View Full Version : Power Supplies

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  1. transformers and noise
  2. Interesting power supply module on Kickstarter
  3. transformer identification. need help.
  4. Paul Hynes power supplies nobody does it better
  5. GreenForce power supply
  6. Recommendations for a quality 'Off the Shelf' SMPS
  7. Filtering of HF content
  8. 0 on input VAC
  9. Electrolytic capacitors physical size
  10. Tascam M-2600 Power Supply Problem
  11. Laptop power supply 4 pole/ 4 pin plug and socket
  12. Problem with Jung regulator
  13. Switching Power Supply Safety & Mounting?
  14. variable voltage input=output inverter
  15. Local PS bypass caps.. are these good for audio?
  16. Can't we make SMPS simpler?
  17. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  18. Using the LM117K Adjustable Regulator
  19. Learning how to BUCK DC-DC
  20. Lepai LP-2020A+ amp with Anker Battery Supply
  21. Breaking my head over AC+DC heater reference
  22. diy power inverter
  23. Flyback SMPS question.
  24. Pi filters
  25. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  26. Filter Choke Question
  27. Mounting toroidal transformers without proper monuting kit
  28. Constant voltage / constant current transformers
  29. Power smps for welding.
  30. help to make a simple psu for my LM3886
  31. TL431 High Voltage Regulator - How to get it thermally stable?
  32. ultra low noise like 50uV from the psu for 80V 15A possibility?
  33. Tl431, MOSFET shunt voltage regulator
  34. Linear PSU's in Parallel?
  35. regulated supply oscillation or whatever that is
  36. Series Pass Regulators driven by 3-terminal regulators
  37. Cunning Virtual Ground Circuit...
  38. Help identifying a PS
  39. Make your Printed Circuit Board (PCB):
  40. help id
  41. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  42. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  43. Voltage Tripler for Bias Tap
  44. Measuring power supplies - some results by Bjørn Kolbrek
  45. PSU transformer wiring help?
  46. ultra low noise PSU recommendations for VAS of the LME49830
  47. What would happen if ?
  48. Current capability of litz wire.
  49. Difference in +V/-V -- OK?
  50. help comparig & choosing between 1X230V or 2X150V transformers
  51. SMPS choice with 110/230v input
  52. A simple LT1763 based 5V PSU
  53. Zener Follower - what did i do wrong?
  54. LifePo BMS and audio quality
  55. Limiting resistor values
  56. Power transformer from Marantz SR2700?
  57. Transformer Help??????????????
  58. robbing from the positive rail
  59. LP-2020A+ power supply noise
  60. Anyone have the 3C6A ferrite material specification Sheet
  61. Power supply caps: They're not all equal
  62. Amp PS Building rookie questions
  63. How to check how dirty is the AC mains voltage
  64. Anyone here build power supplies as a service?
  65. Audible Illusions L1 Hissing Noise
  66. How to deal with Litz wire
  67. Parallel noise filters/traps for mains.
  68. milliamps, milliamps where do you go?
  69. Hooking up Power-One supply
  70. Question about tube amp supplies.
  71. ILP transformer va?
  72. How to knock the voltage down?
  73. decommissioned 3Par battery. help please?
  74. Help with 250V regulator
  75. Thoughts on running LED's from high voltage into a constant current sink.
  76. Control-to-Output or Open-Loop Measurement
  77. Bevois Mains Transformer
  78. Using off-the-shelf noname smps for gainclone/d-amp
  79. Noisy toroidal transformers
  80. Secondary wiring w/ 2 different windings
  81. Dc rail voltage increase on power Amplifer?
  82. NiMH Battery and charger, charge and run?
  83. 2kW Full Bridge SMPS Design
  84. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  85. Is it possible to use separate batteries for preamp and amp
  86. O-Audio Bash 500 psu schematics?
  87. Isolation transformer questions
  88. BASH amp from PSB Subsonic 5i, blown fuses
  89. current limiter power dissipation
  90. Buy used Pioneer A-400 then modify or buy brand new amp?
  91. grounding
  92. ebay dc booster
  93. I need a help about SG3525
  94. I need help ,SG3525 car amplifier smps
  95. Current regulator circuit for Bench Power Suppy
  96. Any pitfalls to running SMPS in series?
  97. parallel transformers
  98. LM317 over 37Volt ?
  99. Power supply for DIY 2.1 Kit
  100. Checking an old variac to see if it's safe to use.
  101. PS Filter
  102. Negative Power Supply
  103. Chaining power leads
  104. Home AC Voltage too High
  105. how to make cap6 inductors...?
  106. RC chains capacitor swap
  107. 3 Phase question
  108. Unregulated power supplies and noise
  109. Question on Building a separate power supply for F5TV3
  110. First PS problem switch on/off
  111. Comments on the a 350W Power Supply Build
  112. CheapoModo: quick and dirty transformer snubber bellringer jig
  113. Using Switching Converters in audio circuits
  114. Need some help?? Dont want to give up!!
  115. Recommended replacement for these bridge rectifiers
  116. Rectifier tube plate curve
  117. 12v battery draining
  118. First stereo amp build.
  119. LCD Repair, when not caps
  120. Newbie power question
  121. Power Supply Troubleshooting--No Voltage from Secondary Winding
  122. FR304 gets short circuit
  123. any benefit to this layout?
  124. resonant SMPS with Wurth WE-LLCR transformer
  125. transformer for F5TV3 question about Antek AN8234/ AN8434
  126. Question about Electrolytic Cap polarity
  127. Teac C-3X Pwr. Transformer Info. Needed
  128. Psım Full Bridge Feedback & Output Voltage Problem
  129. AUX PSU Check
  130. Surge protection - extension lead or MOV?
  131. 150Uh wanted on etd34
  132. Mystery Power Pop
  133. Transformers from technics SU-V8
  134. Current probe
  135. acoustic noise after transformer sort
  136. control two positive voltages with TL431CP
  137. series capacitors and bleeder resistors
  138. Soft Start Module Power Up
  139. Balanced DC output from a single 12v battery
  140. Powering a Car Amp for Home Use
  141. Can I use this supply
  142. Problem when powering heaters from +/- regs
  143. Soundcraft 400b
  144. Can I use this supply
  145. Analogue Metric Shunt Reg problem
  146. How much power can I get with IRFP460 PWM Full Brdige
  147. Transformer Windings
  148. Isolation transformer as power supply for tube amplifier
  149. Gapped power transformer as a choke
  150. Output Rectifier - Transformer Sound
  151. Power supply with transformer and batteries = fewer caps?
  152. Capacitor across diodes
  153. DC/DC converter for 12V/1A to 12V/2A
  154. Help for 500-600W 50V PS
  155. Clean switching of power MOS-FET
  156. Maida regulator ADJ bypass
  157. Need help with voltage regulator
  158. Why do I need regulator for small current?
  159. 100VAC Power Supply for Turntable?!
  160. Minimum power of transformator for SymAsym?
  161. Ripple vs Impedance D-C SET Questions.
  162. Time delay to slowly charge a capacitor bank
  163. LLC SMPS using PIC16f506
  164. Abletec, 900 Watt peak class D audio amplifier power supply +/- 53V DC
  165. Repair a Victron Multi Plus for safe power
  166. filter resistors location on a single capacitor PS
  167. Series Shunt regulated power supply??
  168. Strange Problem. Grounding issue?
  169. Using a DC power supply in place of a AC transformer
  170. High current voltage regulator
  171. Kepco 815b power supply
  172. power supply conundrum
  173. Help with specs on Plitron toroid
  174. ferite core turns
  175. A very, very simple soft start circuit
  176. Balanced 230v mains supply - oppinions please!
  177. Shunt resistors in parallel to a load?
  178. Lepai T2020A+ and 12v 4500mA Rechargeable Battery?
  179. ELV light transformer buzz in mains
  180. dumb question about LM317 series.
  181. Replacing electrolyics in a power supply?
  182. How to measure noise of a power supply in LTSpice?
  183. -15V-0- +15V supplies from 2 Wallwarts
  184. another Duncan PSUD question...
  185. Switched power supplies better sometimes?
  186. question about transformer current capability
  187. Power Supply Regulator Replacement Help
  188. Asking for help: TEAC A_H300 thermal fuse gone
  189. Help With Winding a Switching Transfomer
  190. Question to build a 20V high current power supply
  191. soft start help
  192. Oscilloscope picture & Tororid +Bridge Not what I expected.
  193. Resistor before transformer
  194. LM317+TL431, really?
  195. Voltage feedback for IR2153
  196. How to test a Toroidal Transformer
  197. Powersupply Caps upsiddown
  198. Understanding shunt voltage regulator circuit
  199. First DIY PSU, based on CREEK OBH-2
  200. Battery Powered DAC Charging diagram?
  201. Non audio: High current voltage regulator?
  202. Question about Duncan PSU designer
  203. Rectifier caps; go for the huge ones?
  204. what happens when a transformer is very heavily loaded?
  205. How much load is too much load on a voltage doubler?
  206. Power Supply for tri-amped speaker
  207. power/ground interference
  208. Transformer connectivity
  209. Full Wave Rectification without Center Tap?
  210. Powering up a dual primary toroid, half at a time.
  211. Virtual Battery PSU
  212. Transformer
  213. Tutorial: Compute the relative power of each winding in a multi-winding transformer
  214. Overdamping RC snubber network
  215. Well my 1000W Silverstone crapped out
  216. Help converting 13.5 volt ac to 20 volt
  217. Get ground for non-centertapped toroid?
  218. toroidal with no information
  219. 12v to 60v pushpull
  220. Modern ultra low noise LDO - ADM7150
  221. Bash amp on a 12" klipsh sub
  222. +-0 24V from 2*SWPS
  223. Help..2 diode full wave unregulated ps for tripath 2024
  224. Minimizing induced power transformer noise
  225. Economical PSU chassis in EU?
  226. Simple single-sided layout for pooge reg
  227. Why does this power supply not work?
  228. Can type RFI suppression iec sockets
  229. Battery supply, how to?
  230. High performance dual mono PSU
  231. Undervoltage protection idea
  232. Feeding 120V to a transformer configured for 240V?
  233. Rebuilding Counterpoint SA-5.1 PSU
  234. High performance PSU and voltage regulator
  235. How much powerfull is this transformer ?
  236. Noob Question: Virtual GND
  237. Voltage drop in LM337 based PS!
  238. High voltage PSU build thread
  239. Use Centre-tapped transformer without using the centre tap...possible?
  240. Looking for Musical Fidelity a100 power transformer 220v
  241. Running a 60Hz receiver on 50Hz
  242. 5VDC to (25VDC @ 4A) converter
  243. Power supply
  244. tranformer reduction amperes
  245. PSU for amp modules
  246. Bleeder resistors in a bank of small capacitors
  247. Power Issues Nakamichi SR-4A
  248. Linear PS for VSSA (through-hole)
  249. 2 chassis solutions: where best to divide the power supply between the boxes?
  250. Regulated power supply using 30-0-30 EI core transforformer for Gaincore am

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