View Full Version : Power Supplies

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  1. What is the advantage of a snubberized power supply
  2. Reversed adjust pin cap on LT1085 - damaged?
  3. which transformer to use for this regulated supply?
  4. Some brief questions on SMPS's filtering and grounding
  5. traces/placement psu board for class A amp
  6. Transformer specs?
  7. Two Transformer connect ground together
  8. Possible to reconfigure Toroidal Transformer?
  9. DC sub for AC voltage
  10. Volt-Ammeter
  11. smd CRC filter
  13. 3V lithium battery physics
  14. SMPS for Mixing Console
  15. LM329 LTSpice model needed
  16. Acurus L10 Powersupply
  17. What transformer is this?
  18. Transformer selection for CK260 CanaKit
  19. Laptop batteries?
  20. 7815 and 7915 output problems
  21. Center tap offset 12vac
  22. Measuring stray inductance of a transformer with two sec. windings?
  23. Q:Transformer tray inductance measurement
  24. Shared current Power Supply
  25. Switching power supplies vs transformer
  26. Multiple parallel caps in a PS is there a downside?
  27. Info on toroidal
  28. PSU noise - distance between blocks - cables length
  29. Tascam DM-24 P. S. Schematic
  30. Re-using 12V PC/Bench supplies with 30V TK2050
  31. Upgrading PSU in old audio amplifier...
  32. Dual pos. regulators after an SMPS
  33. Martin Logan Dynamo power supply
  34. Virtual ct on a trafo with no ct
  35. PWM-controlled dual PSU
  36. Mosfet regulated 400V PSU oscilation help
  37. Control Shutdown (enable) pin of LT1963A voltage regulator with Open collector
  38. Differential use of transformer secondary ?
  39. Polarity protect diode
  40. leader function generator
  41. +\-50v supply help
  42. Implementation of components
  43. TL431 Based CSS & Shunt Reg for +/-15V
  44. Electrolytic Capacitor Question
  45. 81V Regulated Power Supply for a Nytech CPA602
  46. Changing a 12VDC -> +/-35VDC SMPS to a 120VAC -> +/-35VDC SMPS
  47. Advice on Powering/Recharging a Mobile Stereo
  48. T splices in the PSU: that bad?
  49. Litz wire peeling techniques
  50. Simple discrete shunt bipolar supply for opamp
  51. Simple regulator sanity check?
  52. What shunt regulator should I build?
  53. Softstart delay
  54. Power Supply Mains Filter
  55. USES for OLD Rectifiers and SCRs
  56. base theory of self osc and sample circuit
  57. needed idiots guide to powering with batteries
  58. Transformer type identification help
  59. Crossover Bi-amping (12VDC), what to do?
  60. Power supply when mains voltage in unstable
  61. Question about Bobken regulator and current output
  62. Crude idea to modify PC ATX PSU for Tube Amp
  63. Can't Tell if Power Supply is Dual Rail
  64. improving Digi002r Power supply!
  65. Would this work (class d power supply)
  66. Uni SMPS
  67. Connected a transformer wrong, I think
  68. Can LM337L be Used in Preregulator Mode
  69. what shematic for switching power suplply
  70. Calculation formulas for c-core/double c-core transformer
  71. Transformer calculations for Jlh for quad esl amplifier
  72. Which Maida output scheme do you prefer?
  73. Variac set to "low" as soft-start for large transformer?
  74. Car battery as UPS backup
  75. MDA fuse for a glass fuse.
  76. AC converter vrom 220V/50Hz to 110V/60Hz for Krell HTS-5.1 or Sunfire Theatre Grand
  77. "Rewire" Amp Transformer from 120V to 230V
  78. Wiring a toroidal transformer!
  79. Lenard's Series Pass MOSFET Tube Regulator Qs
  80. Holden And Fisher Transformers
  81. Power supplies to fuel some wild projects
  82. My voltage doubler - is this works?
  83. "Special" power supply
  84. Smoothing Supply
  85. Smoothing Supply
  86. RN-20 Chinese transformer connecting to JHL Amp board
  87. http://www.selectronic.fr
  88. Question: Tube Regulated Power Supply
  89. basic power supply questions
  90. power on/off dc surge
  91. DIY Mains conditioning Power bar (Mains DC, and Mains voltage)
  92. Help with B+ 325 supply
  93. Just bought a TDA8950TH 2.1 digital Class D Amplifier Board 2*150W+250W (AM160)
  94. Tapping 12v from a NAP140 clone PCB board
  95. 15VAC Dual adjustable regulated PSU 5V-25VDC
  96. Monster HTS 3600 MKII
  97. R Core transformer noise
  98. Power supply for my Aikido mixer
  99. power supply subtitute for topping d20
  100. please advise MUCH better chip than 7815 for 15V
  101. Choke to be wound calculation assistance request
  102. Regulating battery to 9V
  103. 18V + 18V Power Adapter = +/- 18V Power Supply ?
  104. +/-12vdc, 5volt digital ground?
  105. Soft Start Collection
  106. varying filter cap values?
  107. Shunt Reg… need help
  108. How to make simple battery PS for phono preamp?
  109. BEHRINGER PMP4000 power source
  110. Amplifier Does Not power up
  111. Universal PSU Capacitor Group Buy
  112. transformer power for gainclone amp
  113. Capacitance Multiplier Power Supply
  114. Draw power from one of two batteries in series
  115. main bridge has diodes in series
  116. SMPS Mac Mini
  117. Thule DVD250B blows the fuse
  118. Hifg Voltage Rectifiers
  119. HV Linear Supply Design - Loop compensation advice needed!
  120. Help cleaning up ripple on 9v 6 chnl guitar pedal power supply
  121. Analog Metric Softstart Board
  122. please help,problem with my amp....the led indicator like a flip flop.
  123. Power for a 13.5V DC circuit
  124. Power supply, transformer
  125. Bypass capacitor placement
  126. Simple DIY Rectifier?
  127. I need schematic for a 2x9v battery charger
  128. 100v dc from 150?
  129. So nothing is wrong?
  130. Power supply query
  131. Rectified AC vs switching power supply
  132. 1000W SMPS
  133. Hook Up of -24 +24 Power Supply-Help
  134. SMPS 800W for audio applications +/-62Vcc
  135. ground or not to ground..??
  136. Need opinion
  137. Ground question
  138. [DIY]Transducer driver SMPS
  139. LM317 vs MOSFET/BJT resulted PSU for tube poweramp
  140. help with transformer
  141. 4 x 100V AC to 500V DC
  142. Is my transformer defective?
  143. LM78xx output decoupling capacitor
  144. Convert 21V to 15V dc to dc
  145. PS boards in DIY store
  146. External battery charger (PS Vita)
  147. Power supply for TDA7498 Amp?
  148. Lighting transformers as a power supply
  150. I need a 285 regulated PS
  151. Power supply for TDA2030
  152. Boost converters & amplifiers & batteries
  153. +/- 90v smps looking for simple design
  154. IEC connector alternative ?
  155. Modelling an L C R power supply
  156. Feeding PCM1704
  157. Transformers and current output
  158. How to wire AC neon pilot light?
  159. Can you make an smps regulated by adding an lm317?
  160. Broken transformer wire..
  161. Adding a infrared or rf remote to a DIY system
  162. PC PSU To Power Car Amplifier
  163. Transformer energy conservation
  164. Be away from powerpoints
  165. Toroidal transformer wire problems
  166. Transformer Current Testing
  167. Why are Switching power supplies so uncommon ?
  168. PSUD2 and CCS
  169. LM317-337 regulated +-24VDC
  170. LM series adjustable dual power supply
  171. Wanted: Schematic for Lambda Model 28
  172. psrr vs frequency in audio precision(AP2700)
  173. Inductor for magnet power supply
  174. smps forward - need help with bias voltage
  175. high watt smps
  176. LM338 Resistor Wattage
  177. Unusual filtering scheme question
  178. Alpha ca1000 power supply
  179. Help needed for 18v phono stage PS hum
  180. 50V to +/-15 - Best solution?
  181. Transformer volts & VA vs. output power experimentation
  182. help identifying this part?
  183. How to take apart Eagle brand receptacles?
  184. Peavey CS800, no Power
  185. Smps with IR2153 for audio amplifier
  186. Sanity check - back to back transformers and CT
  187. regulating smps output
  188. Transformer with strange output- 240V- 5.5mA
  189. Suggestions on regulating -70v
  190. Can one hear a switching power supply?
  191. ZVS smps
  192. Single PS powering several boards
  193. Power Supply -50V gnd +50V
  194. Tired of troubleshooting the TL431 - let's switch to batteries (TNT inDiscreto)
  195. Synthesizer power distribution
  196. adding current limiting to a power supply
  197. LM350 max. output voltage
  198. High current voltage regulator using lm7824
  199. Is there any thing wrong with this design
  200. Morgan Jones 2 Transistor Regulator
  201. Need help designing a rectified circuit to AC-power my DC power supply
  202. Power for active crossovers in Active monitors
  203. Toroidal transformer unpackaging and mounting
  204. Parsing the Supertex LR8N3 HV regulator
  205. TDA2030 battery supply?!?
  206. on chip negative voltage regulator with positive supply voltage
  207. power amp and extern supply ?
  208. 15V Batteries
  209. High Voltage Variable Supply on a Shoestring
  210. Batteries lifepo in Europe?
  211. Some mains transformer power supply options
  212. Single Supply Rectifier: 2 Diodes OR 4 Diodes?
  213. Request help with odd looking CCS fed shunt reg circuit and load current ability.
  214. supply power problem
  215. PWM SG3525,IRFPS3810 for 5KW power inverter
  216. TL431-related (circa) problem - TNT Indiscreto power supply
  217. 12 SLA charging circuit for amp
  218. SuperTeddyReg - help needed in calculating values
  219. Can you tell me output ampere of the transformer?
  220. Push-pull converter with atx transformer?
  221. CRC Power Supply Resistor Rating
  222. HexFred vs. Hyperfast Diode (1200v)
  223. Giaime Ugliano Maida regulator
  224. Earthing a double insulated Amp
  225. PS design for tube pre-amp
  226. PSUD high ESR question
  227. Amek Einstein PSU
  228. +-85volt regulator
  229. battery power supply for classT/D amp
  230. Voltage doubler?
  231. Design of SMPS
  232. Laptop power supplies for amps
  233. PSU filter capacitor value vs. output voltage swing
  234. Is this Gonna Work?!?
  235. Preamp quadruple power supply - Opinions
  236. Power Supply for AK4395 board
  237. Powering amplifier from two coil transformer
  238. Battery PSU with voltage meter.
  239. Power Supply for LM1875
  240. +/-15vdc 7815, 7915 Power supply
  241. Winding two 350 VA amps - 240 Volts input
  242. Synthesizer power supply
  243. Chip amp power supply
  244. Power supply for Car amplifier
  245. DIY Benchtop PSU, what about these.....
  246. Any opinions about this battery desulfator ?
  247. +&- 45VDC from 12-15VDC @25A output
  248. Powering a high-end USB DAC
  249. Is this also a type of Switching Power Supply
  250. Pseudo ground

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