View Full Version : Power Supplies

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  1. Is this real? - simulation of parasitics
  2. hot amp
  3. 250V stabilizer ok?
  4. PSU for Gaincard - Questions
  5. Soft start
  6. LLC Converter maximum gap in core
  7. Efficient 12v to 5v step down converter without noise?
  8. Ripple/Motorboating help with Battery PSU
  9. Power Supply Voltage too High
  10. How to add a proper power meter to an amp?
  11. Where to find 120VAC to12VAC 2AMP POWER supply
  12. Why use a 1N4002 instead of a 1N4007
  13. Double C Core vs Single C Core
  14. Single supply vs. dual supply and noise, I can't find a proper solution
  15. TC Electronics G-Major Power supply failure
  16. Isolation transformer
  17. LT1963 - Pre Regulation
  18. Newbie needs help with small rechargeable battery selection (Thodio project)
  19. question about transformer current rating with a multitap secondary
  20. Identify this transformer...
  21. Please check this schematic.
  22. Lowering earth impedance--Earth spikes in Russ Andrews Book
  23. Building a power supply. Need some help
  24. Inrush protection of a PCB power transformer
  25. computer pci-e power and tri-path amps
  26. Mute Circuit Connections for My PSU
  27. 12vDC to 110vAC converter with 18v battery
  28. Quad secondary FW CT puzzle
  29. Grounding for dual mono PSU and digital PSU
  30. Can a PC power supply be stepped down.
  31. Separate supply for input/driver
  32. Toroid Rewind
  33. Taylor 1363 smps,help needed
  34. Accidentally Shorted Secondary Windings, Advice Needed
  35. Symmetrical power supply with two identical sources
  36. LM338 tracking preregulator and current limit
  37. Modding SMPS for audiophile performance
  38. Rechargeable Setup
  39. Dual Bridge problem
  40. New design with 1KV power transformer
  42. Low Noise/Ripple 24Vdc ±12 Psu (±100mA)
  43. Good Regulator for 7 - 8ma load
  44. Need PSU advice for 2x Class D amp modules
  45. Help for newbie - rechargable supply
  46. Transformer Ratings (for Simulation)
  47. 24 Volt operation Jung Regulator
  48. VA rating for an Iron Core transformer
  49. AC on DC wall warts
  50. Question About Transformer Voltage Output
  51. Must find replacement power transformer!
  52. Reducing voltage, diodes in series, dual PSU
  53. Need some help understanding
  54. Korg Sp-100 works with AC Power Supply but not with DC
  55. Isolated PSU with push-pull regulator
  58. Different Generations of Cree SiC Schottky Diodes
  59. Issue with a softstart module.
  60. Building a high voltage SMPS
  61. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  62. Help troubleshoot a PS problem.
  63. Good power supply caps for my subwoofer Amp
  64. Wiring up two trafos to one IEC socket.
  65. HELP - DC45V to DC30V voltage regulator
  66. Need help with car amp PSU
  67. What value resistor(s)to use with capacitors in psu
  68. Honey Badger Power Supply
  69. Tube heater LM317 CCS vs Voltage mode?
  70. Sweet spot for power amp smoothing caps?
  71. positioning two transformer rings
  72. Stereo tri-amp supply - shared or separate?
  73. Transformers out of UPS systems
  74. Isolate or float ground on USB 5v power supply
  75. 1100W 450V Powersupply - Topology and Core
  76. Current Control Using TL494
  77. PSU capacitor - does age matter?
  78. Transformer overvoltage?
  79. What´s noise floor in audio amplifier?
  80. Re-do the PSU of my DVD-P
  81. Super regulator and cable length
  82. 12v to 5v iphone charger getting hot in my enclosure
  83. SMPS help
  84. SMPS question
  85. Noise in audio when charging USB
  86. The toroidal connection misty....
  88. SMPS - hissing noise from transformer
  89. IEC mains filters?
  90. Replace/remove onboard power supply components
  91. 12v power supply for tda8560
  92. Hybrid series regulator
  93. SMPS to Transformer PS
  94. Cap upgrade in full wave voltage doubler
  95. Ham Fest Find (Sorensen DCR60-30B2)
  96. Server power supplies, any good for audio?
  97. Series MOSFET regulator 400V, what the hell
  98. Back-to-Back Transformers Hot to the Touch with Modest Load
  99. Adding additional Capacitors in PS
  100. TubeCadJournal PS
  101. Using multi-SMPS's for a Lab supply. Is it feasable???
  102. detex audio smps xp-5000watts
  103. All I've got is a scope - how do I measure PS stability?
  104. best performing single package 6v regulator?
  105. +5V to +/- 12 V conversion
  106. line filter on secondary?
  107. Quick primary check pls (diagram)
  108. What power supply is this
  109. Inductor Test Rig
  110. Repurposing logitech x530
  111. REGA BRIO toroid transformer
  112. Running 2 class D amps from 1 SMPS
  113. Mosfet reg vs Mosfet shunt reg
  114. What is the advantage of a snubberized power supply
  115. Reversed adjust pin cap on LT1085 - damaged?
  116. which transformer to use for this regulated supply?
  117. Some brief questions on SMPS's filtering and grounding
  118. traces/placement psu board for class A amp
  119. Transformer specs?
  120. Two Transformer connect ground together
  121. Possible to reconfigure Toroidal Transformer?
  122. DC sub for AC voltage
  123. Volt-Ammeter
  124. smd CRC filter
  126. 3V lithium battery physics
  127. SMPS for Mixing Console
  128. LM329 LTSpice model needed
  129. Acurus L10 Powersupply
  130. What transformer is this?
  131. Transformer selection for CK260 CanaKit
  132. Laptop batteries?
  133. 7815 and 7915 output problems
  134. Center tap offset 12vac
  135. Measuring stray inductance of a transformer with two sec. windings?
  136. Q:Transformer tray inductance measurement
  137. Shared current Power Supply
  138. Switching power supplies vs transformer
  139. Multiple parallel caps in a PS is there a downside?
  140. Info on toroidal
  141. PSU noise - distance between blocks - cables length
  142. Tascam DM-24 P. S. Schematic
  143. Re-using 12V PC/Bench supplies with 30V TK2050
  144. Upgrading PSU in old audio amplifier...
  145. Dual pos. regulators after an SMPS
  146. Martin Logan Dynamo power supply
  147. Virtual ct on a trafo with no ct
  148. PWM-controlled dual PSU
  149. Mosfet regulated 400V PSU oscilation help
  150. Control Shutdown (enable) pin of LT1963A voltage regulator with Open collector
  151. Differential use of transformer secondary ?
  152. Polarity protect diode
  153. leader function generator
  154. +\-50v supply help
  155. Implementation of components
  156. TL431 Based CSS & Shunt Reg for +/-15V
  157. Electrolytic Capacitor Question
  158. 81V Regulated Power Supply for a Nytech CPA602
  159. Changing a 12VDC -> +/-35VDC SMPS to a 120VAC -> +/-35VDC SMPS
  160. Advice on Powering/Recharging a Mobile Stereo
  161. T splices in the PSU: that bad?
  162. Litz wire peeling techniques
  163. Simple discrete shunt bipolar supply for opamp
  164. Simple regulator sanity check?
  165. What shunt regulator should I build?
  166. Softstart delay
  167. Power Supply Mains Filter
  168. USES for OLD Rectifiers and SCRs
  169. base theory of self osc and sample circuit
  170. needed idiots guide to powering with batteries
  171. Transformer type identification help
  172. Crossover Bi-amping (12VDC), what to do?
  173. Power supply when mains voltage in unstable
  174. Question about Bobken regulator and current output
  175. Crude idea to modify PC ATX PSU for Tube Amp
  176. Can't Tell if Power Supply is Dual Rail
  177. improving Digi002r Power supply!
  178. Would this work (class d power supply)
  179. Uni SMPS
  180. Connected a transformer wrong, I think
  181. Can LM337L be Used in Preregulator Mode
  182. what shematic for switching power suplply
  183. Calculation formulas for c-core/double c-core transformer
  184. Transformer calculations for Jlh for quad esl amplifier
  185. Which Maida output scheme do you prefer?
  186. Variac set to "low" as soft-start for large transformer?
  187. Car battery as UPS backup
  188. MDA fuse for a glass fuse.
  189. AC converter vrom 220V/50Hz to 110V/60Hz for Krell HTS-5.1 or Sunfire Theatre Grand
  190. "Rewire" Amp Transformer from 120V to 230V
  191. Wiring a toroidal transformer!
  192. Lenard's Series Pass MOSFET Tube Regulator Qs
  193. Holden And Fisher Transformers
  194. Power supplies to fuel some wild projects
  195. My voltage doubler - is this works?
  196. "Special" power supply
  197. Smoothing Supply
  198. Smoothing Supply
  199. RN-20 Chinese transformer connecting to JHL Amp board
  200. http://www.selectronic.fr
  201. Question: Tube Regulated Power Supply
  202. basic power supply questions
  203. power on/off dc surge
  204. DIY Mains conditioning Power bar (Mains DC, and Mains voltage)
  205. Help with B+ 325 supply
  206. Just bought a TDA8950TH 2.1 digital Class D Amplifier Board 2*150W+250W (AM160)
  207. Tapping 12v from a NAP140 clone PCB board
  208. 15VAC Dual adjustable regulated PSU 5V-25VDC
  209. Monster HTS 3600 MKII
  210. R Core transformer noise
  211. Power supply for my Aikido mixer
  212. power supply subtitute for topping d20
  213. please advise MUCH better chip than 7815 for 15V
  214. Choke to be wound calculation assistance request
  215. Regulating battery to 9V
  216. 18V + 18V Power Adapter = +/- 18V Power Supply ?
  217. +/-12vdc, 5volt digital ground?
  218. Soft Start Collection
  219. varying filter cap values?
  220. Shunt Reg… need help
  221. How to make simple battery PS for phono preamp?
  222. BEHRINGER PMP4000 power source
  223. Amplifier Does Not power up
  224. Universal PSU Capacitor Group Buy
  225. transformer power for gainclone amp
  226. Capacitance Multiplier Power Supply
  227. Draw power from one of two batteries in series
  228. main bridge has diodes in series
  229. SMPS Mac Mini
  230. Thule DVD250B blows the fuse
  231. Hifg Voltage Rectifiers
  232. HV Linear Supply Design - Loop compensation advice needed!
  233. Help cleaning up ripple on 9v 6 chnl guitar pedal power supply
  234. Analog Metric Softstart Board
  235. please help,problem with my amp....the led indicator like a flip flop.
  236. Power for a 13.5V DC circuit
  237. Power supply, transformer
  238. Bypass capacitor placement
  239. Simple DIY Rectifier?
  240. I need schematic for a 2x9v battery charger
  241. 100v dc from 150?
  242. So nothing is wrong?
  243. Power supply query
  244. Rectified AC vs switching power supply
  245. 1000W SMPS
  246. Hook Up of -24 +24 Power Supply-Help
  247. SMPS 800W for audio applications +/-62Vcc
  248. ground or not to ground..??
  249. Need opinion
  250. Ground question

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