View Full Version : Power Supplies

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  1. 120v to +-70v?
  2. power supply?
  3. Resevoir capacitors for Chip Amps
  4. Help needed with a basic 12 volt high current regulator
  5. Cobbling together 12V for two mono amps.
  6. how to know transformer power rating
  7. Options for getting the proper voltage
  8. Ground not at 0V
  9. fully charged battery
  10. Power supply for DAC,
  11. forte f-45 power supply
  12. Power Supply for Tube Preamp
  13. Is this real? - simulation of parasitics
  14. hot amp
  15. 250V stabilizer ok?
  16. PSU for Gaincard - Questions
  17. Soft start
  18. LLC Converter maximum gap in core
  19. Efficient 12v to 5v step down converter without noise?
  20. Ripple/Motorboating help with Battery PSU
  21. Power Supply Voltage too High
  22. How to add a proper power meter to an amp?
  23. Where to find 120VAC to12VAC 2AMP POWER supply
  24. Why use a 1N4002 instead of a 1N4007
  25. Double C Core vs Single C Core
  26. Single supply vs. dual supply and noise, I can't find a proper solution
  27. TC Electronics G-Major Power supply failure
  28. Isolation transformer
  29. LT1963 - Pre Regulation
  30. Newbie needs help with small rechargeable battery selection (Thodio project)
  31. question about transformer current rating with a multitap secondary
  32. Identify this transformer...
  33. Please check this schematic.
  34. Lowering earth impedance--Earth spikes in Russ Andrews Book
  35. Building a power supply. Need some help
  36. Inrush protection of a PCB power transformer
  37. computer pci-e power and tri-path amps
  38. Mute Circuit Connections for My PSU
  39. 12vDC to 110vAC converter with 18v battery
  40. Quad secondary FW CT puzzle
  41. Grounding for dual mono PSU and digital PSU
  42. Can a PC power supply be stepped down.
  43. Separate supply for input/driver
  44. Toroid Rewind
  45. Taylor 1363 smps,help needed
  46. Accidentally Shorted Secondary Windings, Advice Needed
  47. Symmetrical power supply with two identical sources
  48. LM338 tracking preregulator and current limit
  49. Modding SMPS for audiophile performance
  50. Rechargeable Setup
  51. Dual Bridge problem
  52. New design with 1KV power transformer
  54. Low Noise/Ripple 24Vdc ±12 Psu (±100mA)
  55. Good Regulator for 7 - 8ma load
  56. Need PSU advice for 2x Class D amp modules
  57. Help for newbie - rechargable supply
  58. Transformer Ratings (for Simulation)
  59. 24 Volt operation Jung Regulator
  60. VA rating for an Iron Core transformer
  61. AC on DC wall warts
  62. Question About Transformer Voltage Output
  63. Must find replacement power transformer!
  64. Reducing voltage, diodes in series, dual PSU
  65. Need some help understanding
  66. Korg Sp-100 works with AC Power Supply but not with DC
  67. Isolated PSU with push-pull regulator
  70. Different Generations of Cree SiC Schottky Diodes
  71. Issue with a softstart module.
  72. Building a high voltage SMPS
  73. PSRR and Regulator Quality (Lm317 Vs Jung/Didden)
  74. Help troubleshoot a PS problem.
  75. Good power supply caps for my subwoofer Amp
  76. Wiring up two trafos to one IEC socket.
  77. HELP - DC45V to DC30V voltage regulator
  78. Need help with car amp PSU
  79. What value resistor(s)to use with capacitors in psu
  80. Honey Badger Power Supply
  81. Tube heater LM317 CCS vs Voltage mode?
  82. Sweet spot for power amp smoothing caps?
  83. positioning two transformer rings
  84. Stereo tri-amp supply - shared or separate?
  85. Transformers out of UPS systems
  86. Isolate or float ground on USB 5v power supply
  87. 1100W 450V Powersupply - Topology and Core
  88. Current Control Using TL494
  89. PSU capacitor - does age matter?
  90. Transformer overvoltage?
  91. What´s noise floor in audio amplifier?
  92. Re-do the PSU of my DVD-P
  93. Super regulator and cable length
  94. 12v to 5v iphone charger getting hot in my enclosure
  95. SMPS help
  96. SMPS question
  97. Noise in audio when charging USB
  98. The toroidal connection misty....
  100. SMPS - hissing noise from transformer
  101. IEC mains filters?
  102. Replace/remove onboard power supply components
  103. 12v power supply for tda8560
  104. Hybrid series regulator
  105. SMPS to Transformer PS
  106. Cap upgrade in full wave voltage doubler
  107. Ham Fest Find (Sorensen DCR60-30B2)
  108. Server power supplies, any good for audio?
  109. Series MOSFET regulator 400V, what the hell
  110. Back-to-Back Transformers Hot to the Touch with Modest Load
  111. Adding additional Capacitors in PS
  112. TubeCadJournal PS
  113. Using multi-SMPS's for a Lab supply. Is it feasable???
  114. detex audio smps xp-5000watts
  115. All I've got is a scope - how do I measure PS stability?
  116. best performing single package 6v regulator?
  117. +5V to +/- 12 V conversion
  118. line filter on secondary?
  119. Quick primary check pls (diagram)
  120. What power supply is this
  121. Inductor Test Rig
  122. Repurposing logitech x530
  123. REGA BRIO toroid transformer
  124. Running 2 class D amps from 1 SMPS
  125. Mosfet reg vs Mosfet shunt reg
  126. What is the advantage of a snubberized power supply
  127. Reversed adjust pin cap on LT1085 - damaged?
  128. which transformer to use for this regulated supply?
  129. Some brief questions on SMPS's filtering and grounding
  130. traces/placement psu board for class A amp
  131. Transformer specs?
  132. Two Transformer connect ground together
  133. Possible to reconfigure Toroidal Transformer?
  134. DC sub for AC voltage
  135. Volt-Ammeter
  136. smd CRC filter
  138. 3V lithium battery physics
  139. SMPS for Mixing Console
  140. LM329 LTSpice model needed
  141. Acurus L10 Powersupply
  142. What transformer is this?
  143. Transformer selection for CK260 CanaKit
  144. Laptop batteries?
  145. 7815 and 7915 output problems
  146. Center tap offset 12vac
  147. Measuring stray inductance of a transformer with two sec. windings?
  148. Q:Transformer tray inductance measurement
  149. Shared current Power Supply
  150. Switching power supplies vs transformer
  151. Multiple parallel caps in a PS is there a downside?
  152. Info on toroidal
  153. PSU noise - distance between blocks - cables length
  154. Tascam DM-24 P. S. Schematic
  155. Re-using 12V PC/Bench supplies with 30V TK2050
  156. Upgrading PSU in old audio amplifier...
  157. Dual pos. regulators after an SMPS
  158. Martin Logan Dynamo power supply
  159. Virtual ct on a trafo with no ct
  160. PWM-controlled dual PSU
  161. Mosfet regulated 400V PSU oscilation help
  162. Control Shutdown (enable) pin of LT1963A voltage regulator with Open collector
  163. Differential use of transformer secondary ?
  164. Polarity protect diode
  165. leader function generator
  166. +\-50v supply help
  167. Implementation of components
  168. TL431 Based CSS & Shunt Reg for +/-15V
  169. Electrolytic Capacitor Question
  170. 81V Regulated Power Supply for a Nytech CPA602
  171. Changing a 12VDC -> +/-35VDC SMPS to a 120VAC -> +/-35VDC SMPS
  172. Advice on Powering/Recharging a Mobile Stereo
  173. T splices in the PSU: that bad?
  174. Litz wire peeling techniques
  175. Simple discrete shunt bipolar supply for opamp
  176. Simple regulator sanity check?
  177. What shunt regulator should I build?
  178. Softstart delay
  179. Power Supply Mains Filter
  180. USES for OLD Rectifiers and SCRs
  181. base theory of self osc and sample circuit
  182. needed idiots guide to powering with batteries
  183. Transformer type identification help
  184. Crossover Bi-amping (12VDC), what to do?
  185. Power supply when mains voltage in unstable
  186. Question about Bobken regulator and current output
  187. Crude idea to modify PC ATX PSU for Tube Amp
  188. Can't Tell if Power Supply is Dual Rail
  189. improving Digi002r Power supply!
  190. Would this work (class d power supply)
  191. Uni SMPS
  192. Connected a transformer wrong, I think
  193. Can LM337L be Used in Preregulator Mode
  194. what shematic for switching power suplply
  195. Calculation formulas for c-core/double c-core transformer
  196. Transformer calculations for Jlh for quad esl amplifier
  197. Which Maida output scheme do you prefer?
  198. Variac set to "low" as soft-start for large transformer?
  199. Car battery as UPS backup
  200. MDA fuse for a glass fuse.
  201. AC converter vrom 220V/50Hz to 110V/60Hz for Krell HTS-5.1 or Sunfire Theatre Grand
  202. "Rewire" Amp Transformer from 120V to 230V
  203. Wiring a toroidal transformer!
  204. Lenard's Series Pass MOSFET Tube Regulator Qs
  205. Holden And Fisher Transformers
  206. Power supplies to fuel some wild projects
  207. My voltage doubler - is this works?
  208. "Special" power supply
  209. Smoothing Supply
  210. Smoothing Supply
  211. RN-20 Chinese transformer connecting to JHL Amp board
  212. http://www.selectronic.fr
  213. Question: Tube Regulated Power Supply
  214. basic power supply questions
  215. power on/off dc surge
  216. DIY Mains conditioning Power bar (Mains DC, and Mains voltage)
  217. Help with B+ 325 supply
  218. Just bought a TDA8950TH 2.1 digital Class D Amplifier Board 2*150W+250W (AM160)
  219. Tapping 12v from a NAP140 clone PCB board
  220. 15VAC Dual adjustable regulated PSU 5V-25VDC
  221. Monster HTS 3600 MKII
  222. R Core transformer noise
  223. Power supply for my Aikido mixer
  224. power supply subtitute for topping d20
  225. please advise MUCH better chip than 7815 for 15V
  226. Choke to be wound calculation assistance request
  227. Regulating battery to 9V
  228. 18V + 18V Power Adapter = +/- 18V Power Supply ?
  229. +/-12vdc, 5volt digital ground?
  230. Soft Start Collection
  231. varying filter cap values?
  232. Shunt Reg… need help
  233. How to make simple battery PS for phono preamp?
  234. BEHRINGER PMP4000 power source
  235. Amplifier Does Not power up
  236. Universal PSU Capacitor Group Buy
  237. transformer power for gainclone amp
  238. Capacitance Multiplier Power Supply
  239. Draw power from one of two batteries in series
  240. main bridge has diodes in series
  241. SMPS Mac Mini
  242. Thule DVD250B blows the fuse
  243. Hifg Voltage Rectifiers
  244. HV Linear Supply Design - Loop compensation advice needed!
  245. Help cleaning up ripple on 9v 6 chnl guitar pedal power supply
  246. Analog Metric Softstart Board
  247. please help,problem with my amp....the led indicator like a flip flop.
  248. Power for a 13.5V DC circuit
  249. Power supply, transformer
  250. Bypass capacitor placement

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