View Full Version : Power Supplies

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  1. Compact DIY friendly dual TPS7A3301 power supply
  2. CiAudio VDC-SB Power Supply
  3. LM338K not being able to provide current
  4. LT3080 High Voltage Floating Regulator
  5. High Voltage isolated DC-DC converter
  6. SMPS output coupled inductors
  7. Variable power supply for tube amps
  8. op amp rectifier bridge with gain
  9. !!!Newbie topic ;-) 12v to 9v regulator
  10. Would someone please sense check my calcs ?
  11. Which PCB for power supply?
  12. Soft start kit - recommendation needed
  13. Help with Broskie SS tube power supply
  14. Inrush current limiting scenario
  15. Low noise psu 19V 65W 3.42A
  16. BF245B pin out confusion
  17. smps 2000va max for audio with simple component has to find and not expensive
  18. Testing power supplies/ transient testing
  19. Power Transformer Data
  20. recommend 12VDC to about 24VDC booster
  21. Power supply for TDA7294 100w Amplifier
  22. Keen Ocean toroidal question
  23. Mains hum for sure?
  24. Multiple low voltages required
  25. Power Factor and the need for correction
  26. Pico's Simple Shunt Regulator
  27. Puzzler: Transformer hum with soft-start modification on GFA-565
  28. How to connect this choke
  29. Linear announces "negative" complement to LT3080
  30. 18650 battery pack
  31. Help with Glassware ps-14 for Octal 8
  32. SLA batteries wideband noise.
  33. Power transformer for AX84
  34. Western electric J64001AM Power supply - Need help identifying a part
  35. Wiring for several different voltages
  36. LiFePo4
  37. Diy Bench power supply Oscillating with Inductive load.
  38. Tube Amp PS - Feasible Boost Converter?
  39. Supply for amps - help with pcb
  40. Help please. Want to make unipolar power supply from center tapped transformer
  41. Newbie Help! Current vs Watts Question
  42. WTBBB a Quasimodo Test Jig
  43. capacitor outside foil Directions in this situation circuit
  44. 1n400x for gainclone?
  45. Proper way to adjust output voltage
  46. Goofy project, need 300~volts for automotive
  47. Fuses and heat dissipation
  48. Bench Power Supply
  49. blown fuses in dual fuse iec inlet
  50. CCS values
  51. f5 Turbo power supply
  52. Linear regulator (LT1084,LT1083,LM338, )
  53. Plasma speaker... how much amps?
  54. G2 protection Voltage comparator circuit
  55. low noise split power supply
  56. Dirty voltage PC Power Supply
  57. Issue with 48V and 24V power supply for mic preamp
  58. PSU noise
  59. Transformer amp replacement
  60. Gapped cores ... where to buy
  61. Diode reverse voltage w/center tapped transformer
  62. Creating dual supply from two power supplies
  63. LM317 LM337 powersupply
  64. Help with replacing capacitors
  65. Gnd problem please help me
  66. 24 to 48 v high Amperage?
  67. LM317/337 Series Tracking Preregulator - preloading with CCS.
  68. Best choose of different PS designs
  69. Transformer Help
  70. DC power supply for DAC
  71. Help identifying resistor
  72. Light Bulb Current Limiter FOR 230V MAIN
  73. So i have build a super Regulator and cant measure its performance
  74. How to determine the needed B+
  75. New Workshop Sounds....
  76. High current OP Amp as DC Voltage Regulator IC?
  77. Soft start question
  78. Shunt reg PCB, anyone familiar with this one?
  79. Bought wrong PT, how can I save this project?
  80. How to calculate power of unknowm transformer
  81. High Voltage supply for an Electrostatic speaker
  82. How to understand description of different transformers
  83. Chokes
  84. Beginners PSU bridge question, building external psu for power amp
  85. PSU with different voltages
  86. Hum problem in DAC - weird behavior - need help
  87. Hello and "historic" Power Supply
  88. Step down transformer to step up Pultec
  89. Temperature Controlled Fan For Laptop
  90. Looking for good quality toroid transformer manufacturer in China
  91. electrolytic cap suggestions for smps and tube
  92. transformer hum
  93. Converting un-switched to switched outlet (vintage receiver)
  94. Automatic transformer tap switcher for bench power supply
  95. APPJ mini 2013 RF issue
  96. power amplifire circuit
  97. Single Wall Supply for Pass B1 and Bugle2
  98. Power supply negative rail
  99. Validate PSU
  100. Soft start w inrush limiting and bypassing
  101. help with mosfet
  102. Help needed for building LI-Ion 9volt battery charger
  103. Randall right 100 no power
  104. Inductive Spike for Push-Pull car audio supply
  105. Hum in active speaker caused by floating flyback SMPS
  106. Suggestion for my setup
  107. Which Capacitors After LM78xx/LM79xx?
  108. Maxwell Supercapacitors instead of 5V linear power supply
  109. NAD 2140 simple issue
  110. PSU for BA-1
  111. Power supply HELP!!
  112. Is this right? PSU smoothing caps connect + to - ... ?
  113. External PSU EU regulations, need help with formula
  114. Cap for 12volts power supply
  115. power bml 435/2 ericsson
  116. eBay 800W +/- 50V SMPS PSU, anyone tried this?
  117. Adding Torodial winding - wire splice
  118. Pi filters
  119. Single and Split Supply from 1 PSU... Possible?
  120. Connecting Didden-Jung Super Reg Sense Lines
  121. Nissan Leaf Range Extender
  122. Filament secondaries in parallel
  123. SMPS Dual Supp
  124. Four PSU questions
  125. 300B's inserted wrong. OMG!
  126. Best Books, Application Notes and Threads concerning the Design of SMPS
  127. Transformer setup
  128. Power problem with KRK VXT-8
  129. 0V output with a 7809 at startup
  130. Small PS
  131. amp not working
  132. swapping caps in an old SMPS
  133. Mundorf mlytic Ag 2 pole vs 4 pole
  134. Toroidal center tap, or not to tap that is the ?
  135. EMI/RFI shielding
  136. Guitar Pedal power supply shorts to ground
  137. Transformer ID and Lead ID unKnown Help Needed
  138. 4 channel +/- from dual secondary
  139. How to improve an existing SMPS to use it with class D amplifiers
  140. Power Supply to Power Sound System - Indoor Show
  141. Rectifier Diode Snubber;
  142. Help with LM317 current limit indicator
  143. decouple power pins
  144. How to power Power Supply Regulator
  145. cables from power supply to tube mono blocks
  146. Shunt regulator +-15V
  147. PSU/schottky diode rectified
  148. Questions about building SMPS
  149. please help to identify a diode (power supply related)
  150. Power supply design question
  151. wiring on/off switch
  152. Marantz CD-50, 60 and 75dx transformers?
  153. Power supply for a 12AU7/IRF510 headphone amplifier
  154. Power supply build
  155. Which power supply for a TDA7293 board?
  156. powering a 50 w amplifier by battery???
  157. Voltage increase in powersupply
  158. How do I add delay start to a SG3525?
  159. Help with wiring r-core transformer
  160. Dual Secondary or single center tapped psu?Ground advantage?
  161. Is this transformer arrangement legal?
  162. Toroidal transformer help
  163. Floating chokes?
  164. Antek Shielded transformer mounting bolt and other grounding questions
  165. how to measure 10.000uF
  166. How to regulate battery power
  167. psu damage input connection
  168. Looking For A EI Decent Transformer
  169. How do I bootstrap this IC?
  170. Negative voltage linear regulator for a preamp
  171. why sag?
  172. Conversion of +/-37v Amplifier SMPS +/-75vdc ?? PLEASE HELP
  173. A simplistic HV delay timer
  174. How to improve transient load response of an LM317 voltage regulator circuit?
  175. Technics SU-8080 Twin PSUs
  176. Do I really need a power supply for my home recording studio?
  177. Too much ampere into class D amp?
  178. Preregulation CRC for Belleson Regulators
  179. PSUD2 Help
  180. Toroidal Transformer Inrush & Capacitor Slow Charge
  181. R-Core Crash Course
  182. Output impedance of the LM317 at 1Mhz?
  183. Power Supply Rectifier question
  184. TL494 Getting Hot - Car Amp SMPS Fail
  185. Mr. Jung's ultra-low noise VREF - the GLED431
  186. Fixed -5v regulator for dac?
  187. Complete PSU with ADM715x regulator
  188. Triac / Optocoupler power switch
  189. Transformer coil for Naim 140 PSU advice
  190. United Chemi-con 35V 56,000uf cap power supply
  191. Removed hum in class a amp by swapping transformer
  192. LT1761ES5-5 alternative
  193. AMS 1117 alternatives
  194. Best Resistor Selection For Snubber
  195. TPS7A4701 regulator pcb design made pls check
  196. Need help with alpine Mrv-f409
  197. I heard about the Linear Audio article on Soft Recovery diodes, and ...
  198. Chromecast Audio plus Class D amp, how to power them?
  199. Struggle with TPS7A4701
  200. Building power supply for O2/ODAC & Raspberry Pi
  201. Transformer orientation - does it really matter?
  202. Lowering heat and power in power supply - ideas needed
  203. hacking the power supplies
  204. Minion Style Power Supply
  205. One power supply for 2 amp chips
  206. Technical note from repair of Crown XLS 602
  207. When does a centre tap become a 0 volt/ground line?
  209. Power Supply for 4 channels of Hypex UCD 180
  210. Transformer question
  211. circuit to identify the ground and Neutral and turn on the amp
  212. How to mount a bunch of snap-in caps?
  213. Question about a LM317 circuit
  214. Using an LM317/Lm337 PCB to make a zener regulated or capacitance multiplier supply
  215. Snubber won't supress PSU rectifier noise
  216. Jung regulator revisited
  217. Duel rectified linear power supply drawing for copper clad
  218. Tamura A-4004 question
  219. 15V power supply output voltage help
  220. 3 Pin Power Supply
  221. Battery supply questions
  222. HP DPS-800GBA; Getting stand-alone PS to work
  223. Charging/maintaining 18v of SLA battery with 20v laptop PSU?
  224. Voltage Regulator FIltering Caps
  225. 5Z3C or 5Z8C for a GM70 PSU?
  226. need a little help with identification PT
  227. Fender Transformers
  228. Switch for High Voltage Taps
  229. A bit of fun with this very unusual LDO regulator
  230. password control panel generator set
  231. Noob needs a quick help
  232. Big choke Little choke
  233. Is there any good 12v power bank?
  234. LM10 as HV regulator
  235. Indicator light in bleeder circuit to indicate when Caps are still charged
  236. Need a Beefy (600ma, 250V) Regulated B+ for an OTL
  237. TSE Power Supply
  238. How Do I Modify Commercial LM723 Regulator Circuits
  239. Unusual Centre Tapped Transformer
  240. Sun Fender SR8520 P mixer
  241. Audio concepts legend C30 pre amp
  242. Fully regulated power supply
  243. Treating dual primaries like one is a secondary
  244. Vinni Rossi Pure DC-4-EVR Ultracapacitor Technology
  245. I need a 24vdc, 5 amp regulated supply
  246. AC Power Problem
  247. Please help me find a power supply for this dac/amp that claims to take anything with
  248. diy power supply
  249. simple low noise regulated supply
  250. nominal current

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