View Full Version : Power Supplies

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  1. Effects of altering capacitances in this regulator
  2. New PSU for Power Amp
  3. diyAudio Power Supply Circuit Board v3 illustrated build guide
  4. How about this one then
  5. Help identify wires please.
  6. SG3524 SMPS help needed.
  7. Inrush Current on big capacitor bank
  8. Noise reduction on output of SMPS
  9. Converting Dell Server PSU to benchtop supply
  10. Toroid secondary colors help
  11. Help me select the proper transformer.
  12. Please help identify secondaries on my PT
  13. fake lm338?
  14. Low Wattage Bleeder Resistors
  15. A problem with this PS circuit
  16. LCD Panel Meters to Dual Power Supply
  17. Please help! transistor I.D.
  18. inductor for output smps
  19. Dual high V tracking linear regulator for review
  20. ONIX OA21 and SOAP compatibility
  21. resistors across main capacitors in amplifier
  22. power inverter blown
  23. A simple but low noise LT1761/LT1964 PSU design
  24. Capacitor question
  25. Experiences with different SMPS's
  26. Remote PS for Tube-Buffered Gainclone
  27. How hot you run your toroid transformer ?
  28. Linear regulated power supply.
  29. What kind of diodes...
  30. Power Supply Layout Question
  31. Symmetrical +/- 18V Opamp PSU module?
  32. Tracking SMPS vs brute force???
  33. Ringing in MOSFET during switching
  34. Step-up DC/DC dual Inverter Help
  35. High voltage PS - HSPY series
  36. A power supply: fell down, doesn't work
  37. SMPS Filament Supplies
  38. Pls help recommend me a low noise power supply
  39. Small step-up 12v to +/- 16v for pre-amp
  40. smps from pc
  41. Reservoir capacitor lifetime?
  42. wierd rectifier output
  43. Need help with DAC wiring w/R-Core tranformer
  44. JIMS Audio Kubota Regulator
  45. DC Inverter help
  46. Iso Transformer
  47. How to get +17V 0 -17 V dc with 2 regulated 17 V dc ?
  48. supply problem
  49. Surge arrester recall
  50. help me plzzzzzz
  51. toroidal core power
  52. TL431 or 6V8 Z-Diode
  53. UPS transformers for Audio amp?
  54. Battery/Alternator probelms ? helllpppp!!
  55. SMPS
  56. Voltage doubler and Negative generator
  57. Power MOSFET as simple analog switch
  58. Samsung Hometheater SMPS Repair
  59. Will this single power supply work for Minidsp, Gainclone AND Cold Amp S250?
  60. layout of ps for my mosfet amp
  61. Finish full stabilized 1200W power supply for my new project
  62. Just how noisy is a switched mode power supply?
  63. Question on power entry module
  64. Simple, no-math transformer snubber using Quasimodo test-jig
  65. Variable PS question
  66. Transformer operation
  67. Quck Q on split power supply ground reference?
  68. How to mount a toroidal transformer vertically?
  69. 24V DC, 700mA
  70. [ask] calculating ampere in toroidal transformers
  71. 2N3053 TO-220 equivalent
  72. "Noisy Transformer (Clicking)"
  73. Full wave centre tap versus bridge
  74. Transformer output?
  75. Speaker relays vs power supply softstart relays
  76. Explaining a PSU
  77. STK4192 amplifier circuit?
  78. Wharfedale PM700 Power Supply blown
  79. SMPS recommendation
  80. CCS + Zeners or resistors for 450V reference
  81. Battery charger for wider voltage range
  82. 48v Power supply for McCurdy Phono Pre
  83. Resettable fuses in power rails thoughts
  84. Regulated Negative Power Supply
  85. Bipolar ps from single ended transformer
  86. Ground Box, what is inside?
  87. effects of faulty lm78xx?
  88. Capacitor Support Apparatus
  89. Soft Start for EI Transformer necessary ??
  90. What diodes would you recommend?
  91. Thule PR-350B Upgrade
  92. PSU for esternal DAC
  93. Converting Kraken power supply from 220v to 110V
  94. Newbie asking about transformer
  95. 12 volt power supply
  96. ~180v regulator schematic needed!
  97. build power on 2 P88 and 1 PL 504 / 511
  98. Choosing a Power Transformer for Blame ST
  99. Power supply for LCD digital multimeter
  100. MB12A25V20 ok for audio
  101. Zener vs Led as reference
  102. Transformer Rating using dual bridge rectifier
  103. USB with separate linear power supply
  105. 317 based Charging circuit for battery powered Getto Blaster.
  106. design and construction of a 1kva switch mode inverter
  107. Quasi-Resonant SMPS For Audio,You need It?
  108. Coursera: Intro to Power Electronics (Course on SMPS)
  109. What to look for in a series pass mosfet
  110. Selecting rectifier diodes for high frequency or SMPS supplies?
  111. Transformer
  112. 6V6 Musical Machine Power Supply Problems
  113. Oscillations with multiple transformer setup
  114. voltage regulator for 6080 tube amp
  115. DC step down buck regulators
  116. LLC converter no load regulation problems UCC25600
  117. 300W SMPS for amp. from PC PSU
  118. Can you do this safely?
  119. Newbie Issues with 12V PS
  120. Upgrading capacitors in home theatre amplifier
  121. Simplified MrEvil / PMI Capacitance Multiplier
  122. Identifying Power Trannie from Sub?
  123. Class D backup power circuit
  124. Amplifier PSU Calculator
  125. Japanese power cord to US three prong
  126. Anode tube power supply (stabilized)
  128. 3200 Volt regulator
  129. +- 50v
  130. LT3080 simple problem ?
  131. 120v to +-70v?
  132. power supply?
  133. Resevoir capacitors for Chip Amps
  134. Help needed with a basic 12 volt high current regulator
  135. Cobbling together 12V for two mono amps.
  136. how to know transformer power rating
  137. Options for getting the proper voltage
  138. Ground not at 0V
  139. fully charged battery
  140. Power supply for DAC,
  141. forte f-45 power supply
  142. Power Supply for Tube Preamp
  143. Is this real? - simulation of parasitics
  144. hot amp
  145. 250V stabilizer ok?
  146. PSU for Gaincard - Questions
  147. Soft start
  148. LLC Converter maximum gap in core
  149. Efficient 12v to 5v step down converter without noise?
  150. Ripple/Motorboating help with Battery PSU
  151. Power Supply Voltage too High
  152. How to add a proper power meter to an amp?
  153. Where to find 120VAC to12VAC 2AMP POWER supply
  154. Why use a 1N4002 instead of a 1N4007
  155. Double C Core vs Single C Core
  156. Single supply vs. dual supply and noise, I can't find a proper solution
  157. TC Electronics G-Major Power supply failure
  158. Isolation transformer
  159. LT1963 - Pre Regulation
  160. Newbie needs help with small rechargeable battery selection (Thodio project)
  161. question about transformer current rating with a multitap secondary
  162. Identify this transformer...
  163. Please check this schematic.
  164. Lowering earth impedance--Earth spikes in Russ Andrews Book
  165. Building a power supply. Need some help
  166. Inrush protection of a PCB power transformer
  167. computer pci-e power and tri-path amps
  168. Mute Circuit Connections for My PSU
  169. 12vDC to 110vAC converter with 18v battery
  170. Quad secondary FW CT puzzle
  171. Grounding for dual mono PSU and digital PSU
  172. Can a PC power supply be stepped down.
  173. Separate supply for input/driver
  174. Toroid Rewind
  175. Taylor 1363 smps,help needed
  176. Accidentally Shorted Secondary Windings, Advice Needed
  177. Symmetrical power supply with two identical sources
  178. LM338 tracking preregulator and current limit
  179. Modding SMPS for audiophile performance
  180. Rechargeable Setup
  181. Dual Bridge problem
  182. New design with 1KV power transformer
  184. Low Noise/Ripple 24Vdc ±12 Psu (±100mA)
  185. Good Regulator for 7 - 8ma load
  186. Need PSU advice for 2x Class D amp modules
  187. Help for newbie - rechargable supply
  188. Transformer Ratings (for Simulation)
  189. 24 Volt operation Jung Regulator
  190. VA rating for an Iron Core transformer
  191. AC on DC wall warts
  192. Question About Transformer Voltage Output
  193. Must find replacement power transformer!
  194. Reducing voltage, diodes in series, dual PSU
  195. Need some help understanding
  196. Korg Sp-100 works with AC Power Supply but not with DC
  197. Isolated PSU with push-pull regulator
  200. Different Generations of Cree SiC Schottky Diodes
  201. Issue with a softstart module.
  202. Building a high voltage SMPS
  203. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  204. Help troubleshoot a PS problem.
  205. Good power supply caps for my subwoofer Amp
  206. Wiring up two trafos to one IEC socket.
  207. HELP - DC45V to DC30V voltage regulator
  208. Need help with car amp PSU
  209. What value resistor(s)to use with capacitors in psu
  210. Honey Badger Power Supply
  211. Tube heater LM317 CCS vs Voltage mode?
  212. Sweet spot for power amp smoothing caps?
  213. positioning two transformer rings
  214. Stereo tri-amp supply - shared or separate?
  215. Transformers out of UPS systems
  216. Isolate or float ground on USB 5v power supply
  217. 1100W 450V Powersupply - Topology and Core
  218. Current Control Using TL494
  219. PSU capacitor - does age matter?
  220. Transformer overvoltage?
  221. What´s noise floor in audio amplifier?
  222. Re-do the PSU of my DVD-P
  223. Super regulator and cable length
  224. 12v to 5v iphone charger getting hot in my enclosure
  225. SMPS help
  226. SMPS question
  227. Noise in audio when charging USB
  228. The toroidal connection misty....
  230. SMPS - hissing noise from transformer
  231. IEC mains filters?
  232. Replace/remove onboard power supply components
  233. 12v power supply for tda8560
  234. Hybrid series regulator
  235. SMPS to Transformer PS
  236. Cap upgrade in full wave voltage doubler
  237. Ham Fest Find (Sorensen DCR60-30B2)
  238. Server power supplies, any good for audio?
  239. Series MOSFET regulator 400V, what the hell
  240. Back-to-Back Transformers Hot to the Touch with Modest Load
  241. Adding additional Capacitors in PS
  242. TubeCadJournal PS
  243. Using multi-SMPS's for a Lab supply. Is it feasable???
  244. detex audio smps xp-5000watts
  245. All I've got is a scope - how do I measure PS stability?
  246. best performing single package 6v regulator?
  247. +5V to +/- 12 V conversion
  248. line filter on secondary?
  249. Quick primary check pls (diagram)
  250. What power supply is this

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