View Full Version : Power Supplies

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  1. What's wrong with Ac line filters
  2. Need a 2W Bipolar DC - DC Converter circuit to make a dual rail power supply
  3. Flyback SMPS for high power....eg...350W
  4. Low duty cycle for full bridge SMPS?
  5. LLC converter
  6. Imported goods and UK Mains Voltage
  7. Will this sufficiently power my class D amp?
  8. 48v Phantom voltage from 30v smps
  9. 12V AC for 5Y3GT filament?
  10. 120v 60hz 2.5a Transformer
  11. HP 9100-4274 transformer
  12. HOMEMADE Dual output adjustable psi (Lm317+ka7912
  13. BA033 replacement?
  14. smps design using 12Vdc to CCS for LED lighting
  15. Mesa boogie strategy 110 to 230 volt conversion
  16. Low-Profile Torodial Traffo
  17. downside of using computer bus capacitors?
  18. new Thread by splitting into Linear and SMPS?
  19. Building a 24v battery pack to tbi millenia
  20. Toroidal transformer help!
  21. Help needed for tube power supply design with unknown choke..
  22. Adaptor question
  23. Quad 405 transformer removal
  24. SMPS with output supply of +-70V for audio amplifier
  25. Questions re: ripple in this simple shunt zener PS
  26. 24v SLAs Resistor Voltage drop
  27. Glassware PS-1 problem
  28. Power supply for 2x4 Minidsp
  29. Power Supply Voltage Regulator Problem
  30. +-45vdc regulated power supply schematics needed.
  31. secondary in parallel/series with primary
  32. Unregulated power supply output impedance
  33. About RCD snubber ckt
  34. magnetizer power supply
  35. What makes it a "Lab" supply?
  36. Preventing the inrush current saturation in a toroidal/EI transformer
  37. 5V Linear power supply design
  38. heater regulator
  39. Power transformer question
  40. 9VAC Wall Wart Power Supply
  41. 20 Khz 800 volts power supply for ultrasonic welder
  42. How to build 24v 2A Single Rail?
  43. Tube Power Supply Help
  44. Using constant current source as voltage regulator
  45. Hiraga power supply
  46. constant current vs current limit
  47. DC-DC variable voltage and current lab power supply
  48. Help needed for Pioneer SA-500.
  49. Bipolar Supply, Unbalanced Load
  50. Some One Guide This SMPS NEWBIE
  51. Ventilating Transformers
  52. Tranny with multiple primary winding
  53. Remote control switch for power amplifier
  54. Gainclone preamp problem, something wrong with psu?
  55. convert +12 to +/-12
  56. LM1084 5.0 need 6v
  57. Power sensor/detector
  58. Wanted - Schematic diagrams for Artesyn ( Sun V880 Server ) Power Supplies.
  59. Cap for tube power supply
  60. Quick question on grounding procedure
  61. Correct Fitting of DC Blockers
  62. possible to achieve 1kw with uc3842?
  63. Regulated +80V Supply ....
  64. Where can I get transformer for this (USA)?
  65. Power Supply Resevoir Size
  66. Power Transformer gave out..need help!
  67. Audio DSP Power Supply
  68. Question about Solar panel charging for my boombox
  69. Another Soft Start Circut
  70. DPS-600 fast regulated smps for Wire-Amp
  71. crossed wires
  72. What's wrong with a PSU like this?
  73. Where do you buy your toroidal transformers from?
  74. BOSE 1602
  75. How to measure rectifier recovery current pulses
  76. Anyone here understand volt-amps?
  77. New power supply for Quad 405
  78. Rectifier giving out over 3x AC voltage
  79. Do batteries still rule?
  80. 50V Power Supply
  81. Beginner Help.
  82. Preamp remotely turning on Monoblock PSUs
  83. Polytone power supply rehab..can u help?
  84. 12v AC - 300v regulated DC switched power supply
  85. Regulated Capacitance Multiplier Supply Board
  86. 2kw pull-push offline smps
  87. Dual supply using 2 transformers +170-0-170
  88. What SMPS topology is this?
  89. Negative and positive regulated supply:same winding?
  90. Power supply cap mod
  91. Relay between power supply and IV stage causes an audible click
  92. lm338 psu
  93. help finding used SolaHD Power Supply
  94. Selectronic Rcore Transformers
  95. Convert SMPS from half to full bridge
  96. Power supply simulating problem
  97. What's wrong with this circuit?
  98. Tranny hookup
  99. Tranny hookup
  100. select power for bridge rectifier
  101. LM317 safe operating temperature
  102. Droping Resistor.
  103. 845 Heater Power supply problems
  104. Relay to turn on amp using 12v trigger
  105. DIY KIT Power supply for Squeezebox duet and Touch
  106. Toroid transformer and big voltage drop
  107. How to power these boards on DC?
  108. Quick (stupid?) question on paralleling PSs
  109. PSU choke
  110. Snubber caps with sic rectifiers?
  111. UC3854 LTspice model
  112. High voltage step-down switching regulator
  113. Revie my +-15V and +5V power supply
  114. 6V6 veriable tube regulated
  115. help with power supply, really stressed
  116. TNY256 - what is that "Y1 Safety" capacitor for ?
  117. Single vs Parallel Capacitor
  118. Minimax MW1125 to power NE5532
  119. smps for car audio with TL494
  120. usb power supply for audio
  121. Tivoli Model One - Supply overvoltage, where to look for repair
  122. Need help:Power supply Capacitor!
  123. Logitech Z5500 220V 50Hz to 220V 60Hz
  124. Actual power rating of resistor?
  125. series regulated power supply with feedback for Nelson Amplifier
  126. Transformer mains wiring
  127. Guitar Pedal Power Supply
  128. Anyone listened to Li-ion batteries?
  129. P/S Cap Orientation Question
  130. Small, high quality 15v PS to drive an SE/SE Wire
  131. the best design for a <15A linear regulator for solar power supply
  132. ASK HU power supplies
  133. Toroidal transformer isolation
  134. Power transformer question.
  135. Trip GFI
  136. Circuit for mic phantom power
  137. fuse type and rating
  138. How to Configure Audio Input as Power Switch?
  139. how to simulate schematic
  140. Why no FWB output for SMPS
  141. Power transformer question, any helpful suggestions welcome
  142. +/-15V supply for op-amps
  143. rca 14BT power supply
  144. Variacs - testing, listening?
  145. Power Supply Problem Help!!!
  146. TA2020 Amp and 12V 7Ah SLA Battery??
  147. I super need 12V to +-85V 20A POWER SCH
  148. Sola Transformer?
  149. General Power Supply Questions
  150. Power transformer
  151. Flyback with LT1372/1377
  152. Isolated vs non-isolated DC converters for car audio amplification
  153. Replacement transistor for DTC 143 es
  154. Y1 and Y2 Capacitor in SMSP circuit
  155. Loading Papa's regulator with 2 F5 channels?
  156. Winding SMPS transformer
  157. 576W SMPS for car audio amplifier
  158. Were did the power go
  159. 24V 4.5A PSU fell in my lap. Using it as mains power and NiMH Charger?
  160. PSUD help - 26 heater
  161. using Lambda SMPS as constant current source
  162. Charging 12V SLA from car
  163. 2SK1020 inverter switching
  164. TL431 Problem in SMPS circuit
  165. Capacitor advice needed
  166. Inductors in Power Supplies
  167. 24VDC to ~15VDC without a regulator
  168. Building my own 24V Battery Pack. Chargers?
  169. Mains relay help please :D
  170. Need help with a Sherwood rd 6502 transformer.
  171. power supply 6d22S
  172. fixing torodial xformers to a chassis
  173. SMPS topologies.
  174. snubber designing for full bridge power supply
  175. 12VDC power supply
  176. smps switching frequency and noise
  177. 1kw offline smps new
  178. strange ripple noise in DC power supplies ?
  179. 7905 bypass current
  180. Transformer secondary voltage reduction
  181. Linear LED driver
  182. Variac power supply simulation in PSUD2
  183. LTspice simulation
  184. transistor as power switch
  185. 10.2VAC for 9VAC units?
  186. Power conditioner filter
  188. HV Regulation using variable series LV supply?
  189. PSUDII simulation vs reality
  190. Hammond 182V24 and 182S24
  191. Please help me mend this power supply board.
  192. Boostor, an ideal companion for a Circlophone on the move
  193. Isolation Transformer
  194. 12 VDC to 120 VAC inverters
  195. Capacitance Multiplier question
  196. Dual Polarity PSU Question
  197. Dual voltage from a battery
  198. LM317 CCS in DC Power supply - Does HF performance matter?
  199. How to fix it?
  200. pin out for the 3 pin mini din of Wadia 170i
  201. 9VDC battery powered power supply
  202. I display
  203. Exceeding transformer's voltage rating
  204. The Well Regulated Power Supply
  205. What power supply is this and how does it work
  206. why not 3 phase?
  207. Maximum DC power for a Transistor before heatsink necesssary?
  208. Sony Transformer output
  209. LM3886+6n11 amp build question
  210. Why is my mains like this? Is this normal?
  211. Adjustable 0-24V 1A bench PSU
  212. Need help finding a 26.5V PSU
  213. 216 watt toroidal txr
  214. X-capacitor
  215. Simple linear reg short circuit LED
  216. Faulty Marantz Power Amplifier Supply!
  217. SMPS from Linn Exotik - any good
  218. protection circuits (swith circuit)
  219. Bruel and Kjaer type 2803 Dual Microphone Power Supply Service Manual
  220. Keeping Shunt current output consistent
  221. SMPS PSU from Oberheim Xpander not working need help
  222. topology best choice
  223. SMPS Help
  224. Best approach for dual-voltage supply for 6EM7 amp?
  225. Newb power/speaker questions
  226. Suggestions for Ultrafast Diode.
  227. atx linear power supply newbie help
  228. Placid BP 3.1
  229. Am I loosing power somewhere?
  230. Disk capacitor replacement/upgrade
  231. 45v lm317?
  232. Need help locating transformer
  233. Simple Mosfet Regulator
  234. Quick question on ps requirements, mainly cap sizes
  235. power on?
  236. What the hell happened to transformer prices
  237. 2nd Xfmr with Flyback Converter
  238. Recap sansui au-d101
  239. simple question
  240. Choke formula - Marty Brown
  241. Any Opinions on Tube-Rectifiers & PWR-Sup. sag on purpose for guitar amps?
  242. What does 25+25V mean?
  243. Somewhat unknown toroidal transformer specs, how to find out more?
  244. A simple PushPull balance LED indicator?
  245. Need help to fit caps on PCB
  246. Proper grounding with more then one PSU
  247. CT transformer Amperage Question
  248. Suggestions for my SMPS
  249. Reduce Output Noise and International SNR standard
  250. Jacks for Power Supplies

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