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  1. 12N60C MOSFET substitute
  2. Reusing old transformers
  3. Trying to hook up a Lepai LP168HA to my car
  4. A kind question about PSRR ... does it change with freq in the audio band ?
  5. Rush Cascode Regulator
  6. Gate drive transformer advice
  7. FAKE LM337s or, what did i do wrong?.......
  8. Dual rail 337 pnp and 317 npn?
  9. Hammond Transformer Question
  10. Pedalboard Power Supply Polarity
  11. Noise from 12-24v stepup
  12. Basic V/R question
  13. Broken Mains Conditioner
  14. Taskam Midistudio 644 PSU
  15. testing correct wiring of common mode choke
  16. The 2n3055 voltage regulator
  17. AC adapter noisy for older guitar pedals
  18. Noise on ground
  19. linear PS +12, -12, +5v, help building
  20. 12 volt /5 amps off mains vs 12 volts/3 amps off battery power for mini-amp?
  21. Backpowering from USB
  22. Problem with LM2577-ADJ
  23. DAC regulators advice
  24. help mosfet soa and graphs please
  25. Hypex SMPS400A180
  26. Need some help about transformer rating for amplifier
  27. (ask) SMPS ATX PROBLEM
  28. Jolida SJ202a Power Transformer
  29. Belleson.com down
  30. Heater switching power supply with LM2576HV doesn't work
  31. LFP battery supply for power amp
  32. LM317/337 as current regulator
  33. Power supply transformer selection for valve amp
  34. Regulated, dual-voltage power from DC-in
  35. Really simple psu explanation for amps.. where to look?
  36. Power supply for a Class A hybrid 6N11 headphone amp
  37. inrush current limiters for 3.3kva and 1,000,000uf per rail capacitors?
  38. better rectifier
  39. Using half of a center tapped winding
  40. auto-discharging large caps
  41. Recommendation for premade bipolar PS board?
  42. looking for current limiting tutorials
  43. Pls recommend me good linear regs
  44. SMPS for small signal analog circuits
  45. Diode Tutorial & How to build an AC to DC power supply - NOOB FRIENDLY VIDEOS
  46. Kenwood Protection Circuit Help Needed. PSU Voltage High.
  47. can I use converter to 24v from 12v battery
  48. Broke my Toriodal (zero dac)
  49. +/- 8V TO +/- 5V
  50. Power supply recommendation for simple hybrid headphone amplifier
  51. weird buzz when PSU is turned off
  52. Cheap SLA Charger???
  53. hi power SMPS
  54. Transformer choice
  55. Simple power supply for 12Ax7 buffer tube.
  56. preparing a new smps
  57. How to deal with powerup surges due to high output capacitance.
  58. First 300v regulator. Please check
  59. Maida Regulator Digital Control
  60. Capacitor power
  61. Why not Schottkys ?
  62. AC to DC power supply schematics?
  63. Simplest 19VDC/4A from 220acV/50Hz??
  64. Bypass caps?
  65. Hot isolation transformers
  66. Capacitance vs Ripple current
  67. current controlled cutoff advice please
  68. transformer is buzzing
  69. Battery Bank for Audio Gear
  70. power input question
  71. is this possible with a 12vac wallwart
  72. PSA-1225 Power supply diagram
  73. I need help with voltage regulators
  74. mosfet bjt advantages siries pass reg?
  75. Wiring Lap Top battery question
  76. multi device PSU
  77. Using inappropriate op-amp for high side sending
  78. Single to dual DC
  79. what guage/AWG cables do you use your for your amps?
  80. Transformer Query
  81. Nuforce iDo power supply upgrade?
  82. Increase out current of ICL7660S
  83. Program for designing with common regulators
  84. Power off "pop"
  85. Seeking off the shelf flyback transformer
  86. trasformer for kenwood GE-5020
  87. output filter inductor design
  88. Some basic questions on transformer with two secondaries
  89. feedback compensation dc dc
  90. 'wind up' amplifier
  91. Question re: Transformer vibration
  92. optimising psu for load?
  93. Modifying Ebay Boost Converter for Tube Amp B+
  94. Easing up inrush current buring relays in DIY trigger
  95. Choosing the right toroidal transformer
  96. Same value Big caps and small caps
  97. diode at smps
  98. Preamp - Mic - Speaker Help
  99. connection of lm317 to body?
  100. Confused with Toroid Transformer
  101. IGBT emitter to gate diode
  102. push pull converter 12Vdc to 310 V dc drain voltages problem,im confused
  103. hopefully sorta simple question. powering a chip amp
  104. 4A-5A Regulated 12-15V Supply
  105. Simple HF noise filter for 300VDC supply?
  106. Parallel Tube Rectifiers
  107. Sealed lead acid power supply circuit
  108. Tantalum bypass .1uf after the psu caps? Reduced RFI?
  109. Color coding
  110. Problem with voltage doubler circuit
  111. Denon PMA-520 Power supply
  112. will this power this amp
  113. X capacitors across power switch causing it to stop working?
  114. Covert to Variable voltage
  115. Stupid question re: Center Tap
  116. Power supply for mixer
  117. Is anyone familiar with this Transformer
  118. Glassware Janus Shunt or regulated B+ (like Salas) for tube headphone amp?
  119. Low noise symmetrical PSU TPS7A4701 and TPS7A3301
  120. paralleling 10uf polyster to the psu bank increases sound quality? any benefits?
  121. Klipsch RW-12D power supply with issues
  122. Advice on dual power supply needed.
  123. Please recommend Low noise regulator for 60V
  124. need a variable PSU
  125. Question about Voltage Multiplier
  126. Managing ATX power on etc with a TPS3510
  127. 12v to 18 volts converter
  128. Fuse and Diode blown on switch off
  129. Repurpose an X-BoSoZ PSU
  130. Pure USB powersupply
  131. anyone relocate an onboard 120/220 voltage selector switch?
  132. Xpiq ECM40USxx
  133. non feed-back emitter follower reg
  134. A very trivial way to check power supplies noise.
  135. Battery power amp has virtual earth point(+13v?). bi ampable with mains grounded amp?
  136. Bipolar cap as local decoupling ?
  137. multi-feed pwm 12-24v adjustable bench supply controller.
  138. Identifying AC mains smd devices (possibly PTCs)
  139. Apex A-class PSU problem
  140. JFET RIAA Phono power supply - which batteries are best?
  141. Charging 8 AA Batteries in Boombox?
  142. Slowblow fuse burns after power's been removed
  143. Where to find power supply or transformer ?
  144. LT1084 based power supply for NAS digital streaming
  145. Combine different sized rectifier caps?
  146. Toroid Primaries Question
  147. Bypass Caps
  148. Amps from China VS Crown Refence1
  149. simple tl431 regulation
  150. Pi filter for a 12V DC supply
  151. UK supplier of R or C core transformers?
  152. lm723 variable supply schematic question
  153. HQ low noise 5Vdc 2A PSU, kit or ready made?
  154. dual power supply noise issue
  155. AnTek Toroid Grounding
  156. 220 -> 2x50V whit IR2153 and PCB
  157. Interested in ADM7151 regulator?
  158. Multiple amp modules powered by one or two PS
  159. Question about electrical shock
  160. unused secondaries
  161. transformers and noise
  162. Interesting power supply module on Kickstarter
  163. transformer identification. need help.
  164. Paul Hynes power supplies nobody does it better
  165. GreenForce power supply
  166. Recommendations for a quality 'Off the Shelf' SMPS
  167. Filtering of HF content
  168. 0 on input VAC
  169. Electrolytic capacitors physical size
  170. Tascam M-2600 Power Supply Problem
  171. Laptop power supply 4 pole/ 4 pin plug and socket
  172. Problem with Jung regulator
  173. Switching Power Supply Safety & Mounting?
  174. variable voltage input=output inverter
  175. Local PS bypass caps.. are these good for audio?
  176. Can't we make SMPS simpler?
  177. Anyone Own a Diamond Audio D3 1000.1 amplifier?????
  178. Using the LM117K Adjustable Regulator
  179. Learning how to BUCK DC-DC
  180. Lepai LP-2020A+ amp with Anker Battery Supply
  181. Breaking my head over AC+DC heater reference
  182. diy power inverter
  183. Flyback SMPS question.
  184. Pi filters
  185. Center Tap VDC and -VDC and still use the 48VDC phantom power without doubler?
  186. Filter Choke Question
  187. Mounting toroidal transformers without proper monuting kit
  188. Constant voltage / constant current transformers
  189. Power smps for welding.
  190. help to make a simple psu for my LM3886
  191. TL431 High Voltage Regulator - How to get it thermally stable?
  192. ultra low noise like 50uV from the psu for 80V 15A possibility?
  193. Tl431, MOSFET shunt voltage regulator
  194. Linear PSU's in Parallel?
  195. regulated supply oscillation or whatever that is
  196. Series Pass Regulators driven by 3-terminal regulators
  197. Cunning Virtual Ground Circuit...
  198. Help identifying a PS
  199. Make your Printed Circuit Board (PCB):
  200. help id
  201. Which Resistor is the OPTIMAL Choice for Earthing/Grounding yourself ?
  202. 4.4VA 56VCT transformer powering more than I think it should (and not sagging)
  203. Voltage Tripler for Bias Tap
  204. Measuring power supplies - some results by Bjørn Kolbrek
  205. PSU transformer wiring help?
  206. ultra low noise PSU recommendations for VAS of the LME49830
  207. What would happen if ?
  208. Current capability of litz wire.
  209. Difference in +V/-V -- OK?
  210. help comparig & choosing between 1X230V or 2X150V transformers
  211. SMPS choice with 110/230v input
  212. A simple LT1763 based 5V PSU
  213. Zener Follower - what did i do wrong?
  214. LifePo BMS and audio quality
  215. Limiting resistor values
  216. Power transformer from Marantz SR2700?
  217. Transformer Help??????????????
  218. robbing from the positive rail
  219. LP-2020A+ power supply noise
  220. Anyone have the 3C6A ferrite material specification Sheet
  221. Power supply caps: They're not all equal
  222. Amp PS Building rookie questions
  223. How to check how dirty is the AC mains voltage
  224. Anyone here build power supplies as a service?
  225. Audible Illusions L1 Hissing Noise
  226. How to deal with Litz wire
  227. Parallel noise filters/traps for mains.
  228. milliamps, milliamps where do you go?
  229. Hooking up Power-One supply
  230. Question about tube amp supplies.
  231. ILP transformer va?
  232. How to knock the voltage down?
  233. decommissioned 3Par battery. help please?
  234. Help with 250V regulator
  235. Thoughts on running LED's from high voltage into a constant current sink.
  236. Control-to-Output or Open-Loop Measurement
  237. Bevois Mains Transformer
  238. Using off-the-shelf noname smps for gainclone/d-amp
  239. Noisy toroidal transformers
  240. Secondary wiring w/ 2 different windings
  241. Dc rail voltage increase on power Amplifer?
  242. NiMH Battery and charger, charge and run?
  243. 2kW Full Bridge SMPS Design
  244. 250Watt Class D Amplifier IRS2092S and IRFI4020H-117P
  245. Is it possible to use separate batteries for preamp and amp
  246. O-Audio Bash 500 psu schematics?
  247. Isolation transformer questions
  248. BASH amp from PSB Subsonic 5i, blown fuses
  249. current limiter power dissipation
  250. Buy used Pioneer A-400 then modify or buy brand new amp?

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