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  1. power on/off dc surge
  2. DIY Mains conditioning Power bar (Mains DC, and Mains voltage)
  3. Help with B+ 325 supply
  4. Just bought a TDA8950TH 2.1 digital Class D Amplifier Board 2*150W+250W (AM160)
  5. Tapping 12v from a NAP140 clone PCB board
  6. 15VAC Dual adjustable regulated PSU 5V-25VDC
  7. Monster HTS 3600 MKII
  8. R Core transformer noise
  9. Power supply for my Aikido mixer
  10. power supply subtitute for topping d20
  11. please advise MUCH better chip than 7815 for 15V
  12. Choke to be wound calculation assistance request
  13. Regulating battery to 9V
  14. 18V + 18V Power Adapter = +/- 18V Power Supply ?
  15. +/-12vdc, 5volt digital ground?
  16. Soft Start Collection
  17. varying filter cap values?
  18. Shunt Reg… need help
  19. How to make simple battery PS for phono preamp?
  20. BEHRINGER PMP4000 power source
  21. Amplifier Does Not power up
  22. Universal PSU Capacitor Group Buy
  23. transformer power for gainclone amp
  24. Capacitance Multiplier Power Supply
  25. Draw power from one of two batteries in series
  26. main bridge has diodes in series
  27. SMPS Mac Mini
  28. Thule DVD250B blows the fuse
  29. Hifg Voltage Rectifiers
  30. HV Linear Supply Design - Loop compensation advice needed!
  31. Help cleaning up ripple on 9v 6 chnl guitar pedal power supply
  32. Analog Metric Softstart Board
  33. please help,problem with my amp....the led indicator like a flip flop.
  34. Power for a 13.5V DC circuit
  35. Power supply, transformer
  36. Bypass capacitor placement
  37. Simple DIY Rectifier?
  38. I need schematic for a 2x9v battery charger
  39. 100v dc from 150?
  40. So nothing is wrong?
  41. Power supply query
  42. Rectified AC vs switching power supply
  43. 1000W SMPS
  44. Hook Up of -24 +24 Power Supply-Help
  45. SMPS 800W for audio applications +/-62Vcc
  46. ground or not to ground..??
  47. Need opinion
  48. Ground question
  49. [DIY]Transducer driver SMPS
  50. LM317 vs MOSFET/BJT resulted PSU for tube poweramp
  51. help with transformer
  52. 4 x 100V AC to 500V DC
  53. Is my transformer defective?
  54. LM78xx output decoupling capacitor
  55. Convert 21V to 15V dc to dc
  56. PS boards in DIY store
  57. External battery charger (PS Vita)
  58. Power supply for TDA7498 Amp?
  59. Lighting transformers as a power supply
  60. TEAC AG V7700 POWER SUPPLY
  61. I need a 285 regulated PS
  62. Power supply for TDA2030
  63. Boost converters & amplifiers & batteries
  64. +/- 90v smps looking for simple design
  65. IEC connector alternative ?
  66. Modelling an L C R power supply
  67. Feeding PCM1704
  68. Transformers and current output
  69. How to wire AC neon pilot light?
  70. Can you make an smps regulated by adding an lm317?
  71. Broken transformer wire..
  72. Adding a infrared or rf remote to a DIY system
  73. PC PSU To Power Car Amplifier
  74. Transformer energy conservation
  75. Be away from powerpoints
  76. Toroidal transformer wire problems
  77. Transformer Current Testing
  78. Why are Switching power supplies so uncommon ?
  79. PSUD2 and CCS
  80. LM317-337 regulated +-24VDC
  81. LM series adjustable dual power supply
  82. Wanted: Schematic for Lambda Model 28
  83. psrr vs frequency in audio precision(AP2700)
  84. Inductor for magnet power supply
  85. smps forward - need help with bias voltage
  86. high watt smps
  87. LM338 Resistor Wattage
  88. Unusual filtering scheme question
  89. Alpha ca1000 power supply
  90. Help needed for 18v phono stage PS hum
  91. 50V to +/-15 - Best solution?
  92. Transformer volts & VA vs. output power experimentation
  93. help identifying this part?
  94. How to take apart Eagle brand receptacles?
  95. Peavey CS800, no Power
  96. Smps with IR2153 for audio amplifier
  97. Sanity check - back to back transformers and CT
  98. regulating smps output
  99. Transformer with strange output- 240V- 5.5mA
  100. Suggestions on regulating -70v
  101. Can one hear a switching power supply?
  102. ZVS smps
  103. Single PS powering several boards
  104. Power Supply -50V gnd +50V
  105. Tired of troubleshooting the TL431 - let's switch to batteries (TNT inDiscreto)
  106. Synthesizer power distribution
  107. adding current limiting to a power supply
  108. LM350 max. output voltage
  109. High current voltage regulator using lm7824
  110. Is there any thing wrong with this design
  111. Morgan Jones 2 Transistor Regulator
  112. Need help designing a rectified circuit to AC-power my DC power supply
  113. Power for active crossovers in Active monitors
  114. Toroidal transformer unpackaging and mounting
  115. Parsing the Supertex LR8N3 HV regulator
  116. TDA2030 battery supply?!?
  117. on chip negative voltage regulator with positive supply voltage
  118. power amp and extern supply ?
  119. 15V Batteries
  120. High Voltage Variable Supply on a Shoestring
  121. Batteries lifepo in Europe?
  122. Some mains transformer power supply options
  123. Single Supply Rectifier: 2 Diodes OR 4 Diodes?
  124. Request help with odd looking CCS fed shunt reg circuit and load current ability.
  125. supply power problem
  126. PWM SG3525,IRFPS3810 for 5KW power inverter
  127. TL431-related (circa) problem - TNT Indiscreto power supply
  128. 12 SLA charging circuit for amp
  129. SuperTeddyReg - help needed in calculating values
  130. Can you tell me output ampere of the transformer?
  131. Push-pull converter with atx transformer?
  132. CRC Power Supply Resistor Rating
  133. HexFred vs. Hyperfast Diode (1200v)
  134. Giaime Ugliano Maida regulator
  135. Earthing a double insulated Amp
  136. PS design for tube pre-amp
  137. PSUD high ESR question
  138. Amek Einstein PSU
  139. +-85volt regulator
  140. battery power supply for classT/D amp
  141. Voltage doubler?
  142. Design of SMPS
  143. Laptop power supplies for amps
  144. PSU filter capacitor value vs. output voltage swing
  145. Is this Gonna Work?!?
  146. Preamp quadruple power supply - Opinions
  147. Power Supply for AK4395 board
  148. Powering amplifier from two coil transformer
  149. Battery PSU with voltage meter.
  150. Power Supply for LM1875
  151. +/-15vdc 7815, 7915 Power supply
  152. Winding two 350 VA amps - 240 Volts input
  153. 'High power' shunt regulator
  154. Synthesizer power supply
  155. Chip amp power supply
  156. Power supply for Car amplifier
  157. DIY Benchtop PSU, what about these.....
  158. Any opinions about this battery desulfator ?
  159. +&- 45VDC from 12-15VDC @25A output
  160. Powering a high-end USB DAC
  161. Is this also a type of Switching Power Supply
  162. Pseudo ground
  163. Synthesizer power supply
  164. +/- dc power supply
  165. xbox 360 powering an amp question
  166. Tube rectifier and first capacitor
  167. Pyramid R P S not working properly
  168. Anthem D2v power supply regulators
  169. Transformer secondary resistance
  170. Modern 317/337 alternatives?
  171. Power transformer ratings and cross-sectional area.
  172. Transformer VA question
  173. Transformer specifications for NAD t773?
  174. TCI CAPS AT EBAY
  175. Simplest way for low-VA 220V->110V ?
  176. Function and Value for Resistor after Rectifier
  177. good YouTube Tutorials
  178. Huge voltage drop on PSU
  179. Extra turns on transformer secondary
  180. Rewind primary 100v/240v?
  181. Pioneer PD-F407 CD changer dead
  182. Adequate cooling
  183. do someone now this ic.
  184. Problem with Sugden Optima amp
  185. PC PSU for [in PC] Audio use
  186. Can't share power source with TLE2426
  187. Laptop power supply for T1 Hifimediy amp?
  188. Power transformer question
  189. HV PSU'S, Of any use ?
  190. Electrolytic rating advice needed for filter application
  191. Rechargable Battery for BoomBox
  192. Problem With SMPS
  193. Questions regarding 2 case builds.
  194. Starting my first DIY build by modifying an existing amplifier, any advice welcomed!
  195. Transformer specs for Dynaudio monitor
  196. High voltage, programmable power supply?
  197. ? Re Adcom GFA 555ii
  198. First Build (Stereo LM3886) in need of psu advice
  199. Mounting of electrolytic capacitor
  200. Power Supply Voltage problem
  201. SMPS mains Safety
  202. Led + emitter follower regulator
  203. Series power amp supply
  204. Heath SP2717A Only Giving 150V, not 400V
  205. Low Drop Out Power Rail Filter
  206. wrong voltage 7905?
  207. trying to get 15-0-15
  208. toroid and r-core
  209. Electrolytic voltage rating
  210. Sony CD changer power supply
  211. Unstable power supply output or normal?
  212. shoppping list for P3A
  213. Li-ion Battery Discharge Calculation
  214. Accurate voltage regulation
  215. voltage gate circuit... help!
  216. Power supply for Honeybadger...
  217. Repairing an Infinity RS8 Power Supply
  218. Sense pin for ADP7104 & LT1763
  219. Amplifier usefulness
  220. ~20V AC threw ~100V AC to 12 V AC
  221. Voltage optimisers
  222. Lab supply on a shoestring
  223. Can you pls help me
  224. Any value in using reclaimed inductors?
  225. Soft Start w Mute for LME49xxx Drivers
  226. Laptop Charger & Battery Management
  227. Is this a bad idea?
  228. Help me understand this schematic
  229. 100 VAC - 240 VAC DC pwr. sup.
  230. Help with Ripple Current
  231. How Dangerous Is This Power Supply
  232. Red Light (HV) Regulator
  233. Voltage sag on heater PSU
  234. self adjusting shunt regulator
  235. power supply problem
  236. JLH filter for Emotiva xpa-5 ?
  237. PS Noise - Solutions and Suggestions
  238. Need Help diagnosing an OT
  239. Power supply for EURORACK MX2624A, 2X19VAC AC
  240. PSU 2X19vac means
  241. Main power switch location: primary, secondary, after rectifier...?
  242. 2x48V SMPS to +/-48v ?
  243. Transformer and capacitor ratings in linear unregulated PSUs.
  244. ANOTHER transformer question!!
  245. Help with main transformer specs
  246. Voltage regulator LM317 help
  247. toroidal transformer wire identification!
  248. Hybrid rectification tube/diode
  249. Voltage ratings on power transformers
  250. +12V (10A) and -12V (0.3A) rating supply question

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