View Full Version : Power Supplies

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  1. PSU for car radio
  2. Museatex Meitner PP300 psup
  3. Help needed on CCS from the PSU Guru's
  4. SMPS to amp Boards connection
  5. 1kW LLC converter
  6. DC-DC step up converter?
  7. Help needed - reservoir capacitor after reservoir capacitor
  8. Earthing Questions
  9. 24v\25amp smps
  10. Impossible Ebay Item - Or not?
  11. Building a bench power supply
  12. Simple SMPS using 8 pin PIC microcontroller.
  13. Regulator topology design philosophy
  14. Power Supply for 500W+500W Amplifier
  15. basic question for a power adaptor with TA2024
  16. flux again
  17. Any problems with SMPS in series?
  18. Cheap Phase/Gain analyzer
  19. 12V AC adapter to 5V
  20. large (>18VA) 9VAC transformers hard to find, 8V? 10V?
  21. current transformer in older AT psu-s
  22. Behringer europower pmh1000 blown psu
  23. TAS5706A Class D Power Supply (Linear vs SMPS)
  24. Power Supply Help Needed
  25. Effect of combining capacitors?
  26. Wall wart alternative/AC power supply design & housing questions
  27. Mosfet Quiet Bootstrap
  28. Capacitor questions for a 6x4 supply.
  29. Isolation Transformers Power Requirements
  30. PSU for multiple amps/effects
  31. Tube preamp PSU
  32. LC networks in typical audio PSU applications
  33. Xentek 5kva isolation transformer runs hot!
  34. 15-0-15 supply slightly unbalanced
  35. Power Supply Case Size
  36. Bleeder Resistor
  37. Bleeder Resistor
  38. QP-4275 Power supply repair
  39. Cyrus 3i Modification to use PSX-R
  40. History of SMPS in audio ??
  41. What size of screw and torque screwdriver do I need for Cambridge Audio A1MK3?
  42. unstable emitter followers and odd behavior
  43. HI currenr Regulator
  44. Virtual ground in power amp applications
  45. Four pole (Jenssen) Capacitor question
  46. Electrolitycs?
  47. A circuit diagram from PCB layout and components
  48. where buy transformer
  49. Can I drive a valve circuit with no mains transformer?
  50. Keantoken's CFP cap multiplier
  51. Active Wharfedale Diamonds Transformer
  52. balanced ps from 2 lead tranny
  53. mains filter
  54. How to rate current from SMPS??
  55. Offline full-bridge SMPS
  56. Need help cleaning my waveforms on a simple half-bridge
  57. very simple question
  58. TL431 comparison
  59. LM337 and AN-181
  60. Help connecting power wires in Amp Head
  61. Need to knock a few volts off..!
  62. Is it worth potting the transformer and PSU caps of my Firstwatt f2
  63. Monster Cable HTS 5100mkii
  64. Adjusting a SMPS output
  65. Hypex SMPS - 12V Trigger (25mA)
  66. Scored preamp power supply, want opinions
  67. Batteries for power amps?
  68. Low-noise mains power for my device?
  69. 0 to 100V digitally controlled supply
  70. Question Regarding Soft-Start
  71. 35+35 800w smps
  72. 0ne 100uF cap or ten 10uF caps (or two 200uF caps...etc)
  73. Computer power supply
  74. Simple Xformer+R (oh, mysterious R!) question
  75. Using PC PSU for Sure 4x100 amp board
  76. quasi variac controlled wallwart
  77. preamp supply LOW power LOW noise LOW cost
  78. how do i convert 220VAC to 220VDC?
  79. Snubbing power switch properly
  80. Synchronous rectifier
  81. Mfg: ReQuest IMC IQ88
  82. Topologia of the fountain ATX seventeam, design of the trafo
  83. soft start help
  84. Commercial Mains Filters - Good or bad idea?
  85. Xfrmr secondary phasing
  86. Need a little help with UPS as inverters
  87. cheap simple way to drop 3-5v
  88. What happens with an output choke on a SMPS
  89. SMPS Core question
  90. Unregulated Power PCB
  91. Problem with tube regulator?
  92. New fan for KEPCO SM-160-1M
  93. dual lm3886 41hz supply?
  94. Inexpensive low profile 50,000 uF 60V caps in PSU
  95. Battery management system - how complicate is it ?
  96. Dual PSU layout - how does this look?
  97. Placing capacitor close to a power transformer
  98. Compare IGBT-losses and MOSFET-losses
  99. How to schematic switching power supply full bridge ?
  100. SLA Batteries - Advantages over Wall Warts
  101. How much does a 300 VA trafo weigh
  102. Any tips on how to include two power supplies safely and efficiently?
  103. How to protect circuits from reverse current flow?
  104. MOSFET body diodes in phase shift smps
  105. Questions
  106. need a smallish 24v 5A power supply ..
  107. When selecting DC connector plugs and sockets how do you make sure they match?
  108. power down
  109. First Power Supply
  110. ARC style regulated psu, tubed
  111. Choosing transformer for desired wattage
  112. Discrete Regulator for VAS and Input Stage
  113. Question about measuring DC output ripple
  114. Protection of variac...
  115. LTspice - problem simulating simple rectifier
  116. Eliminating Battery Charger Noise in DIY Stereo
  117. two-stage soft-start for large toroidals
  118. Help : any tips to get +/-24v from SLA 48v Battery
  119. ground noise
  120. Crown CL2 service schematics needed.
  121. Lets build a POWER CONDITIONER! input needed.
  122. Odd SMPS. Please, can you help me with it?
  123. Tube PS for mic pre help
  124. 12 vdc to 19vdc 5a
  125. series electrolytics....
  126. Marantz 2215b Transformer and personal build
  127. toroidal trafo help
  128. Power supply for T-amp and pre-amp?
  129. Building a "stiff" supply and need some input...
  130. can anyone tell me what this is and where to order a new one?
  131. Need help on Delta 1010 PSU mods
  132. How do i build a 12v power supply ?
  133. First filter cap - Big or Small?
  134. Why voltage dropped in my new transformer?
  135. simple design not working.
  136. Charging 12V SLA with bike dynamo / generator
  137. DAR PLUS E-I transformer dead How to work out voltage?
  138. Adjustable +/- 0-50V 0-5A Power Supply Schematics
  139. Simple (?) Capacitor question
  140. transformer wiring causing brain melt down
  141. Adjustable negative voltage supply
  142. Why does my SMPS show poor regulation?
  143. 80's boomboxes - how did they power the amps?
  144. Power Supply Wiring
  145. Opinions on power supply.
  146. Quick Q - 2 SMPS supplies in parallel
  147. selection of optocoupler.
  148. Help with rectifier circuit
  149. 18V AC+ 12V AC to +/-15V DC??
  150. looking for a high voltage (1kv) transistor
  151. Transformer soft-start with relays
  152. Power supply thoughts...
  153. supply change
  154. power resistor value ohm an watts??
  155. needing some ideas for a radio controlled car re capacitors!!
  156. flyback design issues
  157. Wire diameter in SMPS transformer - confusion
  158. 7915 regulator troubles
  159. need to clear about voltage of diode rectifier for psu
  160. I need a PSU for 6 LM3886's
  161. Connexelectronic a350smps or meanwell usd350?
  162. Transformer wiring to mains
  163. SMPS gate drive - please educate me
  164. Sony f211 intergreated amplifier wont power up
  165. Fast capacitors for SMPS
  166. Simple 78xx replacements
  167. suggestions for a power supply mod
  168. Does a LM317 act like a transformer
  169. transformer rating for a 1000W rms amp
  170. Supply voltage doubler question
  171. psu suggestions for 4 x 300w 4ohm
  172. linn smps powersupply
  173. High frequency SMPS for audio
  174. Major inrush surge problem with Toroid, HELP!
  175. Custom power transformer requirements
  176. Threads for SS High Voltage Power Regulators?
  177. A slightly different question about parallel rectifiers
  178. triac replacing transformer is it possible????????????
  179. Old mini Atx Powersupply
  180. Help with rewinding a transformer
  181. Power supply for my laboratory bench
  182. why sound best??
  183. Velleman 200W amp
  184. non-isolated power supply?
  185. Simple question on reverse polarity protection
  186. 750W inverter
  187. Soft Start again
  188. 12V to 160V@500mA ?
  189. Massive 3000 power supply trouble
  190. possible transformer VA ratings
  191. Help with 0 - 120 V linear DC power supply
  192. Need some help designing an SMPS for a car amp
  193. Need help!
  194. Extreme DIY: Building a homemade nuclear reactor in NYC
  195. Super PSU transformer
  196. smps in seriel for tube power supply
  197. Voltage regulators that work ~50V?
  198. Citation toroid for TT
  199. What's the skinney on using a SMPS for Hi-Fi?
  200. Peak or not peak, that is the question?
  201. Quick question on connecting this power supply
  202. Tranformer size how much is too much?
  203. Help Calculating Voltage after Rectification
  204. 230VAC to 5VDC 2A SMPS power supply design needed.
  205. Need transformer material datasheet
  206. Have 7v ac need 6.3v ac, need simple ideer
  207. PA input voltage simple precision regulator
  208. Help please,need to build a power supply for a car amp for home use
  209. +5V high current low noise regulator?
  210. help with transformer
  211. Power supply for 2 x fosgate P200.2 Amps
  212. SMPS Transformer Cooling
  213. Transformer questions
  214. Tryin to find a transformer
  215. help looking for a space saving isolation transformer for a portable tube amp
  216. (help) behringer mx9000 ps revisited
  217. 2 transformers per channel
  218. Ross Powered Mixer PC-4110MT transformer wiring
  219. The poor man SMPS
  220. Current Transformer: New Idea
  221. capacitor value
  222. Where to buy step-down toroidal transformer with electrostatic shield?
  223. Help need with PS for Idiot
  224. Amp needed for speakers
  225. External power supply / dangerous voltage?
  226. Placing regulator chip close to amplifier
  227. [Newbie] IP317T +1A 18V transformer - How much power?
  228. Externally programmed and adjustable regulated outboard amp power supply
  229. Buck converter using TL494?
  230. Using SMPS
  231. Need to clean up power...
  232. Design choices 12>>40V 100W ETD29 SMPS
  233. Will this work with regulators?
  234. 500W or more
  235. simple ic for 0-100% duty cycle PWM
  236. Push-pull SMPS (12V to +-25V) question
  237. Power supply For TDA2030A
  238. SMPS design for a car amp....not sure which topology to go with
  239. Help for Full Bridge 800W quasi resonant SPM
  240. Just a nice video ...
  241. Two Transformer Balanced Power Unit
  242. Wire Kit for Battery
  243. Modifying Powersupply
  244. How easy is it to replace a transformer in a linear power supply?
  245. Wire DC Power Jack for 9V Battery
  246. choke loaded power supply
  247. Light Bulb Tester
  248. toroidal transformers help
  249. orion 2100 HCCA amplifier
  250. Does this two circuit have the same output?

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