View Full Version : Power Supplies

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  1. Anyone know what specs on this baby? (toroidal)
  2. Variable output voltage SMPS - 450V
  3. Sigma11 to power a PicoPSU 60W ... heatsink help needed
  4. JLTi phono preamp - upgraded power supply?
  5. transformer location ?
  6. R-core transformers poor choice for amp PSUs?
  7. How to reduce battery PS Noise
  8. Duncan's amp Mosfet Regulator
  9. Using a zener diode as voltage reference with variable voltage regulators
  10. Funny traffo specs
  11. Help with Transformer Values
  12. Dual power supply,switching model.
  13. Asking for choke value or calculation for CLC filter
  14. Hvps
  15. Need Help In making power supply! :(
  16. DC-AC inverter using function generator + Mosfet + Transformer
  17. Help needed to identify a boost regulator chip.
  18. Caps in series/parallel
  19. Autoformer vs Transformer Rating
  20. Where in the USA do you get toroidal transformers for power amps?
  21. Defeating ripple voltage in pre-amps
  22. 78xx + FAT capacitors = ripple elimination??
  23. F1 toroid help
  24. LiPO battery charging
  25. Any Help appreciated
  26. Unregulated PSU Questions
  27. basic bridge rectifier question.. ac on output
  28. Help for repair or rebuild power supply from bass amp.
  29. 50V SMPS for Quasar Amps (& others)
  30. Trying to fix an SMPS in a plasma TV, off topic a bit, but perhaps someone help.
  31. PFC - Choosing the right inductor, switch, and diode
  32. 220V primaries for Pioneer SX650?
  33. How Calculate inductors ?
  34. Noisy transformer
  35. Does resonance at 1M Hertz matter for audio?
  36. One big cap or many
  37. Toroidal transformers mounting
  38. yes, another jung regulator, i know
  39. Please Help Toroid Question for F1
  40. Isues with 1kw SMPS at 125khz
  41. Laptop brick PS for 1875/6 gainclone?
  42. Thyristor bridge rectifier
  43. Quality Toroids in Germany
  44. using meanwell SMPS S-350 as power amp PSU?
  45. Simple voltage regulator get crazy... and so am I
  46. bridge rectifier pcb
  47. quick question about 240 to 220 volts transformer.
  48. PSU connectors
  49. Voltage conversion, 12v-48v
  50. Voltage Divider question - 6 from 12 Volts
  51. hi cap or variant psu
  52. Need help converting transformer
  53. Troubleshoot Xantrex Xpower 1500 Inverter
  54. 317 CCS on 60Vdc
  55. Help with Avel Lindberg transformer problem
  56. Blown PSU in a Tek T935A scope
  57. PFC voltage spikes
  58. Mains to 15VDC/20mA non isolated
  59. Voltage spikes under load
  60. Total newbie post - trying to replace ext. PS on vintage Mark Levinson ML-1 preamp
  61. Symmetric PSUs and negative voltage regs
  62. usability of an old transformer
  63. IGBTs exploding
  64. Using Self-Driven Synchronous Rectification in SMPS
  65. SMPS 2KW full bridge strange signal
  66. Small PSUs breaking all the time
  67. Combining two positive regulated suppiles for obtaining a a dual one
  68. High powered SMPS design
  69. Circuit Sanity Check: +15V, -15V, +9V Power Supply
  70. Toroids on ebay - $25
  71. Small Power Regulated Power Supply
  72. multi cell battery charge limit circuit ideas
  73. Sinewave Inverter Design
  74. please, help me. SMPS for 50A,13.8, with low profit
  75. 1kw+ SMPS...blowing FETS at full voltage
  76. Quad 405 Dual Mono PSU
  77. Power Factor Correction - PFC with MC34262
  78. Diy Silent PC Power supply
  79. Smps 220vac / 13.8vcc For 100a
  80. Need help with powersupply.
  81. 2x batterie's, one charge, one in use?
  82. Transformer wiring
  83. help with single supply for two EQ/preamps
  84. good EI splitcoil trafo
  85. 1.2 kw Full bridge with SG3525 ACMC and VMC
  86. Parallelling power transformers
  87. Help with 8 channel Leach Amp Power Supply
  88. PSU from supermarket DVD?
  89. 35v to 18v
  90. About repairing a 1750 watt power inverter
  91. Common-mode choke discussion please
  92. You opinion about this ripple killer
  93. Output regulator after torodial transformer?
  94. Bench supply?
  95. my mixer berinhger UB 2222 FX Pro dead
  96. PSU Tube regulator
  97. positive and dual power from LM675
  98. Soft Start Module
  99. IR2110 question (help me)
  100. best place for output voltage
  101. Too much capacitance?
  102. MC34063 blues
  103. Anyone tried this 12vdc 1A supply?
  104. SMPS to Pure Sine
  105. Need help with SLA battery capacitor bank
  106. Dual Power Supply.l
  107. Toroid transformer slim
  108. Dual Supply for Low Power but Sensitive Circuit
  109. FULL BRIDGE SMPS: With or without poly cap in primary coil?
  110. Push-Pull SMPS spikes recuperation
  111. Tube PSU differences
  112. Radio Shack Transformer 273-1512
  113. Voltage Regulator(s) for Bench Supply from Laptop Wall Adapter
  114. Good 13.5V up to 5A PSU
  115. [NOOB] Power supply mayhem
  116. Efficient current limiting for a dc/dc SMPS?
  117. LM2576 Inductor
  118. Reducing transformer voltage...
  119. Questions when designing a syncrhonous SMPS (75W)
  120. Any disadvantage to multiple parallel caps for PS?
  121. I need a power supply for sp5700
  122. Smoothing modified sinewave Inverter
  123. Tuna can shield
  124. Wiring Transformers Using The Series Parallel Scheme
  125. ESP soft start circuit
  126. Is this a practical HV supply?
  127. Silly question
  128. how to build a regulated psu to drive an op-amp?
  129. Need help stabilising PSU
  130. Afzal
  131. Learning Project - Buck SMPS
  132. SMPS Greenhorn
  133. Can I replace transformer drive with optocoupler in halfbridge smps?
  134. Li-Ion Charger Using Max 1555
  135. curious defect
  136. Tranny capability question...
  137. The simplistic Salas low voltage shunt regulator
  138. Help w/ Battery Selection
  139. Tube PS using 6H30 into a 6550
  140. Another look at the LM317 and LM337 regulators
  141. Low noise Regulated +-12v supply?
  142. VELODYNE 110V to 220V
  143. Batteries Revisited
  144. 15v / 200a Help!
  145. 120V DC Lead battery desulfator! Lightbulb and Bridge Rectifier!
  146. Mounting snap-in caps
  147. 15mA 120V AC Power supply dessign
  148. Will this work?
  149. Want testing report
  150. janus shunt reglator Help me !!
  151. Connectors for shared power transformer
  152. Graetz Bridge Questions
  153. High power SMPS design.
  154. Can I do this?
  155. Sharing gainclone PSU with other circuits
  156. Need help with voltage doubler
  157. Choke Input Filter on Class A PS
  158. Temperature compensated MAIDA
  159. Linear power supply causing mains hum at speaker
  160. 5V dc power supply
  161. Difficulties with DC/DC converter 12V to +/-40V, 8 amps
  162. cheap DIY PURE AC regenerator
  163. HF noise on unregulated PSU - help!
  164. Smps In Development
  165. Clean DC supply?
  166. Piezobee -a very simple and cheap power filter
  167. DC Power supply questions, advice appreciated!
  168. Rod Elliott's capacitance multiplier supply
  169. Car computer SMPS
  170. Halogen transformers
  171. help with designing a power supply
  172. are these caps okay?
  173. were can i find how to configure sg3525 as a half brige
  174. Simple power inductor calculator
  175. monitor voltage input
  176. SLA batteries as power supply. What's needed?
  177. When to use 317 and 7805?
  178. High Current Regulated Power Supply For Gainclone: Design Thread
  179. Bipolar Variable Power supply for protoboard
  180. Grounding with separate enclosures
  181. sync of SG3525
  182. Phase inverting one half of a push-pull parrallel channel before recombining?
  183. Chipamp PSU layout
  184. VA rating needed for 2x60W
  185. CFL inverter
  186. How could you run a set of speakers with two different amp classes?
  187. 2 IC SMPS for car audio, how stupid is this?
  188. Voltage regulation for TL494?
  189. Trygon RS60-7.5
  190. problems unifying grounds
  191. Confused about transformers
  192. +/-80V 7Amp SMPS
  193. Looking for the ideal linear SMD voltage regulator, any suggestions?
  194. About a PWM power inverter
  195. Power supply photo`s
  196. Projector Power Supply Repair Needed
  197. Need SMPS Gate Drive Transformer
  198. Chipamp PSU- TP resistor across fuse??
  199. How to disassemble EI cores?
  200. can someone draw a PCB for a SMPS for me?
  201. SMPS question
  202. will this transformer do?
  203. Isolation after transformer considered isolated?
  204. 50Hz UPS
  205. Projet SMPS very popular, with a change made by me, will it work?
  206. On Off pop annoying, odd mix of system.
  207. Trim pots
  208. Best low noise regulator?
  209. Reclaimed transformer
  210. Is there any "best" power supply design?
  211. Winding a Monster Toroid, Hum & Voltage Sag
  212. R/C battery and charger
  213. Rectifier for lighting transformer
  214. LT Dual Tracking 3A Regulated Power Supply 1.25V to 20V
  215. 11.5-12.8v to 13.8-14.4v boost
  216. Simple TL594/single MOSFET offline SMPS
  217. need a PS for a pre, DAC, and headphone amp
  218. Power Trans Winding Parallel AC or DC?
  219. DC-DC Cuk converter (advice please)
  220. Rectifying multiple secondaries..
  221. What does this notation mean?
  222. Boost controller for +48VDC?
  223. SMPS by by Christophe P. Basso or
  224. clc filter
  225. Confused about a transformer's power rating
  226. Mains Filtering
  227. Transformer Winding
  228. Boost converter
  229. Woes with protection components
  230. voltage reg ic for +-16v 2amp
  231. SG3525 Frequency
  232. LM3886 Power supply
  233. Seperate/Dedicate 12V Power Supply for TT's Motor
  234. One trafo-two amps?
  235. Weight differences of transformers
  236. Determining CM Choke values
  237. SMPS PCB Layout Advice
  238. forward regulation of push-pull average current mode control?
  239. Power Supply Requlation
  240. Simple I'm Sure...Wiring 2 Single Supplies to Make a Dual
  241. Diy Psu
  242. SMPS Datasheets
  243. SMPS 12v to +-70V
  244. Noise on laptop charger PSU
  245. self_osc
  246. Behringer DDX3216
  247. SMPS for "isolation": 120in-->~100dc out??
  248. SMPS repair has me stumped
  249. Building a class II PSU (double insulated, no safety earth)
  250. +/-18V & +48V from a battery

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