View Full Version : Power Supplies

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  1. Line Current for (XFormer + Rectifier + LDO)
  2. Questions regarding the build-up for 100A 12V SMPS
  3. LT3080 PCB
  4. Ebay Regulated Supply Opinions
  5. The SMPS HYS3C300 - No STBY + -7V identification element
  6. pls help to choose right trafo for burned
  7. 48V PSU- Trimpot frying
  8. LP Filter for Adjustable Pedal Supply
  9. Can one tell if PSU is the problem just by listening?
  10. Hum on ayon cd player power supply
  11. Glassware rotary on/off switch
  12. How to calculate the size of the heat sink
  13. Improving capacitance multipliers
  14. Tentlabs Shunt Reg Schematic
  15. hypex ucd400 power supply
  16. What power supply for P7 mini preamp
  17. Relay contact protection
  18. Realistic STA-250 Repair
  19. PSU for 12v set up - please help!
  20. Using IR2101 as LO-HI side driver IC
  21. how to apply transformer snubber to a centre tapped secondary and 2 diode full wave?
  22. PCB hole with solder current rating. need confirm?
  23. Parallel caps, wire resistance
  24. Advice on PWM controller for 12v battery use.
  25. questions on simple mosfet regulator
  26. Transfromers position
  27. Noise floor 8 dB higher on 3 prong vs 2 prong "cheater" jack?
  28. Low voltage tube based supply for turntable?
  29. Positive and negative voltages from 2 LM350
  30. phx7nq60e equivalent
  31. electrolitic capacitor types for amps/preamps
  32. Where to put the largest capacitor?
  33. 1.2V Regulator
  34. Snubbing quandaries
  35. Coleman Supplies
  36. fusing pri
  37. Field Coil Power Supply DIY
  38. Chokes in the return line - bypassing the HV problem?
  39. Turns ratios help needed on SMPS.
  40. Choose a AC to DC switching supply
  41. How do I best re-start an old power supply?
  42. How to wire a power indicator LED from a bipolar PSU?
  43. Is there a problem with this transformer, or the capacitors?
  44. +/- 15 volt power supply
  45. Choke BEFORE rectifier
  46. Schottky negative power supply?
  47. Choke power supply guidance
  48. Power supply
  49. Poly caps in place of electrolitcs?
  50. 12v Power Supply Build Request for Driverack PA2
  51. Inductor power rating
  52. wiring secondaries on a 1,5kw autotransformer
  53. Help with understanding electrical output/demand when using a computer PSU to 12v amp
  54. Power transformer repair or rewinding needed.
  55. Voltage Doubler PSU-Newbie
  56. Another Odd Power Transformer
  57. Transformers: two single secondary vs single dual secondaries
  58. I need power supply help, single winding transformer AC-DC
  59. sr-4a receiver amp
  60. sr-4a receiver amp
  61. Confused about DC supply board
  62. Is there any harm in using an overspecified power transformer?
  63. Power LDO PSU with TL431
  64. tapping 12v power suppy to 2 equipment
  65. Transformer for 1kW SMPS.
  66. Selecting Power Transformers for Tube Amp
  67. How to hookup an illuminated power switch or button
  68. Delay circuit, more delay time needed
  69. How to wire a rotary rheostat to my cooling fan
  70. Tip on noiseless transformer.
  71. Building my first PS
  72. dual-mono PSU question
  73. Just move the psu transformer to an external box... Easier said than done... Help!
  74. Amp goes off with the bass
  75. PSU for Metrum Octave nos dac
  76. PS to AMP6B from 41hz and Rasperry Pi
  77. Interesting Power Transformer
  78. speaker inductors used in psu?
  79. Pulling My Hair Out
  80. Multi Power Input Paths
  81. DC Mains filter to remove buzzing trafos
  82. Aragon 4004II - rewiring from 240V to 120V
  83. regulated or not for claas d?
  84. OK to wire the transformer this way?
  85. linn Valhala Power supply
  86. +-80 v SMPS -DIY READY
  87. determining a transformer's quality
  88. Transformer shielding, will this oversaturate?
  89. About AV receiver power cable?
  90. help on lt1085 dropping voltage on load
  91. Need comment on Simple Regulated PSU layout
  92. Adjusting for high mains voltage?
  93. Anyone identify this socket ???
  94. toroidal mechanical noise
  95. Extracting extra rail from one secondary to avoid unbalancing currents
  96. How to figure out toroid winding current capability?
  97. highest quality 1n4007 diode ?
  98. Looking for Transformer
  99. DIY regulated PSU
  100. 2500 Watt SMPS transfomer specs needed
  101. Quick newb question - transformer wiring
  102. half voltage from transformer
  103. Best regulated SMPS
  104. Building a Cyrus PSX
  105. Wireless power transfer
  106. toriodal load temp
  107. Wiring up a very small battery pack
  108. Tube preamp psu
  109. Replacing Mallory CGS capacitors in an APT power amp
  110. Parasound C2 keeps turning off
  111. How to make +/-17.5 v power supply?
  112. More transformer questions
  113. How to spec a Toroid Backwards??
  114. Z906 Logitech Problem Help!!!
  115. Klipsch RW-10d amp parts (BASH)
  116. Schottky vs ultrafast recovery diodes in DHT power supply
  117. psu for preamp
  118. 5x5 Super regulator
  120. Subwoofer power supply
  121. AC showing at 7812
  122. LM317 Regulators
  123. Shunt current regulator
  124. NAD T742 in protect from a power supply issue alone
  125. SMPS chassis advice
  126. One or two transformers?
  127. Maida HV supply output caps
  128. Simple power supply PCB layout question
  129. low voltage power supply build
  130. Tandem regulators
  131. How much power do I need?
  132. Basic Transformer Question
  133. Voltage Doubler Supply
  134. Digital noise coupling into analogue circuit?
  135. Power Supply Needed :(
  136. Am I doing wrong?psu
  137. 4 Slightly Different Models/Ratings of PSU Capacitor.. Which One? Please Help
  138. Vintage power supply query
  139. Quad 405 Transformer issues
  140. Any easy way to reduce mains from 122VAC to 110VAC?
  141. SHUNT PS: How to setup the output current for the load ?
  142. Confused!
  143. Choke input filter LCLC
  144. Power Supply Issue? (Sunfire Subwoofer)
  145. We done it wrongly, always (with pics to prove and sim to show)
  146. synchronous Rectifier for hard switched full bridge smps.
  147. Battery back up for Power supply
  148. Power supply capacitors
  149. 150v power supply, help needed
  150. SMPS Half-Bridge - High voltage ripple and large voltage drop
  151. suggestion on power supply
  152. any use for this 1kva 24V supply?
  153. What Linear Regulator Chips Have the Lowest Noise Figures?
  154. TDK-Lamda PFE700S - 2 to power audio amp
  155. Modified Jung regulator
  156. battery ps voltage/current margin question
  157. 12 Volt 30 Amp Power Supply
  158. Diy power supply for a tube guitar pedal
  159. Inductive Energy Transfer
  160. HV Pluggable Terminations?
  161. Designing a 170V power supply
  162. 12V TO 12V SMPS circuit topology choices
  163. Need reference design of a 5V 80W to 100W DC SMPS
  164. Mini 12v to +/-15v smps for op-amp supply.
  165. My Power Supply Build
  166. 12DCV to 24DCV with DC booster?
  167. psu setup single rail, dual rail confusion..
  168. Which is the load impedance that the transformer will see?
  169. Rush Multiplier
  170. Back to back toroidal transformers for a tube preamp
  171. 48V phantom supply for two old mic preamps - picture inside
  172. SSHV2 for negative voltage regulation??
  173. Need help for pioneer tuner power supply
  174. VU LED Power supply
  175. Designing an audio transformer for an underwater acoustic power amplifier for the pur
  176. Can Power Supply Electrolytic Capacitors cause interference?
  177. NTC Inrush Current Limiter Sizing
  178. Found Power Line Filter - Any Good?
  179. Simple power supply for a Relais
  180. Properly testing toroid using multimeter
  181. question about Black Pulsar power supply from THEL
  182. reasonable start???
  183. AUDIO RESAERCH Regulated PSU
  184. What type of ac connection is this?
  185. Ripple calculator or designer?
  186. Toroid transformer question.
  187. LESS voltage after rectifiers? What is wrong?
  188. Test point signals
  189. What is what inside my amp? (Pics)-I want to replace psu caps-
  190. A 'brick wall' filter for the +DC rail of a SMPS?
  191. Capacitors quality
  192. Toroidal transformer issue
  193. simple voltmeter without draining batteries
  194. question about ground using new (to me) old oscilloscope
  195. Beginner question about bridge
  196. Shure M268 preamp: Where do I inject battery power?
  197. Just brought one of these....
  198. Flyback SMPS with 555 Can't Regulate Output
  199. First 24V Power Supply
  200. 63 and 50 VA core size same?
  201. Adventures with 5A regulated voltage circuits
  202. Newbie with charge controller. Don't want to blow stuff up.
  203. Rise in capaticance
  204. Which bypass cap ?
  205. Building a PSU
  206. How to use this transformer with tube rectification
  207. Looking for DC/DC boost/inverter single IC for bipolar supply of OpAmps
  208. What is a "Electronic Choke"
  209. SLA battery charging advise, help!
  210. Example of a transformer driver for mosfet and IGBT
  211. Improving PSU of my old Philips CD371
  212. How and which 5V Power Supply
  213. Secondaries not to be used independently
  214. DC Blocker (mains) for high power amp
  215. Need Schematic for Power One F24-12-A
  216. Sonance Sonamp 260 power switch wires...which is which?
  217. MiniRegulator
  218. digital question
  219. X-Can v3 PSU
  220. power cord upgrades, and power conditioner
  221. Parasound ZampTorriodial Transformer
  222. Dumb question about remote PSU and chassis grounding
  223. does this make sense: SSR 1kHz switching regulator for PS rails?
  224. Is this switching power supply any good -
  225. using solid state relays on power supply rails
  226. Symmetric supply for a portable amplifier
  227. Supply for a PolkAudio PSW111
  228. recommend variable power supply kit (0-30V) for audio
  229. Am I overloading the diodes?
  230. Cascade APS90
  231. wierd ticking/clicking sound from switching power supply
  232. High Current regulated PSU using pass transistors
  233. SMPSU coil winding
  234. SMPS for valve design
  235. Switch Mode Supplies
  236. Discrete regulator design
  237. MUR860 needs heatsink?
  238. Troubleshoot subwoofer amplifier SMPS board with laboratory PSU
  239. HELP!! (Schottky or UltraFast) (SMPS feedback)
  240. SMPS Trouble Shooting Help Please
  241. Newbie Questions about transformer
  242. High Power Toroid Power Transformer Questions
  243. DC-DC converters for analog: high or low switching frequencies
  244. Common mode choke core type
  245. Phantom power supply from tube power transformer
  246. Balance mains question
  247. Linn Valhalla (PCAS 022) excess current problem
  248. One transformer per rail?
  249. Dual battery psu with low voltage switchover?
  250. Screen grid voltage regulator

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