View Full Version : Power Supplies

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

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