View Full Version : Power Supplies

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  1. LC Low Pass Filter Design.
  2. powering a class D amp with a tube pre amp. Please help.
  3. Suggestions for Bipolar Power Supply PCB
  4. Power supply for amplifier fan
  5. Beginner TA3020 Kit PSU Questions?
  6. atx transformer homemade smps
  7. Transformer winding
  8. Film capacitor across secundaries - good or bad?
  9. Passive, low pass filter issue.
  10. Some mains wiring help.
  11. Beginner is an Understatement
  12. cap multiplier suggestions wanted
  13. SMPS IR2153 problem and review
  14. Gerbers - Low noise Power Supply for pre-amp type circuits
  15. Bewitch 300b fried power tranz.
  16. DIY toroid transformer shield
  17. 12V battery powering amplifier with a bridge rectifier
  18. Burning Fuse
  19. Enough current to turn on 3 mosfets?
  20. Why do power supplies have dedicated Live and Neutral connections?
  21. Voltage Doubler & Normal Full Wave Rectifier on Same Winding
  22. Lead acid battery with capacitor bypassing
  23. Simple question regarding heatsinks for diodes
  24. Can an Epcos B41560 or B41580 be a Filter capacitor?
  25. How to connect the SMPS
  26. MOSFET Series regualtor for valve amp
  27. flat wire toroid supplier
  28. three 6V SLA for powering TPA3116
  29. 12N60C MOSFET substitute
  30. Reusing old transformers
  31. Trying to hook up a Lepai LP168HA to my car
  32. A kind question about PSRR ... does it change with freq in the audio band ?
  33. Rush Cascode Regulator
  34. Gate drive transformer advice
  35. FAKE LM337s or, what did i do wrong?.......
  36. Dual rail 337 pnp and 317 npn?
  37. Hammond Transformer Question
  38. Pedalboard Power Supply Polarity
  39. Noise from 12-24v stepup
  40. Basic V/R question
  41. Broken Mains Conditioner
  42. Taskam Midistudio 644 PSU
  43. testing correct wiring of common mode choke
  44. The 2n3055 voltage regulator
  45. AC adapter noisy for older guitar pedals
  46. Noise on ground
  47. linear PS +12, -12, +5v, help building
  48. 12 volt /5 amps off mains vs 12 volts/3 amps off battery power for mini-amp?
  49. Backpowering from USB
  50. Problem with LM2577-ADJ
  51. DAC regulators advice
  52. help mosfet soa and graphs please
  53. Hypex SMPS400A180
  54. Need some help about transformer rating for amplifier
  55. (ask) SMPS ATX PROBLEM
  56. Jolida SJ202a Power Transformer
  57. Belleson.com down
  58. Heater switching power supply with LM2576HV doesn't work
  59. LFP battery supply for power amp
  60. LM317/337 as current regulator
  61. Power supply transformer selection for valve amp
  62. Regulated, dual-voltage power from DC-in
  63. Really simple psu explanation for amps.. where to look?
  64. Power supply for a Class A hybrid 6N11 headphone amp
  65. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  66. better rectifier
  67. Using half of a center tapped winding
  68. auto-discharging large caps
  69. Recommendation for premade bipolar PS board?
  70. looking for current limiting tutorials
  71. Pls recommend me good linear regs
  72. SMPS for small signal analog circuits
  73. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  74. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  75. can I use converter to 24v from 12v battery
  76. Broke my Toriodal (zero dac)
  77. +/- 8V TO +/- 5V
  78. Power supply recommendation for simple hybrid headphone amplifier
  79. weird buzz when PSU is turned off
  80. Cheap SLA Charger???
  81. hi power SMPS
  82. Transformer choice
  83. Simple power supply for 12Ax7 buffer tube.
  84. preparing a new smps
  85. How to deal with powerup surges due to high output capacitance.
  86. First 300v regulator. Please check
  87. Capacitor power
  88. Why not Schottkys ?
  89. AC to DC power supply schematics?
  90. Simplest 19VDC/4A from 220acV/50Hz??
  91. Bypass caps?
  92. Hot isolation transformers
  93. Capacitance vs Ripple current
  94. current controlled cutoff advice please
  95. transformer is buzzing
  96. Battery Bank for Audio Gear
  97. power input question
  98. is this possible with a 12vac wallwart
  99. PSA-1225 Power supply diagram
  100. I need help with voltage regulators
  101. mosfet bjt advantages siries pass reg?
  102. Wiring Lap Top battery question
  103. multi device PSU
  104. Using inappropriate op-amp for high side sending
  105. Single to dual DC
  106. what guage/AWG cables do you use your for your amps?
  107. Transformer Query
  108. Nuforce iDo power supply upgrade?
  109. Increase out current of ICL7660S
  110. Program for designing with common regulators
  111. Power off "pop"
  112. Seeking off the shelf flyback transformer
  113. trasformer for kenwood GE-5020
  114. output filter inductor design
  115. Some basic questions on transformer with two secondaries
  116. feedback compensation dc dc
  117. 'wind up' amplifier
  118. Question re: Transformer vibration
  119. optimising psu for load?
  120. Modifying Ebay Boost Converter for Tube Amp B+
  121. Easing up inrush current buring relays in DIY trigger
  122. Choosing the right toroidal transformer
  123. Same value Big caps and small caps
  124. diode at smps
  125. Preamp - Mic - Speaker Help
  126. connection of lm317 to body?
  127. Confused with Toroid Transformer
  128. IGBT emitter to gate diode
  129. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  130. hopefully sorta simple question. powering a chip amp
  131. 4A-5A Regulated 12-15V Supply
  132. Simple HF noise filter for 300VDC supply?
  133. Parallel Tube Rectifiers
  134. Sealed lead acid power supply circuit
  135. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  136. Color coding
  137. Problem with voltage doubler circuit
  138. Denon PMA-520 Power supply
  139. will this power this amp
  140. X capacitors across power switch causing it to stop working?
  141. Covert to Variable voltage
  142. Stupid question re: Center Tap
  143. Power supply for mixer
  144. Is anyone familiar with this Transformer
  145. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  146. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  147. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  148. Klipsch RW-12D power supply with issues
  149. Advice on dual power supply needed.
  150. Please recommend Low noise regulator for 60V
  151. need a variable PSU
  152. Question about Voltage Multiplier
  153. Managing ATX power on etc with a TPS3510
  154. 12v to 18 volts converter
  155. Fuse and Diode blown on switch off
  156. Repurpose an X-BoSoZ PSU
  157. Pure USB powersupply
  158. anyone relocate an onboard 120/220 voltage selector switch?
  159. Xpiq ECM40USxx
  160. non feed-back emitter follower reg
  161. A very trivial way to check power supplies noise.
  162. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  163. Bipolar cap as local decoupling ?
  164. multi-feed pwm 12-24v adjustable bench supply controller.
  165. Identifying AC mains smd devices (possibly PTCs)
  166. Apex A-class PSU problem
  167. JFET RIAA Phono power supply - which batteries are best?
  168. Charging 8 AA Batteries in Boombox?
  169. Slowblow fuse burns after power's been removed
  170. Where to find power supply or transformer ?
  171. LT1084 based power supply for NAS digital streaming
  172. Combine different sized rectifier caps?
  173. Toroid Primaries Question
  174. Bypass Caps
  175. Amps from China VS Crown Refence1
  176. simple tl431 regulation
  177. Pi filter for a 12V DC supply
  178. UK supplier of R or C core transformers?
  179. lm723 variable supply schematic question
  180. HQ low noise 5Vdc 2A PSU, kit or ready made?
  181. dual power supply noise issue
  182. AnTek Toroid Grounding
  183. 220 -> 2x50V whit IR2153 and PCB
  184. Interested in ADM7151 regulator?
  185. Multiple amp modules powered by one or two PS
  186. Question about electrical shock
  187. unused secondaries
  188. transformers and noise
  189. Interesting power supply module on Kickstarter
  190. transformer identification. need help.
  191. Paul Hynes power supplies nobody does it better
  192. GreenForce power supply
  193. Recommendations for a quality 'Off the Shelf' SMPS
  194. Filtering of HF content
  195. 0 on input VAC
  196. Electrolytic capacitors physical size
  197. Tascam M-2600 Power Supply Problem
  198. Laptop power supply 4 pole/ 4 pin plug and socket
  199. Problem with Jung regulator
  200. Switching Power Supply Safety & Mounting?
  201. variable voltage input=output inverter
  202. Local PS bypass caps.. are these good for audio?
  203. Can't we make SMPS simpler?
  204. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  205. Using the LM117K Adjustable Regulator
  206. Learning how to BUCK DC-DC
  207. Lepai LP-2020A+ amp with Anker Battery Supply
  208. Breaking my head over AC+DC heater reference
  209. diy power inverter
  210. Flyback SMPS question.
  211. Pi filters
  212. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  213. Filter Choke Question
  214. Mounting toroidal transformers without proper monuting kit
  215. Constant voltage / constant current transformers
  216. Power smps for welding.
  217. help to make a simple psu for my LM3886
  218. TL431 High Voltage Regulator - How to get it thermally stable?
  219. ultra low noise like 50uV from the psu for 80V 15A possibility?
  220. Tl431, MOSFET shunt voltage regulator
  221. Linear PSU's in Parallel?
  222. regulated supply oscillation or whatever that is
  223. Series Pass Regulators driven by 3-terminal regulators
  224. Cunning Virtual Ground Circuit...
  225. Help identifying a PS
  226. Make your Printed Circuit Board (PCB):
  227. help id
  228. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  229. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  230. Voltage Tripler for Bias Tap
  231. Measuring power supplies - some results by Bjørn Kolbrek
  232. PSU transformer wiring help?
  233. ultra low noise PSU recommendations for VAS of the LME49830
  234. What would happen if ?
  235. Current capability of litz wire.
  236. Difference in +V/-V -- OK?
  237. help comparig & choosing between 1X230V or 2X150V transformers
  238. SMPS choice with 110/230v input
  239. A simple LT1763 based 5V PSU
  240. Zener Follower - what did i do wrong?
  241. LifePo BMS and audio quality
  242. Limiting resistor values
  243. Power transformer from Marantz SR2700?
  244. Transformer Help??????????????
  245. robbing from the positive rail
  246. LP-2020A+ power supply noise
  247. Anyone have the 3C6A ferrite material specification Sheet
  248. Power supply caps: They're not all equal
  249. Amp PS Building rookie questions
  250. How to check how dirty is the AC mains voltage

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