View Full Version : Power Supplies

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  1. New design with 1KV power transformer
  3. Low Noise/Ripple 24Vdc ±12 Psu (±100mA)
  4. Good Regulator for 7 - 8ma load
  5. Need PSU advice for 2x Class D amp modules
  6. Help for newbie - rechargable supply
  7. Transformer Ratings (for Simulation)
  8. 24 Volt operation Jung Regulator
  9. VA rating for an Iron Core transformer
  10. AC on DC wall warts
  11. Question About Transformer Voltage Output
  12. Must find replacement power transformer!
  13. Reducing voltage, diodes in series, dual PSU
  14. Need some help understanding
  15. Korg Sp-100 works with AC Power Supply but not with DC
  16. Isolated PSU with push-pull regulator
  19. Different Generations of Cree SiC Schottky Diodes
  20. Issue with a softstart module.
  21. Building a high voltage SMPS
  22. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  23. Help troubleshoot a PS problem.
  24. Good power supply caps for my subwoofer Amp
  25. Wiring up two trafos to one IEC socket.
  26. HELP - DC45V to DC30V voltage regulator
  27. Need help with car amp PSU
  28. What value resistor(s)to use with capacitors in psu
  29. Honey Badger Power Supply
  30. Tube heater LM317 CCS vs Voltage mode?
  31. Sweet spot for power amp smoothing caps?
  32. positioning two transformer rings
  33. Stereo tri-amp supply - shared or separate?
  34. Transformers out of UPS systems
  35. Isolate or float ground on USB 5v power supply
  36. 1100W 450V Powersupply - Topology and Core
  37. Current Control Using TL494
  38. PSU capacitor - does age matter?
  39. Transformer overvoltage?
  40. What´s noise floor in audio amplifier?
  41. Re-do the PSU of my DVD-P
  42. Super regulator and cable length
  43. 12v to 5v iphone charger getting hot in my enclosure
  44. SMPS help
  45. SMPS question
  46. Noise in audio when charging USB
  47. The toroidal connection misty....
  49. SMPS - hissing noise from transformer
  50. IEC mains filters?
  51. Replace/remove onboard power supply components
  52. 12v power supply for tda8560
  53. Hybrid series regulator
  54. SMPS to Transformer PS
  55. Cap upgrade in full wave voltage doubler
  56. Ham Fest Find (Sorensen DCR60-30B2)
  57. Server power supplies, any good for audio?
  58. Series MOSFET regulator 400V, what the hell
  59. Back-to-Back Transformers Hot to the Touch with Modest Load
  60. Adding additional Capacitors in PS
  61. TubeCadJournal PS
  62. Using multi-SMPS's for a Lab supply. Is it feasable???
  63. detex audio smps xp-5000watts
  64. All I've got is a scope - how do I measure PS stability?
  65. best performing single package 6v regulator?
  66. +5V to +/- 12 V conversion
  67. line filter on secondary?
  68. Quick primary check pls (diagram)
  69. What power supply is this
  70. Inductor Test Rig
  71. Repurposing logitech x530
  72. REGA BRIO toroid transformer
  73. Running 2 class D amps from 1 SMPS
  74. Mosfet reg vs Mosfet shunt reg
  75. What is the advantage of a snubberized power supply
  76. Reversed adjust pin cap on LT1085 - damaged?
  77. which transformer to use for this regulated supply?
  78. Some brief questions on SMPS's filtering and grounding
  79. traces/placement psu board for class A amp
  80. Transformer specs?
  81. Two Transformer connect ground together
  82. Possible to reconfigure Toroidal Transformer?
  83. DC sub for AC voltage
  84. Volt-Ammeter
  85. smd CRC filter
  87. 3V lithium battery physics
  88. SMPS for Mixing Console
  89. LM329 LTSpice model needed
  90. Acurus L10 Powersupply
  91. What transformer is this?
  92. Transformer selection for CK260 CanaKit
  93. Laptop batteries?
  94. 7815 and 7915 output problems
  95. Center tap offset 12vac
  96. Measuring stray inductance of a transformer with two sec. windings?
  97. Q:Transformer tray inductance measurement
  98. Shared current Power Supply
  99. Switching power supplies vs transformer
  100. Multiple parallel caps in a PS is there a downside?
  101. Info on toroidal
  102. PSU noise - distance between blocks - cables length
  103. Tascam DM-24 P. S. Schematic
  104. Re-using 12V PC/Bench supplies with 30V TK2050
  105. Upgrading PSU in old audio amplifier...
  106. Dual pos. regulators after an SMPS
  107. Martin Logan Dynamo power supply
  108. Virtual ct on a trafo with no ct
  109. PWM-controlled dual PSU
  110. Mosfet regulated 400V PSU oscilation help
  111. Control Shutdown (enable) pin of LT1963A voltage regulator with Open collector
  112. Differential use of transformer secondary ?
  113. Polarity protect diode
  114. leader function generator
  115. +\-50v supply help
  116. Implementation of components
  117. TL431 Based CSS & Shunt Reg for +/-15V
  118. Electrolytic Capacitor Question
  119. 81V Regulated Power Supply for a Nytech CPA602
  120. Changing a 12VDC -> +/-35VDC SMPS to a 120VAC -> +/-35VDC SMPS
  121. Advice on Powering/Recharging a Mobile Stereo
  122. T splices in the PSU: that bad?
  123. Litz wire peeling techniques
  124. Simple discrete shunt bipolar supply for opamp
  125. Simple regulator sanity check?
  126. What shunt regulator should I build?
  127. Softstart delay
  128. Power Supply Mains Filter
  129. USES for OLD Rectifiers and SCRs
  130. base theory of self osc and sample circuit
  131. needed idiots guide to powering with batteries
  132. Transformer type identification help
  133. Crossover Bi-amping (12VDC), what to do?
  134. Power supply when mains voltage in unstable
  135. Question about Bobken regulator and current output
  136. Crude idea to modify PC ATX PSU for Tube Amp
  137. Can't Tell if Power Supply is Dual Rail
  138. improving Digi002r Power supply!
  139. Would this work (class d power supply)
  140. Uni SMPS
  141. Connected a transformer wrong, I think
  142. Can LM337L be Used in Preregulator Mode
  143. what shematic for switching power suplply
  144. Calculation formulas for c-core/double c-core transformer
  145. Transformer calculations for Jlh for quad esl amplifier
  146. Which Maida output scheme do you prefer?
  147. Variac set to "low" as soft-start for large transformer?
  148. Car battery as UPS backup
  149. MDA fuse for a glass fuse.
  150. AC converter vrom 220V/50Hz to 110V/60Hz for Krell HTS-5.1 or Sunfire Theatre Grand
  151. "Rewire" Amp Transformer from 120V to 230V
  152. Wiring a toroidal transformer!
  153. Lenard's Series Pass MOSFET Tube Regulator Qs
  154. Holden And Fisher Transformers
  155. Power supplies to fuel some wild projects
  156. My voltage doubler - is this works?
  157. "Special" power supply
  158. Smoothing Supply
  159. Smoothing Supply
  160. RN-20 Chinese transformer connecting to JHL Amp board
  161. http://www.selectronic.fr
  162. Question: Tube Regulated Power Supply
  163. basic power supply questions
  164. power on/off dc surge
  165. DIY Mains conditioning Power bar (Mains DC, and Mains voltage)
  166. Help with B+ 325 supply
  167. Just bought a TDA8950TH 2.1 digital Class D Amplifier Board 2*150W+250W (AM160)
  168. Tapping 12v from a NAP140 clone PCB board
  169. 15VAC Dual adjustable regulated PSU 5V-25VDC
  170. Monster HTS 3600 MKII
  171. R Core transformer noise
  172. Power supply for my Aikido mixer
  173. power supply subtitute for topping d20
  174. please advise MUCH better chip than 7815 for 15V
  175. Choke to be wound calculation assistance request
  176. Regulating battery to 9V
  177. 18V + 18V Power Adapter = +/- 18V Power Supply ?
  178. +/-12vdc, 5volt digital ground?
  179. Soft Start Collection
  180. varying filter cap values?
  181. Shunt Reg… need help
  182. How to make simple battery PS for phono preamp?
  183. BEHRINGER PMP4000 power source
  184. Amplifier Does Not power up
  185. Universal PSU Capacitor Group Buy
  186. transformer power for gainclone amp
  187. Capacitance Multiplier Power Supply
  188. Draw power from one of two batteries in series
  189. main bridge has diodes in series
  190. SMPS Mac Mini
  191. Thule DVD250B blows the fuse
  192. Hifg Voltage Rectifiers
  193. HV Linear Supply Design - Loop compensation advice needed!
  194. Help cleaning up ripple on 9v 6 chnl guitar pedal power supply
  195. Analog Metric Softstart Board
  196. please help,problem with my amp....the led indicator like a flip flop.
  197. Power for a 13.5V DC circuit
  198. Power supply, transformer
  199. Bypass capacitor placement
  200. Simple DIY Rectifier?
  201. I need schematic for a 2x9v battery charger
  202. 100v dc from 150?
  203. So nothing is wrong?
  204. Power supply query
  205. Rectified AC vs switching power supply
  206. 1000W SMPS
  207. Hook Up of -24 +24 Power Supply-Help
  208. SMPS 800W for audio applications +/-62Vcc
  209. ground or not to ground..??
  210. Need opinion
  211. Ground question
  212. [DIY]Transducer driver SMPS
  213. LM317 vs MOSFET/BJT resulted PSU for tube poweramp
  214. help with transformer
  215. 4 x 100V AC to 500V DC
  216. Is my transformer defective?
  217. LM78xx output decoupling capacitor
  218. Convert 21V to 15V dc to dc
  219. PS boards in DIY store
  220. External battery charger (PS Vita)
  221. Power supply for TDA7498 Amp?
  222. Lighting transformers as a power supply
  224. I need a 285 regulated PS
  225. Power supply for TDA2030
  226. Boost converters & amplifiers & batteries
  227. +/- 90v smps looking for simple design
  228. IEC connector alternative ?
  229. Modelling an L C R power supply
  230. Feeding PCM1704
  231. Transformers and current output
  232. How to wire AC neon pilot light?
  233. Can you make an smps regulated by adding an lm317?
  234. Broken transformer wire..
  235. Adding a infrared or rf remote to a DIY system
  236. PC PSU To Power Car Amplifier
  237. Transformer energy conservation
  238. Be away from powerpoints
  239. Toroidal transformer wire problems
  240. Transformer Current Testing
  241. Why are Switching power supplies so uncommon ?
  242. PSUD2 and CCS
  243. LM317-337 regulated +-24VDC
  244. LM series adjustable dual power supply
  245. Wanted: Schematic for Lambda Model 28
  246. psrr vs frequency in audio precision(AP2700)
  247. Inductor for magnet power supply
  248. smps forward - need help with bias voltage
  249. high watt smps
  250. LM338 Resistor Wattage

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