View Full Version : Power Supplies

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  1. LM317/337 as current regulator
  2. Power supply transformer selection for valve amp
  3. Regulated, dual-voltage power from DC-in
  4. Really simple psu explanation for amps.. where to look?
  5. Power supply for a Class A hybrid 6N11 headphone amp
  6. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  7. better rectifier
  8. Using half of a center tapped winding
  9. auto-discharging large caps
  10. Recommendation for premade bipolar PS board?
  11. looking for current limiting tutorials
  12. Pls recommend me good linear regs
  13. SMPS for small signal analog circuits
  14. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  15. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  16. can I use converter to 24v from 12v battery
  17. Broke my Toriodal (zero dac)
  18. +/- 8V TO +/- 5V
  19. Power supply recommendation for simple hybrid headphone amplifier
  20. weird buzz when PSU is turned off
  21. Cheap SLA Charger???
  22. hi power SMPS
  23. Transformer choice
  24. Simple power supply for 12Ax7 buffer tube.
  25. preparing a new smps
  26. How to deal with powerup surges due to high output capacitance.
  27. First 300v regulator. Please check
  28. Capacitor power
  29. Why not Schottkys ?
  30. AC to DC power supply schematics?
  31. Simplest 19VDC/4A from 220acV/50Hz??
  32. Bypass caps?
  33. Hot isolation transformers
  34. Capacitance vs Ripple current
  35. current controlled cutoff advice please
  36. transformer is buzzing
  37. Battery Bank for Audio Gear
  38. power input question
  39. is this possible with a 12vac wallwart
  40. PSA-1225 Power supply diagram
  41. I need help with voltage regulators
  42. mosfet bjt advantages siries pass reg?
  43. Wiring Lap Top battery question
  44. multi device PSU
  45. Using inappropriate op-amp for high side sending
  46. Single to dual DC
  47. what guage/AWG cables do you use your for your amps?
  48. Transformer Query
  49. Nuforce iDo power supply upgrade?
  50. Increase out current of ICL7660S
  51. Program for designing with common regulators
  52. Power off "pop"
  53. Seeking off the shelf flyback transformer
  54. trasformer for kenwood GE-5020
  55. output filter inductor design
  56. Some basic questions on transformer with two secondaries
  57. feedback compensation dc dc
  58. 'wind up' amplifier
  59. Question re: Transformer vibration
  60. optimising psu for load?
  61. Modifying Ebay Boost Converter for Tube Amp B+
  62. Easing up inrush current buring relays in DIY trigger
  63. Choosing the right toroidal transformer
  64. Same value Big caps and small caps
  65. diode at smps
  66. Preamp - Mic - Speaker Help
  67. connection of lm317 to body?
  68. Confused with Toroid Transformer
  69. IGBT emitter to gate diode
  70. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  71. hopefully sorta simple question. powering a chip amp
  72. 4A-5A Regulated 12-15V Supply
  73. Simple HF noise filter for 300VDC supply?
  74. Parallel Tube Rectifiers
  75. Sealed lead acid power supply circuit
  76. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  77. Color coding
  78. Problem with voltage doubler circuit
  79. Denon PMA-520 Power supply
  80. will this power this amp
  81. X capacitors across power switch causing it to stop working?
  82. Covert to Variable voltage
  83. Stupid question re: Center Tap
  84. Power supply for mixer
  85. Is anyone familiar with this Transformer
  86. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  87. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  88. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  89. Klipsch RW-12D power supply with issues
  90. Advice on dual power supply needed.
  91. Please recommend Low noise regulator for 60V
  92. need a variable PSU
  93. Question about Voltage Multiplier
  94. Managing ATX power on etc with a TPS3510
  95. 12v to 18 volts converter
  96. Fuse and Diode blown on switch off
  97. Repurpose an X-BoSoZ PSU
  98. Pure USB powersupply
  99. anyone relocate an onboard 120/220 voltage selector switch?
  100. Xpiq ECM40USxx
  101. non feed-back emitter follower reg
  102. A very trivial way to check power supplies noise.
  103. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  104. Bipolar cap as local decoupling ?
  105. multi-feed pwm 12-24v adjustable bench supply controller.
  106. Identifying AC mains smd devices (possibly PTCs)
  107. Apex A-class PSU problem
  108. JFET RIAA Phono power supply - which batteries are best?
  109. Charging 8 AA Batteries in Boombox?
  110. Slowblow fuse burns after power's been removed
  111. Where to find power supply or transformer ?
  112. LT1084 based power supply for NAS digital streaming
  113. Combine different sized rectifier caps?
  114. Toroid Primaries Question
  115. Bypass Caps
  116. Amps from China VS Crown Refence1
  117. simple tl431 regulation
  118. Pi filter for a 12V DC supply
  119. UK supplier of R or C core transformers?
  120. lm723 variable supply schematic question
  121. HQ low noise 5Vdc 2A PSU, kit or ready made?
  122. dual power supply noise issue
  123. AnTek Toroid Grounding
  124. 220 -> 2x50V whit IR2153 and PCB
  125. Interested in ADM7151 regulator?
  126. Multiple amp modules powered by one or two PS
  127. Question about electrical shock
  128. unused secondaries
  129. transformers and noise
  130. Interesting power supply module on Kickstarter
  131. transformer identification. need help.
  132. Paul Hynes power supplies nobody does it better
  133. GreenForce power supply
  134. Recommendations for a quality 'Off the Shelf' SMPS
  135. Filtering of HF content
  136. 0 on input VAC
  137. Electrolytic capacitors physical size
  138. Tascam M-2600 Power Supply Problem
  139. Laptop power supply 4 pole/ 4 pin plug and socket
  140. Problem with Jung regulator
  141. Switching Power Supply Safety & Mounting?
  142. variable voltage input=output inverter
  143. Local PS bypass caps.. are these good for audio?
  144. Can't we make SMPS simpler?
  145. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  146. Using the LM117K Adjustable Regulator
  147. Learning how to BUCK DC-DC
  148. Lepai LP-2020A+ amp with Anker Battery Supply
  149. Breaking my head over AC+DC heater reference
  150. diy power inverter
  151. Flyback SMPS question.
  152. Pi filters
  153. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  154. Filter Choke Question
  155. Mounting toroidal transformers without proper monuting kit
  156. Constant voltage / constant current transformers
  157. Power smps for welding.
  158. help to make a simple psu for my LM3886
  159. TL431 High Voltage Regulator - How to get it thermally stable?
  160. ultra low noise like 50uV from the psu for 80V 15A possibility?
  161. Tl431, MOSFET shunt voltage regulator
  162. Linear PSU's in Parallel?
  163. regulated supply oscillation or whatever that is
  164. Series Pass Regulators driven by 3-terminal regulators
  165. Cunning Virtual Ground Circuit...
  166. Help identifying a PS
  167. Make your Printed Circuit Board (PCB):
  168. help id
  169. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  170. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  171. Voltage Tripler for Bias Tap
  172. Measuring power supplies - some results by Bjørn Kolbrek
  173. PSU transformer wiring help?
  174. ultra low noise PSU recommendations for VAS of the LME49830
  175. What would happen if ?
  176. Current capability of litz wire.
  177. Difference in +V/-V -- OK?
  178. help comparig & choosing between 1X230V or 2X150V transformers
  179. SMPS choice with 110/230v input
  180. A simple LT1763 based 5V PSU
  181. Zener Follower - what did i do wrong?
  182. LifePo BMS and audio quality
  183. Limiting resistor values
  184. Power transformer from Marantz SR2700?
  185. Transformer Help??????????????
  186. robbing from the positive rail
  187. LP-2020A+ power supply noise
  188. Anyone have the 3C6A ferrite material specification Sheet
  189. Power supply caps: They're not all equal
  190. Amp PS Building rookie questions
  191. How to check how dirty is the AC mains voltage
  192. Anyone here build power supplies as a service?
  193. Audible Illusions L1 Hissing Noise
  194. How to deal with Litz wire
  195. Parallel noise filters/traps for mains.
  196. milliamps, milliamps where do you go?
  197. Hooking up Power-One supply
  198. Question about tube amp supplies.
  199. ILP transformer va?
  200. How to knock the voltage down?
  201. decommissioned 3Par battery. help please?
  202. Help with 250V regulator
  203. Thoughts on running LED's from high voltage into a constant current sink.
  204. Control-to-Output or Open-Loop Measurement
  205. Bevois Mains Transformer
  206. Using off-the-shelf noname smps for gainclone/d-amp
  207. Noisy toroidal transformers
  208. Secondary wiring w/ 2 different windings
  209. Dc rail voltage increase on power Amplifer?
  210. NiMH Battery and charger, charge and run?
  211. 2kW Full Bridge SMPS Design
  212. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  213. Is it possible to use separate batteries for preamp and amp
  214. O-Audio Bash 500 psu schematics?
  215. Isolation transformer questions
  216. BASH amp from PSB Subsonic 5i, blown fuses
  217. current limiter power dissipation
  218. Buy used Pioneer A-400 then modify or buy brand new amp?
  219. grounding
  220. ebay dc booster
  221. I need a help about SG3525
  222. I need help ,SG3525 car amplifier smps
  223. Current regulator circuit for Bench Power Suppy
  224. Any pitfalls to running SMPS in series?
  225. parallel transformers
  226. LM317 over 37Volt ?
  227. Power supply for DIY 2.1 Kit
  228. Checking an old variac to see if it's safe to use.
  229. PS Filter
  230. Negative Power Supply
  231. Chaining power leads
  232. Home AC Voltage too High
  233. how to make cap6 inductors...?
  234. RC chains capacitor swap
  235. 3 Phase question
  236. Unregulated power supplies and noise
  237. Question on Building a separate power supply for F5TV3
  238. First PS problem switch on/off
  239. Comments on the a 350W Power Supply Build
  240. CheapoModo: quick and dirty transformer snubber bellringer jig
  241. Using Switching Converters in audio circuits
  242. Need some help?? Dont want to give up!!
  243. Recommended replacement for these bridge rectifiers
  244. Rectifier tube plate curve
  245. 12v battery draining
  246. First stereo amp build.
  247. LCD Repair, when not caps
  248. Newbie power question
  249. Power Supply Troubleshooting--No Voltage from Secondary Winding
  250. FR304 gets short circuit

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