View Full Version : Power Supplies

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  1. Help with a Power Supply for Thorens TD146
  2. rockford fosgate t2000-1bd blown power supply mosfets
  3. +/- 60 to +/-20 VDC
  4. PWM input voltage compensation
  5. Round Potted Chokes directions
  6. Popping sound from turning off a power strip
  7. Tv power transformers for audio use?
  8. Ripple current in input capacitor too high?
  9. 6992 Pre Amp PSU, whats wrong here?
  10. No frills, cheap 'n crude HV shunt-reg/hum-killer
  11. Noobie dual secondary question
  12. Center tap toroidal transformer
  13. Resonance of LC output stage of Full-bridge?
  14. Inrush current limiter and choosing a correct relay
  15. Torodial transformer - help with secondary windings
  16. Toroid Toroidal Power Transformer Installation
  17. Simple PSU question .....
  18. PSB SubSonic 5i problems- no go
  19. Help powering electret
  20. 36volt 6amp power supply for LED
  21. Help with choosing a transformer?
  22. HV shunt regulator
  23. Dumb question time - tapped choke
  24. Where is it best to send the rectified DC
  25. universal smps ....without pfc fron end
  26. using a transformer in reverse ??
  27. Somebody help me understand the principles behind this DC blocker?
  28. High power buck converter 36v output for electric vehicle.
  29. Toroidal Transformer hook up.
  30. Simplest regulator for 1500v?
  31. Beginner regulated buck converter, 20-30v in, 13.8v out
  32. IXFH32N50
  33. Quad Rail ATX Power Supply
  34. This project SMPS in English
  35. Preamplifier Power Supply Rail Capacitance, How Much? - DH-101 vs DH-110
  36. Cross-regulation vs transient response ..?
  37. SMPS a converter - help!
  38. Power Supply Bypass Cap?
  39. Current mode and coupled output inductor?
  40. Doing slope compensation with MC34025 full bridge
  41. The schematic for 100W Hi-Fi amplifier
  42. SMPS for Audio with DSP Class D
  43. 100V rated caps @ 35V
  44. Jan's quizz in the February Newsletter
  45. Amp PSU Pops
  46. can i use this rectifier? help thanks
  47. Radiated Emission Tests
  48. floating power supply designs
  49. 230 50hz-120v 60hz
  50. Please clarify power calculation
  51. applying smps to a preamp with rectified power supply
  52. Possible to charge 24 V Battery with 10 Ampere SMPS ?
  53. Switching Power Supply Eagle File
  54. Janus regulator troubleshooting
  55. Power Transformer Issue
  56. need help picking torroid
  57. Bulgin AC power switch
  58. LM723 Voltage regulator
  59. Question: Dc on the Mains from three phase?
  60. Using a 24v SMPS for a 12v board?
  61. Best Capacitor for Bridge Diode Snubber?
  62. Efficiency of 1000W flyback
  63. SMPS from Connexelectric?
  64. SMPS Question
  65. Quality SMSP with 2x35V/2x5A !
  66. Current density in smps transformer windings
  67. Gigaworks regulated PS
  68. Power supply positive-negative-ground from a single power supply
  69. hypex softstart for high power PSU
  70. SMPS noisy and overheating
  71. Comments on National Semiconductor Power Supply Design??
  72. Main Filter Caps/Bypass formula?
  73. Transformer winding -101
  74. A question about LM7812 (Regulator)
  75. Gigrac 1000st Power Supply
  76. Full Bridge SMPS is cheaper than Half-Bridge?
  77. LME49811 as a guitar amp.
  78. Extra leads from transformer, et al.
  79. Suggest a board - 18vac to 12vdc
  80. Onkyo amp expert help needed.. or really anyone that can diagnose a problem
  81. Voltage remains constant, right?
  82. First PSU, got a question
  83. How to measure transformer output
  84. High capacitance vs load on Bridge rectifiers
  86. Regulation of +/-50V SMPS for Class D?
  87. SMPS 100V 1A with PFC Help Needed
  88. SMPS Output Inductor Design
  89. A little sourcing help
  90. Ferrite transformer SMPS-help!
  91. My first Jung regulator: help needed
  92. PFC EVM as 390V + 6.3V tube supply
  93. Power flow to Class D guitar amplifier
  94. ILP traffo info needed
  95. How to measure reverse recovery of HFA08TB60....
  96. Musical Fidelity P-140X PowerAmp without Transformer, need help!
  97. Completed my 450W SMps with Active pfc
  98. Connex A1000SMPS
  99. Project for the SMPS 350W!
  100. Two amps on one transformer?
  101. Transformer Selection
  102. AC Voltage on ungrounded SMPS output
  103. Carver CT-Seven transformer
  104. EMI Suppressing Capacitors
  105. Audio SMPS with PFC is overengineered?
  106. Power supply project
  107. Tying it all together - Low Noise Internal System Grounding
  108. Lowering power supply noise - looking for ideas
  109. LTC4365 protection IC
  110. SPower 78xx replacement
  111. Class D SMPS...with coupled inductor output?
  112. How do power leads make a difference to sound?
  113. Mains rectifier currents into SMPS
  114. Amp toroidal transformer
  115. BUF634 as power source for Bugle?
  116. Listening directly to DC Power Supplies
  117. reading an electrolytic capacitor can
  118. Linear PS with no ground pin
  119. Other type of transistor use for audio (amplification or power safety system)?
  120. Soft starting, Shutoff OR current limiter circuit
  121. DNM T-network cap in conventional power supply??
  122. 12V(fixed) with 3 Amp current
  123. The BoomCase By Mr. SiMo
  124. 230V<->100V converter???
  125. Great 12V regulator chip for car...I think
  126. How old electrolytic capacitors can safely be used?
  127. 15v to 3v question
  128. Is a power conditioner worth it?
  129. A switch for 2 power source for a single amp
  130. Head Amp PS
  131. protection circuit for TL494 Based smps
  132. Digital audio and seperate power supplies
  133. Please . . . advice on filter caps
  134. Building a simple "soft start" speaker protection circuit
  135. Removing noise from power grid
  136. 6V -> 5V ?
  137. Problem with B&O ASP1000!
  138. Ceramic capacitor non-linearity
  139. Switch mode power supply w/ Voltage divider
  141. transformer rewinding
  142. Power Switch 'pop's frequency?
  143. Switcher EMC design
  144. Class D amp Regulated power supply??
  145. choosing transformer VA rating
  146. What transformer do I need?
  147. Inrush current in smps and it's inductors?
  148. how to test a power supply?
  149. Salas shunt help
  150. 2.5V to power LED
  151. Power Suppy 12v - 13,8v
  152. Valve power supply - How to size transformer?
  153. Marantz SR-7400 ps repair
  154. shelf oscilating psu
  155. behringer mx9000 - psu problem? or other?
  156. ATX power supply from 0...+/-40Vdc and 0...8A
  157. JVC Shelf Component System Power supply
  158. Shunt Regulator
  159. etd34 nt enough for 400w pfc
  160. Power supply build question from a first time Amp buldier
  161. Linear PSU circuit
  163. Paul Hynes, reliable?
  164. Janus shunt regulator problem
  165. JSR-01 super reg problem with -5vdc
  166. Help me understand ripple rateing please, I'm stuck.
  167. High Current Power Supply (no big transformer)
  168. Beginners attempt at a Bench Supply or Class A Regulated PSU based on LM317
  169. Fast diodes for power amps?
  170. Multi-voltage PS
  171. schematic for audio smps?
  172. SSLV1.1 builds & fairy tales
  173. Is this really an SMPS?
  174. power supply problem
  175. LM3886 as a PSU?
  176. Suggestions on PCB: LM317 As Walwart Regulator (1st Eagle PCB)
  177. Transformers with multiple secondaries - calculaing VA rating
  178. Need help in designing my PSU
  179. Bash Amp Power Supply Repair
  180. AC/DC umbilical cord
  181. 12v Regulator
  182. 360W SMPS lower or higher power (core and freq.)
  183. Virtual CT to divide voltage?
  184. combine stereo channel filaments ?
  185. Transformer problems...
  186. Help with -15V converter
  187. MAX current from AC single phase
  188. DAC PSU - capacitor sizes
  189. Charge a 12V SLA while using the amplifier.
  190. Problem with negative ALW superregulator
  191. power supply bypass cap size
  192. Flyback converter problems (UC3845 + MOSFET)
  193. Final verification of Protective Earth wiring
  194. SMPS Gnd, Chassis-Gnd, and Layer Stack
  195. Help With SMPS Transformer Size ID
  196. dc-dc full bridge boost
  197. My PCB design of Salas SHunt Reg
  198. Power factor correction for audio?
  199. is it possible to make a transformer out of choke?
  200. fear to power it up!!!
  201. 800W SMPS with no Power factor corrector
  202. Power Supply PCB for Randy Slone Totempole Amp
  203. SMPS with split rail output for Class D?
  204. PSU for class D...how reference controller?
  205. Split rail supplys for Class D amplifiers?
  206. Easiest way to supply +-60 and +-45 for cheapie ebay amp?
  207. calculating inrush to a capacitor bank
  208. Tony's latest traffo DIY build
  209. Simple dual PS
  210. LLC resonant SMPS not for guitar amps?
  211. using pc fan for cooling meanwell in case
  212. 40Amp / 700 microHenry Power Inductor
  213. modification of the BOZ power supply
  214. LM317T CCS Improvement
  215. Single 12v and +-12v needed, What options?
  216. DX Amp PSU with DC Protection
  217. PSU's for Squeezebox and USB D/A converter?
  218. 200W SMPS for Class D guitar amp
  219. Regulations for Audio Amp SMPS?
  220. Question: Subsituting Capacitors in Power Supply
  221. 700W PFC above 600V output
  222. how to get a bi-polar dc outputs from a single Battery!
  223. LiFePo4 charger ?
  224. Problem with using UC3855: Low output Voltage
  225. impact of the capacitors value increase
  226. Is this transformer okay?
  227. Simon Series Shunt Regulator
  228. HELP KRELL KRC power supply lead missing
  229. SMP Rails?
  230. Power Supply layout?
  231. WTD 120v AC regulation to 3% schematic?
  232. 12v to 70v 1400w what do you think?
  233. Can someone identify this mosfet manufacturer?
  234. need help with blown mosfets..plz....
  235. How are Transformer Watts Determined?
  236. Replacing Diodes in Vintage HP Power supply?
  237. multiple supply pls heelp
  238. Using a large 60hz toroid transformer as an SMPS transformer
  239. High Voltage Bridge Rectifier Confusion
  240. SMPS Trouble
  241. Half bridge Vs full bridge smps supplies
  243. transformer question
  244. Low Noise Linear regulator power supply
  245. High quality +/- 60v regulator options
  246. RC snubbers for diode recovery noise
  247. High Current Class A Amplifier Supply
  248. driving power mosfet with no gate resistor
  249. Simple regulated SMPS for my Ghettoblaster (pics)
  250. Power source for guitar amplifiers

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