View Full Version : Power Supplies

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  1. Can MOV (varistors) be wired to each primary in a universal dual-primary transformer?
  2. Some thoughts on the T-Reg
  3. Fuse positioning in PSUs
  4. Simple 12v adjustable help
  5. two transformers into one
  6. High voltage timer
  7. Shunt regulator on ebay-how good?
  8. Asymmetric half bridge
  9. NE555 turn on delay problem
  10. Bipolar capacitor
  11. Mystery Transformer Identification
  12. Transformer voltage droop
  13. Multiple Toroid Transformer Secondaries
  14. Reasons LT regulator fails under load
  15. First Build PSU questions.
  16. CRCLC For Chipamp
  17. Quick question about transformar VA raiting
  18. DC earth fault detection
  19. Three bigger transformers or Nine smaller
  20. mains filter - maybe worse ?
  21. 807 regulated supply
  22. Help finding power transformer for 5.1 reciever system
  23. Toriodal Material for a Power Transformer
  24. Use of TI DC/DC converter in a preamp circuit
  25. Components after a Solid State Relay
  26. Transformer modification
  27. TL494 output driving
  28. 2 capacitors and a rectifier
  29. Good Maxim article about SMPS efficiency
  30. Need Battery Charger Circuit with Autor Power Off
  31. psu for lme49810
  32. Is this PFC or not ?
  33. Super caps...
  34. Losing some volts, or not.
  35. 120VAC-15VAC split power supply
  36. Offline power supply for USB / 5v
  37. Understanding what's going on with my PS
  38. Hammond 269AX to run 6 ECC88s?
  39. Can I increase current by combining transformer secondaries like this?
  40. Linear Power Supply for SOtM tX-USB
  41. cheap +/- 15V power supplies
  42. toroidal transformer
  43. Blown parallel FETs?
  44. Error amplifier compensation desighn in SMPS
  45. Hey guys, see if you can help.
  46. using only part of transformer primary - problems?
  47. connecting lots and lots of capacitors in a PS
  48. psu transformer impedance??
  49. help with LM3886 amp project
  50. Question about 2*xV Transformers
  51. Constant voltage transformers
  52. Unregulated SMPS Efficiency
  53. Helix board 12 power supply voltages
  54. Need a second opinion
  55. required a fullbridge topology schema
  56. help with LM3886 amp project
  57. neutral to ground voltage?
  58. usign redundanct power transformer as CLC choke
  59. SMPS power up problems.
  60. 35volt @15amp offline smps based on SG3525 needed
  61. Computer power supply mod?
  62. Pin out for E SATA hard disk power supply
  63. Is there a difference between these two methods?
  64. Hello, a query about power supplies
  65. lm338 regulated power supply
  66. Charge pump DC doubler
  67. LLC resonant converter
  68. Ripple in unregulated supply for class-A amp
  69. Power Supply - Naim Clone
  70. HP 6269B 0-40V@0-50A REGULATED DC POWER SUPPLY for DIY amplifier
  71. PSUD2: data on UU5 and UU6 rectifiers
  72. Is Higher VA always better? and Avel close or Antek exact?
  73. New TI SMPS for Audio App. Note
  74. German military are selling C3g tubes
  75. feedback relating core usage
  76. Regulated Power supply design suggestions and updates for LM1875 stereo amplifier
  77. Replacement for 10M45 / CCS
  78. EI or double-C core for class A Amp?
  79. Using two positive voltage regulators for a dual polarity power supply
  80. Regulators from Jims Audio.
  81. Tool for sizing linear unregulated power supplies
  82. Can I use a 2x35V transformer as a center tap transformer?
  83. how to estimate transformer sag under load
  84. recommendations for reservoir capacitor type
  85. Shunt regulator with pos and neg outputs.
  86. Strange ripple on rails when amp is connected
  87. Toroid Transformer Vertical or Horizontal Mounting
  88. How to control power of two or more devices
  89. Vintage preamplifier power supply problem
  90. 20 millivolts on chassis
  91. Mr. Jung's new shunt regulator!
  92. LM317 tracking pre-regulator and current regulator
  93. Transformer for Subwoofer
  94. DC/AC Pure Sine Wave Inverter
  95. Help for fix my powwer supply
  96. Buck/Boost component calculation
  97. Dual Section Capacitor
  98. Transformer shielding
  99. Beginners Transformer Question
  100. Car battery as power supply
  101. Poles and zeros for two transistor forward?
  102. SMPS for Class B amplifier?
  103. Where to buy SMPS
  104. Mosfet gate drive transformer...is ok?
  105. Values for muting function
  106. Gapping an SMPS transformer core.
  107. Tube power supply and hot regulators
  108. TDA2052 power supply.
  109. Sandwich winding for coupled inductor?
  110. Inductor design: Minimum or effective area?
  111. Ferrite core for Boost PFC inductor.
  112. Replace regulator with Belleson Super Regs. Which ones?
  113. how to wind coupled inductor on toroid
  114. Advice on a +150VDC/-100VDC power supply
  115. Behringer Europower PMH1000 blown psu fixed
  116. Voltage doubler introduces noise?
  117. Help with SMPS
  118. Bridge rectifier power rating question ?
  119. 12VDC Step up to 300VDC
  120. Help selecting a power supply : 3xSure 25W amp + PGA2310 preamp/vol. (Australia 240v)
  121. How to test Power Mosfet IXTA36N30P TA36N30P
  122. build power supply
  123. Dual bank auto-switching supercapacitor power supply?
  124. How to split single 40v into +/-15v ?
  125. Please help with power conditioner scheme or accuphase ps 1210 /1220
  126. Leakage inductance value is realistic?
  127. help regarding transformers
  128. Question about transformer
  129. Bench Power Supply
  130. Toroidal Transformer additional windings
  131. HELP - please explain "bench" power supply outputs
  132. two amplifiers, one transformer
  133. 101 transformer question
  134. ATX PSU Modified for 25V
  135. Question about IC Power Supply Winding
  136. Auto switch on for Power supply possible?
  137. powersupply for TK2050 2*100w amp
  138. lm337 negative bias supply. Minimum load?
  139. One amplifier, two transformers
  140. ripple current measurement
  141. SMPS feedback loop for audio amp supply
  142. Power supply for Phillips CDPro2
  143. Schematic for 12v NimH battery charger
  144. Flyback to supply 30W Class D amp
  145. Motor to generator mains regenerator.
  146. Help with ferrite material type
  147. Implications of boosting transformer voltage
  148. Transformer Winding Convention - Dual Primary?
  149. Bad transistor in Mac Preamp
  150. Voltage reference
  151. Some LM317 Bode Plots
  152. use symmetrical transformer for single supply amp?
  153. Powering IRS2092
  154. Question arround the Power Supply of Linn's Preamp LK-1
  155. Seek pure sine wave oscillator schematic ...
  156. Ideas for Dual +-28V and 2A Audio power Supply with PFC
  157. 2 x 115-2x500 to 2 x 240-2 x 1000?
  158. Fixed Linear Regulators a possibly stupid question
  159. Switching out euro transformers?
  160. HUM From an amplifier
  161. LLC converter too low transient response.
  162. LLC converter operating in capacitive region
  163. Mundorf M-Cap Supreme as bypass cap?
  164. Belleson Superpower regulator, here's the schematic
  165. SMPS noise reduction technique
  166. Fixing PS toroid whining on car amp.
  167. Ceramic resistor question.
  168. regulated power suuply for Texas TPA3100D2 evaluation board
  169. Suble hum in 2.1 system, not ground loops
  171. SMPS must be rated twice the class D power
  172. Psu / battery recharging
  173. Flyback transformer core of T.V. or Monitor
  174. Newbie PSU mod
  175. variable constant current source?
  176. Help with SMPS Transformer
  177. What's wrong with Ac line filters
  178. Need a 2W Bipolar DC - DC Converter circuit to make a dual rail power supply
  179. Flyback SMPS for high power....eg...350W
  180. Low duty cycle for full bridge SMPS?
  181. LLC converter
  182. Imported goods and UK Mains Voltage
  183. Will this sufficiently power my class D amp?
  184. 48v Phantom voltage from 30v smps
  185. 12V AC for 5Y3GT filament?
  186. 120v 60hz 2.5a Transformer
  187. HP 9100-4274 transformer
  188. HOMEMADE Dual output adjustable psi (Lm317+ka7912
  189. BA033 replacement?
  190. smps design using 12Vdc to CCS for LED lighting
  191. Mesa boogie strategy 110 to 230 volt conversion
  192. Low-Profile Torodial Traffo
  193. downside of using computer bus capacitors?
  194. new Thread by splitting into Linear and SMPS?
  195. Building a 24v battery pack to tbi millenia
  196. Toroidal transformer help!
  197. Help needed for tube power supply design with unknown choke..
  198. Adaptor question
  199. Quad 405 transformer removal
  200. SMPS with output supply of +-70V for audio amplifier
  201. Questions re: ripple in this simple shunt zener PS
  202. 24v SLAs Resistor Voltage drop
  203. Glassware PS-1 problem
  204. Power supply for 2x4 Minidsp
  205. Power Supply Voltage Regulator Problem
  206. +-45vdc regulated power supply schematics needed.
  207. secondary in parallel/series with primary
  208. Unregulated power supply output impedance
  209. About RCD snubber ckt
  210. magnetizer power supply
  211. What makes it a "Lab" supply?
  212. Preventing the inrush current saturation in a toroidal/EI transformer
  213. 5V Linear power supply design
  214. heater regulator
  215. Power transformer question
  216. 9VAC Wall Wart Power Supply
  217. 20 Khz 800 volts power supply for ultrasonic welder
  218. How to build 24v 2A Single Rail?
  219. Tube Power Supply Help
  220. Using constant current source as voltage regulator
  221. Hiraga power supply
  222. constant current vs current limit
  223. DC-DC variable voltage and current lab power supply
  224. Help needed for Pioneer SA-500.
  225. Bipolar Supply, Unbalanced Load
  226. Some One Guide This SMPS NEWBIE
  227. Ventilating Transformers
  228. Tranny with multiple primary winding
  229. Remote control switch for power amplifier
  230. Gainclone preamp problem, something wrong with psu?
  231. convert +12 to +/-12
  232. LM1084 5.0 need 6v
  233. Power sensor/detector
  234. Wanted - Schematic diagrams for Artesyn ( Sun V880 Server ) Power Supplies.
  235. Cap for tube power supply
  236. Quick question on grounding procedure
  237. Correct Fitting of DC Blockers
  238. possible to achieve 1kw with uc3842?
  239. Regulated +80V Supply ....
  240. Where can I get transformer for this (USA)?
  241. Power Supply Resevoir Size
  242. Power Transformer gave out..need help!
  243. Audio DSP Power Supply
  244. Question about Solar panel charging for my boombox
  245. Another Soft Start Circut
  246. DPS-600 fast regulated smps for Wire-Amp
  247. crossed wires
  248. What's wrong with a PSU like this?
  249. Where do you buy your toroidal transformers from?
  250. BOSE 1602

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