View Full Version : Power Supplies

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  1. Quick question on connecting this power supply
  2. Tranformer size how much is too much?
  3. Help Calculating Voltage after Rectification
  4. 230VAC to 5VDC 2A SMPS power supply design needed.
  5. Need transformer material datasheet
  6. Have 7v ac need 6.3v ac, need simple ideer
  7. PA input voltage simple precision regulator
  8. Help please,need to build a power supply for a car amp for home use
  9. +5V high current low noise regulator?
  10. help with transformer
  11. Power supply for 2 x fosgate P200.2 Amps
  12. SMPS Transformer Cooling
  13. Transformer questions
  14. Tryin to find a transformer
  15. help looking for a space saving isolation transformer for a portable tube amp
  16. (help) behringer mx9000 ps revisited
  17. 2 transformers per channel
  18. Ross Powered Mixer PC-4110MT transformer wiring
  19. The poor man SMPS
  20. Current Transformer: New Idea
  21. capacitor value
  22. Where to buy step-down toroidal transformer with electrostatic shield?
  23. Help need with PS for Idiot
  24. Amp needed for speakers
  25. External power supply / dangerous voltage?
  26. Placing regulator chip close to amplifier
  27. [Newbie] IP317T +1A 18V transformer - How much power?
  28. Externally programmed and adjustable regulated outboard amp power supply
  29. Buck converter using TL494?
  30. Using SMPS
  31. Need to clean up power...
  32. Design choices 12>>40V 100W ETD29 SMPS
  33. Will this work with regulators?
  34. 500W or more
  35. simple ic for 0-100% duty cycle PWM
  36. Push-pull SMPS (12V to +-25V) question
  37. Power supply For TDA2030A
  38. SMPS design for a car amp....not sure which topology to go with
  39. Help for Full Bridge 800W quasi resonant SPM
  40. Just a nice video ...
  41. Two Transformer Balanced Power Unit
  42. Wire Kit for Battery
  43. Modifying Powersupply
  44. How easy is it to replace a transformer in a linear power supply?
  45. Wire DC Power Jack for 9V Battery
  46. choke loaded power supply
  47. Light Bulb Tester
  48. toroidal transformers help
  49. orion 2100 HCCA amplifier
  50. Does this two circuit have the same output?
  51. Toroidal hum/buzz. Modifyed Venus PS-400A
  52. Confusion about star grounding?
  53. Automotive input magamp PSU
  54. Synchronous Rectification
  55. Power supply problem
  56. Connecting 2 bridge rectrifier
  57. half-bridge to full-bridge
  58. Isolated PFC Topology choice, 800W.
  59. Transform computer supply into 400V supply for tubes
  60. Possible to rewire this PSU from 220V to 110V?
  61. Newbie question about transformer?
  62. Solid state rectifier for SE guitar amp (Vox AC4)
  63. Problem with dual tracking power supply
  64. mAh Testing... finding out...
  65. PWM controllers with built in FETs?
  66. the 1.25v of lm317
  67. Use of dual transformer for mono amp
  68. +/- 12v dc PSU Required
  69. 15v Halogen switched mode power supply
  70. RECOMENDATION for 40khz push-pull smps
  71. Linear Power Supplies with Torroidal transformers
  72. does have possibility to build a SMPS flyback 13.8v 50A ?
  73. SMPS flyback, transistor problem
  74. How to connect two secondaries to get a central tap
  75. My 4Kw smps finished
  76. 7ch TDA7294 PSU
  77. Need Schematic for Xantrex 1750 Prowatt Inverter
  78. 2kw inverter charger
  79. torridal designing software
  80. solen vs cerafine
  81. atx power supply inductor operating max. frequency ?
  82. High Speed PCB Layout
  83. Surge on power on causing major headache
  84. transformer for Legend Stage MK2 (65-0-65V)@10A
  85. Can I parallel LT1763 to double the current?
  86. power supply
  87. Shunt regulator using LM317 & LM337
  88. High quality, high voltage (~250V) reservoir caps for PSU
  89. How to drop voltage and current
  90. +/- 28V 3A supply
  91. High current low noise linear regulator?
  92. Psu based on an-1849 note from ni
  93. Advice Needed: PS for STK 463 chip
  94. SMPS nearly finished, not stable
  95. 35khz High Frequency AC Supply (Tube design)
  96. Commodore 64 Floppy Drive Transformer
  97. SMPS input 127Vac, output 13.8VCC / 200A, true or fake ? to see this video:
  98. 35khz High Frequency AC
  99. Thermal Compound Short a SMPS?
  100. Compensating for PS parasitic capacitance
  101. On soft start circuits and safety
  102. 230v 800va toroid on 115vac
  103. Which 24v dc power supply for T amp?
  104. Power transformer amperage
  105. 83mF Capacitor...Tripath smoothing
  106. srpp psu
  107. usb power noise filtering
  108. Question regarding a PFC output cappacitor selection
  109. Phantom power supply
  110. hand made 800VA EI Transformer
  111. no centre tap tranformer only 500va standard
  112. 48v power supply design questions
  113. adding and using secondary windings
  114. New power supply for Logitech Duet
  115. Sine Wave Inverter
  116. 4000VA Toroid Transformer Problem
  117. Quick question about shunt regs and CCS
  118. a free but not working Stabylex 12 VDC power supply to any one
  119. sg3525 spice model needed !
  120. To series connect dual secondary or not?
  121. PWM Controller ICs Choices
  122. use of dc-dc converters in high power amps supply
  123. Bridgeless PFC help
  124. Several psu ground question.
  125. Stable switching speeds for IGBTs in SMPS design
  126. LM4562 decoupling...
  127. Powering multiple opamps - cascaded rails or starred?
  128. Resistor Gate
  129. commercial smps
  130. mains light bulb tester.
  131. "Power On" Led using bleeding resistor. An Issue ?
  132. Need power supply for msb link iii dac
  133. Full bridge Converter Design
  134. Farnell Transformer- cheap 300VA 2*30V
  135. Shorten leads of primaries to connect them in series ?
  136. diy bybee quantum purifiers?
  137. Any schematic for a diy power line sniffer noise Detector ?
  138. meanwell ???
  139. What fuses to use
  140. Piling two toroidal transformers
  141. multiple SMPS
  142. Exodus RFI/DC Filter, any OPINIONS?
  143. How do I know what a transformers VA is?
  144. coupled output inductor in dual smps
  145. Want to make a DIY 19" rack power conditioner. Please help?
  146. zero standby power supply
  147. reliable UK distributor for 2SK170,2SK370
  148. Speed control for syncronous motor
  149. another transfomer question
  150. A-class Preamp PSU
  151. F5 psu layout
  152. Replacing a wall wart with a bigger transformer
  153. Battery Pack Burnout
  154. 7W dissipation in linear reg.= 100degC???
  155. Is Trafco a trusted company in Belgrade?
  156. Toroid xformer hookup question - Antek
  157. Sqeezebox 3 separate powersupplies????
  158. Wiki on Shunt regulation
  159. help with disigning 3 phase AC to DC converter
  160. comining rail to rail and rail to ground decoupling?
  161. Swapping in transformer?
  162. Voltage doubler, tripler or other creative solution?
  163. toroid with single 240v primary on hexateq softstart?
  164. Transformer grounding questions
  165. Do larger caps age better then small ones?
  166. CAPS ! One big or 4 small ?
  167. How to control the cooling fan ... ?
  168. HexFRED and SMPS?
  169. KV PS capacitor options
  170. Need SMPS circuit for LM3886 based audio amp
  171. Soundcraft Folio Schematics
  172. spike problem !
  173. Some questions about transformer
  174. Preamp Power Supply Question
  175. Air-Core Transformers with applications in Tesla Coil design
  176. HF Trafo Core Selection
  177. VA, how do you size?
  178. supply question
  179. Power Resistor Question
  180. Amplifier PSU design needed
  181. transformer question
  182. Can you do this?
  183. LM317 and LM337 regulators
  184. Make Amp PSU From Salvaged Parts
  185. Help designing a psu pcb - fuses where?
  186. Transformers?
  187. how warm should a transformer be?
  188. Are Hammond 2-300 series ratings misleading?
  189. Is it hard to build a voltage step up converter?
  190. LC Audio low noise DC power supply
  191. Mains filter
  192. aussie av1000
  193. aussie av1000
  194. Digital Safe Soft start unit
  195. help me i need a linear regulated power supply for my amp
  196. Turntable Motor Power supply
  197. LM350 regulator problem
  198. Behringer sps 600
  199. Dual caps for S.S. PS filtering
  200. Help - dead power supply in assemblage dac
  201. Using 220v transformer with 110v mains
  202. core sources
  203. Are this capacitors good for my aleph 2 psu?
  204. Anyone have experience with SMPSpowersupplies.com
  205. +15V pre-regulate for classD amp
  206. Powering servo motors
  207. Noob transformer question
  208. Do These "New" Caps Look Used?
  209. Which stepdown transformer give equivalent of 18V DC
  210. Schematics help, what component is this?
  211. Broken toroid?
  212. Micromega STAGE 6: help with noisy transformer
  213. BH curte tracer.
  214. Questions about Vishay 60APU04 Ultra Fast Soft Recovery DIODE
  215. Power Conditioner Issue
  216. Chosing the right power for auxiliary supply
  217. Dual 12v SMPS
  218. Soft/Slow start - high current - low voltage class A PS for a Pass F5 amp
  219. Soft Start needed for SMPS?
  220. Opinions on tnt-audio power supply?
  221. Sony TA-1055 transistors
  222. Where do you get your transformers?
  223. Looking for a 700vdc supply
  224. Help on 2400W Phase Shift PSU
  225. Dual Bridge PS - Does Phase of Secondary Matter?
  226. Elco's defect? (Fuse keeps blowing)
  227. 3-stage stepped rectifier. Theory?
  228. Soft start using LM555
  229. Swappin' Mech Power Relay for Solid State
  230. Amidon bobbins
  231. Adjustable voltage-mode smps
  232. power supply for baldwin reverb box
  233. Voltage multiplier
  234. Laptop AC/DC adapter to bipolar supply for Marchand XM1
  235. HV lab supply
  236. Thermistor With Hybrid Greatz
  237. Replacement for MUR860 (ChipAmp Power Supply)
  238. Isolated Feedback Design
  239. Variations of DC Main Filter against buzzing Toroid Transformers - what is the right?
  240. NCP1217 or TOP Series
  241. Even loading of both supply rails... by inverting one channel
  242. Ripple voltage problem, or not?
  243. CRCRC linear power supply - selecting the right size caps.
  244. Toroid: Center Tap or Dual Secondary?
  245. Arrgh linear series supply ripple - how come my zener is rippling?
  246. hcca225 orion amp,. need help
  247. Transformer wires coating?
  248. Shunt Regulator Issues/ Questions
  249. AC Filter toroids
  250. A good 12v power supply to run small class D amplifier indoors?

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