View Full Version : Power Supplies

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  1. Temp compensation in floating lead acid batteries ?
  2. softstart, lightbulb test and old caps
  3. Fast start-up Capacitance Multiplier
  4. Will this preamp supply work?
  5. PSU designs
  6. Calculate mains fuse
  7. Humming problem in Chipamp
  8. IR2153 Full Bridge + 4 x EI33 from ATX 1200W
  9. Universal transformer
  10. Buzzing brings me down
  11. Torridal Transformer designing
  12. Regulator and Delay help
  13. External power supply - DC or AC umbilical ?
  14. Use and mods to Analog Metric SR50 Shunt Regulator
  15. DGND AGND on PCB
  16. Hiraga
  17. TA1000PS - PSU for audio amplifiers with protection, sofstart and fan controller
  18. LC Low Pass Filter Design.
  19. powering a class D amp with a tube pre amp. Please help.
  20. Suggestions for Bipolar Power Supply PCB
  21. Power supply for amplifier fan
  22. Beginner TA3020 Kit PSU Questions?
  23. atx transformer homemade smps
  24. Transformer winding
  25. Film capacitor across secundaries - good or bad?
  26. Passive, low pass filter issue.
  27. Some mains wiring help.
  28. Beginner is an Understatement
  29. cap multiplier suggestions wanted
  30. SMPS IR2153 problem and review
  31. Gerbers - Low noise Power Supply for pre-amp type circuits
  32. Bewitch 300b fried power tranz.
  33. DIY toroid transformer shield
  34. 12V battery powering amplifier with a bridge rectifier
  35. Burning Fuse
  36. Enough current to turn on 3 mosfets?
  37. Why do power supplies have dedicated Live and Neutral connections?
  38. Voltage Doubler & Normal Full Wave Rectifier on Same Winding
  39. Lead acid battery with capacitor bypassing
  40. Simple question regarding heatsinks for diodes
  41. Can an Epcos B41560 or B41580 be a Filter capacitor?
  42. How to connect the SMPS
  43. MOSFET Series regualtor for valve amp
  44. flat wire toroid supplier
  45. three 6V SLA for powering TPA3116
  46. 12N60C MOSFET substitute
  47. Reusing old transformers
  48. Trying to hook up a Lepai LP168HA to my car
  49. A kind question about PSRR ... does it change with freq in the audio band ?
  50. Rush Cascode Regulator
  51. Gate drive transformer advice
  52. FAKE LM337s or, what did i do wrong?.......
  53. Dual rail 337 pnp and 317 npn?
  54. Hammond Transformer Question
  55. Pedalboard Power Supply Polarity
  56. Noise from 12-24v stepup
  57. Basic V/R question
  58. Broken Mains Conditioner
  59. Taskam Midistudio 644 PSU
  60. testing correct wiring of common mode choke
  61. The 2n3055 voltage regulator
  62. AC adapter noisy for older guitar pedals
  63. Noise on ground
  64. linear PS +12, -12, +5v, help building
  65. 12 volt /5 amps off mains vs 12 volts/3 amps off battery power for mini-amp?
  66. Backpowering from USB
  67. Problem with LM2577-ADJ
  68. DAC regulators advice
  69. help mosfet soa and graphs please
  70. Hypex SMPS400A180
  71. Need some help about transformer rating for amplifier
  72. (ask) SMPS ATX PROBLEM
  73. Jolida SJ202a Power Transformer
  74. Belleson.com down
  75. Heater switching power supply with LM2576HV doesn't work
  76. LFP battery supply for power amp
  77. LM317/337 as current regulator
  78. Power supply transformer selection for valve amp
  79. Regulated, dual-voltage power from DC-in
  80. Really simple psu explanation for amps.. where to look?
  81. Power supply for a Class A hybrid 6N11 headphone amp
  82. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  83. better rectifier
  84. Using half of a center tapped winding
  85. auto-discharging large caps
  86. Recommendation for premade bipolar PS board?
  87. looking for current limiting tutorials
  88. Pls recommend me good linear regs
  89. SMPS for small signal analog circuits
  90. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  91. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  92. can I use converter to 24v from 12v battery
  93. Broke my Toriodal (zero dac)
  94. +/- 8V TO +/- 5V
  95. Power supply recommendation for simple hybrid headphone amplifier
  96. weird buzz when PSU is turned off
  97. Cheap SLA Charger???
  98. hi power SMPS
  99. Transformer choice
  100. Simple power supply for 12Ax7 buffer tube.
  101. preparing a new smps
  102. How to deal with powerup surges due to high output capacitance.
  103. First 300v regulator. Please check
  104. Capacitor power
  105. Why not Schottkys ?
  106. AC to DC power supply schematics?
  107. Simplest 19VDC/4A from 220acV/50Hz??
  108. Bypass caps?
  109. Hot isolation transformers
  110. Capacitance vs Ripple current
  111. current controlled cutoff advice please
  112. transformer is buzzing
  113. Battery Bank for Audio Gear
  114. power input question
  115. is this possible with a 12vac wallwart
  116. PSA-1225 Power supply diagram
  117. I need help with voltage regulators
  118. mosfet bjt advantages siries pass reg?
  119. Wiring Lap Top battery question
  120. multi device PSU
  121. Using inappropriate op-amp for high side sending
  122. Single to dual DC
  123. what guage/AWG cables do you use your for your amps?
  124. Transformer Query
  125. Nuforce iDo power supply upgrade?
  126. Increase out current of ICL7660S
  127. Program for designing with common regulators
  128. Power off "pop"
  129. Seeking off the shelf flyback transformer
  130. trasformer for kenwood GE-5020
  131. output filter inductor design
  132. Some basic questions on transformer with two secondaries
  133. feedback compensation dc dc
  134. 'wind up' amplifier
  135. Question re: Transformer vibration
  136. optimising psu for load?
  137. Modifying Ebay Boost Converter for Tube Amp B+
  138. Easing up inrush current buring relays in DIY trigger
  139. Choosing the right toroidal transformer
  140. Same value Big caps and small caps
  141. diode at smps
  142. Preamp - Mic - Speaker Help
  143. connection of lm317 to body?
  144. Confused with Toroid Transformer
  145. IGBT emitter to gate diode
  146. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  147. hopefully sorta simple question. powering a chip amp
  148. 4A-5A Regulated 12-15V Supply
  149. Simple HF noise filter for 300VDC supply?
  150. Parallel Tube Rectifiers
  151. Sealed lead acid power supply circuit
  152. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  153. Color coding
  154. Problem with voltage doubler circuit
  155. Denon PMA-520 Power supply
  156. will this power this amp
  157. X capacitors across power switch causing it to stop working?
  158. Covert to Variable voltage
  159. Stupid question re: Center Tap
  160. Power supply for mixer
  161. Is anyone familiar with this Transformer
  162. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  163. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  164. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  165. Klipsch RW-12D power supply with issues
  166. Advice on dual power supply needed.
  167. Please recommend Low noise regulator for 60V
  168. need a variable PSU
  169. Question about Voltage Multiplier
  170. Managing ATX power on etc with a TPS3510
  171. 12v to 18 volts converter
  172. Fuse and Diode blown on switch off
  173. Repurpose an X-BoSoZ PSU
  174. Pure USB powersupply
  175. anyone relocate an onboard 120/220 voltage selector switch?
  176. Xpiq ECM40USxx
  177. non feed-back emitter follower reg
  178. A very trivial way to check power supplies noise.
  179. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  180. Bipolar cap as local decoupling ?
  181. multi-feed pwm 12-24v adjustable bench supply controller.
  182. Identifying AC mains smd devices (possibly PTCs)
  183. Apex A-class PSU problem
  184. JFET RIAA Phono power supply - which batteries are best?
  185. Charging 8 AA Batteries in Boombox?
  186. Slowblow fuse burns after power's been removed
  187. Where to find power supply or transformer ?
  188. LT1084 based power supply for NAS digital streaming
  189. Combine different sized rectifier caps?
  190. Toroid Primaries Question
  191. Bypass Caps
  192. Amps from China VS Crown Refence1
  193. simple tl431 regulation
  194. Pi filter for a 12V DC supply
  195. UK supplier of R or C core transformers?
  196. lm723 variable supply schematic question
  197. HQ low noise 5Vdc 2A PSU, kit or ready made?
  198. dual power supply noise issue
  199. AnTek Toroid Grounding
  200. 220 -> 2x50V whit IR2153 and PCB
  201. Interested in ADM7151 regulator?
  202. Multiple amp modules powered by one or two PS
  203. Question about electrical shock
  204. unused secondaries
  205. transformers and noise
  206. Interesting power supply module on Kickstarter
  207. transformer identification. need help.
  208. Paul Hynes power supplies nobody does it better
  209. GreenForce power supply
  210. Recommendations for a quality 'Off the Shelf' SMPS
  211. Filtering of HF content
  212. 0 on input VAC
  213. Electrolytic capacitors physical size
  214. Tascam M-2600 Power Supply Problem
  215. Laptop power supply 4 pole/ 4 pin plug and socket
  216. Problem with Jung regulator
  217. Switching Power Supply Safety & Mounting?
  218. variable voltage input=output inverter
  219. Local PS bypass caps.. are these good for audio?
  220. Can't we make SMPS simpler?
  221. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  222. Using the LM117K Adjustable Regulator
  223. Learning how to BUCK DC-DC
  224. Lepai LP-2020A+ amp with Anker Battery Supply
  225. Breaking my head over AC+DC heater reference
  226. diy power inverter
  227. Flyback SMPS question.
  228. Pi filters
  229. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  230. Filter Choke Question
  231. Mounting toroidal transformers without proper monuting kit
  232. Constant voltage / constant current transformers
  233. Power smps for welding.
  234. help to make a simple psu for my LM3886
  235. TL431 High Voltage Regulator - How to get it thermally stable?
  236. ultra low noise like 50uV from the psu for 80V 15A possibility?
  237. Tl431, MOSFET shunt voltage regulator
  238. Linear PSU's in Parallel?
  239. regulated supply oscillation or whatever that is
  240. Series Pass Regulators driven by 3-terminal regulators
  241. Cunning Virtual Ground Circuit...
  242. Help identifying a PS
  243. Make your Printed Circuit Board (PCB):
  244. help id
  245. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  246. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  247. Voltage Tripler for Bias Tap
  248. Measuring power supplies - some results by Bjørn Kolbrek
  249. PSU transformer wiring help?
  250. ultra low noise PSU recommendations for VAS of the LME49830

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