View Full Version : Power Supplies

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  1. My PCB design of Salas SHunt Reg
  2. Power factor correction for audio?
  3. is it possible to make a transformer out of choke?
  4. fear to power it up!!!
  5. 800W SMPS with no Power factor corrector
  6. Power Supply PCB for Randy Slone Totempole Amp
  7. SMPS with split rail output for Class D?
  8. PSU for class D...how reference controller?
  9. Split rail supplys for Class D amplifiers?
  10. Easiest way to supply +-60 and +-45 for cheapie ebay amp?
  11. calculating inrush to a capacitor bank
  12. Tony's latest traffo DIY build
  13. Simple dual PS
  14. LLC resonant SMPS not for guitar amps?
  15. using pc fan for cooling meanwell in case
  16. 40Amp / 700 microHenry Power Inductor
  17. modification of the BOZ power supply
  18. LM317T CCS Improvement
  19. Single 12v and +-12v needed, What options?
  20. DX Amp PSU with DC Protection
  21. PSU's for Squeezebox and USB D/A converter?
  22. 200W SMPS for Class D guitar amp
  23. Regulations for Audio Amp SMPS?
  24. Question: Subsituting Capacitors in Power Supply
  25. 700W PFC above 600V output
  26. how to get a bi-polar dc outputs from a single Battery!
  27. LiFePo4 charger ?
  28. Problem with using UC3855: Low output Voltage
  29. impact of the capacitors value increase
  30. Is this transformer okay?
  31. Simon Series Shunt Regulator
  32. HELP KRELL KRC power supply lead missing
  33. SMP Rails?
  34. Power Supply layout?
  35. WTD 120v AC regulation to 3% schematic?
  36. 12v to 70v 1400w what do you think?
  37. Can someone identify this mosfet manufacturer?
  38. need help with blown mosfets..plz....
  39. How are Transformer Watts Determined?
  40. Replacing Diodes in Vintage HP Power supply?
  41. multiple supply pls heelp
  42. Using a large 60hz toroid transformer as an SMPS transformer
  43. High Voltage Bridge Rectifier Confusion
  44. SMPS Trouble
  45. Half bridge Vs full bridge smps supplies
  47. transformer question
  48. Low Noise Linear regulator power supply
  49. High quality +/- 60v regulator options
  50. RC snubbers for diode recovery noise
  51. High Current Class A Amplifier Supply
  52. driving power mosfet with no gate resistor
  53. Simple regulated SMPS for my Ghettoblaster (pics)
  54. Power source for guitar amplifiers
  55. Duncan Designer II - Use of
  56. capacitor value help
  57. Silicon carbide rectifiers
  58. Duncan Designer II - Use of
  59. Inrush current limiter
  60. MIC pre-amps with switch mode supply
  61. Connecting centertaps together
  62. Regulated supply for power amp
  63. Are different sized power supply caps ok?
  64. LM1117 in DAC power supply
  65. How to connect PSU board to amp board?
  66. How do I measure amperage?
  67. Radio Spares 10,000uf polarity markings
  68. Some Wenzel "Cleanup" Sims
  69. Vicor Ripple Attenutation Module und Switched Power Supply
  70. 2x18VAC instead of 18-0-18
  71. Will this work-zener variable regulator
  72. Replacements reg´s circuits L7805 - Help.
  73. No power output on new SMPS
  74. storage caps AFTER the SMPS
  75. Field coil PS?
  76. power supply guide
  77. Hybrid Bridges
  78. parallel tube rectifier filaments
  79. wat the possiblities ??????
  80. Smallest (smd?) bipolar supply PCB/kit ?
  81. 400W PFC NEED HELP
  82. Local series regulators vs. global shunt regulator
  83. Diode regulator VS IC regulator.
  84. Help needed with complimentary pair.
  85. LM4780 Power Supply Capacitor
  86. arcam A80 Amplifier problem with power on button
  87. line filter
  88. What sort of PSU is this?
  89. 75VA EI or 80VA toroid.
  90. motorboating noise due to transformer?
  91. power for logic dm101
  92. Line voltage selector Revox B750 MK II blew up
  93. Transformer calculations
  94. Help with Victoria Magnetics Transformer
  95. Accu battery for LM3886
  96. Newbie attempt at a full-fledged Regulated PSU
  97. Lancing a wall-wart.
  98. spike problems
  99. Improve grounding - Does anyone know what this is about?
  100. Output voltage Alwsr super reg
  101. Question about 110V to 220V converter
  102. Could someone tell me a bit about this PS?
  103. inrush bypass using smps output
  104. Mic pre and phantom power PSU questions
  105. SMPS feedback path
  106. Boost converter
  107. How to reduce DC voltage ?
  108. Half Bridge SMPS series Capacitor selection
  109. Need recommendation for Salas Shunt type for AXO board
  110. Connecting a Meanwell s-350-27 to the mains power
  111. LM317 experiments and measurements
  112. Mounting an ei core sideways
  113. Tapping a main toroidal
  114. 750W SMPS
  115. need hel with smps txfr .........
  116. regulated PS grounding scheme questions
  117. 120 to 230 voltage automatic switch
  118. Cleaning up SMPS output
  119. Power Supply Questions
  120. I need 15 volts regulator from 40 volts DC
  121. Pre amp PSU
  122. Ground Hanger.....really!?!?
  123. Royer
  124. SMPS Forward Active Reset
  125. Low cost compact power supply for sub-mini tube preamp
  126. SMPS feedback compensation
  127. Permissable voltage sag?
  128. PS for t-amp, switching mode, where to get, DIY?
  129. Need help on RC filter for power supply
  130. 350w SMPS troubleshooting.
  131. Building SMPS for +50v and -50v
  132. Meanwell 27V 13A vs Noname with same spec?
  133. 1000W SMPS Based on IR2110
  134. filament wiring of dual rectifiers
  135. Best sounding SS rectifiers?
  136. help making sense of measurements
  137. EMI Filter Choke Safe?
  138. Transformer VA/current for 6xNE5532?
  139. Dual 12V preamp power supply
  140. Mark Levinson ML1
  141. Would this work? (15VAC to 12VDC & 24VDC)
  142. Beginner's Question : Identifying wires on a unknown transformer
  143. Zeners for shunt regulation and ground offset
  144. Big heavy Siga toroid...any ideas or use?
  145. what if common ground not zero volt
  146. Hypex SMPS's?
  147. Beginners Question
  148. Power Supply
  149. EI Transformer Questions
  150. Switch mode power supply in LCD TV
  151. Definitive Technology PF15TL/1500TL+ 240V AMP - AFAD
  152. Alternative Designs
  153. I need help building a power supply
  154. 300W SMPS design .............. fully tested
  155. I need an Audo Alchemy power supply
  156. need a amp to run a car amp inside
  157. Frequency generator 50-100kHz IC?
  158. Getting 14.4v
  159. Why is it not a Constant Current Source ?
  160. Need a -100V Voltage regulator
  161. 12V low power AC/DC PSU - Capacitor bank after regulator?
  162. Help modify PSU!
  163. Troubleshooting Sherwood RV-6010R surround reciever PSU
  164. laptop transformer
  165. Dual polarity power supply with a single secondary transformer?
  166. High current Jung power supply with HT regulator pcb
  167. earth grounding questions when using shielded cat5 & neutrikplugs
  168. Noisy IC Universal Regulator
  169. +-30Vout with LM31+337
  170. offline SMPS aux supply
  171. H-bridge inverter circuit
  172. Replacing Filtersupply large can capacitors
  173. SMPS IR2153 vs ATX transformers
  174. Protection circuit for IR2110 Class D Mosfet Driver ?
  175. Problem with schottky
  176. Super, basic power supply wiring question
  177. ESP Fan Controller to drive a relay
  178. Help Finding +/- 35V Power Supply
  179. Why transformerless PS = death?
  180. Will this blow my choke to pieces?
  181. Random attempt to improve power supply
  182. transformer and rectifier confuguration
  183. Virtual ground / Rail Splitter using only LM317
  184. Can you make an amp power supply out of a car radio vibrator?
  185. Isolation transformer connection
  186. 14.4vrms Full Load Transformer for Alpine MRV-F400
  187. 63V caps, 62V B+ PSU ehh
  188. Parallel caps in Hafler
  189. Rotel RX-500 panel light?
  190. Using computer PSU with Arjen's Ta2024 mkII
  191. How much (capacitance) is too much?
  192. need help building a switching power supply for car amps
  193. Sony STR-D511 power transformer
  194. help for PSU
  195. Onkyo TX-DS474 Power Supply Modification
  196. Harman Kardon HK 620 transformer is dead
  197. Obsessing about layout
  198. PS with boosted rails for IPS, VAS and Pre-Drivers
  199. NAD C165 Blowing Fuse When Connecting to AMP
  200. Repair Toroid Enamel
  201. How much power to the preamp?
  202. mosfet self turn on
  203. Let's talk gate drive rise time and noise
  204. How to make a power conditioner
  205. No Power Technics 1200 Mk2
  206. Inrush current limiting
  207. The Belleson Superpower, the ultimate voltage regulator ... ?
  208. Please check my first HV regulator
  209. PSU with regulated Supply for front-end
  210. Perfect DC supply?
  211. Too high AC output--How to lower?
  212. my 80W flyback smps
  213. Antek with four outputs - Only need two
  214. ~-1V rail from existing regulated -15V rail - how?
  215. Low Noise 5V Reg
  216. Help Identifying Where the Hum is Coming from!
  217. finger sized ferrite rods
  218. Unbalance sec ac voltage
  219. CD Player Head unit keeps shutting off????
  220. SMPS for tubes - modification
  221. common mode filter design
  222. SMPS 1200/2500 From Romania
  223. maximum voltage for capacitor
  224. Voltages on your Speakers
  225. Critique my UCD400 linear PS
  226. Upper limit of R in CRC any issue besides dissipation ?
  227. wenzel associates finesse shunt
  228. SMPS regulation on secondary side
  229. Power amp - Voltage doubler supply - Why not used?
  230. Battery power for the phono preamplifier
  231. 250watt PSU Idea
  232. driving full bridge using ir2110
  233. Voltage control for an unregulated psu
  234. Power supply for Hifimediy T2
  235. Very basic amplifier volts question
  236. Carvin Stage master 212-Broken Power Transformer
  237. smps troubleshooting
  238. smps troubleshooting
  239. Troubleshooting and Repairing Switch Mode Power Supply
  240. 12V -> 170V DC/DC smps, what's wrong?
  241. Multi-tap Transfomer
  242. common mode choke help
  243. smps from 220/230V
  244. Transformers are close to output boards
  245. Switching power supply problem
  246. Portable speaker power supply
  247. output frquncy of UC3845
  248. What is a better alternative for 317 337?
  249. Do I still need a regulator for constant current draw?
  250. High power SMPS 2kw 400v DC

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