View Full Version : Power Supplies

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  1. How to add a proper power meter to an amp?
  2. Where to find 120VAC to12VAC 2AMP POWER supply
  3. Why use a 1N4002 instead of a 1N4007
  4. Double C Core vs Single C Core
  5. Single supply vs. dual supply and noise, I can't find a proper solution
  6. TC Electronics G-Major Power supply failure
  7. Isolation transformer
  8. LT1963 - Pre Regulation
  9. Newbie needs help with small rechargeable battery selection (Thodio project)
  10. question about transformer current rating with a multitap secondary
  11. Identify this transformer...
  12. Please check this schematic.
  13. Lowering earth impedance--Earth spikes in Russ Andrews Book
  14. Building a power supply. Need some help
  15. Inrush protection of a PCB power transformer
  16. computer pci-e power and tri-path amps
  17. Mute Circuit Connections for My PSU
  18. 12vDC to 110vAC converter with 18v battery
  19. Quad secondary FW CT puzzle
  20. Grounding for dual mono PSU and digital PSU
  21. Can a PC power supply be stepped down.
  22. Separate supply for input/driver
  23. Toroid Rewind
  24. Taylor 1363 smps,help needed
  25. Accidentally Shorted Secondary Windings, Advice Needed
  26. Symmetrical power supply with two identical sources
  27. LM338 tracking preregulator and current limit
  28. Modding SMPS for audiophile performance
  29. Rechargeable Setup
  30. Dual Bridge problem
  31. New design with 1KV power transformer
  33. Low Noise/Ripple 24Vdc ±12 Psu (±100mA)
  34. Good Regulator for 7 - 8ma load
  35. Need PSU advice for 2x Class D amp modules
  36. Help for newbie - rechargable supply
  37. Transformer Ratings (for Simulation)
  38. 24 Volt operation Jung Regulator
  39. VA rating for an Iron Core transformer
  40. AC on DC wall warts
  41. Question About Transformer Voltage Output
  42. Must find replacement power transformer!
  43. Reducing voltage, diodes in series, dual PSU
  44. Need some help understanding
  45. Korg Sp-100 works with AC Power Supply but not with DC
  46. Isolated PSU with push-pull regulator
  49. Different Generations of Cree SiC Schottky Diodes
  50. Issue with a softstart module.
  51. Building a high voltage SMPS
  52. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  53. Help troubleshoot a PS problem.
  54. Good power supply caps for my subwoofer Amp
  55. Wiring up two trafos to one IEC socket.
  56. HELP - DC45V to DC30V voltage regulator
  57. Need help with car amp PSU
  58. What value resistor(s)to use with capacitors in psu
  59. Honey Badger Power Supply
  60. Tube heater LM317 CCS vs Voltage mode?
  61. Sweet spot for power amp smoothing caps?
  62. positioning two transformer rings
  63. Stereo tri-amp supply - shared or separate?
  64. Transformers out of UPS systems
  65. Isolate or float ground on USB 5v power supply
  66. 1100W 450V Powersupply - Topology and Core
  67. Current Control Using TL494
  68. PSU capacitor - does age matter?
  69. Transformer overvoltage?
  70. What´s noise floor in audio amplifier?
  71. Re-do the PSU of my DVD-P
  72. Super regulator and cable length
  73. 12v to 5v iphone charger getting hot in my enclosure
  74. SMPS help
  75. SMPS question
  76. Noise in audio when charging USB
  77. The toroidal connection misty....
  79. SMPS - hissing noise from transformer
  80. IEC mains filters?
  81. Replace/remove onboard power supply components
  82. 12v power supply for tda8560
  83. Hybrid series regulator
  84. SMPS to Transformer PS
  85. Cap upgrade in full wave voltage doubler
  86. Ham Fest Find (Sorensen DCR60-30B2)
  87. Server power supplies, any good for audio?
  88. Series MOSFET regulator 400V, what the hell
  89. Back-to-Back Transformers Hot to the Touch with Modest Load
  90. Adding additional Capacitors in PS
  91. TubeCadJournal PS
  92. Using multi-SMPS's for a Lab supply. Is it feasable???
  93. detex audio smps xp-5000watts
  94. All I've got is a scope - how do I measure PS stability?
  95. best performing single package 6v regulator?
  96. +5V to +/- 12 V conversion
  97. line filter on secondary?
  98. Quick primary check pls (diagram)
  99. What power supply is this
  100. Inductor Test Rig
  101. Repurposing logitech x530
  102. REGA BRIO toroid transformer
  103. Running 2 class D amps from 1 SMPS
  104. Mosfet reg vs Mosfet shunt reg
  105. What is the advantage of a snubberized power supply
  106. Reversed adjust pin cap on LT1085 - damaged?
  107. which transformer to use for this regulated supply?
  108. Some brief questions on SMPS's filtering and grounding
  109. traces/placement psu board for class A amp
  110. Transformer specs?
  111. Two Transformer connect ground together
  112. Possible to reconfigure Toroidal Transformer?
  113. DC sub for AC voltage
  114. Volt-Ammeter
  115. smd CRC filter
  117. 3V lithium battery physics
  118. SMPS for Mixing Console
  119. LM329 LTSpice model needed
  120. Acurus L10 Powersupply
  121. What transformer is this?
  122. Transformer selection for CK260 CanaKit
  123. Laptop batteries?
  124. 7815 and 7915 output problems
  125. Center tap offset 12vac
  126. Measuring stray inductance of a transformer with two sec. windings?
  127. Q:Transformer tray inductance measurement
  128. Shared current Power Supply
  129. Switching power supplies vs transformer
  130. Multiple parallel caps in a PS is there a downside?
  131. Info on toroidal
  132. PSU noise - distance between blocks - cables length
  133. Tascam DM-24 P. S. Schematic
  134. Re-using 12V PC/Bench supplies with 30V TK2050
  135. Upgrading PSU in old audio amplifier...
  136. Dual pos. regulators after an SMPS
  137. Martin Logan Dynamo power supply
  138. Virtual ct on a trafo with no ct
  139. PWM-controlled dual PSU
  140. Mosfet regulated 400V PSU oscilation help
  141. Control Shutdown (enable) pin of LT1963A voltage regulator with Open collector
  142. Differential use of transformer secondary ?
  143. Polarity protect diode
  144. leader function generator
  145. +\-50v supply help
  146. Implementation of components
  147. TL431 Based CSS & Shunt Reg for +/-15V
  148. Electrolytic Capacitor Question
  149. 81V Regulated Power Supply for a Nytech CPA602
  150. Changing a 12VDC -> +/-35VDC SMPS to a 120VAC -> +/-35VDC SMPS
  151. Advice on Powering/Recharging a Mobile Stereo
  152. T splices in the PSU: that bad?
  153. Litz wire peeling techniques
  154. Simple discrete shunt bipolar supply for opamp
  155. Simple regulator sanity check?
  156. What shunt regulator should I build?
  157. Softstart delay
  158. Power Supply Mains Filter
  159. USES for OLD Rectifiers and SCRs
  160. base theory of self osc and sample circuit
  161. needed idiots guide to powering with batteries
  162. Transformer type identification help
  163. Crossover Bi-amping (12VDC), what to do?
  164. Power supply when mains voltage in unstable
  165. Question about Bobken regulator and current output
  166. Crude idea to modify PC ATX PSU for Tube Amp
  167. Can't Tell if Power Supply is Dual Rail
  168. improving Digi002r Power supply!
  169. Would this work (class d power supply)
  170. Uni SMPS
  171. Connected a transformer wrong, I think
  172. Can LM337L be Used in Preregulator Mode
  173. what shematic for switching power suplply
  174. Calculation formulas for c-core/double c-core transformer
  175. Transformer calculations for Jlh for quad esl amplifier
  176. Which Maida output scheme do you prefer?
  177. Variac set to "low" as soft-start for large transformer?
  178. Car battery as UPS backup
  179. MDA fuse for a glass fuse.
  180. AC converter vrom 220V/50Hz to 110V/60Hz for Krell HTS-5.1 or Sunfire Theatre Grand
  181. "Rewire" Amp Transformer from 120V to 230V
  182. Wiring a toroidal transformer!
  183. Lenard's Series Pass MOSFET Tube Regulator Qs
  184. Holden And Fisher Transformers
  185. Power supplies to fuel some wild projects
  186. My voltage doubler - is this works?
  187. "Special" power supply
  188. Smoothing Supply
  189. Smoothing Supply
  190. RN-20 Chinese transformer connecting to JHL Amp board
  191. http://www.selectronic.fr
  192. Question: Tube Regulated Power Supply
  193. basic power supply questions
  194. power on/off dc surge
  195. DIY Mains conditioning Power bar (Mains DC, and Mains voltage)
  196. Help with B+ 325 supply
  197. Just bought a TDA8950TH 2.1 digital Class D Amplifier Board 2*150W+250W (AM160)
  198. Tapping 12v from a NAP140 clone PCB board
  199. 15VAC Dual adjustable regulated PSU 5V-25VDC
  200. Monster HTS 3600 MKII
  201. R Core transformer noise
  202. Power supply for my Aikido mixer
  203. power supply subtitute for topping d20
  204. please advise MUCH better chip than 7815 for 15V
  205. Choke to be wound calculation assistance request
  206. Regulating battery to 9V
  207. 18V + 18V Power Adapter = +/- 18V Power Supply ?
  208. +/-12vdc, 5volt digital ground?
  209. Soft Start Collection
  210. varying filter cap values?
  211. Shunt Reg… need help
  212. How to make simple battery PS for phono preamp?
  213. BEHRINGER PMP4000 power source
  214. Amplifier Does Not power up
  215. Universal PSU Capacitor Group Buy
  216. transformer power for gainclone amp
  217. Capacitance Multiplier Power Supply
  218. Draw power from one of two batteries in series
  219. main bridge has diodes in series
  220. SMPS Mac Mini
  221. Thule DVD250B blows the fuse
  222. Hifg Voltage Rectifiers
  223. HV Linear Supply Design - Loop compensation advice needed!
  224. Help cleaning up ripple on 9v 6 chnl guitar pedal power supply
  225. Analog Metric Softstart Board
  226. please help,problem with my amp....the led indicator like a flip flop.
  227. Power for a 13.5V DC circuit
  228. Power supply, transformer
  229. Bypass capacitor placement
  230. Simple DIY Rectifier?
  231. I need schematic for a 2x9v battery charger
  232. 100v dc from 150?
  233. So nothing is wrong?
  234. Power supply query
  235. Rectified AC vs switching power supply
  236. 1000W SMPS
  237. Hook Up of -24 +24 Power Supply-Help
  238. SMPS 800W for audio applications +/-62Vcc
  239. ground or not to ground..??
  240. Need opinion
  241. Ground question
  242. [DIY]Transducer driver SMPS
  243. LM317 vs MOSFET/BJT resulted PSU for tube poweramp
  244. help with transformer
  245. 4 x 100V AC to 500V DC
  246. Is my transformer defective?
  247. LM78xx output decoupling capacitor
  248. Convert 21V to 15V dc to dc
  249. PS boards in DIY store
  250. External battery charger (PS Vita)

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