View Full Version : Power Supplies

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  1. Simple SMPS using 8 pin PIC microcontroller.
  2. Regulator topology design philosophy
  3. Power Supply for 500W+500W Amplifier
  4. basic question for a power adaptor with TA2024
  5. flux again
  6. Any problems with SMPS in series?
  7. Cheap Phase/Gain analyzer
  8. 12V AC adapter to 5V
  9. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  10. current transformer in older AT psu-s
  11. Behringer europower pmh1000 blown psu
  12. TAS5706A Class D Power Supply (Linear vs SMPS)
  13. Power Supply Help Needed
  14. Effect of combining capacitors?
  15. Wall wart alternative/AC power supply design & housing questions
  16. Mosfet Quiet Bootstrap
  17. Capacitor questions for a 6x4 supply.
  18. Isolation Transformers Power Requirements
  19. PSU for multiple amps/effects
  20. Tube preamp PSU
  21. LC networks in typical audio PSU applications
  22. Xentek 5kva isolation transformer runs hot!
  23. 15-0-15 supply slightly unbalanced
  24. Power Supply Case Size
  25. Bleeder Resistor
  26. Bleeder Resistor
  27. QP-4275 Power supply repair
  28. Cyrus 3i Modification to use PSX-R
  29. History of SMPS in audio ??
  30. What size of screw and torque screwdriver do I need for Cambridge Audio A1MK3?
  31. unstable emitter followers and odd behavior
  32. HI currenr Regulator
  33. Virtual ground in power amp applications
  34. Four pole (Jenssen) Capacitor question
  35. Electrolitycs?
  36. A circuit diagram from PCB layout and components
  37. where buy transformer
  38. Can I drive a valve circuit with no mains transformer?
  39. Keantoken's CFP cap multiplier
  40. Active Wharfedale Diamonds Transformer
  41. balanced ps from 2 lead tranny
  42. mains filter
  43. How to rate current from SMPS??
  44. Offline full-bridge SMPS
  45. Need help cleaning my waveforms on a simple half-bridge
  46. very simple question
  47. TL431 comparison
  48. LM337 and AN-181
  49. Help connecting power wires in Amp Head
  50. Need to knock a few volts off..!
  51. Is it worth potting the transformer and PSU caps of my Firstwatt f2
  52. Monster Cable HTS 5100mkii
  53. Adjusting a SMPS output
  54. Hypex SMPS - 12V Trigger (25mA)
  55. Scored preamp power supply, want opinions
  56. Batteries for power amps?
  57. Low-noise mains power for my device?
  58. 0 to 100V digitally controlled supply
  59. Question Regarding Soft-Start
  60. 35+35 800w smps
  61. 0ne 100uF cap or ten 10uF caps (or two 200uF caps...etc)
  62. Computer power supply
  63. Simple Xformer+R (oh, mysterious R!) question
  64. Using PC PSU for Sure 4x100 amp board
  65. quasi variac controlled wallwart
  66. preamp supply LOW power LOW noise LOW cost
  67. how do i convert 220VAC to 220VDC?
  68. Snubbing power switch properly
  69. Synchronous rectifier
  70. Mfg: ReQuest IMC IQ88
  71. Topologia of the fountain ATX seventeam, design of the trafo
  72. soft start help
  73. Commercial Mains Filters - Good or bad idea?
  74. Xfrmr secondary phasing
  75. Need a little help with UPS as inverters
  76. cheap simple way to drop 3-5v
  77. What happens with an output choke on a SMPS
  78. SMPS Core question
  79. Unregulated Power PCB
  80. Problem with tube regulator?
  81. New fan for KEPCO SM-160-1M
  82. dual lm3886 41hz supply?
  83. Inexpensive low profile 50,000 uF 60V caps in PSU
  84. Battery management system - how complicate is it ?
  85. Dual PSU layout - how does this look?
  86. Placing capacitor close to a power transformer
  87. Compare IGBT-losses and MOSFET-losses
  88. How to schematic switching power supply full bridge ?
  89. SLA Batteries - Advantages over Wall Warts
  90. How much does a 300 VA trafo weigh
  91. Any tips on how to include two power supplies safely and efficiently?
  92. How to protect circuits from reverse current flow?
  93. MOSFET body diodes in phase shift smps
  94. Questions
  95. need a smallish 24v 5A power supply ..
  96. When selecting DC connector plugs and sockets how do you make sure they match?
  97. power down
  98. First Power Supply
  99. ARC style regulated psu, tubed
  100. Choosing transformer for desired wattage
  101. Discrete Regulator for VAS and Input Stage
  102. Question about measuring DC output ripple
  103. Protection of variac...
  104. LTspice - problem simulating simple rectifier
  105. Eliminating Battery Charger Noise in DIY Stereo
  106. two-stage soft-start for large toroidals
  107. Help : any tips to get +/-24v from SLA 48v Battery
  108. ground noise
  109. Crown CL2 service schematics needed.
  110. Lets build a POWER CONDITIONER! input needed.
  111. Odd SMPS. Please, can you help me with it?
  112. Tube PS for mic pre help
  113. 12 vdc to 19vdc 5a
  114. series electrolytics....
  115. Marantz 2215b Transformer and personal build
  116. toroidal trafo help
  117. Power supply for T-amp and pre-amp?
  118. Building a "stiff" supply and need some input...
  119. can anyone tell me what this is and where to order a new one?
  120. Need help on Delta 1010 PSU mods
  121. How do i build a 12v power supply ?
  122. First filter cap - Big or Small?
  123. Why voltage dropped in my new transformer?
  124. simple design not working.
  125. Charging 12V SLA with bike dynamo / generator
  126. DAR PLUS E-I transformer dead How to work out voltage?
  127. Adjustable +/- 0-50V 0-5A Power Supply Schematics
  128. Simple (?) Capacitor question
  129. transformer wiring causing brain melt down
  130. Adjustable negative voltage supply
  131. Why does my SMPS show poor regulation?
  132. 80's boomboxes - how did they power the amps?
  133. Power Supply Wiring
  134. Opinions on power supply.
  135. Quick Q - 2 SMPS supplies in parallel
  136. selection of optocoupler.
  137. Help with rectifier circuit
  138. 18V AC+ 12V AC to +/-15V DC??
  139. looking for a high voltage (1kv) transistor
  140. Transformer soft-start with relays
  141. Power supply thoughts...
  142. supply change
  143. power resistor value ohm an watts??
  144. needing some ideas for a radio controlled car re capacitors!!
  145. flyback design issues
  146. Wire diameter in SMPS transformer - confusion
  147. 7915 regulator troubles
  148. need to clear about voltage of diode rectifier for psu
  149. I need a PSU for 6 LM3886's
  150. Connexelectronic a350smps or meanwell usd350?
  151. Transformer wiring to mains
  152. SMPS gate drive - please educate me
  153. Sony f211 intergreated amplifier wont power up
  154. Fast capacitors for SMPS
  155. Simple 78xx replacements
  156. suggestions for a power supply mod
  157. Does a LM317 act like a transformer
  158. transformer rating for a 1000W rms amp
  159. Supply voltage doubler question
  160. psu suggestions for 4 x 300w 4ohm
  161. linn smps powersupply
  162. High frequency SMPS for audio
  163. Major inrush surge problem with Toroid, HELP!
  164. Custom power transformer requirements
  165. Threads for SS High Voltage Power Regulators?
  166. A slightly different question about parallel rectifiers
  167. triac replacing transformer is it possible????????????
  168. Old mini Atx Powersupply
  169. Help with rewinding a transformer
  170. Power supply for my laboratory bench
  171. why sound best??
  172. Velleman 200W amp
  173. non-isolated power supply?
  174. Simple question on reverse polarity protection
  175. 750W inverter
  176. Soft Start again
  177. 12V to 160V@500mA ?
  178. Massive 3000 power supply trouble
  179. possible transformer VA ratings
  180. Help with 0 - 120 V linear DC power supply
  181. Need some help designing an SMPS for a car amp
  182. Need help!
  183. Extreme DIY: Building a homemade nuclear reactor in NYC
  184. Super PSU transformer
  185. smps in seriel for tube power supply
  186. Voltage regulators that work ~50V?
  187. Citation toroid for TT
  188. What's the skinney on using a SMPS for Hi-Fi?
  189. Peak or not peak, that is the question?
  190. Quick question on connecting this power supply
  191. Tranformer size how much is too much?
  192. Help Calculating Voltage after Rectification
  193. 230VAC to 5VDC 2A SMPS power supply design needed.
  194. Need transformer material datasheet
  195. Have 7v ac need 6.3v ac, need simple ideer
  196. PA input voltage simple precision regulator
  197. Help please,need to build a power supply for a car amp for home use
  198. +5V high current low noise regulator?
  199. help with transformer
  200. Power supply for 2 x fosgate P200.2 Amps
  201. SMPS Transformer Cooling
  202. Transformer questions
  203. Tryin to find a transformer
  204. help looking for a space saving isolation transformer for a portable tube amp
  205. (help) behringer mx9000 ps revisited
  206. 2 transformers per channel
  207. Ross Powered Mixer PC-4110MT transformer wiring
  208. The poor man SMPS
  209. Current Transformer: New Idea
  210. capacitor value
  211. Where to buy step-down toroidal transformer with electrostatic shield?
  212. Help need with PS for Idiot
  213. Amp needed for speakers
  214. External power supply / dangerous voltage?
  215. Placing regulator chip close to amplifier
  216. [Newbie] IP317T +1A 18V transformer - How much power?
  217. Externally programmed and adjustable regulated outboard amp power supply
  218. Buck converter using TL494?
  219. Using SMPS
  220. Need to clean up power...
  221. Design choices 12>>40V 100W ETD29 SMPS
  222. Will this work with regulators?
  223. 500W or more
  224. simple ic for 0-100% duty cycle PWM
  225. Push-pull SMPS (12V to +-25V) question
  226. Power supply For TDA2030A
  227. SMPS design for a car amp....not sure which topology to go with
  228. Help for Full Bridge 800W quasi resonant SPM
  229. Just a nice video ...
  230. Two Transformer Balanced Power Unit
  231. Wire Kit for Battery
  232. Modifying Powersupply
  233. How easy is it to replace a transformer in a linear power supply?
  234. Wire DC Power Jack for 9V Battery
  235. choke loaded power supply
  236. Light Bulb Tester
  237. toroidal transformers help
  238. orion 2100 HCCA amplifier
  239. Does this two circuit have the same output?
  240. Toroidal hum/buzz. Modifyed Venus PS-400A
  241. Confusion about star grounding?
  242. Automotive input magamp PSU
  243. Synchronous Rectification
  244. Power supply problem
  245. Connecting 2 bridge rectrifier
  246. half-bridge to full-bridge
  247. Isolated PFC Topology choice, 800W.
  248. Transform computer supply into 400V supply for tubes
  249. Possible to rewire this PSU from 220V to 110V?
  250. Newbie question about transformer?

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