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. Safe prototyping supply. Regulated or unregulated? One per channel or amp?
  52. increasing the voltage of a transformer
  53. How much clearance around a toroidal transformer?
  54. Unexpected voltages from unregulated power supply
  55. LT 1085 / 1033 advice
  56. Power Supply for Hiraga
  57. What will be my rectified voltage if my Transforemer secondary voltage is 24-0-24 ?
  58. Toroidal core calculation
  59. How to build a Power Conditioner
  60. DIY output transformer odd voltages under test
  61. PSU filter for USB soundcard/amp?
  62. Charging 18650s while amp in use?
  63. Need help in wiring boombox!!!!
  64. Possible to run 2 regs from same winding?
  65. Need a +/-56V to +/-15V voltage reducer for opamps
  66. Testing Power Supply Caps
  67. LPSU powering hdd DIRECTLY - HOW?
  68. Cost to clone this PS?
  69. Question about caps
  70. Modifying Marantz 2015
  71. Cheap-ish DIY Portable Bluetooth Speaker Questions
  72. Source of Transformer for Power Amp
  73. stepup 12VDC to <30VDC for D-amp
  74. Boosting 12 VDC class D power supply to 22 VDC
  75. How to watch the responses of diodes
  76. Toroid Power Trans/Power Supply Question
  77. gyrator doesn't work?
  78. Power supply module
  79. Lab grade power supply outputs
  80. peak crossing Triac switch ?
  81. Please help. "The wire" quad parallel dual rail lt3042 psu setup for bipolar output?
  82. First time DIY - Need power supply advise
  83. Wire gauge from inlet to power transformer
  84. Help about transformer for PWM Power Supply
  85. any tips for replacing caps & I/C's
  86. pioneer a 777
  87. Alchemist power supply
  88. Unknown Toroid VA Rating
  89. Transformer wiring
  90. SMPS for Car (Dual Rail)
  91. Help identifying phono PSU Transistor please.
  92. AC main power to high.
  93. Transformer primary wiring help
  94. mains conditioner
  95. Isolation transformer
  96. Distance of 78xx/79xx Voltage Regulator to Circuitry
  97. Help Identyifying Power Transformer?
  98. 16ohm Earphones with a class A amplifier
  99. Need a power transformer for this audio amp?
  100. Inrush current limiter for DC
  101. Newbie: Required Amps for TDA7293
  102. Dynaco Stereo 410 tranformer metal end caps missing
  103. Capacitors for power supply
  104. Unusual using for LM317/LM337 in a PS for Power Amp
  105. Help and comments wanted on power supply
  106. Unstable Autotransformer (230 > 110v)
  107. Power Supply Noise
  108. Transformer question.
  109. Adjustable 35V regulator PCB
  110. SMPS800RS for 2x HiFimeDIY T4's?
  111. How does the "Jewel thief" work?
  112. SMPS _ shielding options.
  113. NTC recommendation for 0.4F cap 51V transformer
  114. NTC before DC mains filter?
  115. Help a noob with respeccing a transformer for silicon rectifiers.
  116. 13.8V 80A Linear PS circuit design analysis for Ham Radio Use
  117. Rectifier - tube or semiconductor?
  118. Help finding a Transformer
  119. Symmetrical Pre-regulator from a floating winding
  120. Transformer alarmingly hot
  121. Cheaper Gainclone PSU
  122. Grounding TPS7A4700 based supply
  123. Benchmark's super quiet SPS
  124. Sziklai/Darlington AD817A regulator circuit
  125. Efficient dual rail DC power supply for car audio
  126. Stand alone power supply
  127. Dual rail supply help
  128. Star ground in an LCLC filter
  129. What 3VA power transformer meets Energy Star / IEC 62301 sub-1W vampire power spec?
  130. Pop when power on
  131. Compact DIY friendly dual TPS7A3301 power supply
  132. CiAudio VDC-SB Power Supply
  133. LM338K not being able to provide current
  134. LT3080 High Voltage Floating Regulator
  135. High Voltage isolated DC-DC converter
  136. SMPS output coupled inductors
  137. Variable power supply for tube amps
  138. Stacked Power Supply
  139. op amp rectifier bridge with gain
  140. !!!Newbie topic ;-) 12v to 9v regulator
  141. Would someone please sense check my calcs ?
  142. Transformer locations
  143. Which PCB for power supply?
  144. ez81 power supply
  145. Soft start kit - recommendation needed
  146. Help with Broskie SS tube power supply
  147. Inrush current limiting scenario
  148. Low noise psu 19V 65W 3.42A
  149. BF245B pin out confusion
  150. smps 2000va max for audio with simple component has to find and not expensive
  151. Testing power supplies/ transient testing
  152. Power Transformer Data
  153. recommend 12VDC to about 24VDC booster
  154. Power supply for TDA7294 100w Amplifier
  155. Keen Ocean toroidal question
  156. Mains hum for sure?
  157. Multiple low voltages required
  158. Power Factor and the need for correction
  159. Pico's Simple Shunt Regulator
  160. Puzzler: Transformer hum with soft-start modification on GFA-565
  161. How to connect this choke
  162. Linear announces "negative" complement to LT3080
  163. 18650 battery pack
  164. Help with Glassware ps-14 for Octal 8
  165. SLA batteries wideband noise.
  166. Power transformer for AX84
  167. Western electric J64001AM Power supply - Need help identifying a part
  168. Wiring for several different voltages
  169. LiFePo4
  170. Diy Bench power supply Oscillating with Inductive load.
  171. Tube Amp PS - Feasible Boost Converter?
  172. Supply for amps - help with pcb
  173. Help please. Want to make unipolar power supply from center tapped transformer
  174. Newbie Help! Current vs Watts Question
  175. WTBBB a Quasimodo Test Jig
  176. capacitor outside foil Directions in this situation circuit
  177. 1n400x for gainclone?
  178. Proper way to adjust output voltage
  179. Goofy project, need 300~volts for automotive
  180. Fuses and heat dissipation
  181. Bench Power Supply
  182. blown fuses in dual fuse iec inlet
  183. CCS values
  184. f5 Turbo power supply
  185. Linear regulator (LT1084,LT1083,LM338, )
  186. Plasma speaker... how much amps?
  187. G2 protection Voltage comparator circuit
  188. low noise split power supply
  189. Dirty voltage PC Power Supply
  190. Issue with 48V and 24V power supply for mic preamp
  191. PSU noise
  192. Transformer amp replacement
  193. Gapped cores ... where to buy
  194. Diode reverse voltage w/center tapped transformer
  195. Creating dual supply from two power supplies
  196. LM317 LM337 powersupply
  197. Help with replacing capacitors
  198. Gnd problem please help me
  199. 24 to 48 v high Amperage?
  200. LM317/337 Series Tracking Preregulator - preloading with CCS.
  201. Best choose of different PS designs
  202. Transformer Help
  203. DC power supply for DAC
  204. Help identifying resistor
  205. Light Bulb Current Limiter FOR 230V MAIN
  206. So i have build a super Regulator and cant measure its performance
  207. How to determine the needed B+
  208. New Workshop Sounds....
  209. High current OP Amp as DC Voltage Regulator IC?
  210. Soft start question
  211. Shunt reg PCB, anyone familiar with this one?
  212. Bought wrong PT, how can I save this project?
  213. How to calculate power of unknowm transformer
  214. High Voltage supply for an Electrostatic speaker
  215. How to understand description of different transformers
  216. Chokes
  217. Beginners PSU bridge question, building external psu for power amp
  218. PSU with different voltages
  219. Hum problem in DAC - weird behavior - need help
  220. Hello and "historic" Power Supply
  221. Step down transformer to step up Pultec
  222. Temperature Controlled Fan For Laptop
  223. Looking for good quality toroid transformer manufacturer in China
  224. electrolytic cap suggestions for smps and tube
  225. transformer hum
  226. Converting un-switched to switched outlet (vintage receiver)
  227. Automatic transformer tap switcher for bench power supply
  228. APPJ mini 2013 RF issue
  229. power amplifire circuit
  230. Single Wall Supply for Pass B1 and Bugle2
  231. Power supply negative rail
  232. Validate PSU
  233. Soft start w inrush limiting and bypassing
  234. help with mosfet
  235. Help needed for building LI-Ion 9volt battery charger
  236. Randall right 100 no power
  237. Inductive Spike for Push-Pull car audio supply
  238. Hum in active speaker caused by floating flyback SMPS
  239. Suggestion for my setup
  240. Which Capacitors After LM78xx/LM79xx?
  241. Maxwell Supercapacitors instead of 5V linear power supply
  242. NAD 2140 simple issue
  243. PSU for BA-1
  244. Power supply HELP!!
  245. Is this right? PSU smoothing caps connect + to - ... ?
  246. External PSU EU regulations, need help with formula
  247. Cap for 12volts power supply
  248. power bml 435/2 ericsson
  249. eBay 800W +/- 50V SMPS PSU, anyone tried this?
  250. Adding Torodial winding - wire splice

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