View Full Version : Power Supplies

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  1. How to connect PSU board to amp board?
  2. How do I measure amperage?
  3. Radio Spares 10,000uf polarity markings
  4. Some Wenzel "Cleanup" Sims
  5. Vicor Ripple Attenutation Module und Switched Power Supply
  6. 2x18VAC instead of 18-0-18
  7. Will this work-zener variable regulator
  8. Replacements reg´s circuits L7805 - Help.
  9. No power output on new SMPS
  10. storage caps AFTER the SMPS
  11. Field coil PS?
  12. power supply guide
  13. Hybrid Bridges
  14. parallel tube rectifier filaments
  15. wat the possiblities ??????
  16. Smallest (smd?) bipolar supply PCB/kit ?
  17. 400W PFC NEED HELP
  18. Local series regulators vs. global shunt regulator
  19. Diode regulator VS IC regulator.
  20. Help needed with complimentary pair.
  21. LM4780 Power Supply Capacitor
  22. arcam A80 Amplifier problem with power on button
  23. line filter
  24. What sort of PSU is this?
  25. 75VA EI or 80VA toroid.
  26. motorboating noise due to transformer?
  27. power for logic dm101
  28. Line voltage selector Revox B750 MK II blew up
  29. Transformer calculations
  30. Help with Victoria Magnetics Transformer
  31. Accu battery for LM3886
  32. Newbie attempt at a full-fledged Regulated PSU
  33. Lancing a wall-wart.
  34. spike problems
  35. Improve grounding - Does anyone know what this is about?
  36. Output voltage Alwsr super reg
  37. Question about 110V to 220V converter
  38. Could someone tell me a bit about this PS?
  39. inrush bypass using smps output
  40. Mic pre and phantom power PSU questions
  41. SMPS feedback path
  42. Boost converter
  43. How to reduce DC voltage ?
  44. Half Bridge SMPS series Capacitor selection
  45. Need recommendation for Salas Shunt type for AXO board
  46. Connecting a Meanwell s-350-27 to the mains power
  47. LM317 experiments and measurements
  48. Mounting an ei core sideways
  49. Tapping a main toroidal
  50. 750W SMPS
  51. need hel with smps txfr .........
  52. regulated PS grounding scheme questions
  53. 120 to 230 voltage automatic switch
  54. Cleaning up SMPS output
  55. Power Supply Questions
  56. I need 15 volts regulator from 40 volts DC
  57. Pre amp PSU
  58. Ground Hanger.....really!?!?
  59. Royer
  60. SMPS Forward Active Reset
  61. Low cost compact power supply for sub-mini tube preamp
  62. SMPS feedback compensation
  63. Permissable voltage sag?
  64. PS for t-amp, switching mode, where to get, DIY?
  65. Need help on RC filter for power supply
  66. 350w SMPS troubleshooting.
  67. Building SMPS for +50v and -50v
  68. Meanwell 27V 13A vs Noname with same spec?
  69. 1000W SMPS Based on IR2110
  70. filament wiring of dual rectifiers
  71. Best sounding SS rectifiers?
  72. help making sense of measurements
  73. EMI Filter Choke Safe?
  74. Transformer VA/current for 6xNE5532?
  75. Dual 12V preamp power supply
  76. Mark Levinson ML1
  77. Would this work? (15VAC to 12VDC & 24VDC)
  78. Beginner's Question : Identifying wires on a unknown transformer
  79. Zeners for shunt regulation and ground offset
  80. Big heavy Siga toroid...any ideas or use?
  81. what if common ground not zero volt
  82. Hypex SMPS's?
  83. Beginners Question
  84. Power Supply
  85. EI Transformer Questions
  86. Switch mode power supply in LCD TV
  87. Definitive Technology PF15TL/1500TL+ 240V AMP - AFAD
  88. Alternative Designs
  89. I need help building a power supply
  90. 300W SMPS design .............. fully tested
  91. I need an Audo Alchemy power supply
  92. need a amp to run a car amp inside
  93. Frequency generator 50-100kHz IC?
  94. Getting 14.4v
  95. Why is it not a Constant Current Source ?
  96. Need a -100V Voltage regulator
  97. 12V low power AC/DC PSU - Capacitor bank after regulator?
  98. Help modify PSU!
  99. Troubleshooting Sherwood RV-6010R surround reciever PSU
  100. laptop transformer
  101. Dual polarity power supply with a single secondary transformer?
  102. High current Jung power supply with HT regulator pcb
  103. earth grounding questions when using shielded cat5 & neutrikplugs
  104. Noisy IC Universal Regulator
  105. +-30Vout with LM31+337
  106. offline SMPS aux supply
  107. H-bridge inverter circuit
  108. Replacing Filtersupply large can capacitors
  109. SMPS IR2153 vs ATX transformers
  110. Protection circuit for IR2110 Class D Mosfet Driver ?
  111. Problem with schottky
  112. Super, basic power supply wiring question
  113. ESP Fan Controller to drive a relay
  114. Help Finding +/- 35V Power Supply
  115. Why transformerless PS = death?
  116. Will this blow my choke to pieces?
  117. Random attempt to improve power supply
  118. transformer and rectifier confuguration
  119. Virtual ground / Rail Splitter using only LM317
  120. Can you make an amp power supply out of a car radio vibrator?
  121. Isolation transformer connection
  122. 14.4vrms Full Load Transformer for Alpine MRV-F400
  123. 63V caps, 62V B+ PSU ehh
  124. Parallel caps in Hafler
  125. Rotel RX-500 panel light?
  126. Using computer PSU with Arjen's Ta2024 mkII
  127. How much (capacitance) is too much?
  128. need help building a switching power supply for car amps
  129. Sony STR-D511 power transformer
  130. help for PSU
  131. Onkyo TX-DS474 Power Supply Modification
  132. Harman Kardon HK 620 transformer is dead
  133. Obsessing about layout
  134. PS with boosted rails for IPS, VAS and Pre-Drivers
  135. NAD C165 Blowing Fuse When Connecting to AMP
  136. Repair Toroid Enamel
  137. How much power to the preamp?
  138. mosfet self turn on
  139. Let's talk gate drive rise time and noise
  140. How to make a power conditioner
  141. No Power Technics 1200 Mk2
  142. Inrush current limiting
  143. The Belleson Superpower, the ultimate voltage regulator ... ?
  144. Please check my first HV regulator
  145. PSU with regulated Supply for front-end
  146. Perfect DC supply?
  147. Too high AC output--How to lower?
  148. my 80W flyback smps
  149. Antek with four outputs - Only need two
  150. ~-1V rail from existing regulated -15V rail - how?
  151. Low Noise 5V Reg
  152. Help Identifying Where the Hum is Coming from!
  153. finger sized ferrite rods
  154. Unbalance sec ac voltage
  155. CD Player Head unit keeps shutting off????
  156. SMPS for tubes - modification
  157. common mode filter design
  158. SMPS 1200/2500 From Romania
  159. maximum voltage for capacitor
  160. Voltages on your Speakers
  161. Critique my UCD400 linear PS
  162. Upper limit of R in CRC any issue besides dissipation ?
  163. wenzel associates finesse shunt
  164. SMPS regulation on secondary side
  165. Power amp - Voltage doubler supply - Why not used?
  166. Battery power for the phono preamplifier
  167. 250watt PSU Idea
  168. driving full bridge using ir2110
  169. Voltage control for an unregulated psu
  170. Power supply for Hifimediy T2
  171. Very basic amplifier volts question
  172. Carvin Stage master 212-Broken Power Transformer
  173. smps troubleshooting
  174. smps troubleshooting
  175. Troubleshooting and Repairing Switch Mode Power Supply
  176. 12V -> 170V DC/DC smps, what's wrong?
  177. Multi-tap Transfomer
  178. common mode choke help
  179. smps from 220/230V
  180. Transformers are close to output boards
  181. Switching power supply problem
  182. Portable speaker power supply
  183. output frquncy of UC3845
  184. What is a better alternative for 317 337?
  185. Do I still need a regulator for constant current draw?
  186. High power SMPS 2kw 400v DC
  187. MOSFET or Bipolar for shunt regulators?
  188. IRS27951 / IRS27952
  189. SMPS with toroid transformer
  190. Any experts in choke loaded tube rectified power supplies?
  191. Toroid Transformer help?
  192. meridian 103d power amp
  193. Help finding matching power supply for
  194. MC34063A dual line in series question
  195. a ground question
  196. SMPS vs LINEAR PS: Let's build up a serious technical review-list
  197. Unknown mains transformer
  198. A few questions regarding regulated PSUs
  199. PSU RC multistage filtering
  200. Turn on...
  201. Transformer for 26-0-26
  202. L07-2693-05 Power transformer
  203. Lightspeed PSU
  204. Ground Question with Wooden Enclosure.
  205. Antek
  206. Power supply 2x24 , 2A[schematic needed]
  207. Power supply for DC compressor circuit
  208. Sanity check on this multi cap supply
  209. Thermocouple meter, measuring MOSFET temperatures
  210. Power Supply for your JAN 6418 projects
  211. how do I lover dc voltages
  212. VCT and RMS V
  213. May I mark this buck, already with PFC, or not?
  214. Blowing Fuses on Power Supply, No Load (F5)
  215. Neon lamp charger
  216. Schematic Ericsson rectifier BML-435 ?
  217. Power Relay
  218. First Serious High Power Audio Supply Questions
  219. New PFC Handbook
  220. suggestion needed for transformer
  221. Hexfred bridges in tube amps
  222. Help with bypass CAPS
  223. looking for simple voltage doubler
  224. how to wind toroid transformer?
  225. Developmental PS for Audio Power Amp
  226. Smoothing Cap / By-Pass Cap Questions
  227. Help with Subwoofer amp
  228. Question about the level on my amp.
  229. GDT loading Question
  230. Power Supply for Thorens 166 mkII
  231. cheap transformer or cheap death?
  232. SMPS offline, HV and LV Design
  233. Can I Use this Trafo ??
  234. Special 9V supply
  235. Transformer for voltage doubler?
  236. Linear post regulator for SMPS, what's your take?
  237. Please !!!Help me:( about SMSP
  238. Power supply help please
  239. PSUD2 question: how do I sim an LCLCL filter?
  240. LM317 cleanup
  241. Li-ion arrangement for CMoy-style headphone amp
  242. One large or many small capacitor
  243. smps 12v inverterhello i am new in this forum , excuse my english it's very bad i
  244. Power Factor Corrector Inductors
  245. 230V single primary toroid in a 115V country
  246. Regulated supplies within regulators (SuperReg)
  247. power supply for hiraga 20 W class a amp
  248. Snubbing or not
  249. where is soft start relay inserted in PSU circuit
  250. is transformer with primary and secondary = isolation?

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