View Full Version : Power Supplies

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  1. Filtering a cheap +/-15V dual SMPS supply for low power use (head amps, preamps)
  2. Need schematic for AC to DC converter (12V AC in to 12-18V DC out)
  3. effect of shield shorted winding
  4. Availability of EE or EDT cores.
  5. smps for hybride
  6. Why SMPS output inductors *not* coupled?
  7. Linear PS universal?
  8. hack pc power supply
  9. What kind of results would one get using a yoke ferite??
  10. Could you help me realise a 110~220VAC to 500VDC @ 0.5A PSU? (PS my first thread!)
  11. voltage drop in inverter dc bus
  12. Transient response data not provided
  13. Actual PSU size needed?
  14. SMPS for Class D....resonant or not?
  15. Opinions on Power Supply HT Ripple Current
  16. HV Maida PCB or kit?
  17. Voltage balancing resistors for caps in series-paralell
  18. 2 trafos tied in the middle
  19. Question about Transformer VA
  20. DC voltage multiplier for batter powered amp
  21. Can I reduce transformer voltage by unwinding?
  22. Here is the Computation of EI core Transformer Philippines Base
  23. Toriod wiring?
  24. When is inrush relay necessary?
  25. Discuss: Modern Highly Efficient PSUs
  26. SMPS for audio.
  27. power amp
  28. 18 v phantom power supply
  29. PSU for L20 amplifer modules.
  30. Seek Class AB PWD AMP +/- 80VDC Regulated Supply
  31. How to determine the fuse value
  32. Need a few suggestion .... Before I start Building.....
  33. how much room to leave between transformers
  34. Plitron toroidal transformer installation
  35. Flyback with "active" clamp is OK?
  36. Check toroid winding polarity
  37. PSU for preamp and chipamp
  38. Problems with LLC resoant converter
  39. stange core size
  40. 3.3v regulator
  41. Why so many Bridge SMPS's here?
  42. Ground Loop Isolation Help!!! Schematic or circuit needed....
  43. 3.3vdc Discreet 3 pin regulators
  44. LLC Resonant SMPS for Class D supply
  45. Cheapskate Balanced Power Supply
  46. Active clamp flyback SMPS
  47. Continuous power dissipation of resistor?
  48. Shunyata DTCD power line analysis
  49. 7809 with bypass transistor and current limit
  50. Diode Rating
  51. Trouble Designing -/+12 & 24V power supply
  52. HYPEX SMPS-400 Ripple
  53. HQHV shunt regulator!
  54. Magnetising current in a Full-Bridge SMPS?
  55. high current CCS using lm317
  56. When does a MOSFET need a fan to cool?
  57. Single switch flyback for 350W
  58. Gate drive transformer...no v.us value
  59. IR2110(what's wrong)
  60. PS tests
  61. bash and PSB 6i
  62. voltage regulator with two mosfets
  63. Linear Power Supply Kits?
  64. Bootstrap high side drivers are not good?
  65. Proffesional Digital Power Supply 4 Lab projects
  66. 50-200V regulated power supply
  67. SMPS for Stereo Amplifier vs Mono Amplifier
  68. Does Voltage Divider Impedance Matter with LM317?
  69. 500W SMPS for audio
  70. Silly question! :-)
  71. Bench power supply problem
  72. Transient response of smps for guitar class D
  73. One PSU to rule them all!
  74. Maximum power for Offline Flyback(90-265VAC)
  75. Quick noob question about SMPS
  76. DC>DC power supply for DEQX
  77. Making a nearly 2kW power supply
  78. PCB source for the typical linear power supply
  79. Thermal Fuses
  80. Mains Transformer Safety
  81. Power supply for PB12 JBL
  82. PSU Model for a 9V PSU, parts question
  83. Cleaning a car's power supply
  84. LM3886 transformer/bridged diode...
  85. Discrete Zero-Dropout regulator / voltage limiter
  86. Lamda EWS1500-12 SMPS fault
  87. Faulty Connexelectronic SMPS2000R [Resolved]
  88. No caps power supply!
  89. power supply for P3A
  90. having hard time with lm317/337
  91. Power Supply PCB board
  92. SMPS for TPA3123D2 amplifier of Texas Instrument
  93. Voltage Tripler with Diode Bridge?
  94. What to make of this regulator?
  95. Fuse for 5V 1A
  96. Transformer power question
  97. Need to clean up computer p/s noise
  98. Need advice on power supply for TA2020 + DAC
  99. blowing fuse on power cable
  100. car amp problems
  101. Many cheap caps in parallel vs. one expensive "big name"?
  102. Identifying an output transformer. HELP!
  103. Is my power transformer faulty?
  104. Tube Preamp/ Repaired SS PS/PIO Mods/Noise
  105. MERIT P2859 power transformer
  106. PCB track
  107. BD911 got blown in my power supply
  108. Switch mode in powered mixer.
  109. Ripple
  110. Secondaries in series - CT?
  111. Dumb Rectifier Question
  112. Iron Core Transformer Formula
  113. NAD 502 230V conversion
  114. Charging Lithium Batteries
  115. Power supply with forced symmetry
  116. Ground pplane
  117. Probing interest in My inrush limiting design
  118. Question about clamping diode...
  119. 12v to 5v
  120. Isolate SMPS from input signals
  121. Kurzweil SP2X 20Khz sine output, Shutting down
  122. Modified power supply, blown fuses
  123. F1J - Able to identify?
  124. MG15DFX Conversion
  125. Pioneer amplifier voltage selector
  126. HELP, Denon transformer
  127. Iso trans and ac mains filtering advice please
  128. Jaycar Altronics SC-480 Power Supply
  129. Topaz Iso Trannie Was Running Hot
  130. Converting AC amp to DC...
  131. 25 Khz oscillato
  132. advice needed for changing PSU voltage
  133. On/Off switch using momentary push button
  134. Nakamichi OMS-5 CD player power supply needed
  135. Questions concerning ac power and noise.
  136. 6.3vdc form 6.3v ac PSU
  137. Why is DC out less than AC in?
  138. Voltage Doubler ?????
  139. Nichicon Gold Tune Terminal Wiring
  140. Linear or switching power supply in Sound Process
  141. Simple Low Noise Voltage Regulator?
  142. 5V power supply question
  143. Audiotek Cutie mini regulator
  144. Edcor power transformer rating
  145. Best electrolytics for power supply
  146. Need help please
  147. 230/115 transformer windings is phase important?
  148. Do domestic Kwh meters (ordinary electric meters) record reactive power.
  149. Upgrade my power supply
  150. pcb safety spacing
  151. Resistor 4R7 / W5
  152. Book is wrong about power stage transfer function for SMPS?
  153. Improving stability and transient response?
  154. Transformer center tap confusion and requirements
  155. MAX5035
  156. info on dynaco st-70 ps choke
  157. PFC-Boost+ BUCK Regulator Combo Controller
  158. SMPS for Class D amps means not possible?
  159. 1st Audio power supply(need help)
  160. Gain of Modulator/Power stage in Half Bridge?
  161. Need advice on replacing power supply caps
  162. Best way to create a dual supply
  163. Obtaining Bode plots for SMPS feedback loop
  164. winding a torroid ??
  165. Filter Cap Voltage Rating
  166. l7915c regulator has 18v output???
  167. Simple HV series regulators
  168. 140V miniature power supply
  169. +/- 15v AC required for balancing converter board
  170. Balanced power feedback experience needed
  171. duel toroidal transformer on mains
  172. paralling four 6A4 Diodes in Bridge
  173. 2000uf x 10 vs 10000uf
  174. PC PSU running a LM1876 on Soundcard
  175. bridge rectifier configuration on secondaries
  176. toroid question
  177. Want To Know What Voltage To Apply.
  178. Tube rectification for DAC SS analogue
  179. Transformer recommendation
  180. Question about V & A in power supply
  181. Meanwell SCN-800 Parallel operation?
  182. SMPS with Microcontroller
  183. Linear Power Supply Text Book
  184. How to determine primary & secondary of a transformer
  185. Wiring an Antek Transformer
  186. Dual secondaries with one bridge
  187. A Quick Question About Ground....
  188. Plus and minus regulated supply
  189. SMPS Blown When Connected to Mains
  190. Cheap high quality filtering?
  191. Amplifier Power supply not working
  192. Ferrite toroidal transformer
  193. Help needed! Connecting PSU caps in // when they are in a block arrangement
  194. Single capacitor for both rails.
  195. 2x1000 W SMPS for audio
  196. Help with Super Cascode Power Supply
  197. need a schematic for 12v dc - 300 dc inverter
  198. Toroidal question
  199. Any one want transfo from Onkyo A-807?
  200. Best Way to Suppress TX AC Secondary Noise??
  201. Amplifier transformer input current on the primary (FBR and Caps)
  202. Testing electrolytics
  203. where can i find this capacitor?
  204. Regulator spec sheets
  205. Help with a Power Supply for Thorens TD146
  206. rockford fosgate t2000-1bd blown power supply mosfets
  207. +/- 60 to +/-20 VDC
  208. PWM input voltage compensation
  209. Round Potted Chokes directions
  210. Popping sound from turning off a power strip
  211. Tv power transformers for audio use?
  212. Ripple current in input capacitor too high?
  213. 6992 Pre Amp PSU, whats wrong here?
  214. No frills, cheap 'n crude HV shunt-reg/hum-killer
  215. Noobie dual secondary question
  216. Center tap toroidal transformer
  217. Resonance of LC output stage of Full-bridge?
  218. Inrush current limiter and choosing a correct relay
  219. Torodial transformer - help with secondary windings
  220. Toroid Toroidal Power Transformer Installation
  221. Simple PSU question .....
  222. PSB SubSonic 5i problems- no go
  223. Help powering electret
  224. 36volt 6amp power supply for LED
  225. Help with choosing a transformer?
  226. HV shunt regulator
  227. Dumb question time - tapped choke
  228. Where is it best to send the rectified DC
  229. universal smps ....without pfc fron end
  230. using a transformer in reverse ??
  231. Somebody help me understand the principles behind this DC blocker?
  232. High power buck converter 36v output for electric vehicle.
  233. Toroidal Transformer hook up.
  234. Simplest regulator for 1500v?
  235. Beginner regulated buck converter, 20-30v in, 13.8v out
  236. IXFH32N50
  237. Quad Rail ATX Power Supply
  238. This project SMPS in English
  239. Preamplifier Power Supply Rail Capacitance, How Much? - DH-101 vs DH-110
  240. Cross-regulation vs transient response ..?
  241. SMPS a converter - help!
  242. Power Supply Bypass Cap?
  243. Current mode and coupled output inductor?
  244. Doing slope compensation with MC34025 full bridge
  245. The schematic for 100W Hi-Fi amplifier
  246. SMPS for Audio with DSP Class D
  247. 100V rated caps @ 35V
  248. Jan's quizz in the February Newsletter
  249. Amp PSU Pops
  250. can i use this rectifier? help thanks

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