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  1. Question regarding a PFC output cappacitor selection
  2. Phantom power supply
  3. hand made 800VA EI Transformer
  4. no centre tap tranformer only 500va standard
  5. 48v power supply design questions
  6. adding and using secondary windings
  7. New power supply for Logitech Duet
  8. Sine Wave Inverter
  9. 4000VA Toroid Transformer Problem
  10. Quick question about shunt regs and CCS
  11. a free but not working Stabylex 12 VDC power supply to any one
  12. sg3525 spice model needed !
  13. To series connect dual secondary or not?
  14. PWM Controller ICs Choices
  15. use of dc-dc converters in high power amps supply
  16. Bridgeless PFC help
  17. Several psu ground question.
  18. Stable switching speeds for IGBTs in SMPS design
  19. LM4562 decoupling...
  20. Powering multiple opamps - cascaded rails or starred?
  21. Resistor Gate
  22. commercial smps
  23. mains light bulb tester.
  24. "Power On" Led using bleeding resistor. An Issue ?
  25. Need power supply for msb link iii dac
  26. Full bridge Converter Design
  27. Farnell Transformer- cheap 300VA 2*30V
  28. Shorten leads of primaries to connect them in series ?
  29. diy bybee quantum purifiers?
  30. Any schematic for a diy power line sniffer noise Detector ?
  31. meanwell ???
  32. What fuses to use
  33. Piling two toroidal transformers
  34. multiple SMPS
  35. Exodus RFI/DC Filter, any OPINIONS?
  36. How do I know what a transformers VA is?
  37. coupled output inductor in dual smps
  38. Want to make a DIY 19" rack power conditioner. Please help?
  39. zero standby power supply
  40. reliable UK distributor for 2SK170,2SK370
  41. Speed control for syncronous motor
  42. another transfomer question
  43. A-class Preamp PSU
  44. F5 psu layout
  45. Replacing a wall wart with a bigger transformer
  46. Battery Pack Burnout
  47. 7W dissipation in linear reg.= 100degC???
  48. Is Trafco a trusted company in Belgrade?
  49. Toroid xformer hookup question - Antek
  50. Sqeezebox 3 separate powersupplies????
  51. Wiki on Shunt regulation
  52. help with disigning 3 phase AC to DC converter
  53. comining rail to rail and rail to ground decoupling?
  54. Swapping in transformer?
  55. Voltage doubler, tripler or other creative solution?
  56. toroid with single 240v primary on hexateq softstart?
  57. Transformer grounding questions
  58. Do larger caps age better then small ones?
  59. CAPS ! One big or 4 small ?
  60. How to control the cooling fan ... ?
  61. HexFRED and SMPS?
  62. KV PS capacitor options
  63. Need SMPS circuit for LM3886 based audio amp
  64. Soundcraft Folio Schematics
  65. spike problem !
  66. Some questions about transformer
  67. Preamp Power Supply Question
  68. Air-Core Transformers with applications in Tesla Coil design
  69. HF Trafo Core Selection
  70. VA, how do you size?
  71. supply question
  72. Power Resistor Question
  73. Amplifier PSU design needed
  74. transformer question
  75. Can you do this?
  76. LM317 and LM337 regulators
  77. Make Amp PSU From Salvaged Parts
  78. Help designing a psu pcb - fuses where?
  79. Transformers?
  80. how warm should a transformer be?
  81. Are Hammond 2-300 series ratings misleading?
  82. Is it hard to build a voltage step up converter?
  83. LC Audio low noise DC power supply
  84. Mains filter
  85. aussie av1000
  86. aussie av1000
  87. Digital Safe Soft start unit
  88. help me i need a linear regulated power supply for my amp
  89. Turntable Motor Power supply
  90. LM350 regulator problem
  91. Behringer sps 600
  92. Dual caps for S.S. PS filtering
  93. Help - dead power supply in assemblage dac
  94. Using 220v transformer with 110v mains
  95. core sources
  96. Are this capacitors good for my aleph 2 psu?
  97. Anyone have experience with SMPSpowersupplies.com
  98. +15V pre-regulate for classD amp
  99. Powering servo motors
  100. Noob transformer question
  101. Do These "New" Caps Look Used?
  102. Which stepdown transformer give equivalent of 18V DC
  103. Schematics help, what component is this?
  104. Broken toroid?
  105. Micromega STAGE 6: help with noisy transformer
  106. BH curte tracer.
  107. Questions about Vishay 60APU04 Ultra Fast Soft Recovery DIODE
  108. Power Conditioner Issue
  109. Chosing the right power for auxiliary supply
  110. Dual 12v SMPS
  111. Soft/Slow start - high current - low voltage class A PS for a Pass F5 amp
  112. Soft Start needed for SMPS?
  113. Opinions on tnt-audio power supply?
  114. Sony TA-1055 transistors
  115. Where do you get your transformers?
  116. Looking for a 700vdc supply
  117. Help on 2400W Phase Shift PSU
  118. Dual Bridge PS - Does Phase of Secondary Matter?
  119. Elco's defect? (Fuse keeps blowing)
  120. 3-stage stepped rectifier. Theory?
  121. Soft start using LM555
  122. Swappin' Mech Power Relay for Solid State
  123. Amidon bobbins
  124. Adjustable voltage-mode smps
  125. power supply for baldwin reverb box
  126. Voltage multiplier
  127. Laptop AC/DC adapter to bipolar supply for Marchand XM1
  128. HV lab supply
  129. Thermistor With Hybrid Greatz
  130. Replacement for MUR860 (ChipAmp Power Supply)
  131. Isolated Feedback Design
  132. Variations of DC Main Filter against buzzing Toroid Transformers - what is the right?
  133. NCP1217 or TOP Series
  134. Even loading of both supply rails... by inverting one channel
  135. Ripple voltage problem, or not?
  136. CRCRC linear power supply - selecting the right size caps.
  137. Toroid: Center Tap or Dual Secondary?
  138. Arrgh linear series supply ripple - how come my zener is rippling?
  139. hcca225 orion amp,. need help
  140. Transformer wires coating?
  141. Shunt Regulator Issues/ Questions
  142. AC Filter toroids
  143. A good 12v power supply to run small class D amplifier indoors?
  144. Power factor correction circuits
  145. combined 2 transformers for 24v-0-24v
  146. Battery Charger Questions
  147. Mislabelled transformer?
  148. switches
  149. Jung Super Reglator PCBs
  150. battery vs el cheapo 12v wall wart
  151. sola cvs
  152. Power supply with different voltage output?
  153. Best rectifier diodes?
  154. What kind of transformers I need?
  155. How much voltage can I get out?
  156. Regulator Design v1.3
  157. Just an observation
  158. transformers
  159. Modified a flyback tranformator to dual forward
  160. Power resistor
  161. panasonic fm vs elna silmic 2
  162. Matching or not hexfreds?
  163. toroidal transformer
  164. Power supply
  165. Reduced diode switching by placing a cap across
  166. LM317 vs LM7918
  167. bi-polar +18v -18v
  168. options please
  169. Voltage regulator smps
  170. LM22678 switching relay,power supply
  171. NAD 402 New traffo compatible with power circuit?
  172. Xbox 360 PSU
  173. Low noise DC regulator problem
  174. who knows this transistor?
  175. Ask Transformator
  176. IGBT's VS Mosfets for Switching Supply
  177. 4KW EE65 Transformer
  178. Will this work? Please check
  179. diy power supply
  180. -V problem
  181. A 65W Flyback SMPS
  182. new smps 800watt
  183. help: how to connect 2 pairs of secondary to +/gnd/-
  184. How to modify the walt jung circuit to give 5volt output
  185. Mark Levinson ML-1 Power Supply
  186. WRF36SX-U Usable or Trash?
  187. Assessing the quality of an SMPS
  188. When you need +/- 15VDC and have only one pole
  189. Anyone recognise this SMPS?
  190. b+ power supply help
  191. Witch Oscilloscope to Buy?
  192. SMPS environment temperature failure
  193. Is there High Current Ultra or Fast Bridge Diode?
  194. amplifier switching power supplies
  195. Help RC SNUBBER!
  196. diode bridge
  197. Redesign of NAD receiver PS
  198. different values from reg boards question
  199. How to lower voltage rail a tiny bit
  200. Simple grounding question (separate power supply)
  201. Checking unkown transformer VA by weight
  202. problem with LM1084-circuit in 41hz.com amp6-kit
  203. excessive undershoot, LM2676 voltage mode controller
  204. SMPS transformer questions
  205. Optimum transformer - Help Please
  206. SMPS for Audio Q's
  207. Crescendo power supply
  208. halogen supply
  209. Power Supply Bode plot - a "how to" video
  210. Regulated SMPS strange mosfet waveforms :-(
  211. Transformer query
  212. Rating Motor Run Caps for Tube PS
  213. repurpose wall wart a good idea?
  214. PSU 0.1u + 1u capacitors choice
  215. 100w preamp power supply design
  216. Need high quality 12-14.4v power supply
  217. Please recommend a power supply
  218. Lab supply repair help
  219. Your opinion about this power supply?
  220. Anyone using commercial EMI-Filters in his PSU ?
  221. Rhodes Janus 1 Rectifier
  222. Velleman K4700 with +-60V ?
  223. 250W Adjustable SMPS Review Please!
  224. simple SMPS
  225. SMPS need more power
  226. Single transistor / blocking oscillator supply
  227. safest way to identify primary/secondary?
  228. High voltage hookup wire
  229. Transformer Location
  230. Which thread does this image belong to ?
  231. Why so little use of SMPS in commercial amps?
  232. denon avr 1804
  233. Car battery charger
  234. High voltage SMPS
  235. SMPS power supplies - are they really usable?
  236. SMPS transformer windings shorting
  237. 12-14.4v to regulated 12v & 5v
  238. Looking for O'scope Trace Interpretation Tutorial
  239. LM1875, size of EL-Transformer required
  240. Good way to regulate +/-50v down to 42v?
  241. How to tell whether this capacitor is working?
  242. AC regeneration
  243. Unregulated Tube PSU parameters
  244. 78xx pin compatible OpAmp-based MOSFET series regulator
  245. Blocking Mains DC
  246. The simplistic Salas low voltage shunt regulator vs. LD1085/LM317
  247. Fuses and mosfets blowng up
  248. Duel Rectifier Issue
  249. Multiple client PSU
  250. Possible to modify PS for Teac receiver from 110V to 220V?

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