View Full Version : Power Supplies

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  1. Linear announces "negative" complement to LT3080
  2. 18650 battery pack
  3. Help with Glassware ps-14 for Octal 8
  4. SLA batteries wideband noise.
  5. Power transformer for AX84
  6. Western electric J64001AM Power supply - Need help identifying a part
  7. Wiring for several different voltages
  8. LiFePo4
  9. Diy Bench power supply Oscillating with Inductive load.
  10. Tube Amp PS - Feasible Boost Converter?
  11. Supply for amps - help with pcb
  12. Help please. Want to make unipolar power supply from center tapped transformer
  13. Newbie Help! Current vs Watts Question
  14. WTBBB a Quasimodo Test Jig
  15. capacitor outside foil Directions in this situation circuit
  16. 1n400x for gainclone?
  17. Proper way to adjust output voltage
  18. Goofy project, need 300~volts for automotive
  19. Fuses and heat dissipation
  20. Bench Power Supply
  21. blown fuses in dual fuse iec inlet
  22. CCS values
  23. f5 Turbo power supply
  24. Linear regulator (LT1084,LT1083,LM338, )
  25. Plasma speaker... how much amps?
  26. G2 protection Voltage comparator circuit
  27. low noise split power supply
  28. Dirty voltage PC Power Supply
  29. Issue with 48V and 24V power supply for mic preamp
  30. PSU noise
  31. Transformer amp replacement
  32. Gapped cores ... where to buy
  33. Diode reverse voltage w/center tapped transformer
  34. Creating dual supply from two power supplies
  35. LM317 LM337 powersupply
  36. Help with replacing capacitors
  37. Gnd problem please help me
  38. 24 to 48 v high Amperage?
  39. LM317/337 Series Tracking Preregulator - preloading with CCS.
  40. Best choose of different PS designs
  41. Transformer Help
  42. DC power supply for DAC
  43. Help identifying resistor
  44. Light Bulb Current Limiter FOR 230V MAIN
  45. So i have build a super Regulator and cant measure its performance
  46. How to determine the needed B+
  47. New Workshop Sounds....
  48. High current OP Amp as DC Voltage Regulator IC?
  49. Soft start question
  50. Shunt reg PCB, anyone familiar with this one?
  51. Bought wrong PT, how can I save this project?
  52. How to calculate power of unknowm transformer
  53. High Voltage supply for an Electrostatic speaker
  54. How to understand description of different transformers
  55. Chokes
  56. Beginners PSU bridge question, building external psu for power amp
  57. PSU with different voltages
  58. Hum problem in DAC - weird behavior - need help
  59. Hello and "historic" Power Supply
  60. Step down transformer to step up Pultec
  61. Temperature Controlled Fan For Laptop
  62. Looking for good quality toroid transformer manufacturer in China
  63. electrolytic cap suggestions for smps and tube
  64. transformer hum
  65. Converting un-switched to switched outlet (vintage receiver)
  66. Automatic transformer tap switcher for bench power supply
  67. APPJ mini 2013 RF issue
  68. power amplifire circuit
  69. Single Wall Supply for Pass B1 and Bugle2
  70. Power supply negative rail
  71. Validate PSU
  72. Soft start w inrush limiting and bypassing
  73. help with mosfet
  74. Help needed for building LI-Ion 9volt battery charger
  75. Randall right 100 no power
  76. Inductive Spike for Push-Pull car audio supply
  77. Hum in active speaker caused by floating flyback SMPS
  78. Suggestion for my setup
  79. Which Capacitors After LM78xx/LM79xx?
  80. Maxwell Supercapacitors instead of 5V linear power supply
  81. NAD 2140 simple issue
  82. PSU for BA-1
  83. Power supply HELP!!
  84. Is this right? PSU smoothing caps connect + to - ... ?
  85. External PSU EU regulations, need help with formula
  86. Cap for 12volts power supply
  87. power bml 435/2 ericsson
  88. eBay 800W +/- 50V SMPS PSU, anyone tried this?
  89. Adding Torodial winding - wire splice
  90. Pi filters
  91. Single and Split Supply from 1 PSU... Possible?
  92. Connecting Didden-Jung Super Reg Sense Lines
  93. Nissan Leaf Range Extender
  94. Filament secondaries in parallel
  95. SMPS Dual Supp
  96. Four PSU questions
  97. 300B's inserted wrong. OMG!
  98. Best Books, Application Notes and Threads concerning the Design of SMPS
  99. Transformer setup
  100. Power problem with KRK VXT-8
  101. 0V output with a 7809 at startup
  102. Small PS
  103. amp not working
  104. swapping caps in an old SMPS
  105. Mundorf mlytic Ag 2 pole vs 4 pole
  106. Toroidal center tap, or not to tap that is the ?
  107. EMI/RFI shielding
  108. Guitar Pedal power supply shorts to ground
  109. Transformer ID and Lead ID unKnown Help Needed
  110. 4 channel +/- from dual secondary
  111. How to improve an existing SMPS to use it with class D amplifiers
  112. Power Supply to Power Sound System - Indoor Show
  113. Rectifier Diode Snubber;
  114. Help with LM317 current limit indicator
  115. decouple power pins
  116. How to power Power Supply Regulator
  117. cables from power supply to tube mono blocks
  118. Shunt regulator +-15V
  119. PSU/schottky diode rectified
  120. Questions about building SMPS
  121. please help to identify a diode (power supply related)
  122. Power supply design question
  123. wiring on/off switch
  124. Marantz CD-50, 60 and 75dx transformers?
  125. Power supply for a 12AU7/IRF510 headphone amplifier
  126. Power supply build
  127. Which power supply for a TDA7293 board?
  128. powering a 50 w amplifier by battery???
  129. Voltage increase in powersupply
  130. How do I add delay start to a SG3525?
  131. Help with wiring r-core transformer
  132. Dual Secondary or single center tapped psu?Ground advantage?
  133. Is this transformer arrangement legal?
  134. Toroidal transformer help
  135. Floating chokes?
  136. Antek Shielded transformer mounting bolt and other grounding questions
  137. how to measure 10.000uF
  138. How to regulate battery power
  139. psu damage input connection
  140. Looking For A EI Decent Transformer
  141. How do I bootstrap this IC?
  142. Negative voltage linear regulator for a preamp
  143. why sag?
  144. Conversion of +/-37v Amplifier SMPS +/-75vdc ?? PLEASE HELP
  145. A simplistic HV delay timer
  146. How to improve transient load response of an LM317 voltage regulator circuit?
  147. Technics SU-8080 Twin PSUs
  148. Do I really need a power supply for my home recording studio?
  149. Too much ampere into class D amp?
  150. Preregulation CRC for Belleson Regulators
  151. PSUD2 Help
  152. Toroidal Transformer Inrush & Capacitor Slow Charge
  153. R-Core Crash Course
  154. Output impedance of the LM317 at 1Mhz?
  155. Power Supply Rectifier question
  156. TL494 Getting Hot - Car Amp SMPS Fail
  157. Mr. Jung's ultra-low noise VREF - the GLED431
  158. Fixed -5v regulator for dac?
  159. Complete PSU with ADM715x regulator
  160. Triac / Optocoupler power switch
  161. Transformer coil for Naim 140 PSU advice
  162. United Chemi-con 35V 56,000uf cap power supply
  163. Removed hum in class a amp by swapping transformer
  164. LT1761ES5-5 alternative
  165. AMS 1117 alternatives
  166. Best Resistor Selection For Snubber
  167. TPS7A4701 regulator pcb design made pls check
  168. Need help with alpine Mrv-f409
  169. I heard about the Linear Audio article on Soft Recovery diodes, and ...
  170. Chromecast Audio plus Class D amp, how to power them?
  171. Struggle with TPS7A4701
  172. Building power supply for O2/ODAC & Raspberry Pi
  173. Transformer orientation - does it really matter?
  174. Lowering heat and power in power supply - ideas needed
  175. hacking the power supplies
  176. Minion Style Power Supply
  177. One power supply for 2 amp chips
  178. Technical note from repair of Crown XLS 602
  179. When does a centre tap become a 0 volt/ground line?
  181. Power Supply for 4 channels of Hypex UCD 180
  182. Transformer question
  183. circuit to identify the ground and Neutral and turn on the amp
  184. How to mount a bunch of snap-in caps?
  185. Question about a LM317 circuit
  186. Using an LM317/Lm337 PCB to make a zener regulated or capacitance multiplier supply
  187. Snubber won't supress PSU rectifier noise
  188. Jung regulator revisited
  189. Duel rectified linear power supply drawing for copper clad
  190. Tamura A-4004 question
  191. 15V power supply output voltage help
  192. 3 Pin Power Supply
  193. Battery supply questions
  194. HP DPS-800GBA; Getting stand-alone PS to work
  195. Charging/maintaining 18v of SLA battery with 20v laptop PSU?
  196. Voltage Regulator FIltering Caps
  197. 5Z3C or 5Z8C for a GM70 PSU?
  198. need a little help with identification PT
  199. Fender Transformers
  200. Switch for High Voltage Taps
  201. A bit of fun with this very unusual LDO regulator
  202. password control panel generator set
  203. Noob needs a quick help
  204. Big choke Little choke
  205. Powersupply
  206. Is there any good 12v power bank?
  207. LM10 as HV regulator
  208. Indicator light in bleeder circuit to indicate when Caps are still charged
  209. Need a Beefy (600ma, 250V) Regulated B+ for an OTL
  210. TSE Power Supply
  211. How Do I Modify Commercial LM723 Regulator Circuits
  212. Unusual Centre Tapped Transformer
  213. Sun Fender SR8520 P mixer
  214. Audio concepts legend C30 pre amp
  215. Fully regulated power supply
  216. Chargecontroller for LIFePO4
  217. Treating dual primaries like one is a secondary
  218. Vinni Rossi Pure DC-4-EVR Ultracapacitor Technology
  219. I need a 24vdc, 5 amp regulated supply
  220. AC Power Problem
  221. Please help me find a power supply for this dac/amp that claims to take anything with
  222. diy power supply
  223. simple low noise regulated supply
  224. nominal current
  225. Thermal considerations for Fairchild SDIP bridge rectifiers
  226. Noisy LR8 circuit
  227. LM7805
  228. Rod Coleman raw supply circuit board
  229. Longwell plug top with LPF
  230. Regulated Power supply for amp
  231. Replacing power supply capcitors on Laney amp
  232. Power supply board with loudspeakers protection
  233. diode going into a tube rectifier
  234. elliot smps project89
  235. Xentek XE240-12
  236. Capacitance
  237. Isolated sub chassis
  238. HOT ROD Dcb1 questions
  239. Adding Primary Turns to reduce the Secondary Voltage.
  240. First power supply clarification questions
  241. double the current, keep the voltage?
  242. HV Tube bench power supply
  243. HV Supply in Heathkit
  244. Simple voltage regulator
  245. Is This a Bad idea? -"Capacitor box"
  246. Hgh current regulators
  247. Can anyone identify this power supply noise?
  248. Some help with building a battery power supply
  249. DIY filament PS for 6AS7G
  250. Solid state power supply for tube amplifier.

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