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  1. Some mains wiring help.
  2. Beginner is an Understatement
  3. cap multiplier suggestions wanted
  4. SMPS IR2153 problem and review
  5. Gerbers - Low noise Power Supply for pre-amp type circuits
  6. Bewitch 300b fried power tranz.
  7. DIY toroid transformer shield
  8. 12V battery powering amplifier with a bridge rectifier
  9. Burning Fuse
  10. Enough current to turn on 3 mosfets?
  11. Why do power supplies have dedicated Live and Neutral connections?
  12. Voltage Doubler & Normal Full Wave Rectifier on Same Winding
  13. Lead acid battery with capacitor bypassing
  14. Simple question regarding heatsinks for diodes
  15. Can an Epcos B41560 or B41580 be a Filter capacitor?
  16. How to connect the SMPS
  17. MOSFET Series regualtor for valve amp
  18. flat wire toroid supplier
  19. three 6V SLA for powering TPA3116
  20. 12N60C MOSFET substitute
  21. Reusing old transformers
  22. Trying to hook up a Lepai LP168HA to my car
  23. A kind question about PSRR ... does it change with freq in the audio band ?
  24. Rush Cascode Regulator
  25. Gate drive transformer advice
  26. FAKE LM337s or, what did i do wrong?.......
  27. Dual rail 337 pnp and 317 npn?
  28. Hammond Transformer Question
  29. Pedalboard Power Supply Polarity
  30. Noise from 12-24v stepup
  31. Basic V/R question
  32. Broken Mains Conditioner
  33. Taskam Midistudio 644 PSU
  34. testing correct wiring of common mode choke
  35. The 2n3055 voltage regulator
  36. AC adapter noisy for older guitar pedals
  37. Noise on ground
  38. linear PS +12, -12, +5v, help building
  39. 12 volt /5 amps off mains vs 12 volts/3 amps off battery power for mini-amp?
  40. Backpowering from USB
  41. Problem with LM2577-ADJ
  42. DAC regulators advice
  43. help mosfet soa and graphs please
  44. Hypex SMPS400A180
  45. Need some help about transformer rating for amplifier
  46. (ask) SMPS ATX PROBLEM
  47. Jolida SJ202a Power Transformer
  48. Belleson.com down
  49. Heater switching power supply with LM2576HV doesn't work
  50. LFP battery supply for power amp
  51. LM317/337 as current regulator
  52. Power supply transformer selection for valve amp
  53. Regulated, dual-voltage power from DC-in
  54. Really simple psu explanation for amps.. where to look?
  55. Power supply for a Class A hybrid 6N11 headphone amp
  56. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  57. better rectifier
  58. Using half of a center tapped winding
  59. auto-discharging large caps
  60. Recommendation for premade bipolar PS board?
  61. looking for current limiting tutorials
  62. Pls recommend me good linear regs
  63. SMPS for small signal analog circuits
  64. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  65. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  66. can I use converter to 24v from 12v battery
  67. Broke my Toriodal (zero dac)
  68. +/- 8V TO +/- 5V
  69. Power supply recommendation for simple hybrid headphone amplifier
  70. weird buzz when PSU is turned off
  71. Cheap SLA Charger???
  72. hi power SMPS
  73. Transformer choice
  74. Simple power supply for 12Ax7 buffer tube.
  75. preparing a new smps
  76. How to deal with powerup surges due to high output capacitance.
  77. First 300v regulator. Please check
  78. Capacitor power
  79. Why not Schottkys ?
  80. AC to DC power supply schematics?
  81. Simplest 19VDC/4A from 220acV/50Hz??
  82. Bypass caps?
  83. Hot isolation transformers
  84. Capacitance vs Ripple current
  85. current controlled cutoff advice please
  86. transformer is buzzing
  87. Battery Bank for Audio Gear
  88. power input question
  89. is this possible with a 12vac wallwart
  90. PSA-1225 Power supply diagram
  91. I need help with voltage regulators
  92. mosfet bjt advantages siries pass reg?
  93. Wiring Lap Top battery question
  94. multi device PSU
  95. Using inappropriate op-amp for high side sending
  96. Single to dual DC
  97. what guage/AWG cables do you use your for your amps?
  98. Transformer Query
  99. Nuforce iDo power supply upgrade?
  100. Increase out current of ICL7660S
  101. Program for designing with common regulators
  102. Power off "pop"
  103. Seeking off the shelf flyback transformer
  104. trasformer for kenwood GE-5020
  105. output filter inductor design
  106. Some basic questions on transformer with two secondaries
  107. feedback compensation dc dc
  108. 'wind up' amplifier
  109. Question re: Transformer vibration
  110. optimising psu for load?
  111. Modifying Ebay Boost Converter for Tube Amp B+
  112. Easing up inrush current buring relays in DIY trigger
  113. Choosing the right toroidal transformer
  114. Same value Big caps and small caps
  115. diode at smps
  116. Preamp - Mic - Speaker Help
  117. connection of lm317 to body?
  118. Confused with Toroid Transformer
  119. IGBT emitter to gate diode
  120. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  121. hopefully sorta simple question. powering a chip amp
  122. 4A-5A Regulated 12-15V Supply
  123. Simple HF noise filter for 300VDC supply?
  124. Parallel Tube Rectifiers
  125. Sealed lead acid power supply circuit
  126. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  127. Color coding
  128. Problem with voltage doubler circuit
  129. Denon PMA-520 Power supply
  130. will this power this amp
  131. X capacitors across power switch causing it to stop working?
  132. Covert to Variable voltage
  133. Stupid question re: Center Tap
  134. Power supply for mixer
  135. Is anyone familiar with this Transformer
  136. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  137. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  138. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  139. Klipsch RW-12D power supply with issues
  140. Advice on dual power supply needed.
  141. Please recommend Low noise regulator for 60V
  142. need a variable PSU
  143. Question about Voltage Multiplier
  144. Managing ATX power on etc with a TPS3510
  145. 12v to 18 volts converter
  146. Fuse and Diode blown on switch off
  147. Repurpose an X-BoSoZ PSU
  148. Pure USB powersupply
  149. anyone relocate an onboard 120/220 voltage selector switch?
  150. Xpiq ECM40USxx
  151. non feed-back emitter follower reg
  152. A very trivial way to check power supplies noise.
  153. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  154. Bipolar cap as local decoupling ?
  155. multi-feed pwm 12-24v adjustable bench supply controller.
  156. Identifying AC mains smd devices (possibly PTCs)
  157. Apex A-class PSU problem
  158. JFET RIAA Phono power supply - which batteries are best?
  159. Charging 8 AA Batteries in Boombox?
  160. Slowblow fuse burns after power's been removed
  161. Where to find power supply or transformer ?
  162. LT1084 based power supply for NAS digital streaming
  163. Combine different sized rectifier caps?
  164. Toroid Primaries Question
  165. Bypass Caps
  166. Amps from China VS Crown Refence1
  167. simple tl431 regulation
  168. Pi filter for a 12V DC supply
  169. UK supplier of R or C core transformers?
  170. lm723 variable supply schematic question
  171. HQ low noise 5Vdc 2A PSU, kit or ready made?
  172. dual power supply noise issue
  173. AnTek Toroid Grounding
  174. 220 -> 2x50V whit IR2153 and PCB
  175. Interested in ADM7151 regulator?
  176. Multiple amp modules powered by one or two PS
  177. Question about electrical shock
  178. unused secondaries
  179. transformers and noise
  180. Interesting power supply module on Kickstarter
  181. transformer identification. need help.
  182. Paul Hynes power supplies nobody does it better
  183. GreenForce power supply
  184. Recommendations for a quality 'Off the Shelf' SMPS
  185. Filtering of HF content
  186. 0 on input VAC
  187. Electrolytic capacitors physical size
  188. Tascam M-2600 Power Supply Problem
  189. Laptop power supply 4 pole/ 4 pin plug and socket
  190. Problem with Jung regulator
  191. Switching Power Supply Safety & Mounting?
  192. variable voltage input=output inverter
  193. Local PS bypass caps.. are these good for audio?
  194. Can't we make SMPS simpler?
  195. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  196. Using the LM117K Adjustable Regulator
  197. Learning how to BUCK DC-DC
  198. Lepai LP-2020A+ amp with Anker Battery Supply
  199. Breaking my head over AC+DC heater reference
  200. diy power inverter
  201. Flyback SMPS question.
  202. Pi filters
  203. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  204. Filter Choke Question
  205. Mounting toroidal transformers without proper monuting kit
  206. Constant voltage / constant current transformers
  207. Power smps for welding.
  208. help to make a simple psu for my LM3886
  209. TL431 High Voltage Regulator - How to get it thermally stable?
  210. ultra low noise like 50uV from the psu for 80V 15A possibility?
  211. Tl431, MOSFET shunt voltage regulator
  212. Linear PSU's in Parallel?
  213. regulated supply oscillation or whatever that is
  214. Series Pass Regulators driven by 3-terminal regulators
  215. Cunning Virtual Ground Circuit...
  216. Help identifying a PS
  217. Make your Printed Circuit Board (PCB):
  218. help id
  219. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  220. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  221. Voltage Tripler for Bias Tap
  222. Measuring power supplies - some results by Bjørn Kolbrek
  223. PSU transformer wiring help?
  224. ultra low noise PSU recommendations for VAS of the LME49830
  225. What would happen if ?
  226. Current capability of litz wire.
  227. Difference in +V/-V -- OK?
  228. help comparig & choosing between 1X230V or 2X150V transformers
  229. SMPS choice with 110/230v input
  230. A simple LT1763 based 5V PSU
  231. Zener Follower - what did i do wrong?
  232. LifePo BMS and audio quality
  233. Limiting resistor values
  234. Power transformer from Marantz SR2700?
  235. Transformer Help??????????????
  236. robbing from the positive rail
  237. LP-2020A+ power supply noise
  238. Anyone have the 3C6A ferrite material specification Sheet
  239. Power supply caps: They're not all equal
  240. Amp PS Building rookie questions
  241. How to check how dirty is the AC mains voltage
  242. Anyone here build power supplies as a service?
  243. Audible Illusions L1 Hissing Noise
  244. How to deal with Litz wire
  245. Parallel noise filters/traps for mains.
  246. milliamps, milliamps where do you go?
  247. Hooking up Power-One supply
  248. Question about tube amp supplies.
  249. ILP transformer va?
  250. How to knock the voltage down?

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