View Full Version : Power Supplies

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  1. Universal transformer
  2. Buzzing brings me down
  3. Torridal Transformer designing
  4. Regulator and Delay help
  5. External power supply - DC or AC umbilical ?
  6. Use and mods to Analog Metric SR50 Shunt Regulator
  8. Hiraga
  9. TA1000PS - PSU for audio amplifiers with protection, sofstart and fan controller
  10. LC Low Pass Filter Design.
  11. powering a class D amp with a tube pre amp. Please help.
  12. Suggestions for Bipolar Power Supply PCB
  13. Power supply for amplifier fan
  14. Beginner TA3020 Kit PSU Questions?
  15. atx transformer homemade smps
  16. Transformer winding
  17. Film capacitor across secundaries - good or bad?
  18. Passive, low pass filter issue.
  19. Some mains wiring help.
  20. Beginner is an Understatement
  21. cap multiplier suggestions wanted
  22. SMPS IR2153 problem and review
  23. Gerbers - Low noise Power Supply for pre-amp type circuits
  24. Bewitch 300b fried power tranz.
  25. DIY toroid transformer shield
  26. 12V battery powering amplifier with a bridge rectifier
  27. Burning Fuse
  28. Enough current to turn on 3 mosfets?
  29. Why do power supplies have dedicated Live and Neutral connections?
  30. Voltage Doubler & Normal Full Wave Rectifier on Same Winding
  31. Lead acid battery with capacitor bypassing
  32. Simple question regarding heatsinks for diodes
  33. Can an Epcos B41560 or B41580 be a Filter capacitor?
  34. How to connect the SMPS
  35. MOSFET Series regualtor for valve amp
  36. flat wire toroid supplier
  37. three 6V SLA for powering TPA3116
  38. 12N60C MOSFET substitute
  39. Reusing old transformers
  40. Trying to hook up a Lepai LP168HA to my car
  41. A kind question about PSRR ... does it change with freq in the audio band ?
  42. Rush Cascode Regulator
  43. Gate drive transformer advice
  44. FAKE LM337s or, what did i do wrong?.......
  45. Dual rail 337 pnp and 317 npn?
  46. Hammond Transformer Question
  47. Pedalboard Power Supply Polarity
  48. Noise from 12-24v stepup
  49. Basic V/R question
  50. Broken Mains Conditioner
  51. Taskam Midistudio 644 PSU
  52. testing correct wiring of common mode choke
  53. The 2n3055 voltage regulator
  54. AC adapter noisy for older guitar pedals
  55. Noise on ground
  56. linear PS +12, -12, +5v, help building
  57. 12 volt /5 amps off mains vs 12 volts/3 amps off battery power for mini-amp?
  58. Backpowering from USB
  59. Problem with LM2577-ADJ
  60. DAC regulators advice
  61. help mosfet soa and graphs please
  62. Hypex SMPS400A180
  63. Need some help about transformer rating for amplifier
  64. (ask) SMPS ATX PROBLEM
  65. Jolida SJ202a Power Transformer
  66. Belleson.com down
  67. Heater switching power supply with LM2576HV doesn't work
  68. LFP battery supply for power amp
  69. LM317/337 as current regulator
  70. Power supply transformer selection for valve amp
  71. Regulated, dual-voltage power from DC-in
  72. Really simple psu explanation for amps.. where to look?
  73. Power supply for a Class A hybrid 6N11 headphone amp
  74. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  75. better rectifier
  76. Using half of a center tapped winding
  77. auto-discharging large caps
  78. Recommendation for premade bipolar PS board?
  79. looking for current limiting tutorials
  80. Pls recommend me good linear regs
  81. SMPS for small signal analog circuits
  82. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  83. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  84. can I use converter to 24v from 12v battery
  85. Broke my Toriodal (zero dac)
  86. +/- 8V TO +/- 5V
  87. Power supply recommendation for simple hybrid headphone amplifier
  88. weird buzz when PSU is turned off
  89. Cheap SLA Charger???
  90. hi power SMPS
  91. Transformer choice
  92. Simple power supply for 12Ax7 buffer tube.
  93. preparing a new smps
  94. How to deal with powerup surges due to high output capacitance.
  95. First 300v regulator. Please check
  96. Capacitor power
  97. Why not Schottkys ?
  98. AC to DC power supply schematics?
  99. Simplest 19VDC/4A from 220acV/50Hz??
  100. Bypass caps?
  101. Hot isolation transformers
  102. Capacitance vs Ripple current
  103. current controlled cutoff advice please
  104. transformer is buzzing
  105. Battery Bank for Audio Gear
  106. power input question
  107. is this possible with a 12vac wallwart
  108. PSA-1225 Power supply diagram
  109. I need help with voltage regulators
  110. mosfet bjt advantages siries pass reg?
  111. Wiring Lap Top battery question
  112. multi device PSU
  113. Using inappropriate op-amp for high side sending
  114. Single to dual DC
  115. what guage/AWG cables do you use your for your amps?
  116. Transformer Query
  117. Nuforce iDo power supply upgrade?
  118. Increase out current of ICL7660S
  119. Program for designing with common regulators
  120. Power off "pop"
  121. Seeking off the shelf flyback transformer
  122. trasformer for kenwood GE-5020
  123. output filter inductor design
  124. Some basic questions on transformer with two secondaries
  125. feedback compensation dc dc
  126. 'wind up' amplifier
  127. Question re: Transformer vibration
  128. optimising psu for load?
  129. Modifying Ebay Boost Converter for Tube Amp B+
  130. Easing up inrush current buring relays in DIY trigger
  131. Choosing the right toroidal transformer
  132. Same value Big caps and small caps
  133. diode at smps
  134. Preamp - Mic - Speaker Help
  135. connection of lm317 to body?
  136. Confused with Toroid Transformer
  137. IGBT emitter to gate diode
  138. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  139. hopefully sorta simple question. powering a chip amp
  140. 4A-5A Regulated 12-15V Supply
  141. Simple HF noise filter for 300VDC supply?
  142. Parallel Tube Rectifiers
  143. Sealed lead acid power supply circuit
  144. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  145. Color coding
  146. Problem with voltage doubler circuit
  147. Denon PMA-520 Power supply
  148. will this power this amp
  149. X capacitors across power switch causing it to stop working?
  150. Covert to Variable voltage
  151. Stupid question re: Center Tap
  152. Power supply for mixer
  153. Is anyone familiar with this Transformer
  154. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  155. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  156. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  157. Klipsch RW-12D power supply with issues
  158. Advice on dual power supply needed.
  159. Please recommend Low noise regulator for 60V
  160. need a variable PSU
  161. Question about Voltage Multiplier
  162. Managing ATX power on etc with a TPS3510
  163. 12v to 18 volts converter
  164. Fuse and Diode blown on switch off
  165. Repurpose an X-BoSoZ PSU
  166. Pure USB powersupply
  167. anyone relocate an onboard 120/220 voltage selector switch?
  168. Xpiq ECM40USxx
  169. non feed-back emitter follower reg
  170. A very trivial way to check power supplies noise.
  171. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  172. Bipolar cap as local decoupling ?
  173. multi-feed pwm 12-24v adjustable bench supply controller.
  174. Identifying AC mains smd devices (possibly PTCs)
  175. Apex A-class PSU problem
  176. JFET RIAA Phono power supply - which batteries are best?
  177. Charging 8 AA Batteries in Boombox?
  178. Slowblow fuse burns after power's been removed
  179. Where to find power supply or transformer ?
  180. LT1084 based power supply for NAS digital streaming
  181. Combine different sized rectifier caps?
  182. Toroid Primaries Question
  183. Bypass Caps
  184. Amps from China VS Crown Refence1
  185. simple tl431 regulation
  186. Pi filter for a 12V DC supply
  187. UK supplier of R or C core transformers?
  188. lm723 variable supply schematic question
  189. HQ low noise 5Vdc 2A PSU, kit or ready made?
  190. dual power supply noise issue
  191. AnTek Toroid Grounding
  192. 220 -> 2x50V whit IR2153 and PCB
  193. Interested in ADM7151 regulator?
  194. Multiple amp modules powered by one or two PS
  195. Question about electrical shock
  196. unused secondaries
  197. transformers and noise
  198. Interesting power supply module on Kickstarter
  199. transformer identification. need help.
  200. Paul Hynes power supplies nobody does it better
  201. GreenForce power supply
  202. Recommendations for a quality 'Off the Shelf' SMPS
  203. Filtering of HF content
  204. 0 on input VAC
  205. Electrolytic capacitors physical size
  206. Tascam M-2600 Power Supply Problem
  207. Laptop power supply 4 pole/ 4 pin plug and socket
  208. Problem with Jung regulator
  209. Switching Power Supply Safety & Mounting?
  210. variable voltage input=output inverter
  211. Local PS bypass caps.. are these good for audio?
  212. Can't we make SMPS simpler?
  213. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  214. Using the LM117K Adjustable Regulator
  215. Learning how to BUCK DC-DC
  216. Lepai LP-2020A+ amp with Anker Battery Supply
  217. Breaking my head over AC+DC heater reference
  218. diy power inverter
  219. Flyback SMPS question.
  220. Pi filters
  221. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  222. Filter Choke Question
  223. Mounting toroidal transformers without proper monuting kit
  224. Constant voltage / constant current transformers
  225. Power smps for welding.
  226. help to make a simple psu for my LM3886
  227. TL431 High Voltage Regulator - How to get it thermally stable?
  228. ultra low noise like 50uV from the psu for 80V 15A possibility?
  229. Tl431, MOSFET shunt voltage regulator
  230. Linear PSU's in Parallel?
  231. regulated supply oscillation or whatever that is
  232. Series Pass Regulators driven by 3-terminal regulators
  233. Cunning Virtual Ground Circuit...
  234. Help identifying a PS
  235. Make your Printed Circuit Board (PCB):
  236. help id
  237. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  238. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  239. Voltage Tripler for Bias Tap
  240. Measuring power supplies - some results by Bjørn Kolbrek
  241. PSU transformer wiring help?
  242. ultra low noise PSU recommendations for VAS of the LME49830
  243. What would happen if ?
  244. Current capability of litz wire.
  245. Difference in +V/-V -- OK?
  246. help comparig & choosing between 1X230V or 2X150V transformers
  247. SMPS choice with 110/230v input
  248. A simple LT1763 based 5V PSU
  249. Zener Follower - what did i do wrong?
  250. LifePo BMS and audio quality

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