View Full Version : Power Supplies

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

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