View Full Version : Power Supplies

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

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