from 2 Wallwarts
  159. another Duncan PSUD question...
  160. Switched power supplies better sometimes?
  161. question about transformer current capability
  162. Power Supply Regulator Replacement Help
  163. Asking for help: TEAC A_H300 thermal fuse gone
  164. Help With Winding a Switching Transfomer
  165. Question to build a 20V high current power supply
  166. soft start help
  167. Oscilloscope picture & Tororid +Bridge Not what I expected.
  168. Resistor before transformer
  169. LM317+TL431, really?
  170. Voltage feedback for IR2153
  171. How to test a Toroidal Transformer
  172. Powersupply Caps upsiddown
  173. Understanding shunt voltage regulator circuit
  174. First DIY PSU, based on CREEK OBH-2
  175. Battery Powered DAC Charging diagram?
  176. Non audio: High current voltage regulator?
  177. Question about Duncan PSU designer
  178. Rectifier caps; go for the huge ones?
  179. what happens when a transformer is very heavily loaded?
  180. How much load is too much load on a voltage doubler?
  181. Power Supply for tri-amped speaker
  182. power/ground interference
  183. Transformer connectivity
  184. Full Wave Rectification without Center Tap?
  185. Powering up a dual primary toroid, half at a time.
  186. Virtual Battery PSU
  187. Transformer
  188. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  189. Overdamping RC snubber network
  190. Well my 1000W Silverstone crapped out
  191. Help converting 13.5 volt ac to 20 volt
  192. Get ground for non-centertapped toroid?
  193. toroidal with no information
  194. 12v to 60v pushpull
  195. Modern ultra low noise LDO - ADM7150
  196. Bash amp on a 12" klipsh sub
  197. +-0 24V from 2*SWPS
  198. Help..2 diode full wave unregulated ps for tripath 2024
  199. Minimizing induced power transformer noise
  200. Economical PSU chassis in EU?
  201. Simple single-sided layout for pooge reg
  202. Why does this power supply not work?
  203. Can type RFI suppression iec sockets
  204. Battery supply, how to?
  205. High performance dual mono PSU
  206. Undervoltage protection idea
  207. Feeding 120V to a transformer configured for 240V?
  208. Rebuilding Counterpoint SA-5.1 PSU
  209. High performance PSU and voltage regulator
  210. How much powerfull is this transformer ?
  211. Noob Question: Virtual GND
  212. Voltage drop in LM337 based PS!
  213. High voltage PSU build thread
  214. Use Centre-tapped transformer without using the centre tap...possible?
  215. Looking for Musical Fidelity a100 power transformer 220v
  216. Running a 60Hz receiver on 50Hz
  217. 5VDC to (25VDC @ 4A) converter
  218. Power supply
  219. tranformer reduction amperes
  220. PSU for amp modules
  221. Bleeder resistors in a bank of small capacitors
  222. Power Issues Nakamichi SR-4A
  223. Linear PS for VSSA (through-hole)
  224. 2 chassis solutions: where best to divide the power supply between the boxes?
  225. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  226. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  227. DC blockers and mains filters
  228. LM2679 short protection?
  229. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  230. Battery Chargers for 18-0-18 transformers
  231. Toroidal trans choice?
  232. 9 Volt Battery Charger Query
  233. MC34262
  234. TommyTommy, a PSU for the Calvin buffer
  235. smps transformer
  236. boombox permanent mains supply
  237. 12V Power Supply Help
  238. Old Computer Power Supply Mod
  239. a Capacitance Multiplier with over-voltage protection
  240. Switching PSU for TK2050 Class-D Audio Amplifier
  241. Capacitance multiplier using cascoded Darlingtons
  242. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  243. LM3886 Power supply based on AN1849
  244. Which DIY PCB Power Supply Kit?
  245. TL494 Full Bridge 900 watt DC-DC converter
  246. Receiver illumination. Lower voltage
  247. Power supply board..
  248. Please help on toroidal stepdown transformer
  249. regulated power supply
  250. Grounding / Earthing

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