View Full Version : Power Supplies

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  1. Jung regulator revisited
  2. Duel rectified linear power supply drawing for copper clad
  3. Tamura A-4004 question
  4. 15V power supply output voltage help
  5. 3 Pin Power Supply
  6. Battery supply questions
  7. HP DPS-800GBA; Getting stand-alone PS to work
  8. Charging/maintaining 18v of SLA battery with 20v laptop PSU?
  9. Voltage Regulator FIltering Caps
  10. 5Z3C or 5Z8C for a GM70 PSU?
  11. need a little help with identification PT
  12. Fender Transformers
  13. Switch for High Voltage Taps
  14. A bit of fun with this very unusual LDO regulator
  15. password control panel generator set
  16. Noob needs a quick help
  17. Big choke Little choke
  18. Powersupply
  19. Is there any good 12v power bank?
  20. LM10 as HV regulator
  21. Indicator light in bleeder circuit to indicate when Caps are still charged
  22. Need a Beefy (600ma, 250V) Regulated B+ for an OTL
  23. TSE Power Supply
  24. How Do I Modify Commercial LM723 Regulator Circuits
  25. Unusual Centre Tapped Transformer
  26. Sun Fender SR8520 P mixer
  27. Audio concepts legend C30 pre amp
  28. Fully regulated power supply
  29. Chargecontroller for LIFePO4
  30. Treating dual primaries like one is a secondary
  31. Vinni Rossi Pure DC-4-EVR Ultracapacitor Technology
  32. I need a 24vdc, 5 amp regulated supply
  33. AC Power Problem
  34. Please help me find a power supply for this dac/amp that claims to take anything with
  35. diy power supply
  36. simple low noise regulated supply
  37. nominal current
  38. Thermal considerations for Fairchild SDIP bridge rectifiers
  39. Noisy LR8 circuit
  40. LM7805
  41. Rod Coleman raw supply circuit board
  42. Longwell plug top with LPF
  43. Regulated Power supply for amp
  44. Replacing power supply capcitors on Laney amp
  45. Power supply board with loudspeakers protection
  46. diode going into a tube rectifier
  47. elliot smps project89
  48. Xentek XE240-12
  49. Capacitance
  50. Isolated sub chassis
  51. HOT ROD Dcb1 questions
  52. Adding Primary Turns to reduce the Secondary Voltage.
  53. First power supply clarification questions
  54. double the current, keep the voltage?
  55. HV Tube bench power supply
  56. HV Supply in Heathkit
  57. Simple voltage regulator
  58. Is This a Bad idea? -"Capacitor box"
  59. Hgh current regulators
  60. Can anyone identify this power supply noise?
  61. Some help with building a battery power supply
  62. DIY filament PS for 6AS7G
  63. Solid state power supply for tube amplifier.
  64. Power Transformer Rating Mythology?
  65. basic question about audio power
  66. Dropping Transformer Voltage
  67. 230V Distribution Box with DC blocker and 2 stage AC Filter
  68. Need help about Toroidal transformer core
  69. inductor in series with transformer primary to reduce secondary voltage?
  70. Need to drop vdc voltage in my B+ supply
  71. Help me to find this power recepticle.
  72. how to wire antek transformator to E-01 AMP?
  73. Capacitor bank for ps supply filter
  74. Ultra-Fast Avalanche Sinterglass Diode for small current psu rectification?
  75. Salas Bib questions
  76. Power supply CD PRO2
  77. Connect to what?
  78. Converting my Sun Audio monoblocks to IEC and safety earth
  79. Luxman RV-357 Standby LED Indicator???
  80. dc/dc isolated transformer
  81. 3-pin PSU's for 1.2V, 3.3V and 5V?
  82. Marantz PM4400 - Change 230V to 115V
  83. output impedance in shunt reg sim
  84. Need Power Supply
  85. Power relay
  86. 5AR4 in a input choke
  87. Question on Vacuum State SuperReg
  88. 48V phantom power supply keeps blowing fuse
  89. Laminations - who needs 'em
  90. What choke is best
  91. Which power cable between separate power supply and dac?
  92. 4-pole cap in bipolar power supply
  93. Variable Power Supply
  94. ATX supply -> Cmoy, single or split?
  95. xd218 4x10000uF 100v board
  96. Variable-delay output muting PCB for preamps, linestages, et al
  97. Single touch power on/off switch
  98. NAD VISO 1 Power Supply
  99. LLC resonant power suply design
  100. Noob Trafo question
  101. Power supply ratings when using step down voltage regulators
  102. Stacking board level heatsinks
  103. Proper RC Snubbering
  104. Help lowering noise in big series pass regulator circuit
  105. Bucking transformer current load
  106. Leakage inductance of a transformer
  107. Lithium-ion power bank
  108. Help with discrete voltage regulator
  109. LiFePO4 battery psu for PUC2 Lite USB-AES converter
  110. PSU RC filter vs. VR regulator tube
  111. Boost Converter w/ positive AND negative output
  112. 55 MHz opamp + MOSFET pass xitor in 1 amp Voltage Regulator
  113. Multipurpose Transfo,Dual (+/-)DC Power for Pre and Power Amp 's
  114. Harman Kardon HK775 mono amp capacitor power rating
  115. Reccomend a small transformer for power supply?
  116. designing a DC to DC buck converter Layout errors.
  117. Power supply for tube preamp - Help!
  118. Help with inductor and capacitor values?
  119. power supply
  120. Power transformer question
  121. Dual Transformer Power Supply Chassis Grounding?
  122. Power conditioning IEC inlet filter with earth line choke?
  123. power supply for tda7294
  124. Mosfet suply switching steps 3 p / class H amplifier
  125. Pros and cons of using Dual transformers in amplifier
  126. Switchmode ICs
  127. smoothing caps getting warm
  128. ARC SP8 tube reg rebuild
  129. Noob Question: Wiring a battery system
  130. Input switch / Mute delay using 555
  131. B+ ripple filler filtering
  132. Hot chassis death traps
  133. 300V & 12.6V regulated power supply.
  134. Nat Semi datasheet app note improved my power supply
  135. DIY mains synthesizer
  136. Schematic and measuring results for Connexelectronic SMPS300RE
  137. Is this how to create a full wave rectifier?
  138. A good power supply for the LDR attenuator?
  139. r core for drd amp
  140. Strange part in Mcintosh MC-225 power supply - please help
  141. How do I Wire this switch?
  142. Wallwart PS Suppliers
  143. Replacing caps 50uf with 47UF
  144. Power supply questions for modular DAC project
  145. Floating PSU
  146. Fusing transformers
  147. Where can buy those earthing rods?
  148. PSU Question
  149. Can I connect 2 LM317 regulators to dual supply rail?
  150. VA rating needed for Single End Power Supply
  151. Evaluating Tube Diodes as Rectifiers
  152. Switchmode transformer
  153. power supply wire 6 and 7
  154. Need Help with Power Supply for TDA7294 Chip Amp
  155. Damaged Transformer?
  156. Diode help! 18VAC --> diodes --> CRC 44mF-0.22R-44mF --> 24VDC @ 1.5-2.0A
  157. Would it be better to have the AC power supply in an external case
  158. PSU's for modular DAC, by a novice. Questions
  159. advantages of 2 power transformers
  160. +/- 120V,12mA from +12V using flyback?
  161. SMPS making
  162. GZ32 vs ss rectifier
  163. Big size and low capacitance - are there any rules?
  164. How do I determine polarity on a dual primary toroid?
  165. Mains Filter
  166. Stomp box supply
  167. Replacing transformer with DC power
  168. AA DLC PS Solution
  169. Another PSU Transient Load Tester ("chop chop box")
  170. Need Help with TDA2052 Power Supply
  171. Transformer got really hot because I wired it wrong
  172. 12VDC Linear PSU
  173. Full wave center tapped power supply defies the laws of physics
  174. 1.2 kW regulated power supply
  175. Two-section 500V electrolytic caps for cheap (new production)
  176. 0-50V 0-10A Variable SMPS
  177. need help with battery selection for my amp
  178. Tube power supply
  179. First PSU Build help!!!
  180. Suitable chips for 15v down to 3.3v
  181. When to use artificial center tap
  182. PSU sizing and limiting input gain for targeted output / THD ??
  183. MAX1771 stability issues
  184. Is this transformer a good start for a class D amp power supply?
  185. Circuit reduces PS noise by up to 26db
  186. using lundahl anode chokes for power supply
  187. Tungar Power Supply
  188. TL783, extending voltage range
  189. Distorted sine wave on transformer secondary...
  190. half bridge secondary voltage
  191. What swhitch to use for diy amp
  192. Two transformers
  193. Which Universal PSU for various AMP builds?
  194. Speed control for 120vac fan that does not add noise
  195. Can i buld a 5V DC PSU using Toroidal 15V @ 30VA
  196. 5V +/- Powersupply feedback
  197. humming sound
  198. Alternatives for MJ4502 and LM301A
  199. Toroid transformer winding
  200. Isolation transformer - does a cap on the secondary give any benefit?
  201. Stepdown trafo and possible rewind......
  202. What's A Good replcement transforer for Adcom GFA 535
  203. Counterpoint SA3000 power supply
  204. tracking down a possible electrical problem
  205. A puzzler of sorts (grounding problem).
  206. LM317 + 2 Transistors "Class A" Regulator?
  207. Voltage Regulator Question
  208. Heat sink insulators for Indigo "Bash" plate amplifier switching power supply
  209. PSU upgrade for Meitner PA6i Preamp
  210. Marantz M7C HT Regulator Adjustment
  211. Power Supply for ancient Goldmund Mimesis 10 DAC
  212. How do I limit current flow from a Car battery to an amp?
  213. power supply rail voltage too high
  214. Calculating input current
  215. Duel supply from 12V battery
  216. Moved: EU transformer for an Hafler 9505 Transnova?
  217. Store/latch fault signal
  218. Testing a New Design Shunt Regulator
  219. Failed attempt of Jung/Didden superreg PCB redesign
  220. Can I run a CB radio and Sub off of 1 amplifier?
  221. 317/337 based virtual ground PS
  222. When split supply from a single gives uneven rail voltages...
  223. Filtering the HF hash of a SMPS
  224. Reduce Transformer Output?
  225. Building the SBT PSU
  226. Art Audio Quintett Schematics
  227. I need a simple compact rectification & smoothing circuit to power 5v/12v electronics
  228. SMPS advice for headphone amp
  229. thyristor reset
  230. PS for Musical Fidelity V90 DAC
  231. Help please, I'm almost there fixing a SMPS!
  232. Notebook power supply and tube heater
  233. How to start PSU without motherboard - Dell PowerEdge 6850 1470W
  234. Beta testers wanted for discrete regulator
  235. simple zener string for psu regulation for ICs
  236. Use inductors to prevent diode-caused oscillation?
  237. Need wiring help for dual rail in R core
  238. Cap Multiplier: Before or After the Regulator?
  239. Audio Power Tranformer with 6 Primary Wires
  240. Capacitors battle Cheap vs Slighty Expensive
  241. Mystery load current spike in dual rail 9V low-battery cutoff circuit
  242. Schematic for LR8 IRF840 variable PSU?
  243. Half-Bridge SMPS with PFC
  244. Era Transpac LC325 5a power supply question
  245. 24VAC 50VA transformer project suggestion
  246. Coil for Active PFC stage
  247. SU power calcs
  248. power solutions for portable 19-24v tpa3116
  249. SMPS welding inverter soft LVI switcher.
  250. Fusing an SMPS

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