View Full Version : Power Supplies

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  1. Why is DC out less than AC in?
  2. Voltage Doubler ?????
  3. Nichicon Gold Tune Terminal Wiring
  4. Linear or switching power supply in Sound Process
  5. Simple Low Noise Voltage Regulator?
  6. 5V power supply question
  7. Audiotek Cutie mini regulator
  8. Edcor power transformer rating
  9. Best electrolytics for power supply
  10. Need help please
  11. 230/115 transformer windings is phase important?
  12. Do domestic Kwh meters (ordinary electric meters) record reactive power.
  13. Upgrade my power supply
  14. pcb safety spacing
  15. Resistor 4R7 / W5
  16. Book is wrong about power stage transfer function for SMPS?
  17. Improving stability and transient response?
  18. Transformer center tap confusion and requirements
  19. MAX5035
  20. info on dynaco st-70 ps choke
  21. PFC-Boost+ BUCK Regulator Combo Controller
  22. SMPS for Class D amps means not possible?
  23. 1st Audio power supply(need help)
  24. Gain of Modulator/Power stage in Half Bridge?
  25. Need advice on replacing power supply caps
  26. Best way to create a dual supply
  27. Obtaining Bode plots for SMPS feedback loop
  28. winding a torroid ??
  29. Filter Cap Voltage Rating
  30. l7915c regulator has 18v output???
  31. Simple HV series regulators
  32. 140V miniature power supply
  33. +/- 15v AC required for balancing converter board
  34. Balanced power feedback experience needed
  35. duel toroidal transformer on mains
  36. paralling four 6A4 Diodes in Bridge
  37. 2000uf x 10 vs 10000uf
  38. PC PSU running a LM1876 on Soundcard
  39. bridge rectifier configuration on secondaries
  40. toroid question
  41. Want To Know What Voltage To Apply.
  42. Tube rectification for DAC SS analogue
  43. Transformer recommendation
  44. Question about V & A in power supply
  45. Meanwell SCN-800 Parallel operation?
  46. SMPS with Microcontroller
  47. Linear Power Supply Text Book
  48. How to determine primary & secondary of a transformer
  49. Wiring an Antek Transformer
  50. Dual secondaries with one bridge
  51. A Quick Question About Ground....
  52. Plus and minus regulated supply
  53. SMPS Blown When Connected to Mains
  54. Cheap high quality filtering?
  55. Amplifier Power supply not working
  56. Ferrite toroidal transformer
  57. Help needed! Connecting PSU caps in // when they are in a block arrangement
  58. Single capacitor for both rails.
  59. 2x1000 W SMPS for audio
  60. Help with Super Cascode Power Supply
  61. need a schematic for 12v dc - 300 dc inverter
  62. Toroidal question
  63. Any one want transfo from Onkyo A-807?
  64. Best Way to Suppress TX AC Secondary Noise??
  65. Amplifier transformer input current on the primary (FBR and Caps)
  66. Testing electrolytics
  67. where can i find this capacitor?
  68. Regulator spec sheets
  69. Help with a Power Supply for Thorens TD146
  70. rockford fosgate t2000-1bd blown power supply mosfets
  71. +/- 60 to +/-20 VDC
  72. PWM input voltage compensation
  73. Round Potted Chokes directions
  74. Popping sound from turning off a power strip
  75. Tv power transformers for audio use?
  76. Ripple current in input capacitor too high?
  77. 6992 Pre Amp PSU, whats wrong here?
  78. No frills, cheap 'n crude HV shunt-reg/hum-killer
  79. Noobie dual secondary question
  80. Center tap toroidal transformer
  81. Resonance of LC output stage of Full-bridge?
  82. Inrush current limiter and choosing a correct relay
  83. Torodial transformer - help with secondary windings
  84. Toroid Toroidal Power Transformer Installation
  85. Simple PSU question .....
  86. PSB SubSonic 5i problems- no go
  87. Help powering electret
  88. 36volt 6amp power supply for LED
  89. Help with choosing a transformer?
  90. HV shunt regulator
  91. Dumb question time - tapped choke
  92. Where is it best to send the rectified DC
  93. universal smps ....without pfc fron end
  94. using a transformer in reverse ??
  95. Somebody help me understand the principles behind this DC blocker?
  96. High power buck converter 36v output for electric vehicle.
  97. Toroidal Transformer hook up.
  98. Simplest regulator for 1500v?
  99. Beginner regulated buck converter, 20-30v in, 13.8v out
  100. IXFH32N50
  101. Quad Rail ATX Power Supply
  102. This project SMPS in English
  103. Preamplifier Power Supply Rail Capacitance, How Much? - DH-101 vs DH-110
  104. Cross-regulation vs transient response ..?
  105. SMPS a converter - help!
  106. Power Supply Bypass Cap?
  107. Current mode and coupled output inductor?
  108. Doing slope compensation with MC34025 full bridge
  109. The schematic for 100W Hi-Fi amplifier
  110. SMPS for Audio with DSP Class D
  111. 100V rated caps @ 35V
  112. Jan's quizz in the February Newsletter
  113. Amp PSU Pops
  114. can i use this rectifier? help thanks
  115. Radiated Emission Tests
  116. floating power supply designs
  117. 230 50hz-120v 60hz
  118. Please clarify power calculation
  119. applying smps to a preamp with rectified power supply
  120. Possible to charge 24 V Battery with 10 Ampere SMPS ?
  121. Switching Power Supply Eagle File
  122. Janus regulator troubleshooting
  123. Power Transformer Issue
  124. need help picking torroid
  125. Bulgin AC power switch
  126. LM723 Voltage regulator
  127. Question: Dc on the Mains from three phase?
  128. Using a 24v SMPS for a 12v board?
  129. Best Capacitor for Bridge Diode Snubber?
  130. Efficiency of 1000W flyback
  131. SMPS from Connexelectric?
  132. SMPS Question
  133. Quality SMSP with 2x35V/2x5A !
  134. Current density in smps transformer windings
  135. Gigaworks regulated PS
  136. Power supply positive-negative-ground from a single power supply
  137. hypex softstart for high power PSU
  138. SMPS noisy and overheating
  139. Duncan amps PSU designer II help
  140. Comments on National Semiconductor Power Supply Design??
  141. Main Filter Caps/Bypass formula?
  142. Transformer winding -101
  143. A question about LM7812 (Regulator)
  144. Gigrac 1000st Power Supply
  145. Full Bridge SMPS is cheaper than Half-Bridge?
  146. LME49811 as a guitar amp.
  147. Extra leads from transformer, et al.
  148. Suggest a board - 18vac to 12vdc
  149. Onkyo amp expert help needed.. or really anyone that can diagnose a problem
  150. Voltage remains constant, right?
  151. First PSU, got a question
  152. How to measure transformer output
  153. High capacitance vs load on Bridge rectifiers
  155. Regulation of +/-50V SMPS for Class D?
  156. SMPS 100V 1A with PFC Help Needed
  157. SMPS Output Inductor Design
  158. A little sourcing help
  159. Ferrite transformer SMPS-help!
  160. My first Jung regulator: help needed
  161. PFC EVM as 390V + 6.3V tube supply
  162. Power flow to Class D guitar amplifier
  163. ILP traffo info needed
  164. Power supply RC (ohm's law) question -NEWBIE ALERT
  165. How to measure reverse recovery of HFA08TB60....
  166. Musical Fidelity P-140X PowerAmp without Transformer, need help!
  167. Completed my 450W SMps with Active pfc
  168. Connex A1000SMPS
  169. Project for the SMPS 350W!
  170. Two amps on one transformer?
  171. Transformer Selection
  172. AC Voltage on ungrounded SMPS output
  173. Carver CT-Seven transformer
  174. EMI Suppressing Capacitors
  175. Audio SMPS with PFC is overengineered?
  176. Power supply project
  177. Tying it all together - Low Noise Internal System Grounding
  178. Lowering power supply noise - looking for ideas
  179. LTC4365 protection IC
  180. SPower 78xx replacement
  181. Class D SMPS...with coupled inductor output?
  182. How do power leads make a difference to sound?
  183. Mains rectifier currents into SMPS
  184. Amp toroidal transformer
  185. BUF634 as power source for Bugle?
  186. Listening directly to DC Power Supplies
  187. reading an electrolytic capacitor can
  188. Linear PS with no ground pin
  189. Other type of transistor use for audio (amplification or power safety system)?
  190. Soft starting, Shutoff OR current limiter circuit
  191. DNM T-network cap in conventional power supply??
  192. Looking for some PSU advice ...
  193. 12V(fixed) with 3 Amp current
  194. The BoomCase By Mr. SiMo
  195. 230V<->100V converter???
  196. Great 12V regulator chip for car...I think
  197. How old electrolytic capacitors can safely be used?
  198. 15v to 3v question
  199. Is a power conditioner worth it?
  200. A switch for 2 power source for a single amp
  201. Head Amp PS
  202. Sweet folly: a tube SMPS
  203. protection circuit for TL494 Based smps
  204. Digital audio and seperate power supplies
  205. Please . . . advice on filter caps
  206. Building a simple "soft start" speaker protection circuit
  207. Removing noise from power grid
  208. 6V -> 5V ?
  209. Problem with B&O ASP1000!
  210. Ceramic capacitor non-linearity
  211. Switch mode power supply w/ Voltage divider
  212. Onkyo CR-305TX PSU FAult
  213. transformer rewinding
  214. Power Switch 'pop's frequency?
  215. Switcher EMC design
  216. Class D amp Regulated power supply??
  217. choosing transformer VA rating
  218. What transformer do I need?
  219. Inrush current in smps and it's inductors?
  220. how to test a power supply?
  221. Salas shunt help
  222. 2.5V to power LED
  223. Power Suppy 12v - 13,8v
  224. Valve power supply - How to size transformer?
  225. Marantz SR-7400 ps repair
  226. shelf oscilating psu
  227. behringer mx9000 - psu problem? or other?
  228. ATX power supply from 0...+/-40Vdc and 0...8A
  229. JVC Shelf Component System Power supply
  230. Shunt Regulator
  231. etd34 nt enough for 400w pfc
  232. Power supply build question from a first time Amp buldier
  233. Linear PSU circuit
  235. Paul Hynes, reliable?
  236. Janus shunt regulator problem
  237. JSR-01 super reg problem with -5vdc
  238. Help me understand ripple rateing please, I'm stuck.
  239. High Current Power Supply (no big transformer)
  240. Beginners attempt at a Bench Supply or Class A Regulated PSU based on LM317
  241. Fast diodes for power amps?
  242. Multi-voltage PS
  243. schematic for audio smps?
  244. SSLV1.1 builds & fairy tales
  245. Is this really an SMPS?
  246. power supply problem
  247. LM3886 as a PSU?
  248. Suggestions on PCB: LM317 As Walwart Regulator (1st Eagle PCB)
  249. Transformers with multiple secondaries - calculaing VA rating
  250. Need help in designing my PSU

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