View Full Version : Power Supplies

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  1. Transformer recommendation
  2. Question about V & A in power supply
  3. Meanwell SCN-800 Parallel operation?
  4. SMPS with Microcontroller
  5. Linear Power Supply Text Book
  6. How to determine primary & secondary of a transformer
  7. Wiring an Antek Transformer
  8. Dual secondaries with one bridge
  9. A Quick Question About Ground....
  10. Plus and minus regulated supply
  11. SMPS Blown When Connected to Mains
  12. Cheap high quality filtering?
  13. Amplifier Power supply not working
  14. Ferrite toroidal transformer
  15. Help needed! Connecting PSU caps in // when they are in a block arrangement
  16. Single capacitor for both rails.
  17. 2x1000 W SMPS for audio
  18. Help with Super Cascode Power Supply
  19. need a schematic for 12v dc - 300 dc inverter
  20. Toroidal question
  21. Any one want transfo from Onkyo A-807?
  22. Best Way to Suppress TX AC Secondary Noise??
  23. Amplifier transformer input current on the primary (FBR and Caps)
  24. Testing electrolytics
  25. where can i find this capacitor?
  26. Regulator spec sheets
  27. Help with a Power Supply for Thorens TD146
  28. rockford fosgate t2000-1bd blown power supply mosfets
  29. +/- 60 to +/-20 VDC
  30. PWM input voltage compensation
  31. Round Potted Chokes directions
  32. Popping sound from turning off a power strip
  33. Tv power transformers for audio use?
  34. Ripple current in input capacitor too high?
  35. 6992 Pre Amp PSU, whats wrong here?
  36. No frills, cheap 'n crude HV shunt-reg/hum-killer
  37. Noobie dual secondary question
  38. Center tap toroidal transformer
  39. Resonance of LC output stage of Full-bridge?
  40. Inrush current limiter and choosing a correct relay
  41. Torodial transformer - help with secondary windings
  42. Toroid Toroidal Power Transformer Installation
  43. Simple PSU question .....
  44. PSB SubSonic 5i problems- no go
  45. Help powering electret
  46. 36volt 6amp power supply for LED
  47. Help with choosing a transformer?
  48. HV shunt regulator
  49. Dumb question time - tapped choke
  50. Where is it best to send the rectified DC
  51. universal smps ....without pfc fron end
  52. using a transformer in reverse ??
  53. Somebody help me understand the principles behind this DC blocker?
  54. High power buck converter 36v output for electric vehicle.
  55. Toroidal Transformer hook up.
  56. Simplest regulator for 1500v?
  57. Beginner regulated buck converter, 20-30v in, 13.8v out
  58. IXFH32N50
  59. Quad Rail ATX Power Supply
  60. This project SMPS in English
  61. Preamplifier Power Supply Rail Capacitance, How Much? - DH-101 vs DH-110
  62. Cross-regulation vs transient response ..?
  63. SMPS a converter - help!
  64. Power Supply Bypass Cap?
  65. Current mode and coupled output inductor?
  66. Doing slope compensation with MC34025 full bridge
  67. The schematic for 100W Hi-Fi amplifier
  68. SMPS for Audio with DSP Class D
  69. 100V rated caps @ 35V
  70. Jan's quizz in the February Newsletter
  71. Amp PSU Pops
  72. can i use this rectifier? help thanks
  73. Radiated Emission Tests
  74. floating power supply designs
  75. 230 50hz-120v 60hz
  76. Please clarify power calculation
  77. applying smps to a preamp with rectified power supply
  78. Possible to charge 24 V Battery with 10 Ampere SMPS ?
  79. Switching Power Supply Eagle File
  80. Janus regulator troubleshooting
  81. Power Transformer Issue
  82. need help picking torroid
  83. Bulgin AC power switch
  84. LM723 Voltage regulator
  85. Question: Dc on the Mains from three phase?
  86. Using a 24v SMPS for a 12v board?
  87. Best Capacitor for Bridge Diode Snubber?
  88. Efficiency of 1000W flyback
  89. SMPS from Connexelectric?
  90. SMPS Question
  91. Quality SMSP with 2x35V/2x5A !
  92. Current density in smps transformer windings
  93. Gigaworks regulated PS
  94. Power supply positive-negative-ground from a single power supply
  95. hypex softstart for high power PSU
  96. SMPS noisy and overheating
  97. Comments on National Semiconductor Power Supply Design??
  98. Main Filter Caps/Bypass formula?
  99. Transformer winding -101
  100. A question about LM7812 (Regulator)
  101. Gigrac 1000st Power Supply
  102. Full Bridge SMPS is cheaper than Half-Bridge?
  103. LME49811 as a guitar amp.
  104. Extra leads from transformer, et al.
  105. Suggest a board - 18vac to 12vdc
  106. Onkyo amp expert help needed.. or really anyone that can diagnose a problem
  107. Voltage remains constant, right?
  108. First PSU, got a question
  109. How to measure transformer output
  110. High capacitance vs load on Bridge rectifiers
  112. Regulation of +/-50V SMPS for Class D?
  113. SMPS 100V 1A with PFC Help Needed
  114. SMPS Output Inductor Design
  115. A little sourcing help
  116. Ferrite transformer SMPS-help!
  117. My first Jung regulator: help needed
  118. PFC EVM as 390V + 6.3V tube supply
  119. Power flow to Class D guitar amplifier
  120. ILP traffo info needed
  121. How to measure reverse recovery of HFA08TB60....
  122. Musical Fidelity P-140X PowerAmp without Transformer, need help!
  123. Completed my 450W SMps with Active pfc
  124. Connex A1000SMPS
  125. Project for the SMPS 350W!
  126. Two amps on one transformer?
  127. Transformer Selection
  128. AC Voltage on ungrounded SMPS output
  129. Carver CT-Seven transformer
  130. EMI Suppressing Capacitors
  131. Audio SMPS with PFC is overengineered?
  132. Power supply project
  133. Tying it all together - Low Noise Internal System Grounding
  134. Lowering power supply noise - looking for ideas
  135. LTC4365 protection IC
  136. SPower 78xx replacement
  137. Class D SMPS...with coupled inductor output?
  138. How do power leads make a difference to sound?
  139. Mains rectifier currents into SMPS
  140. Amp toroidal transformer
  141. BUF634 as power source for Bugle?
  142. Listening directly to DC Power Supplies
  143. reading an electrolytic capacitor can
  144. Linear PS with no ground pin
  145. Other type of transistor use for audio (amplification or power safety system)?
  146. Soft starting, Shutoff OR current limiter circuit
  147. DNM T-network cap in conventional power supply??
  148. 12V(fixed) with 3 Amp current
  149. The BoomCase By Mr. SiMo
  150. 230V<->100V converter???
  151. Great 12V regulator chip for car...I think
  152. How old electrolytic capacitors can safely be used?
  153. 15v to 3v question
  154. Is a power conditioner worth it?
  155. A switch for 2 power source for a single amp
  156. Head Amp PS
  157. protection circuit for TL494 Based smps
  158. Digital audio and seperate power supplies
  159. Please . . . advice on filter caps
  160. Building a simple "soft start" speaker protection circuit
  161. Removing noise from power grid
  162. 6V -> 5V ?
  163. Problem with B&O ASP1000!
  164. Ceramic capacitor non-linearity
  165. Switch mode power supply w/ Voltage divider
  167. transformer rewinding
  168. Power Switch 'pop's frequency?
  169. Switcher EMC design
  170. Class D amp Regulated power supply??
  171. choosing transformer VA rating
  172. What transformer do I need?
  173. Inrush current in smps and it's inductors?
  174. how to test a power supply?
  175. Salas shunt help
  176. 2.5V to power LED
  177. Power Suppy 12v - 13,8v
  178. Valve power supply - How to size transformer?
  179. Marantz SR-7400 ps repair
  180. shelf oscilating psu
  181. behringer mx9000 - psu problem? or other?
  182. ATX power supply from 0...+/-40Vdc and 0...8A
  183. JVC Shelf Component System Power supply
  184. Shunt Regulator
  185. etd34 nt enough for 400w pfc
  186. Power supply build question from a first time Amp buldier
  187. Linear PSU circuit
  189. Paul Hynes, reliable?
  190. Janus shunt regulator problem
  191. JSR-01 super reg problem with -5vdc
  192. Help me understand ripple rateing please, I'm stuck.
  193. High Current Power Supply (no big transformer)
  194. Beginners attempt at a Bench Supply or Class A Regulated PSU based on LM317
  195. Fast diodes for power amps?
  196. Multi-voltage PS
  197. schematic for audio smps?
  198. SSLV1.1 builds & fairy tales
  199. Is this really an SMPS?
  200. power supply problem
  201. LM3886 as a PSU?
  202. Suggestions on PCB: LM317 As Walwart Regulator (1st Eagle PCB)
  203. Transformers with multiple secondaries - calculaing VA rating
  204. Need help in designing my PSU
  205. Bash Amp Power Supply Repair
  206. AC/DC umbilical cord
  207. 12v Regulator
  208. 360W SMPS lower or higher power (core and freq.)
  209. Virtual CT to divide voltage?
  210. combine stereo channel filaments ?
  211. Transformer problems...
  212. Help with -15V converter
  213. MAX current from AC single phase
  214. DAC PSU - capacitor sizes
  215. Charge a 12V SLA while using the amplifier.
  216. Problem with negative ALW superregulator
  217. power supply bypass cap size
  218. Flyback converter problems (UC3845 + MOSFET)
  219. Final verification of Protective Earth wiring
  220. SMPS Gnd, Chassis-Gnd, and Layer Stack
  221. Help With SMPS Transformer Size ID
  222. dc-dc full bridge boost
  223. My PCB design of Salas SHunt Reg
  224. Power factor correction for audio?
  225. is it possible to make a transformer out of choke?
  226. fear to power it up!!!
  227. 800W SMPS with no Power factor corrector
  228. Power Supply PCB for Randy Slone Totempole Amp
  229. SMPS with split rail output for Class D?
  230. PSU for class D...how reference controller?
  231. Split rail supplys for Class D amplifiers?
  232. Easiest way to supply +-60 and +-45 for cheapie ebay amp?
  233. calculating inrush to a capacitor bank
  234. Tony's latest traffo DIY build
  235. Simple dual PS
  236. LLC resonant SMPS not for guitar amps?
  237. using pc fan for cooling meanwell in case
  238. 40Amp / 700 microHenry Power Inductor
  239. modification of the BOZ power supply
  240. LM317T CCS Improvement
  241. Single 12v and +-12v needed, What options?
  242. DX Amp PSU with DC Protection
  243. PSU's for Squeezebox and USB D/A converter?
  244. 200W SMPS for Class D guitar amp
  245. Regulations for Audio Amp SMPS?
  246. Question: Subsituting Capacitors in Power Supply
  247. 700W PFC above 600V output
  248. how to get a bi-polar dc outputs from a single Battery!
  249. LiFePo4 charger ?
  250. Problem with using UC3855: Low output Voltage

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