View Full Version : Power Supplies

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  1. Switch on/off protection
  2. Which Capacitors Should I Use?
  3. power supply with chokes
  4. PS Help
  5. Transformer secondary calculations.
  6. Volt dividers after Power supply for different parts of the circuit ?
  7. bipolar vs unipolar, generic power adapters ?
  8. -15 volt regulator
  9. Help Identifying unknown Transformer
  10. Half B+ taken from center tap
  11. Edison Solar Power Supply Unit (ESPSU)
  12. SPST or DPST power switch?
  13. Fast recovery diodes
  14. problems with diy 24v linear PSU
  15. Soft start circuit design and other psu issues
  16. smart battery charger
  17. inductor current rating
  18. LM317/377 Regulator Trimming Resistor
  19. Need Help Building a Power Supply
  20. What can I use this badass transformer for?
  21. power supply regulator and EMI/RFI
  22. Switching a transistor off
  23. step up or down
  24. eBay 12v battery help!!!
  25. Half bridge tube smps 2.sec.transf. back to back ? ?
  26. 3 legs regulators best swap
  27. Temp compensation in floating lead acid batteries ?
  28. softstart, lightbulb test and old caps
  29. Fast start-up Capacitance Multiplier
  30. Will this preamp supply work?
  31. PSU designs
  32. Calculate mains fuse
  33. Humming problem in Chipamp
  34. IR2153 Full Bridge + 4 x EI33 from ATX 1200W
  35. Universal transformer
  36. Buzzing brings me down
  37. Torridal Transformer designing
  38. Regulator and Delay help
  39. External power supply - DC or AC umbilical ?
  40. Use and mods to Analog Metric SR50 Shunt Regulator
  41. DGND AGND on PCB
  42. Hiraga
  43. TA1000PS - PSU for audio amplifiers with protection, sofstart and fan controller
  44. LC Low Pass Filter Design.
  45. powering a class D amp with a tube pre amp. Please help.
  46. Suggestions for Bipolar Power Supply PCB
  47. Power supply for amplifier fan
  48. Beginner TA3020 Kit PSU Questions?
  49. atx transformer homemade smps
  50. Transformer winding
  51. Film capacitor across secundaries - good or bad?
  52. Passive, low pass filter issue.
  53. Some mains wiring help.
  54. Beginner is an Understatement
  55. cap multiplier suggestions wanted
  56. SMPS IR2153 problem and review
  57. Gerbers - Low noise Power Supply for pre-amp type circuits
  58. Bewitch 300b fried power tranz.
  59. DIY toroid transformer shield
  60. 12V battery powering amplifier with a bridge rectifier
  61. Burning Fuse
  62. Enough current to turn on 3 mosfets?
  63. Why do power supplies have dedicated Live and Neutral connections?
  64. Voltage Doubler & Normal Full Wave Rectifier on Same Winding
  65. Lead acid battery with capacitor bypassing
  66. Simple question regarding heatsinks for diodes
  67. Can an Epcos B41560 or B41580 be a Filter capacitor?
  68. How to connect the SMPS
  69. MOSFET Series regualtor for valve amp
  70. flat wire toroid supplier
  71. three 6V SLA for powering TPA3116
  72. 12N60C MOSFET substitute
  73. Reusing old transformers
  74. Trying to hook up a Lepai LP168HA to my car
  75. A kind question about PSRR ... does it change with freq in the audio band ?
  76. Rush Cascode Regulator
  77. Gate drive transformer advice
  78. FAKE LM337s or, what did i do wrong?.......
  79. Dual rail 337 pnp and 317 npn?
  80. Hammond Transformer Question
  81. Pedalboard Power Supply Polarity
  82. Noise from 12-24v stepup
  83. Basic V/R question
  84. Broken Mains Conditioner
  85. Taskam Midistudio 644 PSU
  86. testing correct wiring of common mode choke
  87. The 2n3055 voltage regulator
  88. AC adapter noisy for older guitar pedals
  89. Noise on ground
  90. linear PS +12, -12, +5v, help building
  91. 12 volt /5 amps off mains vs 12 volts/3 amps off battery power for mini-amp?
  92. Backpowering from USB
  93. Problem with LM2577-ADJ
  94. DAC regulators advice
  95. help mosfet soa and graphs please
  96. Hypex SMPS400A180
  97. Need some help about transformer rating for amplifier
  98. (ask) SMPS ATX PROBLEM
  99. Jolida SJ202a Power Transformer
  100. Belleson.com down
  101. Heater switching power supply with LM2576HV doesn't work
  102. LFP battery supply for power amp
  103. LM317/337 as current regulator
  104. Power supply transformer selection for valve amp
  105. Regulated, dual-voltage power from DC-in
  106. Really simple psu explanation for amps.. where to look?
  107. Power supply for a Class A hybrid 6N11 headphone amp
  108. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  109. better rectifier
  110. Using half of a center tapped winding
  111. auto-discharging large caps
  112. Recommendation for premade bipolar PS board?
  113. looking for current limiting tutorials
  114. Pls recommend me good linear regs
  115. SMPS for small signal analog circuits
  116. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  117. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  118. can I use converter to 24v from 12v battery
  119. Broke my Toriodal (zero dac)
  120. +/- 8V TO +/- 5V
  121. Power supply recommendation for simple hybrid headphone amplifier
  122. weird buzz when PSU is turned off
  123. Cheap SLA Charger???
  124. hi power SMPS
  125. Transformer choice
  126. Simple power supply for 12Ax7 buffer tube.
  127. preparing a new smps
  128. How to deal with powerup surges due to high output capacitance.
  129. First 300v regulator. Please check
  130. Capacitor power
  131. Why not Schottkys ?
  132. AC to DC power supply schematics?
  133. Simplest 19VDC/4A from 220acV/50Hz??
  134. Bypass caps?
  135. Hot isolation transformers
  136. Capacitance vs Ripple current
  137. current controlled cutoff advice please
  138. transformer is buzzing
  139. Battery Bank for Audio Gear
  140. power input question
  141. is this possible with a 12vac wallwart
  142. PSA-1225 Power supply diagram
  143. I need help with voltage regulators
  144. mosfet bjt advantages siries pass reg?
  145. Wiring Lap Top battery question
  146. multi device PSU
  147. Using inappropriate op-amp for high side sending
  148. Single to dual DC
  149. what guage/AWG cables do you use your for your amps?
  150. Transformer Query
  151. Nuforce iDo power supply upgrade?
  152. Increase out current of ICL7660S
  153. Program for designing with common regulators
  154. Power off "pop"
  155. Seeking off the shelf flyback transformer
  156. trasformer for kenwood GE-5020
  157. output filter inductor design
  158. Some basic questions on transformer with two secondaries
  159. feedback compensation dc dc
  160. 'wind up' amplifier
  161. Question re: Transformer vibration
  162. optimising psu for load?
  163. Modifying Ebay Boost Converter for Tube Amp B+
  164. Easing up inrush current buring relays in DIY trigger
  165. Choosing the right toroidal transformer
  166. Same value Big caps and small caps
  167. diode at smps
  168. Preamp - Mic - Speaker Help
  169. connection of lm317 to body?
  170. Confused with Toroid Transformer
  171. IGBT emitter to gate diode
  172. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  173. hopefully sorta simple question. powering a chip amp
  174. 4A-5A Regulated 12-15V Supply
  175. Simple HF noise filter for 300VDC supply?
  176. Parallel Tube Rectifiers
  177. Sealed lead acid power supply circuit
  178. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  179. Color coding
  180. Problem with voltage doubler circuit
  181. Denon PMA-520 Power supply
  182. will this power this amp
  183. X capacitors across power switch causing it to stop working?
  184. Covert to Variable voltage
  185. Stupid question re: Center Tap
  186. Power supply for mixer
  187. Is anyone familiar with this Transformer
  188. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  189. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  190. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  191. Klipsch RW-12D power supply with issues
  192. Advice on dual power supply needed.
  193. Please recommend Low noise regulator for 60V
  194. need a variable PSU
  195. Question about Voltage Multiplier
  196. Managing ATX power on etc with a TPS3510
  197. 12v to 18 volts converter
  198. Fuse and Diode blown on switch off
  199. Repurpose an X-BoSoZ PSU
  200. Pure USB powersupply
  201. anyone relocate an onboard 120/220 voltage selector switch?
  202. Xpiq ECM40USxx
  203. non feed-back emitter follower reg
  204. A very trivial way to check power supplies noise.
  205. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  206. Bipolar cap as local decoupling ?
  207. multi-feed pwm 12-24v adjustable bench supply controller.
  208. Identifying AC mains smd devices (possibly PTCs)
  209. Apex A-class PSU problem
  210. JFET RIAA Phono power supply - which batteries are best?
  211. Charging 8 AA Batteries in Boombox?
  212. Slowblow fuse burns after power's been removed
  213. Where to find power supply or transformer ?
  214. LT1084 based power supply for NAS digital streaming
  215. Combine different sized rectifier caps?
  216. Toroid Primaries Question
  217. Bypass Caps
  218. Amps from China VS Crown Refence1
  219. simple tl431 regulation
  220. Pi filter for a 12V DC supply
  221. UK supplier of R or C core transformers?
  222. lm723 variable supply schematic question
  223. HQ low noise 5Vdc 2A PSU, kit or ready made?
  224. dual power supply noise issue
  225. AnTek Toroid Grounding
  226. 220 -> 2x50V whit IR2153 and PCB
  227. Interested in ADM7151 regulator?
  228. Multiple amp modules powered by one or two PS
  229. Question about electrical shock
  230. unused secondaries
  231. transformers and noise
  232. Interesting power supply module on Kickstarter
  233. transformer identification. need help.
  234. Paul Hynes power supplies nobody does it better
  235. GreenForce power supply
  236. Recommendations for a quality 'Off the Shelf' SMPS
  237. Filtering of HF content
  238. 0 on input VAC
  239. Electrolytic capacitors physical size
  240. Tascam M-2600 Power Supply Problem
  241. Laptop power supply 4 pole/ 4 pin plug and socket
  242. Problem with Jung regulator
  243. Switching Power Supply Safety & Mounting?
  244. variable voltage input=output inverter
  245. Local PS bypass caps.. are these good for audio?
  246. Can't we make SMPS simpler?
  247. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  248. Using the LM117K Adjustable Regulator
  249. Learning how to BUCK DC-DC
  250. Lepai LP-2020A+ amp with Anker Battery Supply

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