View Full Version : Power Supplies

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  1. 200W SMPS for Class D guitar amp
  2. Regulations for Audio Amp SMPS?
  3. Question: Subsituting Capacitors in Power Supply
  4. 700W PFC above 600V output
  5. how to get a bi-polar dc outputs from a single Battery!
  6. LiFePo4 charger ?
  7. Problem with using UC3855: Low output Voltage
  8. impact of the capacitors value increase
  9. Is this transformer okay?
  10. Simon Series Shunt Regulator
  11. HELP KRELL KRC power supply lead missing
  12. SMP Rails?
  13. Power Supply layout?
  14. WTD 120v AC regulation to 3% schematic?
  15. 12v to 70v 1400w what do you think?
  16. Can someone identify this mosfet manufacturer?
  17. need help with blown mosfets..plz....
  18. How are Transformer Watts Determined?
  19. Replacing Diodes in Vintage HP Power supply?
  20. multiple supply pls heelp
  21. Using a large 60hz toroid transformer as an SMPS transformer
  22. High Voltage Bridge Rectifier Confusion
  23. SMPS Trouble
  24. Half bridge Vs full bridge smps supplies
  26. transformer question
  27. Low Noise Linear regulator power supply
  28. High quality +/- 60v regulator options
  29. RC snubbers for diode recovery noise
  30. High Current Class A Amplifier Supply
  31. driving power mosfet with no gate resistor
  32. Simple regulated SMPS for my Ghettoblaster (pics)
  33. Power source for guitar amplifiers
  34. Duncan Designer II - Use of
  35. capacitor value help
  36. Silicon carbide rectifiers
  37. Duncan Designer II - Use of
  38. Inrush current limiter
  39. MIC pre-amps with switch mode supply
  40. Connecting centertaps together
  41. Regulated supply for power amp
  42. Are different sized power supply caps ok?
  43. LM1117 in DAC power supply
  44. How to connect PSU board to amp board?
  45. How do I measure amperage?
  46. Radio Spares 10,000uf polarity markings
  47. Some Wenzel "Cleanup" Sims
  48. Vicor Ripple Attenutation Module und Switched Power Supply
  49. 2x18VAC instead of 18-0-18
  50. Will this work-zener variable regulator
  51. Replacements regs circuits L7805 - Help.
  52. No power output on new SMPS
  53. storage caps AFTER the SMPS
  54. Field coil PS?
  55. power supply guide
  56. Hybrid Bridges
  57. parallel tube rectifier filaments
  58. wat the possiblities ??????
  59. Smallest (smd?) bipolar supply PCB/kit ?
  60. 400W PFC NEED HELP
  61. Local series regulators vs. global shunt regulator
  62. Diode regulator VS IC regulator.
  63. Help needed with complimentary pair.
  64. LM4780 Power Supply Capacitor
  65. arcam A80 Amplifier problem with power on button
  66. line filter
  67. What sort of PSU is this?
  68. 75VA EI or 80VA toroid.
  69. motorboating noise due to transformer?
  70. power for logic dm101
  71. Line voltage selector Revox B750 MK II blew up
  72. Transformer calculations
  73. Help with Victoria Magnetics Transformer
  74. Accu battery for LM3886
  75. Newbie attempt at a full-fledged Regulated PSU
  76. Lancing a wall-wart.
  77. spike problems
  78. Improve grounding - Does anyone know what this is about?
  79. Output voltage Alwsr super reg
  80. Question about 110V to 220V converter
  81. Could someone tell me a bit about this PS?
  82. inrush bypass using smps output
  83. Mic pre and phantom power PSU questions
  84. SMPS feedback path
  85. Boost converter
  86. How to reduce DC voltage ?
  87. Half Bridge SMPS series Capacitor selection
  88. Need recommendation for Salas Shunt type for AXO board
  89. Connecting a Meanwell s-350-27 to the mains power
  90. LM317 experiments and measurements
  91. Mounting an ei core sideways
  92. Tapping a main toroidal
  93. 750W SMPS
  94. need hel with smps txfr .........
  95. regulated PS grounding scheme questions
  96. 120 to 230 voltage automatic switch
  97. Cleaning up SMPS output
  98. Power Supply Questions
  99. I need 15 volts regulator from 40 volts DC
  100. Pre amp PSU
  101. Ground Hanger.....really!?!?
  102. Royer
  103. SMPS Forward Active Reset
  104. Low cost compact power supply for sub-mini tube preamp
  105. SMPS feedback compensation
  106. Permissable voltage sag?
  107. PS for t-amp, switching mode, where to get, DIY?
  108. Need help on RC filter for power supply
  109. 350w SMPS troubleshooting.
  110. Building SMPS for +50v and -50v
  111. Meanwell 27V 13A vs Noname with same spec?
  112. 1000W SMPS Based on IR2110
  113. filament wiring of dual rectifiers
  114. Best sounding SS rectifiers?
  115. help making sense of measurements
  116. EMI Filter Choke Safe?
  117. Transformer VA/current for 6xNE5532?
  118. Dual 12V preamp power supply
  119. Mark Levinson ML1
  120. Would this work? (15VAC to 12VDC & 24VDC)
  121. Beginner's Question : Identifying wires on a unknown transformer
  122. Zeners for shunt regulation and ground offset
  123. Big heavy Siga toroid...any ideas or use?
  124. what if common ground not zero volt
  125. Hypex SMPS's?
  126. Beginners Question
  127. Power Supply
  128. EI Transformer Questions
  129. Switch mode power supply in LCD TV
  130. Definitive Technology PF15TL/1500TL+ 240V AMP - AFAD
  131. Alternative Designs
  132. I need help building a power supply
  133. 300W SMPS DESIGN .............. FULLY TESTED
  134. I need an Audo Alchemy power supply
  135. need a amp to run a car amp inside
  136. Frequency generator 50-100kHz IC?
  137. Getting 14.4v
  138. Why is it not a Constant Current Source ?
  139. Need a -100V Voltage regulator
  140. 12V low power AC/DC PSU - Capacitor bank after regulator?
  141. Help modify PSU!
  142. Troubleshooting Sherwood RV-6010R surround reciever PSU
  143. laptop transformer
  144. Dual polarity power supply with a single secondary transformer?
  145. High current Jung power supply with HT regulator pcb
  146. earth grounding questions when using shielded cat5 & neutrikplugs
  147. Noisy IC Universal Regulator
  148. +-30Vout with LM31+337
  149. offline SMPS aux supply
  150. H-bridge inverter circuit
  151. Replacing Filtersupply large can capacitors
  152. SMPS IR2153 vs ATX transformers
  153. Protection circuit for IR2110 Class D Mosfet Driver ?
  154. Problem with schottky
  155. Super, basic power supply wiring question
  156. ESP Fan Controller to drive a relay
  157. Help Finding +/- 35V Power Supply
  158. Why transformerless PS = death?
  159. Will this blow my choke to pieces?
  160. Random attempt to improve power supply
  161. transformer and rectifier confuguration
  162. Virtual ground / Rail Splitter using only LM317
  163. Can you make an amp power supply out of a car radio vibrator?
  164. Isolation transformer connection
  165. 14.4vrms Full Load Transformer for Alpine MRV-F400
  166. 63V caps, 62V B+ PSU ehh
  167. Parallel caps in Hafler
  168. Rotel RX-500 panel light?
  169. Using computer PSU with Arjen's Ta2024 mkII
  170. How much (capacitance) is too much?
  171. need help building a switching power supply for car amps
  172. Sony STR-D511 power transformer
  173. help for PSU
  174. Onkyo TX-DS474 Power Supply Modification
  175. Harman Kardon HK 620 transformer is dead
  176. Obsessing about layout
  177. PS with boosted rails for IPS, VAS and Pre-Drivers
  178. NAD C165 Blowing Fuse When Connecting to AMP
  179. Repair Toroid Enamel
  180. How much power to the preamp?
  181. mosfet self turn on
  182. Let's talk gate drive rise time and noise
  183. How to make a power conditioner
  184. No Power Technics 1200 Mk2
  185. Inrush current limiting
  186. The Belleson Superpower, the ultimate voltage regulator ... ?
  187. Please check my first HV regulator
  188. PSU with regulated Supply for front-end
  189. Perfect DC supply?
  190. Too high AC output--How to lower?
  191. my 80W flyback smps
  192. Antek with four outputs - Only need two
  193. ~-1V rail from existing regulated -15V rail - how?
  194. Low Noise 5V Reg
  195. Help Identifying Where the Hum is Coming from!
  196. finger sized ferrite rods
  197. Unbalance sec ac voltage
  198. CD Player Head unit keeps shutting off????
  199. SMPS for tubes - modification
  200. common mode filter design
  201. SMPS 1200/2500 From Romania
  202. maximum voltage for capacitor
  203. Voltages on your Speakers
  204. Critique my UCD400 linear PS
  205. Upper limit of R in CRC any issue besides dissipation ?
  206. wenzel associates finesse shunt
  207. SMPS regulation on secondary side
  208. Power amp - Voltage doubler supply - Why not used?
  209. Battery power for the phono preamplifier
  210. 250watt PSU Idea
  211. driving full bridge using ir2110
  212. Voltage control for an unregulated psu
  213. Power supply for Hifimediy T2
  214. Very basic amplifier volts question
  215. Carvin Stage master 212-Broken Power Transformer
  216. smps troubleshooting
  217. smps troubleshooting
  218. Troubleshooting and Repairing Switch Mode Power Supply
  219. 12V -> 170V DC/DC smps, what's wrong?
  220. Multi-tap Transfomer
  221. common mode choke help
  222. smps from 220/230V
  223. Transformers are close to output boards
  224. Switching power supply problem
  225. Portable speaker power supply
  226. output frquncy of UC3845
  227. What is a better alternative for 317 337?
  228. Do I still need a regulator for constant current draw?
  229. High power SMPS 2kw 400v DC
  230. MOSFET or Bipolar for shunt regulators?
  231. IRS27951 / IRS27952
  232. SMPS with toroid transformer
  233. Any experts in choke loaded tube rectified power supplies?
  234. Toroid Transformer help?
  235. meridian 103d power amp
  236. Help finding matching power supply for
  237. MC34063A dual line in series question
  238. a ground question
  239. SMPS vs LINEAR PS: Let's build up a serious technical review-list
  240. Unknown mains transformer
  241. A few questions regarding regulated PSUs
  242. PSU RC multistage filtering
  243. Turn on...
  244. Transformer for 26-0-26
  245. L07-2693-05 Power transformer
  246. Lightspeed PSU
  247. Ground Question with Wooden Enclosure.
  248. Antek
  249. Power supply 2x24 , 2A[schematic needed]
  250. Power supply for DC compressor circuit

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