View Full Version : Power Supplies

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  1. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  2. Using the LM117K Adjustable Regulator
  3. Learning how to BUCK DC-DC
  4. Lepai LP-2020A+ amp with Anker Battery Supply
  5. Breaking my head over AC+DC heater reference
  6. diy power inverter
  7. Flyback SMPS question.
  8. Pi filters
  9. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  10. Filter Choke Question
  11. Mounting toroidal transformers without proper monuting kit
  12. Constant voltage / constant current transformers
  13. Power smps for welding.
  14. help to make a simple psu for my LM3886
  15. TL431 High Voltage Regulator - How to get it thermally stable?
  16. ultra low noise like 50uV from the psu for 80V 15A possibility?
  17. Tl431, MOSFET shunt voltage regulator
  18. Linear PSU's in Parallel?
  19. regulated supply oscillation or whatever that is
  20. Series Pass Regulators driven by 3-terminal regulators
  21. Cunning Virtual Ground Circuit...
  22. Help identifying a PS
  23. Make your Printed Circuit Board (PCB):
  24. help id
  25. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  26. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  27. Voltage Tripler for Bias Tap
  28. Measuring power supplies - some results by Bjørn Kolbrek
  29. PSU transformer wiring help?
  30. ultra low noise PSU recommendations for VAS of the LME49830
  31. What would happen if ?
  32. Current capability of litz wire.
  33. Difference in +V/-V -- OK?
  34. help comparig & choosing between 1X230V or 2X150V transformers
  35. SMPS choice with 110/230v input
  36. A simple LT1763 based 5V PSU
  37. Zener Follower - what did i do wrong?
  38. LifePo BMS and audio quality
  39. Limiting resistor values
  40. Power transformer from Marantz SR2700?
  41. Transformer Help??????????????
  42. robbing from the positive rail
  43. LP-2020A+ power supply noise
  44. Anyone have the 3C6A ferrite material specification Sheet
  45. Power supply caps: They're not all equal
  46. Amp PS Building rookie questions
  47. How to check how dirty is the AC mains voltage
  48. Anyone here build power supplies as a service?
  49. Audible Illusions L1 Hissing Noise
  50. How to deal with Litz wire
  51. Parallel noise filters/traps for mains.
  52. milliamps, milliamps where do you go?
  53. Hooking up Power-One supply
  54. Question about tube amp supplies.
  55. ILP transformer va?
  56. How to knock the voltage down?
  57. decommissioned 3Par battery. help please?
  58. Help with 250V regulator
  59. Thoughts on running LED's from high voltage into a constant current sink.
  60. Control-to-Output or Open-Loop Measurement
  61. Bevois Mains Transformer
  62. Using off-the-shelf noname smps for gainclone/d-amp
  63. Noisy toroidal transformers
  64. Secondary wiring w/ 2 different windings
  65. Dc rail voltage increase on power Amplifer?
  66. NiMH Battery and charger, charge and run?
  67. 2kW Full Bridge SMPS Design
  68. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  69. Is it possible to use separate batteries for preamp and amp
  70. O-Audio Bash 500 psu schematics?
  71. Isolation transformer questions
  72. BASH amp from PSB Subsonic 5i, blown fuses
  73. current limiter power dissipation
  74. Buy used Pioneer A-400 then modify or buy brand new amp?
  75. grounding
  76. ebay dc booster
  77. I need a help about SG3525
  78. I need help ,SG3525 car amplifier smps
  79. Current regulator circuit for Bench Power Suppy
  80. Any pitfalls to running SMPS in series?
  81. parallel transformers
  82. LM317 over 37Volt ?
  83. Power supply for DIY 2.1 Kit
  84. Checking an old variac to see if it's safe to use.
  85. PS Filter
  86. Negative Power Supply
  87. Chaining power leads
  88. Home AC Voltage too High
  89. how to make cap6 inductors...?
  90. RC chains capacitor swap
  91. 3 Phase question
  92. Unregulated power supplies and noise
  93. Question on Building a separate power supply for F5TV3
  94. First PS problem switch on/off
  95. Comments on the a 350W Power Supply Build
  96. CheapoModo: quick and dirty transformer snubber bellringer jig
  97. Using Switching Converters in audio circuits
  98. Need some help?? Dont want to give up!!
  99. Recommended replacement for these bridge rectifiers
  100. Rectifier tube plate curve
  101. 12v battery draining
  102. First stereo amp build.
  103. LCD Repair, when not caps
  104. Newbie power question
  105. Power Supply Troubleshooting--No Voltage from Secondary Winding
  106. FR304 gets short circuit
  107. any benefit to this layout?
  108. resonant SMPS with Wurth WE-LLCR transformer
  109. transformer for F5TV3 question about Antek AN8234/ AN8434
  110. Question about Electrolytic Cap polarity
  111. Teac C-3X Pwr. Transformer Info. Needed
  112. Psım Full Bridge Feedback & Output Voltage Problem
  113. AUX PSU Check
  114. Surge protection - extension lead or MOV?
  115. 150Uh wanted on etd34
  116. Mystery Power Pop
  117. Transformers from technics SU-V8
  118. Current probe
  119. acoustic noise after transformer sort
  120. control two positive voltages with TL431CP
  121. series capacitors and bleeder resistors
  122. Soft Start Module Power Up
  123. Balanced DC output from a single 12v battery
  124. Powering a Car Amp for Home Use
  125. Can I use this supply
  126. Problem when powering heaters from +/- regs
  127. Soundcraft 400b
  128. Can I use this supply
  129. Analogue Metric Shunt Reg problem
  130. How much power can I get with IRFP460 PWM Full Brdige
  131. Transformer Windings
  132. Isolation transformer as power supply for tube amplifier
  133. Gapped power transformer as a choke
  134. Output Rectifier - Transformer Sound
  135. Power supply with transformer and batteries = fewer caps?
  136. Capacitor across diodes
  137. DC/DC converter for 12V/1A to 12V/2A
  138. Help for 500-600W 50V PS
  139. Clean switching of power MOS-FET
  140. Maida regulator ADJ bypass
  141. Need help with voltage regulator
  142. Why do I need regulator for small current?
  143. 100VAC Power Supply for Turntable?!
  144. Minimum power of transformator for SymAsym?
  145. Ripple vs Impedance D-C SET Questions.
  146. Time delay to slowly charge a capacitor bank
  147. LLC SMPS using PIC16f506
  148. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  149. Repair a Victron Multi Plus for safe power
  150. filter resistors location on a single capacitor PS
  151. Series Shunt regulated power supply??
  152. Strange Problem. Grounding issue?
  153. Using a DC power supply in place of a AC transformer
  154. High current voltage regulator
  155. Kepco 815b power supply
  156. power supply conundrum
  157. Help with specs on Plitron toroid
  158. ferite core turns
  159. A very, very simple soft start circuit
  160. Balanced 230v mains supply - oppinions please!
  161. Shunt resistors in parallel to a load?
  162. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  163. ELV light transformer buzz in mains
  164. dumb question about LM317 series.
  165. Replacing electrolyics in a power supply?
  166. How to measure noise of a power supply in LTSpice?
  167. -15V-0- +15V supplies from 2 Wallwarts
  168. another Duncan PSUD question...
  169. Switched power supplies better sometimes?
  170. question about transformer current capability
  171. Power Supply Regulator Replacement Help
  172. Asking for help: TEAC A_H300 thermal fuse gone
  173. Help With Winding a Switching Transfomer
  174. Question to build a 20V high current power supply
  175. soft start help
  176. Oscilloscope picture & Tororid +Bridge Not what I expected.
  177. Resistor before transformer
  178. LM317+TL431, really?
  179. Voltage feedback for IR2153
  180. How to test a Toroidal Transformer
  181. Powersupply Caps upsiddown
  182. Understanding shunt voltage regulator circuit
  183. First DIY PSU, based on CREEK OBH-2
  184. Battery Powered DAC Charging diagram?
  185. Non audio: High current voltage regulator?
  186. Question about Duncan PSU designer
  187. Rectifier caps; go for the huge ones?
  188. what happens when a transformer is very heavily loaded?
  189. How much load is too much load on a voltage doubler?
  190. Power Supply for tri-amped speaker
  191. power/ground interference
  192. Transformer connectivity
  193. Full Wave Rectification without Center Tap?
  194. Powering up a dual primary toroid, half at a time.
  195. Virtual Battery PSU
  196. Transformer
  197. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  198. Overdamping RC snubber network
  199. Well my 1000W Silverstone crapped out
  200. Help converting 13.5 volt ac to 20 volt
  201. Get ground for non-centertapped toroid?
  202. toroidal with no information
  203. 12v to 60v pushpull
  204. Modern ultra low noise LDO - ADM7150
  205. Bash amp on a 12" klipsh sub
  206. +-0 24V from 2*SWPS
  207. Help..2 diode full wave unregulated ps for tripath 2024
  208. Minimizing induced power transformer noise
  209. Economical PSU chassis in EU?
  210. Simple single-sided layout for pooge reg
  211. Why does this power supply not work?
  212. Can type RFI suppression iec sockets
  213. Battery supply, how to?
  214. High performance dual mono PSU
  215. Undervoltage protection idea
  216. Feeding 120V to a transformer configured for 240V?
  217. Rebuilding Counterpoint SA-5.1 PSU
  218. High performance PSU and voltage regulator
  219. How much powerfull is this transformer ?
  220. Noob Question: Virtual GND
  221. Voltage drop in LM337 based PS!
  222. High voltage PSU build thread
  223. Use Centre-tapped transformer without using the centre tap...possible?
  224. Looking for Musical Fidelity a100 power transformer 220v
  225. Running a 60Hz receiver on 50Hz
  226. 5VDC to (25VDC @ 4A) converter
  227. Power supply
  228. tranformer reduction amperes
  229. PSU for amp modules
  230. Bleeder resistors in a bank of small capacitors
  231. Power Issues Nakamichi SR-4A
  232. Linear PS for VSSA (through-hole)
  233. 2 chassis solutions: where best to divide the power supply between the boxes?
  234. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am
  235. Help me, I would like power supply can adjust between 0.1 - 0.5 V
  236. DC blockers and mains filters
  237. LM2679 short protection?
  238. Rectifier bridge connection for Gain Clone - dual secondaries, two channels
  239. Battery Chargers for 18-0-18 transformers
  240. Toroidal trans choice?
  241. 9 Volt Battery Charger Query
  242. MC34262
  243. TommyTommy, a PSU for the Calvin buffer
  244. smps transformer
  245. boombox permanent mains supply
  246. 12V Power Supply Help
  247. Old Computer Power Supply Mod
  248. a Capacitance Multiplier with over-voltage protection
  249. Switching PSU for TK2050 Class-D Audio Amplifier
  250. Capacitance multiplier using cascoded Darlingtons

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