View Full Version : Power Supplies

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  1. help designing swithing psu 12v (dc) to 36ov(DC) 30ma for guitarpedal tubeamp
  2. Sorting out my tranny
  3. Strange PSU
  4. I shouldn't have to ask this question, but...
  5. Dual Voltage power supply ??
  6. Janus reg vs other recommendations?
  7. Split-rail DC from DC laptop power supply?
  8. How do you layout a printed circuit board like this
  9. Help with Common Mode choke needed
  10. Universal Guitar Padal power supply
  11. Ultra clean universal guitar pedal power supply
  12. Through hole much too large
  13. Capacitor size after zero-feedback PS
  14. Electrified case
  15. Power conditioner from a 5KVA power transformer?
  16. Reflektor-D builds
  17. Which diode specifications for equivalence?
  18. 12 v power supply
  19. uc3845 forward converter smps
  20. Cheap high voltage high wattage dual rail SMPS devices
  21. Inrush Current Protection for Power Amp PSU
  22. power supply for IRS2092S chip amp
  23. PSU replacement for my analogue 28/24/2 mixer
  24. rule of thumb multipliers for PS rectifiers and filters to achieve required voltage
  25. Slow charge
  26. need ac power for amp
  27. Simple 20 volt DC from 220 AC circuit
  28. A1000SMPS 1KW SMPS Turning on and Off when Powered On. Help!
  29. Switch on/off protection
  30. Which Capacitors Should I Use?
  31. power supply with chokes
  32. PS Help
  33. Transformer secondary calculations.
  34. Volt dividers after Power supply for different parts of the circuit ?
  35. bipolar vs unipolar, generic power adapters ?
  36. -15 volt regulator
  37. Help Identifying unknown Transformer
  38. Half B+ taken from center tap
  39. Edison Solar Power Supply Unit (ESPSU)
  40. SPST or DPST power switch?
  41. Fast recovery diodes
  42. problems with diy 24v linear PSU
  43. Soft start circuit design and other psu issues
  44. smart battery charger
  45. inductor current rating
  46. LM317/377 Regulator Trimming Resistor
  47. Need Help Building a Power Supply
  48. What can I use this badass transformer for?
  49. power supply regulator and EMI/RFI
  50. Switching a transistor off
  51. step up or down
  52. eBay 12v battery help!!!
  53. Half bridge tube smps 2.sec.transf. back to back ? ?
  54. 3 legs regulators best swap
  55. Temp compensation in floating lead acid batteries ?
  56. softstart, lightbulb test and old caps
  57. Fast start-up Capacitance Multiplier
  58. Will this preamp supply work?
  59. PSU designs
  60. Calculate mains fuse
  61. Humming problem in Chipamp
  62. IR2153 Full Bridge + 4 x EI33 from ATX 1200W
  63. Universal transformer
  64. Buzzing brings me down
  65. Torridal Transformer designing
  66. Regulator and Delay help
  67. External power supply - DC or AC umbilical ?
  68. Use and mods to Analog Metric SR50 Shunt Regulator
  69. DGND AGND on PCB
  70. Hiraga
  71. TA1000PS - PSU for audio amplifiers with protection, sofstart and fan controller
  72. LC Low Pass Filter Design.
  73. powering a class D amp with a tube pre amp. Please help.
  74. Suggestions for Bipolar Power Supply PCB
  75. Power supply for amplifier fan
  76. Beginner TA3020 Kit PSU Questions?
  77. atx transformer homemade smps
  78. Transformer winding
  79. Film capacitor across secundaries - good or bad?
  80. Passive, low pass filter issue.
  81. Some mains wiring help.
  82. Beginner is an Understatement
  83. cap multiplier suggestions wanted
  84. SMPS IR2153 problem and review
  85. Gerbers - Low noise Power Supply for pre-amp type circuits
  86. Bewitch 300b fried power tranz.
  87. DIY toroid transformer shield
  88. 12V battery powering amplifier with a bridge rectifier
  89. Burning Fuse
  90. Enough current to turn on 3 mosfets?
  91. Why do power supplies have dedicated Live and Neutral connections?
  92. Voltage Doubler & Normal Full Wave Rectifier on Same Winding
  93. Lead acid battery with capacitor bypassing
  94. Simple question regarding heatsinks for diodes
  95. Can an Epcos B41560 or B41580 be a Filter capacitor?
  96. How to connect the SMPS
  97. MOSFET Series regualtor for valve amp
  98. flat wire toroid supplier
  99. three 6V SLA for powering TPA3116
  100. 12N60C MOSFET substitute
  101. Reusing old transformers
  102. Trying to hook up a Lepai LP168HA to my car
  103. A kind question about PSRR ... does it change with freq in the audio band ?
  104. Rush Cascode Regulator
  105. Gate drive transformer advice
  106. FAKE LM337s or, what did i do wrong?.......
  107. Dual rail 337 pnp and 317 npn?
  108. Hammond Transformer Question
  109. Pedalboard Power Supply Polarity
  110. Noise from 12-24v stepup
  111. Basic V/R question
  112. Broken Mains Conditioner
  113. Taskam Midistudio 644 PSU
  114. testing correct wiring of common mode choke
  115. The 2n3055 voltage regulator
  116. AC adapter noisy for older guitar pedals
  117. Noise on ground
  118. linear PS +12, -12, +5v, help building
  119. 12 volt /5 amps off mains vs 12 volts/3 amps off battery power for mini-amp?
  120. Backpowering from USB
  121. Problem with LM2577-ADJ
  122. DAC regulators advice
  123. help mosfet soa and graphs please
  124. Hypex SMPS400A180
  125. Need some help about transformer rating for amplifier
  126. (ask) SMPS ATX PROBLEM
  127. Jolida SJ202a Power Transformer
  128. Belleson.com down
  129. Heater switching power supply with LM2576HV doesn't work
  130. LFP battery supply for power amp
  131. LM317/337 as current regulator
  132. Power supply transformer selection for valve amp
  133. Regulated, dual-voltage power from DC-in
  134. Really simple psu explanation for amps.. where to look?
  135. Power supply for a Class A hybrid 6N11 headphone amp
  136. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  137. better rectifier
  138. Using half of a center tapped winding
  139. auto-discharging large caps
  140. Recommendation for premade bipolar PS board?
  141. looking for current limiting tutorials
  142. Pls recommend me good linear regs
  143. SMPS for small signal analog circuits
  144. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  145. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  146. can I use converter to 24v from 12v battery
  147. Broke my Toriodal (zero dac)
  148. +/- 8V TO +/- 5V
  149. Power supply recommendation for simple hybrid headphone amplifier
  150. weird buzz when PSU is turned off
  151. Cheap SLA Charger???
  152. hi power SMPS
  153. Transformer choice
  154. Simple power supply for 12Ax7 buffer tube.
  155. preparing a new smps
  156. How to deal with powerup surges due to high output capacitance.
  157. First 300v regulator. Please check
  158. Capacitor power
  159. Why not Schottkys ?
  160. AC to DC power supply schematics?
  161. Simplest 19VDC/4A from 220acV/50Hz??
  162. Bypass caps?
  163. Hot isolation transformers
  164. Capacitance vs Ripple current
  165. current controlled cutoff advice please
  166. transformer is buzzing
  167. Battery Bank for Audio Gear
  168. power input question
  169. is this possible with a 12vac wallwart
  170. PSA-1225 Power supply diagram
  171. I need help with voltage regulators
  172. mosfet bjt advantages siries pass reg?
  173. Wiring Lap Top battery question
  174. multi device PSU
  175. Using inappropriate op-amp for high side sending
  176. Single to dual DC
  177. what guage/AWG cables do you use your for your amps?
  178. Transformer Query
  179. Nuforce iDo power supply upgrade?
  180. Increase out current of ICL7660S
  181. Program for designing with common regulators
  182. Power off "pop"
  183. Seeking off the shelf flyback transformer
  184. trasformer for kenwood GE-5020
  185. output filter inductor design
  186. Some basic questions on transformer with two secondaries
  187. feedback compensation dc dc
  188. 'wind up' amplifier
  189. Question re: Transformer vibration
  190. optimising psu for load?
  191. Modifying Ebay Boost Converter for Tube Amp B+
  192. Easing up inrush current buring relays in DIY trigger
  193. Choosing the right toroidal transformer
  194. Same value Big caps and small caps
  195. diode at smps
  196. Preamp - Mic - Speaker Help
  197. connection of lm317 to body?
  198. Confused with Toroid Transformer
  199. IGBT emitter to gate diode
  200. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  201. hopefully sorta simple question. powering a chip amp
  202. 4A-5A Regulated 12-15V Supply
  203. Simple HF noise filter for 300VDC supply?
  204. Parallel Tube Rectifiers
  205. Sealed lead acid power supply circuit
  206. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  207. Color coding
  208. Problem with voltage doubler circuit
  209. Denon PMA-520 Power supply
  210. will this power this amp
  211. X capacitors across power switch causing it to stop working?
  212. Covert to Variable voltage
  213. Stupid question re: Center Tap
  214. Power supply for mixer
  215. Is anyone familiar with this Transformer
  216. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  217. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  218. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  219. Klipsch RW-12D power supply with issues
  220. Advice on dual power supply needed.
  221. Please recommend Low noise regulator for 60V
  222. need a variable PSU
  223. Question about Voltage Multiplier
  224. Managing ATX power on etc with a TPS3510
  225. 12v to 18 volts converter
  226. Fuse and Diode blown on switch off
  227. Repurpose an X-BoSoZ PSU
  228. Pure USB powersupply
  229. anyone relocate an onboard 120/220 voltage selector switch?
  230. Xpiq ECM40USxx
  231. non feed-back emitter follower reg
  232. A very trivial way to check power supplies noise.
  233. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  234. Bipolar cap as local decoupling ?
  235. multi-feed pwm 12-24v adjustable bench supply controller.
  236. Identifying AC mains smd devices (possibly PTCs)
  237. Apex A-class PSU problem
  238. JFET RIAA Phono power supply - which batteries are best?
  239. Charging 8 AA Batteries in Boombox?
  240. Slowblow fuse burns after power's been removed
  241. Where to find power supply or transformer ?
  242. LT1084 based power supply for NAS digital streaming
  243. Combine different sized rectifier caps?
  244. Toroid Primaries Question
  245. Bypass Caps
  246. Amps from China VS Crown Refence1
  247. simple tl431 regulation
  248. Pi filter for a 12V DC supply
  249. UK supplier of R or C core transformers?
  250. lm723 variable supply schematic question

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