View Full Version : Power Supplies

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  1. Help needed for Pioneer SA-500.
  2. Bipolar Supply, Unbalanced Load
  3. Some One Guide This SMPS NEWBIE
  4. Ventilating Transformers
  5. Tranny with multiple primary winding
  6. Remote control switch for power amplifier
  7. Gainclone preamp problem, something wrong with psu?
  8. convert +12 to +/-12
  9. LM1084 5.0 need 6v
  10. Power sensor/detector
  11. Wanted - Schematic diagrams for Artesyn ( Sun V880 Server ) Power Supplies.
  12. Cap for tube power supply
  13. Quick question on grounding procedure
  14. Correct Fitting of DC Blockers
  15. possible to achieve 1kw with uc3842?
  16. Regulated +80V Supply ....
  17. Where can I get transformer for this (USA)?
  18. Power Supply Resevoir Size
  19. Power Transformer gave out..need help!
  20. Audio DSP Power Supply
  21. Question about Solar panel charging for my boombox
  22. Another Soft Start Circut
  23. DPS-600 fast regulated smps for Wire-Amp
  24. crossed wires
  25. What's wrong with a PSU like this?
  26. Where do you buy your toroidal transformers from?
  27. BOSE 1602
  28. How to measure rectifier recovery current pulses
  29. Anyone here understand volt-amps?
  30. New power supply for Quad 405
  31. Rectifier giving out over 3x AC voltage
  32. Do batteries still rule?
  33. 50V Power Supply
  34. Beginner Help.
  35. Preamp remotely turning on Monoblock PSUs
  36. Polytone power supply rehab..can u help?
  37. 12v AC - 300v regulated DC switched power supply
  38. Regulated Capacitance Multiplier Supply Board
  39. 2kw pull-push offline smps
  40. Dual supply using 2 transformers +170-0-170
  41. What SMPS topology is this?
  42. Negative and positive regulated supply:same winding?
  43. Power supply cap mod
  44. Relay between power supply and IV stage causes an audible click
  45. lm338 psu
  46. help finding used SolaHD Power Supply
  47. Selectronic Rcore Transformers
  48. Convert SMPS from half to full bridge
  49. Power supply simulating problem
  50. What's wrong with this circuit?
  51. Tranny hookup
  52. Tranny hookup
  53. select power for bridge rectifier
  54. LM317 safe operating temperature
  55. Droping Resistor.
  56. 845 Heater Power supply problems
  57. Relay to turn on amp using 12v trigger
  58. DIY KIT Power supply for Squeezebox duet and Touch
  59. Toroid transformer and big voltage drop
  60. How to power these boards on DC?
  61. Quick (stupid?) question on paralleling PSs
  62. PSU choke
  63. Snubber caps with sic rectifiers?
  64. UC3854 LTspice model
  65. High voltage step-down switching regulator
  66. Revie my +-15V and +5V power supply
  67. 6V6 veriable tube regulated
  68. help with power supply, really stressed
  69. TNY256 - what is that "Y1 Safety" capacitor for ?
  70. Single vs Parallel Capacitor
  71. Minimax MW1125 to power NE5532
  72. smps for car audio with TL494
  73. usb power supply for audio
  74. Tivoli Model One - Supply overvoltage, where to look for repair
  75. Need help:Power supply Capacitor!
  76. Logitech Z5500 220V 50Hz to 220V 60Hz
  77. Actual power rating of resistor?
  78. series regulated power supply with feedback for Nelson Amplifier
  79. Transformer mains wiring
  80. Guitar Pedal Power Supply
  81. Anyone listened to Li-ion batteries?
  82. P/S Cap Orientation Question
  83. Small, high quality 15v PS to drive an SE/SE Wire
  84. the best design for a <15A linear regulator for solar power supply
  85. ASK HU power supplies
  86. Toroidal transformer isolation
  87. Power transformer question.
  88. Trip GFI
  89. Circuit for mic phantom power
  90. fuse type and rating
  91. How to Configure Audio Input as Power Switch?
  92. how to simulate schematic
  93. Why no FWB output for SMPS
  94. Power transformer question, any helpful suggestions welcome
  95. +/-15V supply for op-amps
  96. rca 14BT power supply
  97. Variacs - testing, listening?
  98. Power Supply Problem Help!!!
  99. TA2020 Amp and 12V 7Ah SLA Battery??
  100. I super need 12V to +-85V 20A POWER SCH
  101. Sola Transformer?
  102. General Power Supply Questions
  103. Power transformer
  104. Flyback with LT1372/1377
  105. Isolated vs non-isolated DC converters for car audio amplification
  106. Replacement transistor for DTC 143 es
  107. Y1 and Y2 Capacitor in SMSP circuit
  108. Loading Papa's regulator with 2 F5 channels?
  109. Winding SMPS transformer
  110. 576W SMPS for car audio amplifier
  111. Were did the power go
  112. 24V 4.5A PSU fell in my lap. Using it as mains power and NiMH Charger?
  113. PSUD help - 26 heater
  114. using Lambda SMPS as constant current source
  115. Charging 12V SLA from car
  116. 2SK1020 inverter switching
  117. TL431 Problem in SMPS circuit
  118. Capacitor advice needed
  119. Inductors in Power Supplies
  120. 24VDC to ~15VDC without a regulator
  121. Building my own 24V Battery Pack. Chargers?
  122. Mains relay help please :D
  123. Need help with a Sherwood rd 6502 transformer.
  124. power supply 6d22S
  125. fixing torodial xformers to a chassis
  126. SMPS topologies.
  127. snubber designing for full bridge power supply
  128. 12VDC power supply
  129. smps switching frequency and noise
  130. 1kw offline smps new
  131. strange ripple noise in DC power supplies ?
  132. 7905 bypass current
  133. Transformer secondary voltage reduction
  134. Linear LED driver
  135. Variac power supply simulation in PSUD2
  136. LTspice simulation
  137. transistor as power switch
  138. 10.2VAC for 9VAC units?
  139. Power conditioner filter
  141. HV Regulation using variable series LV supply?
  142. PSUDII simulation vs reality
  143. Hammond 182V24 and 182S24
  144. Please help me mend this power supply board.
  145. Boostor, an ideal companion for a Circlophone on the move
  146. Isolation Transformer
  147. 12 VDC to 120 VAC inverters
  148. Capacitance Multiplier question
  149. Dual Polarity PSU Question
  150. Dual voltage from a battery
  151. LM317 CCS in DC Power supply - Does HF performance matter?
  152. How to fix it?
  153. pin out for the 3 pin mini din of Wadia 170i
  154. 9VDC battery powered power supply
  155. I display
  156. Exceeding transformer's voltage rating
  157. The Well Regulated Power Supply
  158. What power supply is this and how does it work
  159. why not 3 phase?
  160. Maximum DC power for a Transistor before heatsink necesssary?
  161. Sony Transformer output
  162. LM3886+6n11 amp build question
  163. Why is my mains like this? Is this normal?
  164. Adjustable 0-24V 1A bench PSU
  165. Need help finding a 26.5V PSU
  166. 216 watt toroidal txr
  167. X-capacitor
  168. Simple linear reg short circuit LED
  169. Faulty Marantz Power Amplifier Supply!
  170. SMPS from Linn Exotik - any good
  171. protection circuits (swith circuit)
  172. Bruel and Kjaer type 2803 Dual Microphone Power Supply Service Manual
  173. Keeping Shunt current output consistent
  174. SMPS PSU from Oberheim Xpander not working need help
  175. topology best choice
  176. SMPS Help
  177. Best approach for dual-voltage supply for 6EM7 amp?
  178. Newb power/speaker questions
  179. Suggestions for Ultrafast Diode.
  180. atx linear power supply newbie help
  181. Placid BP 3.1
  182. Am I loosing power somewhere?
  183. Disk capacitor replacement/upgrade
  184. 45v lm317?
  185. Need help locating transformer
  186. Simple Mosfet Regulator
  187. Quick question on ps requirements, mainly cap sizes
  188. power on?
  189. What the hell happened to transformer prices
  190. 2nd Xfmr with Flyback Converter
  191. Recap sansui au-d101
  192. simple question
  193. Choke formula - Marty Brown
  194. Any Opinions on Tube-Rectifiers & PWR-Sup. sag on purpose for guitar amps?
  195. What does 25+25V mean?
  196. Somewhat unknown toroidal transformer specs, how to find out more?
  197. A simple PushPull balance LED indicator?
  198. Need help to fit caps on PCB
  199. Proper grounding with more then one PSU
  200. CT transformer Amperage Question
  201. Suggestions for my SMPS
  202. Reduce Output Noise and International SNR standard
  203. Jacks for Power Supplies
  204. Help! Battery charger +/- 41,2V with TL783
  205. low CAp Values on P.S. HI-voltage?
  206. Jolida SJ-592a Amp
  207. connecting primaries in series
  208. Hands off! ..or is it just different in the US
  209. Electric fields
  210. Rewire 240V toroidal transformer for 120V
  211. Altec Lansing Supply - Please Help Identify
  212. Sansui Power Transformer
  213. Arcam CD72 power supply
  214. Please help a mathematically challenged builder
  215. Trans with two pairs of primaries and two pairs of secondaries = two transformers
  216. Bypass caps, worth it ?
  217. Output EMC filter of smps & instability
  218. Float charger? Cut off at 13.5v rest until 12.5v before switch on?
  219. Is PSUD II trust-worthy or not?
  220. Change 230 V to 115 V power transformer
  221. How does iron quality affect the power supply?
  222. Condenser mic capsule polarizing supply
  223. Adjustable Voltage Regulator Tripping GFI
  224. Souncraft spirit F1
  225. USB charger - how to check?
  226. Adapting SMPS adapters
  227. Linear's LT3080 Regulator
  228. Expert Help on Mains Transformer?
  229. Highest power flyback not needing fan?
  230. Meanwell SMPS question
  231. Building a Small Power Supply
  232. Somthing better than the LM7812
  233. Push-Pull 12V-200V 750w using Toroidal Transformer
  234. 12v DC wall wart creating noise
  235. sony mini diodes
  236. supply for volume control
  237. Chassis vibration ! How to solve ?
  238. I thought it was a myth...
  239. SMPS or linear power supply in amp?
  240. Power of SMPS for speakers?
  241. 24V DC computer fan speed control
  242. Linear 19v/3A PS Recommendations
  243. What about these regulators?
  244. MOSFET Source Follower Screen Grid Regulator
  245. ESP P05B power supply noise?
  246. Low Noise +-10V regulator
  247. DC-DC converter for vacuum tube heaters
  248. SMPS transformer design tool (ver.4000)
  249. help zx 750.1 kicker
  250. how to eliminates AC spikes

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