View Full Version : Power Supplies

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

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