View Full Version : Power Supplies

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  1. AA DLC PS Solution
  2. Another PSU Transient Load Tester ("chop chop box")
  3. Need Help with TDA2052 Power Supply
  4. Transformer got really hot because I wired it wrong
  5. 12VDC Linear PSU
  6. Full wave center tapped power supply defies the laws of physics
  7. 1.2 kW regulated power supply
  8. Two-section 500V electrolytic caps for cheap (new production)
  9. 0-50V 0-10A Variable SMPS
  10. need help with battery selection for my amp
  11. Tube power supply
  12. First PSU Build help!!!
  13. Suitable chips for 15v down to 3.3v
  14. When to use artificial center tap
  15. PSU sizing and limiting input gain for targeted output / THD ??
  16. MAX1771 stability issues
  17. Is this transformer a good start for a class D amp power supply?
  18. Circuit reduces PS noise by up to 26db
  19. using lundahl anode chokes for power supply
  20. Tungar Power Supply
  21. TL783, extending voltage range
  22. Distorted sine wave on transformer secondary...
  23. half bridge secondary voltage
  24. What swhitch to use for diy amp
  25. Two transformers
  26. Which Universal PSU for various AMP builds?
  27. Speed control for 120vac fan that does not add noise
  28. Can i buld a 5V DC PSU using Toroidal 15V @ 30VA
  29. 5V +/- Powersupply feedback
  30. humming sound
  31. Alternatives for MJ4502 and LM301A
  32. Toroid transformer winding
  33. Isolation transformer - does a cap on the secondary give any benefit?
  34. Stepdown trafo and possible rewind......
  35. What's A Good replcement transforer for Adcom GFA 535
  36. Counterpoint SA3000 power supply
  37. tracking down a possible electrical problem
  38. A puzzler of sorts (grounding problem).
  39. LM317 + 2 Transistors "Class A" Regulator?
  40. Voltage Regulator Question
  41. Heat sink insulators for Indigo "Bash" plate amplifier switching power supply
  42. PSU upgrade for Meitner PA6i Preamp
  43. Marantz M7C HT Regulator Adjustment
  44. Power Supply for ancient Goldmund Mimesis 10 DAC
  45. How do I limit current flow from a Car battery to an amp?
  46. power supply rail voltage too high
  47. Calculating input current
  48. Duel supply from 12V battery
  49. Moved: EU transformer for an Hafler 9505 Transnova?
  50. Store/latch fault signal
  51. Testing a New Design Shunt Regulator
  52. Failed attempt of Jung/Didden superreg PCB redesign
  53. Can I run a CB radio and Sub off of 1 amplifier?
  54. 317/337 based virtual ground PS
  55. When split supply from a single gives uneven rail voltages...
  56. Filtering the HF hash of a SMPS
  57. Reduce Transformer Output?
  58. Building the SBT PSU
  59. Art Audio Quintett Schematics
  60. I need a simple compact rectification & smoothing circuit to power 5v/12v electronics
  61. SMPS advice for headphone amp
  62. thyristor reset
  63. PS for Musical Fidelity V90 DAC
  64. Help please, I'm almost there fixing a SMPS!
  65. Notebook power supply and tube heater
  66. How to start PSU without motherboard - Dell PowerEdge 6850 1470W
  67. Beta testers wanted for discrete regulator
  68. simple zener string for psu regulation for ICs
  69. Use inductors to prevent diode-caused oscillation?
  70. Need wiring help for dual rail in R core
  71. Cap Multiplier: Before or After the Regulator?
  72. Audio Power Tranformer with 6 Primary Wires
  73. Capacitors battle Cheap vs Slighty Expensive
  74. Mystery load current spike in dual rail 9V low-battery cutoff circuit
  75. Schematic for LR8 IRF840 variable PSU?
  76. Half-Bridge SMPS with PFC
  77. Era Transpac LC325 5a power supply question
  78. 24VAC 50VA transformer project suggestion
  79. Coil for Active PFC stage
  80. SU power calcs
  81. power solutions for portable 19-24v tpa3116
  82. SMPS welding inverter soft LVI switcher.
  83. Fusing an SMPS
  84. 2400VA
  85. 10kW SMPS Amorphous / Nanocrystaline core
  86. TPS7A49 ultra low noise LDO - trouble
  87. Cooling of bridge rectifier
  88. nuforce icon hdp power supply
  89. Yet Another Transformer Identification Thread
  90. Asking about Power supply #PS1 of Audible Illusions
  91. Odd taps on Raphaelite PT
  92. old diode
  93. SMPS capacitance questions
  94. Best option for 9V rechargeable batteries
  95. Replacing diodes with Schottky type ones in PS - any drawbacks ?
  96. Old Style DCB1 vs Hot Rod DCB1? whats the difference in sch?
  97. Salas Extended version?
  98. Weird voltages on toroidal transformer output
  99. 20Amp upto 90V shunt Reg simpler version
  100. Noise reduction with massive choke?
  101. A little tester to determine transformer PhaseDots with no scope or signal generator
  102. Please help to choose a step-down controller chip
  103. Microphone pre-amp phantom supply
  104. TPS7A4001 vs Salas shunt Reg
  105. Synchronous Rectifier Controller
  106. Amp power Supply
  107. One secondary voltage and two biases
  108. 6 tap auto transformer/Variac help please
  109. general smps power supply troubleshooting question
  110. Mains filtering for a digital equipment.
  111. My spin of a DC filter board
  112. Power Supply Caps - Standard vs Audio
  113. Specification of a toroidal transformer
  114. looking for diodes
  115. 12V trigger and triac
  116. LM317 Based Tracking Preregulator Dual PSU
  117. Can i use SMPS as a Toroidal transformer?
  118. Powering Stompboxes With Dual Supply From A Single Battery
  119. Supply capacitors for Voltage Regulators
  120. LT1963A & LT3015
  121. Why use tubes in the power supply?
  122. Board mount SMPS for a preamp or active crossover
  123. ir remote, control signal, or audio input power on circuitry?
  124. Filter Cap Question for Power Regulators
  125. Waveform deformation and voltage drop in transformer
  126. Building my own Voltage Regulator
  127. Building a 3,3 volt rechargeable circuit
  128. 4 Pole AC Mains
  129. Quad 303 main caps 5600uf too much?
  130. PSU rectifiers (alternative to On-semi B40250TG)
  131. having problem with negative salas
  132. signal ground to earth connection
  133. Stabilizing DC heaters [newbie]
  134. Ohm's Law application: choosing a resistor
  135. Tube power supply.
  136. Ceramic caps & Piezzo noise on digital stufs
  137. Induced buzz in Hammond 374bx
  138. Identyfying ferrite core material
  139. capacitor across main power switch
  140. Can a toroidal transformers be replaced with batteries?
  141. 10x8 Raw DC board with CR(L)C filter
  142. DC-DC converters
  143. Quick PS inrush limiting (NTC) question
  144. Newbie looking for a 12v 3a PSU
  145. toroidal transformers
  146. Linear Integrated Circuits and MOSFETs, RCA Solid State Division, Somerville, NJ, 197
  147. LM338
  148. Current Feed back Power LDO regulator
  149. Thru hole bridge rectifier question
  150. Troubleshooting a blown fuse
  151. Help with chokes
  152. Duncan Amps PSU II: Locked Files
  153. Raspberry PI PSU with TPS7A8300 5V 2A
  154. Can anyone tell me something about my torodials
  155. Low noise toroidal transformer vs Normal toroidal
  156. Proper supply impedance for opamp
  157. High Power Constant Current Power Supply Designs
  158. 12v 100W-150W amplifier or supply for one
  159. audiophonics: power on and delay softstart board
  160. Shunt regulator circuit wanted
  161. SMPS failure. IR21531. Please help.
  162. one power supply for two mixers? possible ?
  163. SMPS overload protection specs
  164. OT (a little): 24 VDC power supply for control system
  165. inrush current limiter
  166. Twist on PS for Car audio amp
  167. any information on this odd power supply?
  168. Heat Dissapation in Voltage Follower Regulator
  169. Convert a System to Single Battery DC Use: Amp Circuit Req. 24v-0-24v
  170. Look ma, no center tap
  171. Help designing LM338 PS
  172. toroidal wiring
  173. upgrade suggestion 645vdc supply
  174. 12V to 19.5V Laptop Computer Boost Converter
  175. Need some help with wiring a SMPS800RS
  176. PSU Smoothing caps change, Now 1 of the internal fuses blows on power up, help :-o
  177. Switching power supplies and stability?
  178. Broadband Noise
  179. Thermal Cutoff Fuse
  180. Understanding PSU requirements for class D
  181. SG3525 ferrite transformer calculation
  182. XLR cable?
  183. Advice on power supply servicing
  184. transformer question
  185. Look for the schematic of the old radio power-supply Schaub Lorenz NG 1000
  186. whats the cheapest way to get 15000uf?
  187. Phantom power from 9V
  188. Build DIY rectifier or buy premade one from Sure?
  189. Power Supply math question .. Hurrah!
  190. Powering amp that needs 2x18V with 2x12V trafo?
  191. Systron Donner TL8-3 Trygon Power Supply repair
  192. Linn Lingo Power Supply, 1994 model breaking down
  193. [NEW] SoftStart+Push Button V1.0
  194. TAS5630 VDD Supply
  195. difference between trafo's
  196. First-Time DIY Power Supply: Capacitor Help
  197. Possible phono power supply?
  198. Sorces/recommendations for Amp Camp Amp PSU?
  199. Got a 6-0-6 v ca 72 VA transformer, what should I do with it?
  200. Should I go off the Bridge or off the regulated supply?
  201. Viz Isotap II
  202. PSU Works on breadboard NOT on PCB?
  203. definitive MOT usage
  204. Looking for a small off the shelf SMPS for active speaker filter
  205. Illustration of critical inductance
  206. Stupid Question?
  207. Power Conditioner?
  208. Build Your Own Transformer
  209. High Voltage adjustable Maida supply problem
  210. Headscratching with voltage & low leakage
  211. Shared power supply
  212. 5v, 3A Linear PS for Pi2/DAC
  213. What does preamp PSU oscillation look like for linear regulators?
  214. 2x18v(0-18v and 0-18v) transformer as a dual transformer
  215. HQ Low noise 4-quadrant PSU with 2xLM3886
  216. NTC thermal shutdown
  217. Drop Wall Wart from 12v AC to 9v AC output
  218. Wima DC-Link as filter cap
  219. Better than a wall wart?
  220. Toroid EMF pickup.
  221. Krell KAV 300CD Transformer Outputs
  222. Power supply for car audio Kenwood DDX5901HD for home use?
  223. FUSE on psu output
  224. 1kW resonant SMPS
  225. Big large capacitor or many small type ?
  226. Boost Converter for Car Audio TPA3116D2
  227. power transformer for Glassware PS-4
  228. What's a voltage regulator for a digital circuit's favourite power supply?
  229. High Voltage Regulated 0-300 supply schematic
  230. Yet another ultra low noise high PSRR LDO - LT3042
  231. Is This Power Supply Possible
  232. Simple push pull design
  233. SMPS sounding better than good linear ps?
  234. GDT, Gate transformer driver
  235. Krell Kav 300cd fault
  236. help wiring multiple winding tranformer
  237. TL431 "dropout voltage" measurement: 1.96V
  238. Primary Waveform in the Half-Bridge SMPS
  239. Power supply question
  240. Please Advice My New Design.
  241. Value for a DC rail shunt cap?
  242. New age circuit construction
  243. Three pin voltage regulator
  244. Odd, slight voltage increase over long time periods
  245. power transformer question
  246. 5Z3P 6N9P EL34 Chinese amp kit
  247. prototype power supply layout idea
  248. Advice/critique on my H-Bridge Design please.
  249. LittleFuse 345 holder/2.5A-SB kinda Just Blew Up haha
  250. X power 1750plus inverter reversed 12v input polarity

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