View Full Version : Power Supplies

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  1. Klipsch RW-12D power supply with issues
  2. Advice on dual power supply needed.
  3. Please recommend Low noise regulator for 60V
  4. need a variable PSU
  5. Question about Voltage Multiplier
  6. Managing ATX power on etc with a TPS3510
  7. 12v to 18 volts converter
  8. Fuse and Diode blown on switch off
  9. Repurpose an X-BoSoZ PSU
  10. Pure USB powersupply
  11. anyone relocate an onboard 120/220 voltage selector switch?
  12. Xpiq ECM40USxx
  13. non feed-back emitter follower reg
  14. A very trivial way to check power supplies noise.
  15. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  16. Bipolar cap as local decoupling ?
  17. multi-feed pwm 12-24v adjustable bench supply controller.
  18. Identifying AC mains smd devices (possibly PTCs)
  19. Apex A-class PSU problem
  20. JFET RIAA Phono power supply - which batteries are best?
  21. Charging 8 AA Batteries in Boombox?
  22. Slowblow fuse burns after power's been removed
  23. Where to find power supply or transformer ?
  24. LT1084 based power supply for NAS digital streaming
  25. Combine different sized rectifier caps?
  26. Toroid Primaries Question
  27. Bypass Caps
  28. Amps from China VS Crown Refence1
  29. simple tl431 regulation
  30. Pi filter for a 12V DC supply
  31. UK supplier of R or C core transformers?
  32. lm723 variable supply schematic question
  33. HQ low noise 5Vdc 2A PSU, kit or ready made?
  34. dual power supply noise issue
  35. AnTek Toroid Grounding
  36. 220 -> 2x50V whit IR2153 and PCB
  37. Interested in ADM7151 regulator?
  38. Multiple amp modules powered by one or two PS
  39. Question about electrical shock
  40. unused secondaries
  41. transformers and noise
  42. Interesting power supply module on Kickstarter
  43. transformer identification. need help.
  44. Paul Hynes power supplies nobody does it better
  45. GreenForce power supply
  46. Recommendations for a quality 'Off the Shelf' SMPS
  47. Filtering of HF content
  48. 0 on input VAC
  49. Electrolytic capacitors physical size
  50. Tascam M-2600 Power Supply Problem
  51. Laptop power supply 4 pole/ 4 pin plug and socket
  52. Problem with Jung regulator
  53. Switching Power Supply Safety & Mounting?
  54. variable voltage input=output inverter
  55. Local PS bypass caps.. are these good for audio?
  56. Can't we make SMPS simpler?
  57. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  58. Using the LM117K Adjustable Regulator
  59. Learning how to BUCK DC-DC
  60. Lepai LP-2020A+ amp with Anker Battery Supply
  61. Breaking my head over AC+DC heater reference
  62. diy power inverter
  63. Flyback SMPS question.
  64. Pi filters
  65. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  66. Filter Choke Question
  67. Mounting toroidal transformers without proper monuting kit
  68. Constant voltage / constant current transformers
  69. Power smps for welding.
  70. help to make a simple psu for my LM3886
  71. TL431 High Voltage Regulator - How to get it thermally stable?
  72. ultra low noise like 50uV from the psu for 80V 15A possibility?
  73. Tl431, MOSFET shunt voltage regulator
  74. Linear PSU's in Parallel?
  75. regulated supply oscillation or whatever that is
  76. Series Pass Regulators driven by 3-terminal regulators
  77. Cunning Virtual Ground Circuit...
  78. Help identifying a PS
  79. Make your Printed Circuit Board (PCB):
  80. help id
  81. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  82. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  83. Voltage Tripler for Bias Tap
  84. Measuring power supplies - some results by Bjørn Kolbrek
  85. PSU transformer wiring help?
  86. ultra low noise PSU recommendations for VAS of the LME49830
  87. What would happen if ?
  88. Current capability of litz wire.
  89. Difference in +V/-V -- OK?
  90. help comparig & choosing between 1X230V or 2X150V transformers
  91. SMPS choice with 110/230v input
  92. A simple LT1763 based 5V PSU
  93. Zener Follower - what did i do wrong?
  94. LifePo BMS and audio quality
  95. Limiting resistor values
  96. Power transformer from Marantz SR2700?
  97. Transformer Help??????????????
  98. robbing from the positive rail
  99. LP-2020A+ power supply noise
  100. Anyone have the 3C6A ferrite material specification Sheet
  101. Power supply caps: They're not all equal
  102. Amp PS Building rookie questions
  103. How to check how dirty is the AC mains voltage
  104. Anyone here build power supplies as a service?
  105. Audible Illusions L1 Hissing Noise
  106. How to deal with Litz wire
  107. Parallel noise filters/traps for mains.
  108. milliamps, milliamps where do you go?
  109. Hooking up Power-One supply
  110. Question about tube amp supplies.
  111. ILP transformer va?
  112. How to knock the voltage down?
  113. decommissioned 3Par battery. help please?
  114. Help with 250V regulator
  115. Thoughts on running LED's from high voltage into a constant current sink.
  116. Control-to-Output or Open-Loop Measurement
  117. Bevois Mains Transformer
  118. Using off-the-shelf noname smps for gainclone/d-amp
  119. Noisy toroidal transformers
  120. Secondary wiring w/ 2 different windings
  121. Dc rail voltage increase on power Amplifer?
  122. NiMH Battery and charger, charge and run?
  123. 2kW Full Bridge SMPS Design
  124. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  125. Is it possible to use separate batteries for preamp and amp
  126. O-Audio Bash 500 psu schematics?
  127. Isolation transformer questions
  128. BASH amp from PSB Subsonic 5i, blown fuses
  129. current limiter power dissipation
  130. Buy used Pioneer A-400 then modify or buy brand new amp?
  131. grounding
  132. ebay dc booster
  133. I need a help about SG3525
  134. I need help ,SG3525 car amplifier smps
  135. Current regulator circuit for Bench Power Suppy
  136. Any pitfalls to running SMPS in series?
  137. parallel transformers
  138. LM317 over 37Volt ?
  139. Power supply for DIY 2.1 Kit
  140. Checking an old variac to see if it's safe to use.
  141. PS Filter
  142. Negative Power Supply
  143. Chaining power leads
  144. Home AC Voltage too High
  145. how to make cap6 inductors...?
  146. RC chains capacitor swap
  147. 3 Phase question
  148. Unregulated power supplies and noise
  149. Question on Building a separate power supply for F5TV3
  150. First PS problem switch on/off
  151. Comments on the a 350W Power Supply Build
  152. CheapoModo: quick and dirty transformer snubber bellringer jig
  153. Using Switching Converters in audio circuits
  154. Need some help?? Dont want to give up!!
  155. Recommended replacement for these bridge rectifiers
  156. Rectifier tube plate curve
  157. 12v battery draining
  158. First stereo amp build.
  159. LCD Repair, when not caps
  160. Newbie power question
  161. Power Supply Troubleshooting--No Voltage from Secondary Winding
  162. FR304 gets short circuit
  163. any benefit to this layout?
  164. resonant SMPS with Wurth WE-LLCR transformer
  165. transformer for F5TV3 question about Antek AN8234/ AN8434
  166. Question about Electrolytic Cap polarity
  167. Teac C-3X Pwr. Transformer Info. Needed
  168. Psım Full Bridge Feedback & Output Voltage Problem
  169. AUX PSU Check
  170. Surge protection - extension lead or MOV?
  171. 150Uh wanted on etd34
  172. Mystery Power Pop
  173. Transformers from technics SU-V8
  174. Current probe
  175. acoustic noise after transformer sort
  176. control two positive voltages with TL431CP
  177. series capacitors and bleeder resistors
  178. Soft Start Module Power Up
  179. Balanced DC output from a single 12v battery
  180. Powering a Car Amp for Home Use
  181. Can I use this supply
  182. Problem when powering heaters from +/- regs
  183. Soundcraft 400b
  184. Can I use this supply
  185. Analogue Metric Shunt Reg problem
  186. How much power can I get with IRFP460 PWM Full Brdige
  187. Transformer Windings
  188. Isolation transformer as power supply for tube amplifier
  189. Gapped power transformer as a choke
  190. Output Rectifier - Transformer Sound
  191. Power supply with transformer and batteries = fewer caps?
  192. Capacitor across diodes
  193. DC/DC converter for 12V/1A to 12V/2A
  194. Help for 500-600W 50V PS
  195. Clean switching of power MOS-FET
  196. Maida regulator ADJ bypass
  197. Need help with voltage regulator
  198. Why do I need regulator for small current?
  199. 100VAC Power Supply for Turntable?!
  200. Minimum power of transformator for SymAsym?
  201. Ripple vs Impedance D-C SET Questions.
  202. Time delay to slowly charge a capacitor bank
  203. LLC SMPS using PIC16f506
  204. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  205. Repair a Victron Multi Plus for safe power
  206. filter resistors location on a single capacitor PS
  207. Series Shunt regulated power supply??
  208. Strange Problem. Grounding issue?
  209. Using a DC power supply in place of a AC transformer
  210. High current voltage regulator
  211. Kepco 815b power supply
  212. power supply conundrum
  213. Help with specs on Plitron toroid
  214. ferite core turns
  215. A very, very simple soft start circuit
  216. Balanced 230v mains supply - oppinions please!
  217. Shunt resistors in parallel to a load?
  218. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  219. ELV light transformer buzz in mains
  220. dumb question about LM317 series.
  221. Replacing electrolyics in a power supply?
  222. How to measure noise of a power supply in LTSpice?
  223. -15V-0- +15V supplies from 2 Wallwarts
  224. another Duncan PSUD question...
  225. Switched power supplies better sometimes?
  226. question about transformer current capability
  227. Power Supply Regulator Replacement Help
  228. Asking for help: TEAC A_H300 thermal fuse gone
  229. Help With Winding a Switching Transfomer
  230. Question to build a 20V high current power supply
  231. soft start help
  232. Oscilloscope picture & Tororid +Bridge Not what I expected.
  233. Resistor before transformer
  234. LM317+TL431, really?
  235. Voltage feedback for IR2153
  236. How to test a Toroidal Transformer
  237. Powersupply Caps upsiddown
  238. Understanding shunt voltage regulator circuit
  239. First DIY PSU, based on CREEK OBH-2
  240. Battery Powered DAC Charging diagram?
  241. Non audio: High current voltage regulator?
  242. Question about Duncan PSU designer
  243. Rectifier caps; go for the huge ones?
  244. what happens when a transformer is very heavily loaded?
  245. How much load is too much load on a voltage doubler?
  246. Power Supply for tri-amped speaker
  247. power/ground interference
  248. Transformer connectivity
  249. Full Wave Rectification without Center Tap?
  250. Powering up a dual primary toroid, half at a time.

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