View Full Version : Power Supplies

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  2. Different Generations of Cree SiC Schottky Diodes
  3. Issue with a softstart module.
  4. Building a high voltage SMPS
  5. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  6. Help troubleshoot a PS problem.
  7. Good power supply caps for my subwoofer Amp
  8. Wiring up two trafos to one IEC socket.
  9. HELP - DC45V to DC30V voltage regulator
  10. Need help with car amp PSU
  11. What value resistor(s)to use with capacitors in psu
  12. Honey Badger Power Supply
  13. Tube heater LM317 CCS vs Voltage mode?
  14. Sweet spot for power amp smoothing caps?
  15. positioning two transformer rings
  16. Stereo tri-amp supply - shared or separate?
  17. Transformers out of UPS systems
  18. Isolate or float ground on USB 5v power supply
  19. 1100W 450V Powersupply - Topology and Core
  20. Current Control Using TL494
  21. PSU capacitor - does age matter?
  22. Transformer overvoltage?
  23. What´s noise floor in audio amplifier?
  24. Re-do the PSU of my DVD-P
  25. Super regulator and cable length
  26. 12v to 5v iphone charger getting hot in my enclosure
  27. SMPS help
  28. SMPS question
  29. Noise in audio when charging USB
  30. The toroidal connection misty....
  32. SMPS - hissing noise from transformer
  33. IEC mains filters?
  34. Replace/remove onboard power supply components
  35. 12v power supply for tda8560
  36. Hybrid series regulator
  37. SMPS to Transformer PS
  38. Cap upgrade in full wave voltage doubler
  39. Ham Fest Find (Sorensen DCR60-30B2)
  40. Server power supplies, any good for audio?
  41. Series MOSFET regulator 400V, what the hell
  42. Back-to-Back Transformers Hot to the Touch with Modest Load
  43. Adding additional Capacitors in PS
  44. TubeCadJournal PS
  45. Using multi-SMPS's for a Lab supply. Is it feasable???
  46. detex audio smps xp-5000watts
  47. All I've got is a scope - how do I measure PS stability?
  48. best performing single package 6v regulator?
  49. +5V to +/- 12 V conversion
  50. line filter on secondary?
  51. Quick primary check pls (diagram)
  52. What power supply is this
  53. Inductor Test Rig
  54. Repurposing logitech x530
  55. REGA BRIO toroid transformer
  56. Running 2 class D amps from 1 SMPS
  57. Mosfet reg vs Mosfet shunt reg
  58. What is the advantage of a snubberized power supply
  59. Reversed adjust pin cap on LT1085 - damaged?
  60. which transformer to use for this regulated supply?
  61. Some brief questions on SMPS's filtering and grounding
  62. traces/placement psu board for class A amp
  63. Transformer specs?
  64. Two Transformer connect ground together
  65. Possible to reconfigure Toroidal Transformer?
  66. DC sub for AC voltage
  67. Volt-Ammeter
  68. smd CRC filter
  70. 3V lithium battery physics
  71. SMPS for Mixing Console
  72. LM329 LTSpice model needed
  73. Acurus L10 Powersupply
  74. What transformer is this?
  75. Transformer selection for CK260 CanaKit
  76. Laptop batteries?
  77. 7815 and 7915 output problems
  78. Center tap offset 12vac
  79. Measuring stray inductance of a transformer with two sec. windings?
  80. Q:Transformer tray inductance measurement
  81. Shared current Power Supply
  82. Switching power supplies vs transformer
  83. Multiple parallel caps in a PS is there a downside?
  84. Info on toroidal
  85. PSU noise - distance between blocks - cables length
  86. Tascam DM-24 P. S. Schematic
  87. Re-using 12V PC/Bench supplies with 30V TK2050
  88. Upgrading PSU in old audio amplifier...
  89. Dual pos. regulators after an SMPS
  90. Martin Logan Dynamo power supply
  91. Virtual ct on a trafo with no ct
  92. PWM-controlled dual PSU
  93. Mosfet regulated 400V PSU oscilation help
  94. Control Shutdown (enable) pin of LT1963A voltage regulator with Open collector
  95. Differential use of transformer secondary ?
  96. Polarity protect diode
  97. leader function generator
  98. +\-50v supply help
  99. Implementation of components
  100. TL431 Based CSS & Shunt Reg for +/-15V
  101. Electrolytic Capacitor Question
  102. 81V Regulated Power Supply for a Nytech CPA602
  103. Changing a 12VDC -> +/-35VDC SMPS to a 120VAC -> +/-35VDC SMPS
  104. Advice on Powering/Recharging a Mobile Stereo
  105. T splices in the PSU: that bad?
  106. Litz wire peeling techniques
  107. Simple discrete shunt bipolar supply for opamp
  108. Simple regulator sanity check?
  109. What shunt regulator should I build?
  110. Softstart delay
  111. Power Supply Mains Filter
  112. USES for OLD Rectifiers and SCRs
  113. base theory of self osc and sample circuit
  114. needed idiots guide to powering with batteries
  115. Transformer type identification help
  116. Crossover Bi-amping (12VDC), what to do?
  117. Power supply when mains voltage in unstable
  118. Question about Bobken regulator and current output
  119. Crude idea to modify PC ATX PSU for Tube Amp
  120. Can't Tell if Power Supply is Dual Rail
  121. improving Digi002r Power supply!
  122. Would this work (class d power supply)
  123. Uni SMPS
  124. Connected a transformer wrong, I think
  125. Can LM337L be Used in Preregulator Mode
  126. what shematic for switching power suplply
  127. Calculation formulas for c-core/double c-core transformer
  128. Transformer calculations for Jlh for quad esl amplifier
  129. Which Maida output scheme do you prefer?
  130. Variac set to "low" as soft-start for large transformer?
  131. Car battery as UPS backup
  132. MDA fuse for a glass fuse.
  133. AC converter vrom 220V/50Hz to 110V/60Hz for Krell HTS-5.1 or Sunfire Theatre Grand
  134. "Rewire" Amp Transformer from 120V to 230V
  135. Wiring a toroidal transformer!
  136. Lenard's Series Pass MOSFET Tube Regulator Qs
  137. Holden And Fisher Transformers
  138. Power supplies to fuel some wild projects
  139. My voltage doubler - is this works?
  140. "Special" power supply
  141. Smoothing Supply
  142. Smoothing Supply
  143. RN-20 Chinese transformer connecting to JHL Amp board
  144. http://www.selectronic.fr
  145. Question: Tube Regulated Power Supply
  146. basic power supply questions
  147. power on/off dc surge
  148. DIY Mains conditioning Power bar (Mains DC, and Mains voltage)
  149. Help with B+ 325 supply
  150. Just bought a TDA8950TH 2.1 digital Class D Amplifier Board 2*150W+250W (AM160)
  151. Tapping 12v from a NAP140 clone PCB board
  152. 15VAC Dual adjustable regulated PSU 5V-25VDC
  153. Monster HTS 3600 MKII
  154. R Core transformer noise
  155. Power supply for my Aikido mixer
  156. power supply subtitute for topping d20
  157. please advise MUCH better chip than 7815 for 15V
  158. Choke to be wound calculation assistance request
  159. Regulating battery to 9V
  160. 18V + 18V Power Adapter = +/- 18V Power Supply ?
  161. +/-12vdc, 5volt digital ground?
  162. Soft Start Collection
  163. varying filter cap values?
  164. Shunt Reg… need help
  165. How to make simple battery PS for phono preamp?
  166. BEHRINGER PMP4000 power source
  167. Amplifier Does Not power up
  168. Universal PSU Capacitor Group Buy
  169. transformer power for gainclone amp
  170. Capacitance Multiplier Power Supply
  171. Draw power from one of two batteries in series
  172. main bridge has diodes in series
  173. SMPS Mac Mini
  174. Thule DVD250B blows the fuse
  175. Hifg Voltage Rectifiers
  176. HV Linear Supply Design - Loop compensation advice needed!
  177. Help cleaning up ripple on 9v 6 chnl guitar pedal power supply
  178. Analog Metric Softstart Board
  179. please help,problem with my amp....the led indicator like a flip flop.
  180. Power for a 13.5V DC circuit
  181. Power supply, transformer
  182. Bypass capacitor placement
  183. Simple DIY Rectifier?
  184. I need schematic for a 2x9v battery charger
  185. 100v dc from 150?
  186. So nothing is wrong?
  187. Power supply query
  188. Rectified AC vs switching power supply
  189. 1000W SMPS
  190. Hook Up of -24 +24 Power Supply-Help
  191. SMPS 800W for audio applications +/-62Vcc
  192. ground or not to ground..??
  193. Need opinion
  194. Ground question
  195. [DIY]Transducer driver SMPS
  196. LM317 vs MOSFET/BJT resulted PSU for tube poweramp
  197. help with transformer
  198. 4 x 100V AC to 500V DC
  199. Is my transformer defective?
  200. LM78xx output decoupling capacitor
  201. Convert 21V to 15V dc to dc
  202. PS boards in DIY store
  203. External battery charger (PS Vita)
  204. Power supply for TDA7498 Amp?
  205. Lighting transformers as a power supply
  207. I need a 285 regulated PS
  208. Power supply for TDA2030
  209. Boost converters & amplifiers & batteries
  210. +/- 90v smps looking for simple design
  211. IEC connector alternative ?
  212. Modelling an L C R power supply
  213. Feeding PCM1704
  214. Transformers and current output
  215. How to wire AC neon pilot light?
  216. Can you make an smps regulated by adding an lm317?
  217. Broken transformer wire..
  218. Adding a infrared or rf remote to a DIY system
  219. PC PSU To Power Car Amplifier
  220. Transformer energy conservation
  221. Be away from powerpoints
  222. Toroidal transformer wire problems
  223. Transformer Current Testing
  224. Why are Switching power supplies so uncommon ?
  225. PSUD2 and CCS
  226. LM317-337 regulated +-24VDC
  227. LM series adjustable dual power supply
  228. Wanted: Schematic for Lambda Model 28
  229. psrr vs frequency in audio precision(AP2700)
  230. Inductor for magnet power supply
  231. smps forward - need help with bias voltage
  232. high watt smps
  233. LM338 Resistor Wattage
  234. Unusual filtering scheme question
  235. Alpha ca1000 power supply
  236. Help needed for 18v phono stage PS hum
  237. 50V to +/-15 - Best solution?
  238. Transformer volts & VA vs. output power experimentation
  239. help identifying this part?
  240. How to take apart Eagle brand receptacles?
  241. Peavey CS800, no Power
  242. Smps with IR2153 for audio amplifier
  243. Sanity check - back to back transformers and CT
  244. regulating smps output
  245. Transformer with strange output- 240V- 5.5mA
  246. Suggestions on regulating -70v
  247. Can one hear a switching power supply?
  248. ZVS smps
  249. Single PS powering several boards
  250. Power Supply -50V gnd +50V

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