View Full Version : Power Supplies

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  1. LP-2020A+ power supply noise
  2. Anyone have the 3C6A ferrite material specification Sheet
  3. Power supply caps: They're not all equal
  4. Amp PS Building rookie questions
  5. How to check how dirty is the AC mains voltage
  6. Anyone here build power supplies as a service?
  7. Audible Illusions L1 Hissing Noise
  8. How to deal with Litz wire
  9. Parallel noise filters/traps for mains.
  10. milliamps, milliamps where do you go?
  11. Hooking up Power-One supply
  12. Question about tube amp supplies.
  13. ILP transformer va?
  14. How to knock the voltage down?
  15. decommissioned 3Par battery. help please?
  16. Help with 250V regulator
  17. Thoughts on running LED's from high voltage into a constant current sink.
  18. Control-to-Output or Open-Loop Measurement
  19. Bevois Mains Transformer
  20. Using off-the-shelf noname smps for gainclone/d-amp
  21. Noisy toroidal transformers
  22. Secondary wiring w/ 2 different windings
  23. Dc rail voltage increase on power Amplifer?
  24. NiMH Battery and charger, charge and run?
  25. 2kW Full Bridge SMPS Design
  26. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  27. Is it possible to use separate batteries for preamp and amp
  28. O-Audio Bash 500 psu schematics?
  29. Isolation transformer questions
  30. BASH amp from PSB Subsonic 5i, blown fuses
  31. current limiter power dissipation
  32. Buy used Pioneer A-400 then modify or buy brand new amp?
  33. grounding
  34. ebay dc booster
  35. I need a help about SG3525
  36. I need help ,SG3525 car amplifier smps
  37. Current regulator circuit for Bench Power Suppy
  38. Any pitfalls to running SMPS in series?
  39. parallel transformers
  40. LM317 over 37Volt ?
  41. Power supply for DIY 2.1 Kit
  42. Checking an old variac to see if it's safe to use.
  43. PS Filter
  44. Negative Power Supply
  45. Chaining power leads
  46. Home AC Voltage too High
  47. how to make cap6 inductors...?
  48. RC chains capacitor swap
  49. 3 Phase question
  50. Unregulated power supplies and noise
  51. Question on Building a separate power supply for F5TV3
  52. First PS problem switch on/off
  53. Comments on the a 350W Power Supply Build
  54. CheapoModo: quick and dirty transformer snubber bellringer jig
  55. Using Switching Converters in audio circuits
  56. Need some help?? Dont want to give up!!
  57. Recommended replacement for these bridge rectifiers
  58. Rectifier tube plate curve
  59. 12v battery draining
  60. First stereo amp build.
  61. LCD Repair, when not caps
  62. Newbie power question
  63. Power Supply Troubleshooting--No Voltage from Secondary Winding
  64. FR304 gets short circuit
  65. any benefit to this layout?
  66. resonant SMPS with Wurth WE-LLCR transformer
  67. transformer for F5TV3 question about Antek AN8234/ AN8434
  68. Question about Electrolytic Cap polarity
  69. Teac C-3X Pwr. Transformer Info. Needed
  70. Psım Full Bridge Feedback & Output Voltage Problem
  71. AUX PSU Check
  72. Surge protection - extension lead or MOV?
  73. 150Uh wanted on etd34
  74. Mystery Power Pop
  75. Transformers from technics SU-V8
  76. Current probe
  77. acoustic noise after transformer sort
  78. control two positive voltages with TL431CP
  79. series capacitors and bleeder resistors
  80. Soft Start Module Power Up
  81. Balanced DC output from a single 12v battery
  82. Powering a Car Amp for Home Use
  83. Can I use this supply
  84. Problem when powering heaters from +/- regs
  85. Soundcraft 400b
  86. Can I use this supply
  87. Analogue Metric Shunt Reg problem
  88. How much power can I get with IRFP460 PWM Full Brdige
  89. Transformer Windings
  90. Isolation transformer as power supply for tube amplifier
  91. Gapped power transformer as a choke
  92. Output Rectifier - Transformer Sound
  93. Power supply with transformer and batteries = fewer caps?
  94. Capacitor across diodes
  95. DC/DC converter for 12V/1A to 12V/2A
  96. Help for 500-600W 50V PS
  97. Clean switching of power MOS-FET
  98. Maida regulator ADJ bypass
  99. Need help with voltage regulator
  100. Why do I need regulator for small current?
  101. 100VAC Power Supply for Turntable?!
  102. Minimum power of transformator for SymAsym?
  103. Ripple vs Impedance D-C SET Questions.
  104. Time delay to slowly charge a capacitor bank
  105. LLC SMPS using PIC16f506
  106. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  107. Repair a Victron Multi Plus for safe power
  108. filter resistors location on a single capacitor PS
  109. Series Shunt regulated power supply??
  110. Strange Problem. Grounding issue?
  111. Using a DC power supply in place of a AC transformer
  112. High current voltage regulator
  113. Kepco 815b power supply
  114. power supply conundrum
  115. Help with specs on Plitron toroid
  116. ferite core turns
  117. A very, very simple soft start circuit
  118. Balanced 230v mains supply - oppinions please!
  119. Shunt resistors in parallel to a load?
  120. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  121. ELV light transformer buzz in mains
  122. dumb question about LM317 series.
  123. Replacing electrolyics in a power supply?
  124. How to measure noise of a power supply in LTSpice?
  125. -15V-0- +15V supplies from 2 Wallwarts
  126. another Duncan PSUD question...
  127. Switched power supplies better sometimes?
  128. question about transformer current capability
  129. Power Supply Regulator Replacement Help
  130. Asking for help: TEAC A_H300 thermal fuse gone
  131. Help With Winding a Switching Transfomer
  132. Question to build a 20V high current power supply
  133. soft start help
  134. Oscilloscope picture & Tororid +Bridge Not what I expected.
  135. Resistor before transformer
  136. LM317+TL431, really?
  137. Voltage feedback for IR2153
  138. How to test a Toroidal Transformer
  139. Powersupply Caps upsiddown
  140. Understanding shunt voltage regulator circuit
  141. First DIY PSU, based on CREEK OBH-2
  142. Battery Powered DAC Charging diagram?
  143. Non audio: High current voltage regulator?
  144. Question about Duncan PSU designer
  145. Rectifier caps; go for the huge ones?
  146. what happens when a transformer is very heavily loaded?
  147. How much load is too much load on a voltage doubler?
  148. Power Supply for tri-amped speaker
  149. power/ground interference
  150. Transformer connectivity
  151. Full Wave Rectification without Center Tap?
  152. Powering up a dual primary toroid, half at a time.
  153. Virtual Battery PSU
  154. Transformer
  155. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  156. Overdamping RC snubber network
  157. Well my 1000W Silverstone crapped out
  158. Help converting 13.5 volt ac to 20 volt
  159. Get ground for non-centertapped toroid?
  160. toroidal with no information
  161. 12v to 60v pushpull
  162. Modern ultra low noise LDO - ADM7150
  163. Bash amp on a 12" klipsh sub
  164. +-0 24V from 2*SWPS
  165. Help..2 diode full wave unregulated ps for tripath 2024
  166. Minimizing induced power transformer noise
  167. Economical PSU chassis in EU?
  168. Simple single-sided layout for pooge reg
  169. Why does this power supply not work?
  170. Can type RFI suppression iec sockets
  171. Battery supply, how to?
  172. High performance dual mono PSU
  173. Undervoltage protection idea
  174. Feeding 120V to a transformer configured for 240V?
  175. Rebuilding Counterpoint SA-5.1 PSU
  176. High performance PSU and voltage regulator
  177. How much powerfull is this transformer ?
  178. Noob Question: Virtual GND
  179. Voltage drop in LM337 based PS!
  180. High voltage PSU build thread
  181. Use Centre-tapped transformer without using the centre tap...possible?
  182. Looking for Musical Fidelity a100 power transformer 220v
  183. Running a 60Hz receiver on 50Hz
  184. 5VDC to (25VDC @ 4A) converter
  185. Power supply
  186. tranformer reduction amperes
  187. PSU for amp modules
  188. Bleeder resistors in a bank of small capacitors
  189. Power Issues Nakamichi SR-4A
  190. Linear PS for VSSA (through-hole)
  191. 2 chassis solutions: where best to divide the power supply between the boxes?
  192. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  193. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  194. DC blockers and mains filters
  195. LM2679 short protection?
  196. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  197. Battery Chargers for 18-0-18 transformers
  198. Toroidal trans choice?
  199. 9 Volt Battery Charger Query
  200. MC34262
  201. TommyTommy, a PSU for the Calvin buffer
  202. smps transformer
  203. boombox permanent mains supply
  204. 12V Power Supply Help
  205. Old Computer Power Supply Mod
  206. a Capacitance Multiplier with over-voltage protection
  207. Switching PSU for TK2050 Class-D Audio Amplifier
  208. Capacitance multiplier using cascoded Darlingtons
  209. using regulator to limit AC secondary voltage - A possible or reasonable approach?
  210. LM3886 Power supply based on AN1849
  211. Which DIY PCB Power Supply Kit?
  212. TL494 Full Bridge 900 watt DC-DC converter
  213. Receiver illumination. Lower voltage
  214. Power supply board..
  215. Please help on toroidal stepdown transformer
  216. regulated power supply
  217. Grounding / Earthing
  218. Power supply bypass capacitor types
  219. Building myself a "brute force" linear, adjustable PSU...
  220. How to determine which wires?
  221. 12v-12v, isolated DC DC converter
  222. Fake LM2679 ?
  223. AC induction controls low power relay?
  224. Another capacitor ESR meter
  225. LM2679 question
  226. Hickok PS-503
  227. Center tap transformer grounded through caps
  228. Beefing up old PSU filter caps - advice needed!
  229. Help me understand this TNT-audio web page about snubbers
  230. My CMOS 555 chips have taken up smoking.
  231. Help a novice steadily build a linear 12V power supply?
  232. 150W DC-DC questions
  233. Regulated PSU for Single supply Amplifier
  234. Need help with overvoltage circuit - LM338k
  235. TPS7A4700 regulator board for dac AVDD
  236. TVS Diodes
  237. PSUD2?
  238. Dropout voltage LM350
  239. 10a Voltage Regulator Circuit - Resistor Question
  240. Strange power supply regulation problem
  241. Need help with transformer....
  242. re-use PS from DVD player
  243. Simple +/-power supply ideas please
  244. Soft start with Atmel U2008B
  245. Blocking Mains DC Offset
  246. Looking for 12v 24v psu
  247. Power Supply Kit Questions from a beginner
  248. +-15VDC SMPS
  249. single supply op-amp question
  250. Power supply to bluetooth module

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