View Full Version : Power Supplies

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  1. Moved: EU transformer for an Hafler 9505 Transnova?
  2. Store/latch fault signal
  3. Testing a New Design Shunt Regulator
  4. Failed attempt of Jung/Didden superreg PCB redesign
  5. Can I run a CB radio and Sub off of 1 amplifier?
  6. 317/337 based virtual ground PS
  7. When split supply from a single gives uneven rail voltages...
  8. Filtering the HF hash of a SMPS
  9. Reduce Transformer Output?
  10. Building the SBT PSU
  11. Art Audio Quintett Schematics
  12. I need a simple compact rectification & smoothing circuit to power 5v/12v electronics
  13. SMPS advice for headphone amp
  14. thyristor reset
  15. PS for Musical Fidelity V90 DAC
  16. Help please, I'm almost there fixing a SMPS!
  17. Notebook power supply and tube heater
  18. How to start PSU without motherboard - Dell PowerEdge 6850 1470W
  19. Beta testers wanted for discrete regulator
  20. simple zener string for psu regulation for ICs
  21. Use inductors to prevent diode-caused oscillation?
  22. Need wiring help for dual rail in R core
  23. Cap Multiplier: Before or After the Regulator?
  24. Audio Power Tranformer with 6 Primary Wires
  25. Capacitors battle Cheap vs Slighty Expensive
  26. Mystery load current spike in dual rail 9V low-battery cutoff circuit
  27. Schematic for LR8 IRF840 variable PSU?
  28. Half-Bridge SMPS with PFC
  29. Era Transpac LC325 5a power supply question
  30. 24VAC 50VA transformer project suggestion
  31. Coil for Active PFC stage
  32. SU power calcs
  33. power solutions for portable 19-24v tpa3116
  34. SMPS welding inverter soft LVI switcher.
  35. Fusing an SMPS
  36. 2400VA
  37. 10kW SMPS Amorphous / Nanocrystaline core
  38. TPS7A49 ultra low noise LDO - trouble
  39. Cooling of bridge rectifier
  40. nuforce icon hdp power supply
  41. Yet Another Transformer Identification Thread
  42. Asking about Power supply #PS1 of Audible Illusions
  43. Odd taps on Raphaelite PT
  44. old diode
  45. SMPS capacitance questions
  46. Best option for 9V rechargeable batteries
  47. Replacing diodes with Schottky type ones in PS - any drawbacks ?
  48. Old Style DCB1 vs Hot Rod DCB1? whats the difference in sch?
  49. Salas Extended version?
  50. Weird voltages on toroidal transformer output
  51. 20Amp upto 90V shunt Reg simpler version
  52. Noise reduction with massive choke?
  53. A little tester to determine transformer PhaseDots with no scope or signal generator
  54. Please help to choose a step-down controller chip
  55. Microphone pre-amp phantom supply
  56. TPS7A4001 vs Salas shunt Reg
  57. Synchronous Rectifier Controller
  58. Amp power Supply
  59. One secondary voltage and two biases
  60. 6 tap auto transformer/Variac help please
  61. general smps power supply troubleshooting question
  62. Mains filtering for a digital equipment.
  63. My spin of a DC filter board
  64. Power Supply Caps - Standard vs Audio
  65. Specification of a toroidal transformer
  66. looking for diodes
  67. 12V trigger and triac
  68. LM317 Based Tracking Preregulator Dual PSU
  69. Can i use SMPS as a Toroidal transformer?
  70. Powering Stompboxes With Dual Supply From A Single Battery
  71. Supply capacitors for Voltage Regulators
  72. LT1963A & LT3015
  73. Why use tubes in the power supply?
  74. Board mount SMPS for a preamp or active crossover
  75. ir remote, control signal, or audio input power on circuitry?
  76. Filter Cap Question for Power Regulators
  77. Waveform deformation and voltage drop in transformer
  78. Building my own Voltage Regulator
  79. Building a 3,3 volt rechargeable circuit
  80. 4 Pole AC Mains
  81. Quad 303 main caps 5600uf too much?
  82. PSU rectifiers (alternative to On-semi B40250TG)
  83. having problem with negative salas
  84. signal ground to earth connection
  85. Stabilizing DC heaters [newbie]
  86. Ohm's Law application: choosing a resistor
  87. Tube power supply.
  88. Ceramic caps & Piezzo noise on digital stufs
  89. Induced buzz in Hammond 374bx
  90. Identyfying ferrite core material
  91. capacitor across main power switch
  92. Can a toroidal transformers be replaced with batteries?
  93. 10x8 Raw DC board with CR(L)C filter
  94. DC-DC converters
  95. Quick PS inrush limiting (NTC) question
  96. Newbie looking for a 12v 3a PSU
  97. toroidal transformers
  98. Linear Integrated Circuits and MOSFETs, RCA Solid State Division, Somerville, NJ, 197
  99. LM338
  100. Current Feed back Power LDO regulator
  101. Thru hole bridge rectifier question
  102. Troubleshooting a blown fuse
  103. Help with chokes
  104. Duncan Amps PSU II: Locked Files
  105. Raspberry PI PSU with TPS7A8300 5V 2A
  106. Can anyone tell me something about my torodials
  107. Low noise toroidal transformer vs Normal toroidal
  108. Proper supply impedance for opamp
  109. High Power Constant Current Power Supply Designs
  110. 12v 100W-150W amplifier or supply for one
  111. audiophonics: power on and delay softstart board
  112. Shunt regulator circuit wanted
  113. SMPS failure. IR21531. Please help.
  114. one power supply for two mixers? possible ?
  115. SMPS overload protection specs
  116. OT (a little): 24 VDC power supply for control system
  117. inrush current limiter
  118. Twist on PS for Car audio amp
  119. any information on this odd power supply?
  120. Heat Dissapation in Voltage Follower Regulator
  121. Convert a System to Single Battery DC Use: Amp Circuit Req. 24v-0-24v
  122. Look ma, no center tap
  123. Help designing LM338 PS
  124. toroidal wiring
  125. upgrade suggestion 645vdc supply
  126. 12V to 19.5V Laptop Computer Boost Converter
  127. Need some help with wiring a SMPS800RS
  128. PSU Smoothing caps change, Now 1 of the internal fuses blows on power up, help :-o
  129. Switching power supplies and stability?
  130. Broadband Noise
  131. Thermal Cutoff Fuse
  132. Understanding PSU requirements for class D
  133. SG3525 ferrite transformer calculation
  134. XLR cable?
  135. Advice on power supply servicing
  136. transformer question
  137. Look for the schematic of the old radio power-supply Schaub Lorenz NG 1000
  138. whats the cheapest way to get 15000uf?
  139. Phantom power from 9V
  140. Build DIY rectifier or buy premade one from Sure?
  141. Power Supply math question .. Hurrah!
  142. Powering amp that needs 2x18V with 2x12V trafo?
  143. Systron Donner TL8-3 Trygon Power Supply repair
  144. Linn Lingo Power Supply, 1994 model breaking down
  145. [NEW] SoftStart+Push Button V1.0
  146. TAS5630 VDD Supply
  147. difference between trafo's
  148. First-Time DIY Power Supply: Capacitor Help
  149. Possible phono power supply?
  150. Sorces/recommendations for Amp Camp Amp PSU?
  151. Got a 6-0-6 v ca 72 VA transformer, what should I do with it?
  152. Should I go off the Bridge or off the regulated supply?
  153. Viz Isotap II
  154. PSU Works on breadboard NOT on PCB?
  155. definitive MOT usage
  156. Looking for a small off the shelf SMPS for active speaker filter
  157. Illustration of critical inductance
  158. Stupid Question?
  159. Power Conditioner?
  160. Build Your Own Transformer
  161. High Voltage adjustable Maida supply problem
  162. Headscratching with voltage & low leakage
  163. Shared power supply
  164. 5v, 3A Linear PS for Pi2/DAC
  165. What does preamp PSU oscillation look like for linear regulators?
  166. 2x18v(0-18v and 0-18v) transformer as a dual transformer
  167. HQ Low noise 4-quadrant PSU with 2xLM3886
  168. NTC thermal shutdown
  169. Drop Wall Wart from 12v AC to 9v AC output
  170. Wima DC-Link as filter cap
  171. Better than a wall wart?
  172. Toroid EMF pickup.
  173. Krell KAV 300CD Transformer Outputs
  174. Power supply for car audio Kenwood DDX5901HD for home use?
  175. FUSE on psu output
  176. 1kW resonant SMPS
  177. Big large capacitor or many small type ?
  178. Boost Converter for Car Audio TPA3116D2
  179. power transformer for Glassware PS-4
  180. What's a voltage regulator for a digital circuit's favourite power supply?
  181. High Voltage Regulated 0-300 supply schematic
  182. Yet another ultra low noise high PSRR LDO - LT3042
  183. Is This Power Supply Possible
  184. Simple push pull design
  185. SMPS sounding better than good linear ps?
  186. GDT, Gate transformer driver
  187. Krell Kav 300cd fault
  188. help wiring multiple winding tranformer
  189. TL431 "dropout voltage" measurement: 1.96V
  190. Primary Waveform in the Half-Bridge SMPS
  191. Power supply question
  192. Please Advice My New Design.
  193. Value for a DC rail shunt cap?
  194. New age circuit construction
  195. Three pin voltage regulator
  196. Odd, slight voltage increase over long time periods
  197. power transformer question
  198. 5Z3P 6N9P EL34 Chinese amp kit
  199. prototype power supply layout idea
  200. Advice/critique on my H-Bridge Design please.
  201. LittleFuse 345 holder/2.5A-SB kinda Just Blew Up haha
  202. X power 1750plus inverter reversed 12v input polarity
  203. Noisy amplifier?power supply
  204. Need advice on Power Supplies
  205. Welborne Labs PS1
  206. Marantz 2235b- P800 PSU problem
  207. 400V and 300V supply voltage clamp?
  208. Choosing and designing my own AC-DC power supply
  209. Cheat Method to Power a Subwoofer?
  210. cheap toroidal any good
  211. UV LED flood light, power supply
  212. Improving zener follower regulator in preamp
  213. Regulated supply help
  214. Will these transformers be beneficial to me in anyway?
  215. BEHRINGER lpa1180 rev j
  216. Power supply
  217. Line Current for (XFormer + Rectifier + LDO)
  218. Questions regarding the build-up for 100A 12V SMPS
  219. LT3080 PCB
  220. Ebay Regulated Supply Opinions
  221. The SMPS HYS3C300 - No STBY + -7V identification element
  222. pls help to choose right trafo for burned
  223. 48V PSU- Trimpot frying
  224. LP Filter for Adjustable Pedal Supply
  225. Can one tell if PSU is the problem just by listening?
  226. Hum on ayon cd player power supply
  227. Glassware rotary on/off switch
  228. How to calculate the size of the heat sink
  229. Improving capacitance multipliers
  230. Tentlabs Shunt Reg Schematic
  231. hypex ucd400 power supply
  232. What power supply for P7 mini preamp
  233. Relay contact protection
  234. Realistic STA-250 Repair
  235. PSU for 12v set up - please help!
  236. Using IR2101 as LO-HI side driver IC
  237. how to apply transformer snubber to a centre tapped secondary and 2 diode full wave?
  238. PCB hole with solder current rating. need confirm?
  239. Parallel caps, wire resistance
  240. Advice on PWM controller for 12v battery use.
  241. questions on simple mosfet regulator
  242. Transfromers position
  243. Noise floor 8 dB higher on 3 prong vs 2 prong "cheater" jack?
  244. Low voltage tube based supply for turntable?
  245. Positive and negative voltages from 2 LM350
  246. phx7nq60e equivalent
  247. electrolitic capacitor types for amps/preamps
  248. Where to put the largest capacitor?
  249. 1.2V Regulator
  250. Snubbing quandaries

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