View Full Version : Power Supplies

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  1. Transformer calculations
  2. Help with Victoria Magnetics Transformer
  3. Accu battery for LM3886
  4. Newbie attempt at a full-fledged Regulated PSU
  5. Lancing a wall-wart.
  6. spike problems
  7. Improve grounding - Does anyone know what this is about?
  8. Output voltage Alwsr super reg
  9. Question about 110V to 220V converter
  10. Could someone tell me a bit about this PS?
  11. inrush bypass using smps output
  12. Mic pre and phantom power PSU questions
  13. SMPS feedback path
  14. Boost converter
  15. How to reduce DC voltage ?
  16. Half Bridge SMPS series Capacitor selection
  17. Need recommendation for Salas Shunt type for AXO board
  18. Connecting a Meanwell s-350-27 to the mains power
  19. LM317 experiments and measurements
  20. Mounting an ei core sideways
  21. Tapping a main toroidal
  22. 750W SMPS
  23. need hel with smps txfr .........
  24. regulated PS grounding scheme questions
  25. 120 to 230 voltage automatic switch
  26. Cleaning up SMPS output
  27. Power Supply Questions
  28. I need 15 volts regulator from 40 volts DC
  29. Pre amp PSU
  30. Ground Hanger.....really!?!?
  31. Royer
  32. SMPS Forward Active Reset
  33. Low cost compact power supply for sub-mini tube preamp
  34. SMPS feedback compensation
  35. Permissable voltage sag?
  36. PS for t-amp, switching mode, where to get, DIY?
  37. Need help on RC filter for power supply
  38. 350w SMPS troubleshooting.
  39. Building SMPS for +50v and -50v
  40. Meanwell 27V 13A vs Noname with same spec?
  41. 1000W SMPS Based on IR2110
  42. filament wiring of dual rectifiers
  43. Best sounding SS rectifiers?
  44. help making sense of measurements
  45. EMI Filter Choke Safe?
  46. Transformer VA/current for 6xNE5532?
  47. Dual 12V preamp power supply
  48. Mark Levinson ML1
  49. Would this work? (15VAC to 12VDC & 24VDC)
  50. Beginner's Question : Identifying wires on a unknown transformer
  51. Zeners for shunt regulation and ground offset
  52. Big heavy Siga toroid...any ideas or use?
  53. what if common ground not zero volt
  54. Hypex SMPS's?
  55. Beginners Question
  56. Power Supply
  57. EI Transformer Questions
  58. Switch mode power supply in LCD TV
  59. Definitive Technology PF15TL/1500TL+ 240V AMP - AFAD
  60. Alternative Designs
  61. I need help building a power supply
  62. 300W SMPS design .............. fully tested
  63. I need an Audo Alchemy power supply
  64. need a amp to run a car amp inside
  65. Frequency generator 50-100kHz IC?
  66. Getting 14.4v
  67. Why is it not a Constant Current Source ?
  68. Need a -100V Voltage regulator
  69. 12V low power AC/DC PSU - Capacitor bank after regulator?
  70. Help modify PSU!
  71. Troubleshooting Sherwood RV-6010R surround reciever PSU
  72. laptop transformer
  73. Dual polarity power supply with a single secondary transformer?
  74. High current Jung power supply with HT regulator pcb
  75. earth grounding questions when using shielded cat5 & neutrikplugs
  76. Noisy IC Universal Regulator
  77. +-30Vout with LM31+337
  78. offline SMPS aux supply
  79. H-bridge inverter circuit
  80. Replacing Filtersupply large can capacitors
  81. SMPS IR2153 vs ATX transformers
  82. Protection circuit for IR2110 Class D Mosfet Driver ?
  83. Problem with schottky
  84. Super, basic power supply wiring question
  85. ESP Fan Controller to drive a relay
  86. Help Finding +/- 35V Power Supply
  87. Why transformerless PS = death?
  88. Will this blow my choke to pieces?
  89. Random attempt to improve power supply
  90. transformer and rectifier confuguration
  91. Virtual ground / Rail Splitter using only LM317
  92. Can you make an amp power supply out of a car radio vibrator?
  93. Isolation transformer connection
  94. 14.4vrms Full Load Transformer for Alpine MRV-F400
  95. 63V caps, 62V B+ PSU ehh
  96. Parallel caps in Hafler
  97. Rotel RX-500 panel light?
  98. Using computer PSU with Arjen's Ta2024 mkII
  99. How much (capacitance) is too much?
  100. need help building a switching power supply for car amps
  101. Sony STR-D511 power transformer
  102. help for PSU
  103. Onkyo TX-DS474 Power Supply Modification
  104. Harman Kardon HK 620 transformer is dead
  105. Obsessing about layout
  106. PS with boosted rails for IPS, VAS and Pre-Drivers
  107. NAD C165 Blowing Fuse When Connecting to AMP
  108. Repair Toroid Enamel
  109. How much power to the preamp?
  110. mosfet self turn on
  111. Let's talk gate drive rise time and noise
  112. How to make a power conditioner
  113. No Power Technics 1200 Mk2
  114. Inrush current limiting
  115. The Belleson Superpower, the ultimate voltage regulator ... ?
  116. Please check my first HV regulator
  117. PSU with regulated Supply for front-end
  118. Perfect DC supply?
  119. Too high AC output--How to lower?
  120. my 80W flyback smps
  121. Antek with four outputs - Only need two
  122. ~-1V rail from existing regulated -15V rail - how?
  123. Low Noise 5V Reg
  124. Help Identifying Where the Hum is Coming from!
  125. finger sized ferrite rods
  126. Unbalance sec ac voltage
  127. CD Player Head unit keeps shutting off????
  128. SMPS for tubes - modification
  129. common mode filter design
  130. SMPS 1200/2500 From Romania
  131. maximum voltage for capacitor
  132. Voltages on your Speakers
  133. Critique my UCD400 linear PS
  134. Upper limit of R in CRC any issue besides dissipation ?
  135. wenzel associates finesse shunt
  136. SMPS regulation on secondary side
  137. Power amp - Voltage doubler supply - Why not used?
  138. Battery power for the phono preamplifier
  139. 250watt PSU Idea
  140. driving full bridge using ir2110
  141. Voltage control for an unregulated psu
  142. Power supply for Hifimediy T2
  143. Very basic amplifier volts question
  144. Carvin Stage master 212-Broken Power Transformer
  145. smps troubleshooting
  146. smps troubleshooting
  147. Troubleshooting and Repairing Switch Mode Power Supply
  148. 12V -> 170V DC/DC smps, what's wrong?
  149. Multi-tap Transfomer
  150. common mode choke help
  151. smps from 220/230V
  152. Transformers are close to output boards
  153. Switching power supply problem
  154. Portable speaker power supply
  155. output frquncy of UC3845
  156. What is a better alternative for 317 337?
  157. Do I still need a regulator for constant current draw?
  158. High power SMPS 2kw 400v DC
  159. MOSFET or Bipolar for shunt regulators?
  160. IRS27951 / IRS27952
  161. SMPS with toroid transformer
  162. Any experts in choke loaded tube rectified power supplies?
  163. Toroid Transformer help?
  164. meridian 103d power amp
  165. Help finding matching power supply for
  166. MC34063A dual line in series question
  167. a ground question
  168. SMPS vs LINEAR PS: Let's build up a serious technical review-list
  169. Unknown mains transformer
  170. A few questions regarding regulated PSUs
  171. PSU RC multistage filtering
  172. Turn on...
  173. Transformer for 26-0-26
  174. L07-2693-05 Power transformer
  175. Lightspeed PSU
  176. Ground Question with Wooden Enclosure.
  177. Antek
  178. Power supply 2x24 , 2A[schematic needed]
  179. Power supply for DC compressor circuit
  180. Sanity check on this multi cap supply
  181. Thermocouple meter, measuring MOSFET temperatures
  182. Power Supply for your JAN 6418 projects
  183. how do I lover dc voltages
  184. VCT and RMS V
  185. May I mark this buck, already with PFC, or not?
  186. Blowing Fuses on Power Supply, No Load (F5)
  187. Neon lamp charger
  188. Schematic Ericsson rectifier BML-435 ?
  189. Power Relay
  190. First Serious High Power Audio Supply Questions
  191. New PFC Handbook
  192. suggestion needed for transformer
  193. Hexfred bridges in tube amps
  194. Help with bypass CAPS
  195. looking for simple voltage doubler
  196. how to wind toroid transformer?
  197. Developmental PS for Audio Power Amp
  198. Smoothing Cap / By-Pass Cap Questions
  199. Help with Subwoofer amp
  200. Question about the level on my amp.
  201. GDT loading Question
  202. Power Supply for Thorens 166 mkII
  203. cheap transformer or cheap death?
  204. SMPS offline, HV and LV Design
  205. Can I Use this Trafo ??
  206. Special 9V supply
  207. Transformer for voltage doubler?
  208. Linear post regulator for SMPS, what's your take?
  209. Please !!!Help me:( about SMSP
  210. Power supply help please
  211. PSUD2 question: how do I sim an LCLCL filter?
  212. LM317 cleanup
  213. Li-ion arrangement for CMoy-style headphone amp
  214. One large or many small capacitor
  215. smps 12v inverterhello i am new in this forum , excuse my english it's very bad i
  216. Power Factor Corrector Inductors
  217. 230V single primary toroid in a 115V country
  218. Regulated supplies within regulators (SuperReg)
  219. power supply for hiraga 20 W class a amp
  220. Snubbing or not
  221. where is soft start relay inserted in PSU circuit
  222. is transformer with primary and secondary = isolation?
  223. Enable 12V trigger with audio signal
  224. Need a transformer
  225. 18 to 330Vdc with 97% efficiency.
  226. need advice on fuse value and rectifier
  227. Expanding the output capability of LT1054
  228. WIY2263 (30W SMPS IC) HELP NEEDED
  229. full service manual NAD 7225 pe
  230. 18V phono preamp (super) regulator
  231. Can a Filtered IEC Power Inlet Improve Sound Quality?
  232. 13vac
  233. What type of diode........
  234. A Grounding challenge , please help..
  235. Probably a simple question (SMPS)...
  236. Bringing down the voltage by 10 Volts
  237. SMPS Transformer Primary Turns Calculations
  238. Paragon System-E PS schematic needed
  239. help in rectifier diode selection
  240. diode rectifier suggestion for power supply
  241. Simple transformer questions
  242. Why do I only get 8.9v from a 12v voltage regulator?
  243. SMPS feedback
  244. Great Article On AC Power Harmonic Issues
  245. Toroid ~ grill interaction
  246. 5V regulator for AK4396
  247. Help!Transformer overheating!
  248. Good sounding LM317 PSU
  249. Dropping 50V on psu
  250. Simple Toroid Question

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