View Full Version : Power Supplies

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  1. Split rail supplys for Class D amplifiers?
  2. Easiest way to supply +-60 and +-45 for cheapie ebay amp?
  3. calculating inrush to a capacitor bank
  4. Tony's latest traffo DIY build
  5. Simple dual PS
  6. LLC resonant SMPS not for guitar amps?
  7. using pc fan for cooling meanwell in case
  8. 40Amp / 700 microHenry Power Inductor
  9. modification of the BOZ power supply
  10. LM317T CCS Improvement
  11. Single 12v and +-12v needed, What options?
  12. DX Amp PSU with DC Protection
  13. PSU's for Squeezebox and USB D/A converter?
  14. 200W SMPS for Class D guitar amp
  15. Regulations for Audio Amp SMPS?
  16. Question: Subsituting Capacitors in Power Supply
  17. 700W PFC above 600V output
  18. how to get a bi-polar dc outputs from a single Battery!
  19. LiFePo4 charger ?
  20. Problem with using UC3855: Low output Voltage
  21. impact of the capacitors value increase
  22. Is this transformer okay?
  23. Simon Series Shunt Regulator
  24. HELP KRELL KRC power supply lead missing
  25. SMP Rails?
  26. Power Supply layout?
  27. WTD 120v AC regulation to 3% schematic?
  28. 12v to 70v 1400w what do you think?
  29. Can someone identify this mosfet manufacturer?
  30. need help with blown mosfets..plz....
  31. How are Transformer Watts Determined?
  32. Replacing Diodes in Vintage HP Power supply?
  33. multiple supply pls heelp
  34. Using a large 60hz toroid transformer as an SMPS transformer
  35. High Voltage Bridge Rectifier Confusion
  36. SMPS Trouble
  37. Half bridge Vs full bridge smps supplies
  39. transformer question
  40. Low Noise Linear regulator power supply
  41. High quality +/- 60v regulator options
  42. RC snubbers for diode recovery noise
  43. High Current Class A Amplifier Supply
  44. driving power mosfet with no gate resistor
  45. Simple regulated SMPS for my Ghettoblaster (pics)
  46. Power source for guitar amplifiers
  47. Duncan Designer II - Use of
  48. capacitor value help
  49. Silicon carbide rectifiers
  50. Duncan Designer II - Use of
  51. Inrush current limiter
  52. MIC pre-amps with switch mode supply
  53. Connecting centertaps together
  54. Regulated supply for power amp
  55. Are different sized power supply caps ok?
  56. LM1117 in DAC power supply
  57. How to connect PSU board to amp board?
  58. How do I measure amperage?
  59. Radio Spares 10,000uf polarity markings
  60. Some Wenzel "Cleanup" Sims
  61. Vicor Ripple Attenutation Module und Switched Power Supply
  62. 2x18VAC instead of 18-0-18
  63. Will this work-zener variable regulator
  64. Replacements reg´s circuits L7805 - Help.
  65. No power output on new SMPS
  66. storage caps AFTER the SMPS
  67. Field coil PS?
  68. power supply guide
  69. Hybrid Bridges
  70. parallel tube rectifier filaments
  71. wat the possiblities ??????
  72. Smallest (smd?) bipolar supply PCB/kit ?
  73. 400W PFC NEED HELP
  74. Local series regulators vs. global shunt regulator
  75. Diode regulator VS IC regulator.
  76. Help needed with complimentary pair.
  77. LM4780 Power Supply Capacitor
  78. arcam A80 Amplifier problem with power on button
  79. line filter
  80. What sort of PSU is this?
  81. 75VA EI or 80VA toroid.
  82. motorboating noise due to transformer?
  83. power for logic dm101
  84. Line voltage selector Revox B750 MK II blew up
  85. Transformer calculations
  86. Help with Victoria Magnetics Transformer
  87. Accu battery for LM3886
  88. Newbie attempt at a full-fledged Regulated PSU
  89. Lancing a wall-wart.
  90. spike problems
  91. Improve grounding - Does anyone know what this is about?
  92. Output voltage Alwsr super reg
  93. Question about 110V to 220V converter
  94. Could someone tell me a bit about this PS?
  95. inrush bypass using smps output
  96. Mic pre and phantom power PSU questions
  97. SMPS feedback path
  98. Boost converter
  99. How to reduce DC voltage ?
  100. Half Bridge SMPS series Capacitor selection
  101. Need recommendation for Salas Shunt type for AXO board
  102. Connecting a Meanwell s-350-27 to the mains power
  103. LM317 experiments and measurements
  104. Mounting an ei core sideways
  105. Tapping a main toroidal
  106. 750W SMPS
  107. need hel with smps txfr .........
  108. regulated PS grounding scheme questions
  109. 120 to 230 voltage automatic switch
  110. Cleaning up SMPS output
  111. Power Supply Questions
  112. I need 15 volts regulator from 40 volts DC
  113. Pre amp PSU
  114. Ground Hanger.....really!?!?
  115. Royer
  116. SMPS Forward Active Reset
  117. Low cost compact power supply for sub-mini tube preamp
  118. SMPS feedback compensation
  119. Permissable voltage sag?
  120. PS for t-amp, switching mode, where to get, DIY?
  121. Need help on RC filter for power supply
  122. 350w SMPS troubleshooting.
  123. Building SMPS for +50v and -50v
  124. Meanwell 27V 13A vs Noname with same spec?
  125. 1000W SMPS Based on IR2110
  126. filament wiring of dual rectifiers
  127. Best sounding SS rectifiers?
  128. help making sense of measurements
  129. EMI Filter Choke Safe?
  130. Transformer VA/current for 6xNE5532?
  131. Dual 12V preamp power supply
  132. Mark Levinson ML1
  133. Would this work? (15VAC to 12VDC & 24VDC)
  134. Beginner's Question : Identifying wires on a unknown transformer
  135. Zeners for shunt regulation and ground offset
  136. Big heavy Siga toroid...any ideas or use?
  137. what if common ground not zero volt
  138. Hypex SMPS's?
  139. Beginners Question
  140. Power Supply
  141. EI Transformer Questions
  142. Switch mode power supply in LCD TV
  143. Definitive Technology PF15TL/1500TL+ 240V AMP - AFAD
  144. Alternative Designs
  145. I need help building a power supply
  146. 300W SMPS design .............. fully tested
  147. I need an Audo Alchemy power supply
  148. need a amp to run a car amp inside
  149. Frequency generator 50-100kHz IC?
  150. Getting 14.4v
  151. Why is it not a Constant Current Source ?
  152. Need a -100V Voltage regulator
  153. 12V low power AC/DC PSU - Capacitor bank after regulator?
  154. Help modify PSU!
  155. Troubleshooting Sherwood RV-6010R surround reciever PSU
  156. laptop transformer
  157. Dual polarity power supply with a single secondary transformer?
  158. High current Jung power supply with HT regulator pcb
  159. earth grounding questions when using shielded cat5 & neutrikplugs
  160. Noisy IC Universal Regulator
  161. +-30Vout with LM31+337
  162. offline SMPS aux supply
  163. H-bridge inverter circuit
  164. Replacing Filtersupply large can capacitors
  165. SMPS IR2153 vs ATX transformers
  166. Protection circuit for IR2110 Class D Mosfet Driver ?
  167. Problem with schottky
  168. Super, basic power supply wiring question
  169. ESP Fan Controller to drive a relay
  170. Help Finding +/- 35V Power Supply
  171. Why transformerless PS = death?
  172. Will this blow my choke to pieces?
  173. Random attempt to improve power supply
  174. transformer and rectifier confuguration
  175. Virtual ground / Rail Splitter using only LM317
  176. Can you make an amp power supply out of a car radio vibrator?
  177. Isolation transformer connection
  178. 14.4vrms Full Load Transformer for Alpine MRV-F400
  179. 63V caps, 62V B+ PSU ehh
  180. Parallel caps in Hafler
  181. Rotel RX-500 panel light?
  182. Using computer PSU with Arjen's Ta2024 mkII
  183. How much (capacitance) is too much?
  184. need help building a switching power supply for car amps
  185. Sony STR-D511 power transformer
  186. help for PSU
  187. Onkyo TX-DS474 Power Supply Modification
  188. Harman Kardon HK 620 transformer is dead
  189. Obsessing about layout
  190. PS with boosted rails for IPS, VAS and Pre-Drivers
  191. NAD C165 Blowing Fuse When Connecting to AMP
  192. Repair Toroid Enamel
  193. How much power to the preamp?
  194. mosfet self turn on
  195. Let's talk gate drive rise time and noise
  196. How to make a power conditioner
  197. No Power Technics 1200 Mk2
  198. Inrush current limiting
  199. The Belleson Superpower, the ultimate voltage regulator ... ?
  200. Please check my first HV regulator
  201. PSU with regulated Supply for front-end
  202. Perfect DC supply?
  203. Too high AC output--How to lower?
  204. my 80W flyback smps
  205. Antek with four outputs - Only need two
  206. ~-1V rail from existing regulated -15V rail - how?
  207. Low Noise 5V Reg
  208. Help Identifying Where the Hum is Coming from!
  209. finger sized ferrite rods
  210. Unbalance sec ac voltage
  211. CD Player Head unit keeps shutting off????
  212. SMPS for tubes - modification
  213. common mode filter design
  214. SMPS 1200/2500 From Romania
  215. maximum voltage for capacitor
  216. Voltages on your Speakers
  217. Critique my UCD400 linear PS
  218. Upper limit of R in CRC any issue besides dissipation ?
  219. wenzel associates finesse shunt
  220. SMPS regulation on secondary side
  221. Power amp - Voltage doubler supply - Why not used?
  222. Battery power for the phono preamplifier
  223. 250watt PSU Idea
  224. driving full bridge using ir2110
  225. Voltage control for an unregulated psu
  226. Power supply for Hifimediy T2
  227. Very basic amplifier volts question
  228. Carvin Stage master 212-Broken Power Transformer
  229. smps troubleshooting
  230. smps troubleshooting
  231. Troubleshooting and Repairing Switch Mode Power Supply
  232. 12V -> 170V DC/DC smps, what's wrong?
  233. Multi-tap Transfomer
  234. common mode choke help
  235. smps from 220/230V
  236. Transformers are close to output boards
  237. Switching power supply problem
  238. Portable speaker power supply
  239. output frquncy of UC3845
  240. What is a better alternative for 317 337?
  241. Do I still need a regulator for constant current draw?
  242. High power SMPS 2kw 400v DC
  243. MOSFET or Bipolar for shunt regulators?
  244. IRS27951 / IRS27952
  245. SMPS with toroid transformer
  246. Any experts in choke loaded tube rectified power supplies?
  247. Toroid Transformer help?
  248. meridian 103d power amp
  249. Help finding matching power supply for
  250. MC34063A dual line in series question

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