View Full Version : Power Supplies

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  1. How bad is the quality of my mains voltage and what can I do to improve it?
  2. GC Split Rail Supply
  3. Simple Discrete Voltage Regulator
  4. Transformer unwinding question.
  5. Power supply cap multiplier with electronic protection
  6. Electronic load please help
  7. DCM & CCM DC-DC flyback converter help plz
  8. Antek Transformers......... Any Issues..?
  9. sourcing out small transformers
  10. Help with Bipolar supply
  11. can't get my head around PSU's, help choosing.
  12. CCS sharing warning
  13. Transformer notation
  14. AC hot wire to fuse or switch first?
  15. pw6000-12000 fried (repair)
  16. psu manufacture
  17. I need to drop about 5 Volt in an elegant manner
  18. Correct bypassing of power supplies
  19. Fender hotrod deville 212 110v to 230v
  20. The Right Cost Affective Trannie
  21. lt 1085 power supply
  22. LM7812 need to boost current.
  23. Need advise with schottky voltage drop
  24. How to make a coupled inductor using Toroidal core?
  25. Ripple eater
  26. Reducing ground bounce in dc/dc convertors
  27. Could we use a standard ferro resonant power transformer at 400 hz ?
  28. LM317
  29. F&T PS caps opinions
  30. Difference between LM2586T and LM2576T
  31. k1213 need help...!
  32. arcing mains switch -> add cap in parallel -> WHY?
  33. Stabilising SMPS simulation for Amp supply
  34. Linear PS CT transformer question
  37. +/- 70V shunt reg
  38. Toroid transformer help.
  39. Big SMPS Help!
  40. DIY mains filter - impressions and tweaking.
  41. 100 amp power supply?
  42. Good LV rectifyers
  43. samsung P58 supply for apple powermac G4
  44. Core lamination
  45. Calculating power handling of cores?
  46. variable V out for class a amp
  47. Leco smps some ugly tests...
  48. Opinions on the use of plug packs
  49. Salvaged transformer.
  50. Tube PSU for PP Amp
  51. current transformer
  52. Mounting 4 EI transformers for Rane PS
  53. Filtering a cheap +/-15V dual SMPS supply for low power use (head amps, preamps)
  54. Need schematic for AC to DC converter (12V AC in to 12-18V DC out)
  55. effect of shield shorted winding
  56. Availability of EE or EDT cores.
  57. smps for hybride
  58. Why SMPS output inductors *not* coupled?
  59. Linear PS universal?
  60. hack pc power supply
  61. What kind of results would one get using a yoke ferite??
  62. Could you help me realise a 110~220VAC to 500VDC @ 0.5A PSU? (PS my first thread!)
  63. voltage drop in inverter dc bus
  64. Transient response data not provided
  65. Actual PSU size needed?
  66. SMPS for Class D....resonant or not?
  67. Opinions on Power Supply HT Ripple Current
  68. HV Maida PCB or kit?
  69. Voltage balancing resistors for caps in series-paralell
  70. 2 trafos tied in the middle
  71. Question about Transformer VA
  72. DC voltage multiplier for batter powered amp
  73. Can I reduce transformer voltage by unwinding?
  74. Here is the Computation of EI core Transformer Philippines Base
  75. Toriod wiring?
  76. When is inrush relay necessary?
  77. Discuss: Modern Highly Efficient PSUs
  78. SMPS for audio.
  79. power amp
  80. 18 v phantom power supply
  81. PSU for L20 amplifer modules.
  82. Seek Class AB PWD AMP +/- 80VDC Regulated Supply
  83. How to determine the fuse value
  84. Need a few suggestion .... Before I start Building.....
  85. how much room to leave between transformers
  86. Plitron toroidal transformer installation
  87. Flyback with "active" clamp is OK?
  88. Check toroid winding polarity
  89. PSU for preamp and chipamp
  90. Problems with LLC resoant converter
  91. stange core size
  92. 3.3v regulator
  93. Why so many Bridge SMPS's here?
  94. Ground Loop Isolation Help!!! Schematic or circuit needed....
  95. 3.3vdc Discreet 3 pin regulators
  96. LLC Resonant SMPS for Class D supply
  97. Cheapskate Balanced Power Supply
  98. Active clamp flyback SMPS
  99. Continuous power dissipation of resistor?
  100. Shunyata DTCD power line analysis
  101. 7809 with bypass transistor and current limit
  102. Diode Rating
  103. Trouble Designing -/+12 & 24V power supply
  104. HYPEX SMPS-400 Ripple
  105. HQHV shunt regulator!
  106. Magnetising current in a Full-Bridge SMPS?
  107. high current CCS using lm317
  108. When does a MOSFET need a fan to cool?
  109. Single switch flyback for 350W
  110. Gate drive transformer...no v.us value
  111. IR2110(what's wrong)
  112. PS tests
  113. bash and PSB 6i
  114. voltage regulator with two mosfets
  115. Linear Power Supply Kits?
  116. Bootstrap high side drivers are not good?
  117. Proffesional Digital Power Supply 4 Lab projects
  118. 50-200V regulated power supply
  119. SMPS for Stereo Amplifier vs Mono Amplifier
  120. Does Voltage Divider Impedance Matter with LM317?
  121. 500W SMPS for audio
  122. Silly question! :-)
  123. Bench power supply problem
  124. Transient response of smps for guitar class D
  125. One PSU to rule them all!
  126. Maximum power for Offline Flyback(90-265VAC)
  127. Quick noob question about SMPS
  128. DC>DC power supply for DEQX
  129. Making a nearly 2kW power supply
  130. PCB source for the typical linear power supply
  131. Thermal Fuses
  132. Mains Transformer Safety
  133. Power supply for PB12 JBL
  134. PSU Model for a 9V PSU, parts question
  135. Cleaning a car's power supply
  136. LM3886 transformer/bridged diode...
  137. Discrete Zero-Dropout regulator / voltage limiter
  138. Lamda EWS1500-12 SMPS fault
  139. Faulty Connexelectronic SMPS2000R [Resolved]
  140. No caps power supply!
  141. power supply for P3A
  142. having hard time with lm317/337
  143. Power Supply PCB board
  144. SMPS for TPA3123D2 amplifier of Texas Instrument
  145. Voltage Tripler with Diode Bridge?
  146. What to make of this regulator?
  147. Fuse for 5V 1A
  148. Transformer power question
  149. Need to clean up computer p/s noise
  150. Need advice on power supply for TA2020 + DAC
  151. blowing fuse on power cable
  152. car amp problems
  153. Many cheap caps in parallel vs. one expensive "big name"?
  154. Identifying an output transformer. HELP!
  155. Is my power transformer faulty?
  156. Tube Preamp/ Repaired SS PS/PIO Mods/Noise
  157. MERIT P2859 power transformer
  158. PCB track
  159. BD911 got blown in my power supply
  160. Switch mode in powered mixer.
  161. Ripple
  162. Secondaries in series - CT?
  163. Dumb Rectifier Question
  164. Iron Core Transformer Formula
  165. NAD 502 230V conversion
  166. Charging Lithium Batteries
  167. Power supply with forced symmetry
  168. Ground pplane
  169. Probing interest in My inrush limiting design
  170. Question about clamping diode...
  171. 12v to 5v
  172. Isolate SMPS from input signals
  173. Kurzweil SP2X 20Khz sine output, Shutting down
  174. Modified power supply, blown fuses
  175. F1J - Able to identify?
  176. MG15DFX Conversion
  177. Pioneer amplifier voltage selector
  178. HELP, Denon transformer
  179. Iso trans and ac mains filtering advice please
  180. Jaycar Altronics SC-480 Power Supply
  181. Topaz Iso Trannie Was Running Hot
  182. Converting AC amp to DC...
  183. 25 Khz oscillato
  184. advice needed for changing PSU voltage
  185. On/Off switch using momentary push button
  186. Nakamichi OMS-5 CD player power supply needed
  187. Questions concerning ac power and noise.
  188. 6.3vdc form 6.3v ac PSU
  189. Why is DC out less than AC in?
  190. Voltage Doubler ?????
  191. Nichicon Gold Tune Terminal Wiring
  192. Linear or switching power supply in Sound Process
  193. Simple Low Noise Voltage Regulator?
  194. 5V power supply question
  195. Audiotek Cutie mini regulator
  196. Edcor power transformer rating
  197. Best electrolytics for power supply
  198. Need help please
  199. 230/115 transformer windings is phase important?
  200. Do domestic Kwh meters (ordinary electric meters) record reactive power.
  201. Upgrade my power supply
  202. pcb safety spacing
  203. Resistor 4R7 / W5
  204. Book is wrong about power stage transfer function for SMPS?
  205. Improving stability and transient response?
  206. Transformer center tap confusion and requirements
  207. MAX5035
  208. info on dynaco st-70 ps choke
  209. PFC-Boost+ BUCK Regulator Combo Controller
  210. SMPS for Class D amps means not possible?
  211. 1st Audio power supply(need help)
  212. Gain of Modulator/Power stage in Half Bridge?
  213. Need advice on replacing power supply caps
  214. Best way to create a dual supply
  215. Obtaining Bode plots for SMPS feedback loop
  216. winding a torroid ??
  217. Filter Cap Voltage Rating
  218. l7915c regulator has 18v output???
  219. Simple HV series regulators
  220. 140V miniature power supply
  221. +/- 15v AC required for balancing converter board
  222. Balanced power feedback experience needed
  223. duel toroidal transformer on mains
  224. paralling four 6A4 Diodes in Bridge
  225. 2000uf x 10 vs 10000uf
  226. PC PSU running a LM1876 on Soundcard
  227. bridge rectifier configuration on secondaries
  228. toroid question
  229. Want To Know What Voltage To Apply.
  230. Tube rectification for DAC SS analogue
  231. Transformer recommendation
  232. Question about V & A in power supply
  233. Meanwell SCN-800 Parallel operation?
  234. SMPS with Microcontroller
  235. Linear Power Supply Text Book
  236. How to determine primary & secondary of a transformer
  237. Wiring an Antek Transformer
  238. Dual secondaries with one bridge
  239. A Quick Question About Ground....
  240. Plus and minus regulated supply
  241. SMPS Blown When Connected to Mains
  242. Cheap high quality filtering?
  243. Amplifier Power supply not working
  244. Ferrite toroidal transformer
  245. Help needed! Connecting PSU caps in // when they are in a block arrangement
  246. Single capacitor for both rails.
  247. 2x1000 W SMPS for audio
  248. Help with Super Cascode Power Supply
  249. need a schematic for 12v dc - 300 dc inverter
  250. Toroidal question

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