View Full Version : Power Supplies

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  1. Counterpoint SA3000 power supply
  2. tracking down a possible electrical problem
  3. A puzzler of sorts (grounding problem).
  4. LM317 + 2 Transistors "Class A" Regulator?
  5. Voltage Regulator Question
  6. Heat sink insulators for Indigo "Bash" plate amplifier switching power supply
  7. PSU upgrade for Meitner PA6i Preamp
  8. Marantz M7C HT Regulator Adjustment
  9. Power Supply for ancient Goldmund Mimesis 10 DAC
  10. How do I limit current flow from a Car battery to an amp?
  11. power supply rail voltage too high
  12. Calculating input current
  13. Duel supply from 12V battery
  14. Moved: EU transformer for an Hafler 9505 Transnova?
  15. Store/latch fault signal
  16. Testing a New Design Shunt Regulator
  17. Failed attempt of Jung/Didden superreg PCB redesign
  18. Can I run a CB radio and Sub off of 1 amplifier?
  19. 317/337 based virtual ground PS
  20. When split supply from a single gives uneven rail voltages...
  21. Filtering the HF hash of a SMPS
  22. Reduce Transformer Output?
  23. Building the SBT PSU
  24. Art Audio Quintett Schematics
  25. I need a simple compact rectification & smoothing circuit to power 5v/12v electronics
  26. SMPS advice for headphone amp
  27. thyristor reset
  28. PS for Musical Fidelity V90 DAC
  29. Help please, I'm almost there fixing a SMPS!
  30. Notebook power supply and tube heater
  31. How to start PSU without motherboard - Dell PowerEdge 6850 1470W
  32. Beta testers wanted for discrete regulator
  33. simple zener string for psu regulation for ICs
  34. Use inductors to prevent diode-caused oscillation?
  35. Need wiring help for dual rail in R core
  36. Cap Multiplier: Before or After the Regulator?
  37. Audio Power Tranformer with 6 Primary Wires
  38. Capacitors battle Cheap vs Slighty Expensive
  39. Mystery load current spike in dual rail 9V low-battery cutoff circuit
  40. Schematic for LR8 IRF840 variable PSU?
  41. Half-Bridge SMPS with PFC
  42. Era Transpac LC325 5a power supply question
  43. 24VAC 50VA transformer project suggestion
  44. Coil for Active PFC stage
  45. SU power calcs
  46. power solutions for portable 19-24v tpa3116
  47. SMPS welding inverter soft LVI switcher.
  48. Fusing an SMPS
  49. 2400VA
  50. 10kW SMPS Amorphous / Nanocrystaline core
  51. TPS7A49 ultra low noise LDO - trouble
  52. Cooling of bridge rectifier
  53. nuforce icon hdp power supply
  54. Yet Another Transformer Identification Thread
  55. Asking about Power supply #PS1 of Audible Illusions
  56. Odd taps on Raphaelite PT
  57. old diode
  58. SMPS capacitance questions
  59. Best option for 9V rechargeable batteries
  60. Replacing diodes with Schottky type ones in PS - any drawbacks ?
  61. Old Style DCB1 vs Hot Rod DCB1? whats the difference in sch?
  62. Salas Extended version?
  63. Weird voltages on toroidal transformer output
  64. 20Amp upto 90V shunt Reg simpler version
  65. Noise reduction with massive choke?
  66. A little tester to determine transformer PhaseDots with no scope or signal generator
  67. Please help to choose a step-down controller chip
  68. Microphone pre-amp phantom supply
  69. TPS7A4001 vs Salas shunt Reg
  70. Synchronous Rectifier Controller
  71. Amp power Supply
  72. One secondary voltage and two biases
  73. 6 tap auto transformer/Variac help please
  74. general smps power supply troubleshooting question
  75. Mains filtering for a digital equipment.
  76. My spin of a DC filter board
  77. Power Supply Caps - Standard vs Audio
  78. Specification of a toroidal transformer
  79. looking for diodes
  80. 12V trigger and triac
  81. LM317 Based Tracking Preregulator Dual PSU
  82. Can i use SMPS as a Toroidal transformer?
  83. Powering Stompboxes With Dual Supply From A Single Battery
  84. Supply capacitors for Voltage Regulators
  85. LT1963A & LT3015
  86. Why use tubes in the power supply?
  87. Board mount SMPS for a preamp or active crossover
  88. ir remote, control signal, or audio input power on circuitry?
  89. Filter Cap Question for Power Regulators
  90. Waveform deformation and voltage drop in transformer
  91. Building my own Voltage Regulator
  92. Building a 3,3 volt rechargeable circuit
  93. 4 Pole AC Mains
  94. Quad 303 main caps 5600uf too much?
  95. PSU rectifiers (alternative to On-semi B40250TG)
  96. having problem with negative salas
  97. signal ground to earth connection
  98. Stabilizing DC heaters [newbie]
  99. Ohm's Law application: choosing a resistor
  100. Tube power supply.
  101. Ceramic caps & Piezzo noise on digital stufs
  102. Induced buzz in Hammond 374bx
  103. Identyfying ferrite core material
  104. capacitor across main power switch
  105. Can a toroidal transformers be replaced with batteries?
  106. 10x8 Raw DC board with CR(L)C filter
  107. Quick PS inrush limiting (NTC) question
  108. Newbie looking for a 12v 3a PSU
  109. toroidal transformers
  110. Linear Integrated Circuits and MOSFETs, RCA Solid State Division, Somerville, NJ, 197
  111. LM338
  112. Current Feed back Power LDO regulator
  113. Thru hole bridge rectifier question
  114. Troubleshooting a blown fuse
  115. Help with chokes
  116. Duncan Amps PSU II: Locked Files
  117. Noratel Toroidal transformers
  118. Raspberry PI PSU with TPS7A8300 5V 2A
  119. Can anyone tell me something about my torodials
  120. Low noise toroidal transformer vs Normal toroidal
  121. Proper supply impedance for opamp
  122. High Power Constant Current Power Supply Designs
  123. 12v 100W-150W amplifier or supply for one
  124. audiophonics: power on and delay softstart board
  125. Shunt regulator circuit wanted
  126. SMPS failure. IR21531. Please help.
  127. one power supply for two mixers? possible ?
  128. SMPS overload protection specs
  129. OT (a little): 24 VDC power supply for control system
  130. inrush current limiter
  131. Twist on PS for Car audio amp
  132. any information on this odd power supply?
  133. Heat Dissapation in Voltage Follower Regulator
  134. Convert a System to Single Battery DC Use: Amp Circuit Req. 24v-0-24v
  135. Look ma, no center tap
  136. Help designing LM338 PS
  137. toroidal wiring
  138. upgrade suggestion 645vdc supply
  139. 12V to 19.5V Laptop Computer Boost Converter
  140. Need some help with wiring a SMPS800RS
  141. PSU Smoothing caps change, Now 1 of the internal fuses blows on power up, help :-o
  142. Switching power supplies and stability?
  143. Broadband Noise
  144. Thermal Cutoff Fuse
  145. Understanding PSU requirements for class D
  146. SG3525 ferrite transformer calculation
  147. XLR cable?
  148. Advice on power supply servicing
  149. transformer question
  150. Look for the schematic of the old radio power-supply Schaub Lorenz NG 1000
  151. whats the cheapest way to get 15000uf?
  152. Phantom power from 9V
  153. Build DIY rectifier or buy premade one from Sure?
  154. Power Supply math question .. Hurrah!
  155. Powering amp that needs 2x18V with 2x12V trafo?
  156. Systron Donner TL8-3 Trygon Power Supply repair
  157. Linn Lingo Power Supply, 1994 model breaking down
  158. [NEW] SoftStart+Push Button V1.0
  159. TAS5630 VDD Supply
  160. difference between trafo's
  161. First-Time DIY Power Supply: Capacitor Help
  162. Possible phono power supply?
  163. Sorces/recommendations for Amp Camp Amp PSU?
  164. Got a 6-0-6 v ca 72 VA transformer, what should I do with it?
  165. Should I go off the Bridge or off the regulated supply?
  166. Viz Isotap II
  167. PSU Works on breadboard NOT on PCB?
  168. definitive MOT usage
  169. Looking for a small off the shelf SMPS for active speaker filter
  170. Illustration of critical inductance
  171. Stupid Question?
  172. Power Conditioner?
  173. Build Your Own Transformer
  174. High Voltage adjustable Maida supply problem
  175. Headscratching with voltage & low leakage
  176. Shared power supply
  177. 5v, 3A Linear PS for Pi2/DAC
  178. What does preamp PSU oscillation look like for linear regulators?
  179. 2x18v(0-18v and 0-18v) transformer as a dual transformer
  180. HQ Low noise 4-quadrant PSU with 2xLM3886
  181. NTC thermal shutdown
  182. Drop Wall Wart from 12v AC to 9v AC output
  183. Wima DC-Link as filter cap
  184. Better than a wall wart?
  185. Toroid EMF pickup.
  186. Krell KAV 300CD Transformer Outputs
  187. Power supply for car audio Kenwood DDX5901HD for home use?
  188. FUSE on psu output
  189. 1kW resonant SMPS
  190. Big large capacitor or many small type ?
  191. Boost Converter for Car Audio TPA3116D2
  192. power transformer for Glassware PS-4
  193. What's a voltage regulator for a digital circuit's favourite power supply?
  194. High Voltage Regulated 0-300 supply schematic
  195. Yet another ultra low noise high PSRR LDO - LT3042
  196. Is This Power Supply Possible
  197. Simple push pull design
  198. SMPS sounding better than good linear ps?
  199. GDT, Gate transformer driver
  200. Krell Kav 300cd fault
  201. help wiring multiple winding tranformer
  202. TL431 "dropout voltage" measurement: 1.96V
  203. Primary Waveform in the Half-Bridge SMPS
  204. Power supply question
  205. Please Advice My New Design.
  206. Value for a DC rail shunt cap?
  207. New age circuit construction
  208. Three pin voltage regulator
  209. Odd, slight voltage increase over long time periods
  210. power transformer question
  211. 5Z3P 6N9P EL34 Chinese amp kit
  212. prototype power supply layout idea
  213. Advice/critique on my H-Bridge Design please.
  214. LittleFuse 345 holder/2.5A-SB kinda Just Blew Up haha
  215. X power 1750plus inverter reversed 12v input polarity
  216. Noisy amplifier?power supply
  217. Need advice on Power Supplies
  218. Welborne Labs PS1
  219. Marantz 2235b- P800 PSU problem
  220. 400V and 300V supply voltage clamp?
  221. Choosing and designing my own AC-DC power supply
  222. Cheat Method to Power a Subwoofer?
  223. cheap toroidal any good
  224. UV LED flood light, power supply
  225. Improving zener follower regulator in preamp
  226. Regulated supply help
  227. Will these transformers be beneficial to me in anyway?
  228. BEHRINGER lpa1180 rev j
  229. Power supply
  230. Line Current for (XFormer + Rectifier + LDO)
  231. Questions regarding the build-up for 100A 12V SMPS
  232. LT3080 PCB
  233. Ebay Regulated Supply Opinions
  234. The SMPS HYS3C300 - No STBY + -7V identification element
  235. pls help to choose right trafo for burned
  236. 48V PSU- Trimpot frying
  237. LP Filter for Adjustable Pedal Supply
  238. Can one tell if PSU is the problem just by listening?
  239. Hum on ayon cd player power supply
  240. Glassware rotary on/off switch
  241. How to calculate the size of the heat sink
  242. Improving capacitance multipliers
  243. Tentlabs Shunt Reg Schematic
  244. hypex ucd400 power supply
  245. What power supply for P7 mini preamp
  246. Relay contact protection
  247. Realistic STA-250 Repair
  248. PSU for 12v set up - please help!
  249. Using IR2101 as LO-HI side driver IC
  250. how to apply transformer snubber to a centre tapped secondary and 2 diode full wave?

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