View Full Version : Power Supplies

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  1. Mixing desk power supply
  2. voltage drop (valve rectifier with SS replacement)
  3. Please recommend a full bridge rectifier
  4. 12V 2A CLC Filter values for a noob, 0.4mH?
  5. Soft start kits
  6. Dual rail smps?
  7. Shielding ac adapter
  8. 3 or 4 wires in the transformer primary
  9. Lampizator tube PSU
  10. Smoothing Capacitor Capacitance calculator
  11. Add ferrite to my outlet AC ?
  12. 12v inverter to 240v mains - grounding?
  13. Krell KBL power supply fixes
  14. Snubber for a generic rectifier bridge?
  15. Battery Supply for Bluetooth Question
  16. chandler PSU-1 schematic
  17. Transformer for power supply
  18. These Three Meters ! Met with Rectifier, Once.
  19. transformer wiring
  20. Yorkville SM8 mixer SMPS fault - over voltage
  21. Transformer used implications to output power?
  22. Help with Ultra LDO with bypass tr.
  23. Help with Capacitors type in PSU for 300B amp
  24. Transformer-less, Mains Isolated Simple SMPS with PFC Circuit.
  25. Does a PP amp need to be DC?
  26. Controling a main transformer
  27. Capacitor ripple current calculations in SMPS
  28. LM2596 Regulators
  29. help needed with bias supply from HT voltage doubler
  30. Supercar ps
  31. Help with batteries for Blutooth Player
  32. computer music server power supply
  33. Capacitor Ripple Current vs Operational Temp
  34. FIRST DIY project! 2 chassis design - Power/Wire Implementation Questions
  35. Asus Vivo PC power supply
  36. LT3062 based PSU
  37. DC filter with chokes.
  38. About 9v rechargeable batteries
  39. Powering 4 Components from 2 PSUs
  40. I need some practical transformer winding advice.
  41. Lat internation ss 1000d biwire
  42. Voltage regulators kits on ebay.
  43. New uc3825 smps
  44. how to drop voltage
  45. Looking for voltage regulator
  46. Low duty cycle square wave problem, help pls
  47. PCB Design Question
  48. Music vs Normal Cap for Voltage Regulation Diffrent?
  49. Power supplies ripple _ does it must be really low ?
  50. core air gap maked own way question
  51. increasing the voltage of a transformer
  52. How much clearance around a toroidal transformer?
  53. Unexpected voltages from unregulated power supply
  54. LT 1085 / 1033 advice
  55. Power Supply for Hiraga
  56. What will be my rectified voltage if my Transforemer secondary voltage is 24-0-24 ?
  57. Toroidal core calculation
  58. How to build a Power Conditioner
  59. DIY output transformer odd voltages under test
  60. PSU filter for USB soundcard/amp?
  61. Charging 18650s while amp in use?
  62. Need help in wiring boombox!!!!
  63. Possible to run 2 regs from same winding?
  64. Need a +/-56V to +/-15V voltage reducer for opamps
  65. Testing Power Supply Caps
  66. LPSU powering hdd DIRECTLY - HOW?
  67. Cost to clone this PS?
  68. Question about caps
  69. Modifying Marantz 2015
  70. Cheap-ish DIY Portable Bluetooth Speaker Questions
  71. Source of Transformer for Power Amp
  72. stepup 12VDC to <30VDC for D-amp
  73. Boosting 12 VDC class D power supply to 22 VDC
  74. How to watch the responses of diodes
  75. Toroid Power Trans/Power Supply Question
  76. gyrator doesn't work?
  77. Power supply module
  78. Lab grade power supply outputs
  79. peak crossing Triac switch ?
  80. Please help. "The wire" quad parallel dual rail lt3042 psu setup for bipolar output?
  81. First time DIY - Need power supply advise
  82. Wire gauge from inlet to power transformer
  83. Help about transformer for PWM Power Supply
  84. any tips for replacing caps & I/C's
  85. pioneer a 777
  86. Alchemist power supply
  87. Unknown Toroid VA Rating
  88. Transformer wiring
  89. SMPS for Car (Dual Rail)
  90. Help identifying phono PSU Transistor please.
  91. AC main power to high.
  92. Transformer primary wiring help
  93. mains conditioner
  94. Isolation transformer
  95. Distance of 78xx/79xx Voltage Regulator to Circuitry
  96. Help Identyifying Power Transformer?
  97. 16ohm Earphones with a class A amplifier
  98. Need a power transformer for this audio amp?
  99. Inrush current limiter for DC
  100. Newbie: Required Amps for TDA7293
  101. Dynaco Stereo 410 tranformer metal end caps missing
  102. Capacitors for power supply
  103. Unusual using for LM317/LM337 in a PS for Power Amp
  104. Help and comments wanted on power supply
  105. Unstable Autotransformer (230 > 110v)
  106. Power Supply Noise
  107. Transformer question.
  108. Adjustable 35V regulator PCB
  109. SMPS800RS for 2x HiFimeDIY T4's?
  110. How does the "Jewel thief" work?
  111. SMPS _ shielding options.
  112. NTC recommendation for 0.4F cap 51V transformer
  113. NTC before DC mains filter?
  114. Help a noob with respeccing a transformer for silicon rectifiers.
  115. 13.8V 80A Linear PS circuit design analysis for Ham Radio Use
  116. Rectifier - tube or semiconductor?
  117. Help finding a Transformer
  118. Symmetrical Pre-regulator from a floating winding
  119. Transformer alarmingly hot
  120. Cheaper Gainclone PSU
  121. Grounding TPS7A4700 based supply
  122. Benchmark's super quiet SPS
  123. Sziklai/Darlington AD817A regulator circuit
  124. Efficient dual rail DC power supply for car audio
  125. Stand alone power supply
  126. Dual rail supply help
  127. Star ground in an LCLC filter
  128. What 3VA power transformer meets Energy Star / IEC 62301 sub-1W vampire power spec?
  129. Pop when power on
  130. Compact DIY friendly dual TPS7A3301 power supply
  131. CiAudio VDC-SB Power Supply
  132. LM338K not being able to provide current
  133. LT3080 High Voltage Floating Regulator
  134. High Voltage isolated DC-DC converter
  135. SMPS output coupled inductors
  136. Variable power supply for tube amps
  137. Stacked Power Supply
  138. op amp rectifier bridge with gain
  139. !!!Newbie topic ;-) 12v to 9v regulator
  140. Would someone please sense check my calcs ?
  141. Transformer locations
  142. Which PCB for power supply?
  143. EZ81 power supply
  144. Soft start kit - recommendation needed
  145. Help with Broskie SS tube power supply
  146. Inrush current limiting scenario
  147. Low noise psu 19V 65W 3.42A
  148. BF245B pin out confusion
  149. smps 2000va max for audio with simple component has to find and not expensive
  150. Testing power supplies/ transient testing
  151. Power Transformer Data
  152. recommend 12VDC to about 24VDC booster
  153. Power supply for TDA7294 100w Amplifier
  154. Keen Ocean toroidal question
  155. Mains hum for sure?
  156. Multiple low voltages required
  157. Power Factor and the need for correction
  158. Pico's Simple Shunt Regulator
  159. Puzzler: Transformer hum with soft-start modification on GFA-565
  160. How to connect this choke
  161. Linear announces "negative" complement to LT3080
  162. 18650 battery pack
  163. Help with Glassware ps-14 for Octal 8
  164. SLA batteries wideband noise.
  165. Power transformer for AX84
  166. Western electric J64001AM Power supply - Need help identifying a part
  167. Wiring for several different voltages
  168. LiFePo4
  169. Diy Bench power supply Oscillating with Inductive load.
  170. Tube Amp PS - Feasible Boost Converter?
  171. Supply for amps - help with pcb
  172. Help please. Want to make unipolar power supply from center tapped transformer
  173. Newbie Help! Current vs Watts Question
  174. WTBBB a Quasimodo Test Jig
  175. capacitor outside foil Directions in this situation circuit
  176. 1n400x for gainclone?
  177. Proper way to adjust output voltage
  178. Goofy project, need 300~volts for automotive
  179. Fuses and heat dissipation
  180. Bench Power Supply
  181. blown fuses in dual fuse iec inlet
  182. CCS values
  183. f5 Turbo power supply
  184. Linear regulator (LT1084,LT1083,LM338, )
  185. Plasma speaker... how much amps?
  186. G2 protection Voltage comparator circuit
  187. low noise split power supply
  188. Dirty voltage PC Power Supply
  189. Issue with 48V and 24V power supply for mic preamp
  190. PSU noise
  191. Transformer amp replacement
  192. Gapped cores ... where to buy
  193. Diode reverse voltage w/center tapped transformer
  194. Creating dual supply from two power supplies
  195. LM317 LM337 powersupply
  196. Help with replacing capacitors
  197. Gnd problem please help me
  198. 24 to 48 v high Amperage?
  199. LM317/337 Series Tracking Preregulator - preloading with CCS.
  200. Best choose of different PS designs
  201. Transformer Help
  202. DC power supply for DAC
  203. Help identifying resistor
  204. Light Bulb Current Limiter FOR 230V MAIN
  205. So i have build a super Regulator and cant measure its performance
  206. How to determine the needed B+
  207. New Workshop Sounds....
  208. High current OP Amp as DC Voltage Regulator IC?
  209. Soft start question
  210. Shunt reg PCB, anyone familiar with this one?
  211. Bought wrong PT, how can I save this project?
  212. How to calculate power of unknowm transformer
  213. High Voltage supply for an Electrostatic speaker
  214. How to understand description of different transformers
  215. Chokes
  216. Beginners PSU bridge question, building external psu for power amp
  217. PSU with different voltages
  218. Hum problem in DAC - weird behavior - need help
  219. Hello and "historic" Power Supply
  220. Step down transformer to step up Pultec
  221. Temperature Controlled Fan For Laptop
  222. Looking for good quality toroid transformer manufacturer in China
  223. electrolytic cap suggestions for smps and tube
  224. transformer hum
  225. Converting un-switched to switched outlet (vintage receiver)
  226. Automatic transformer tap switcher for bench power supply
  227. APPJ mini 2013 RF issue
  228. power amplifire circuit
  229. Single Wall Supply for Pass B1 and Bugle2
  230. Power supply negative rail
  231. Validate PSU
  232. Soft start w inrush limiting and bypassing
  233. help with mosfet
  234. Help needed for building LI-Ion 9volt battery charger
  235. Randall right 100 no power
  236. Inductive Spike for Push-Pull car audio supply
  237. Hum in active speaker caused by floating flyback SMPS
  238. Suggestion for my setup
  239. Which Capacitors After LM78xx/LM79xx?
  240. Maxwell Supercapacitors instead of 5V linear power supply
  241. NAD 2140 simple issue
  242. PSU for BA-1
  243. Power supply HELP!!
  244. Is this right? PSU smoothing caps connect + to - ... ?
  245. External PSU EU regulations, need help with formula
  246. Cap for 12volts power supply
  247. power bml 435/2 ericsson
  248. eBay 800W +/- 50V SMPS PSU, anyone tried this?
  249. Adding Torodial winding - wire splice
  250. Pi filters

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