View Full Version : Power Supplies

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  1. Pantum P2200
  2. Reducing AC voltage safely
  3. current rating for chokes in solid state power amp
  4. Please recommend good technical literature about choke/transformer design..
  5. SilentSwitcher - mains-free +/-15V and 6/5/3.3V power
  6. GND connections in an Amplifier using a transformer with two secondary windings
  7. YH11068A 10-32V to 45-390V dc/dc - guess the control ICs
  8. Transformer challenge
  9. 18-24v power supply advice for B1 needed
  10. An amplifier to test chokes
  11. Bridge rectifier on AC mains?
  12. LT 3080 and LT3083 regulator problems
  13. How close should the B+/B- be to each other in a simple Bridge/Filter Supply? No Load
  14. UPS to Transformer to Monster HTS 3600 mkii - weird problem
  15. cresendo power supply regulated drop..
  16. add choke to PS, where to put it?
  17. how to Generating -16V with referenc to +24V Rail?
  18. Looking for a LM317/337 Sprint File.
  19. Oppo Resistor Identification
  20. Different kinds of chokes
  21. Power soft start board / amp delay soft start board what is it ???
  22. Two Jeff Rowland 12's from one SPS ??
  23. Handmade air coil inductor for noise suppression?
  24. -12v +12v from same power source?
  25. soft start circuit mods
  26. Help a Newb? Upgrade/Modify a Jolida 502a Power Supply
  27. power supply protection circuitry questions
  28. Question on Center-Tapped Transformer Voltage Multiplier
  29. USB powering bluetooth = noise.
  30. DIY Kef 107 Kube PSU?
  31. Need help Please
  32. Power supply for MX50SE and hook up
  33. Center Tapped Mains Transformer as Dual Channel PSU Choke
  34. Switching Supply Noise Eliminator
  35. Adding varistors to a psu design
  36. Help with power supply circuit
  37. Help Wiring Transformer to Mains Please
  38. Variable regulated supply
  39. Capacitor Bank Housing
  40. Voltage Multiplier for Amp FE
  41. Choosing a wall wart power supply for a battery powered fan
  42. op-amp power supply line RC filters - why?
  43. Best set of measurements to evaluate power supply design?
  44. Fixing old power supply
  45. Wire colors for dual-rail power supplies?
  46. PFC with MC34262
  47. 110v VARIAC rebuild question
  48. Is it tradition that we use linear PSUs for valve amps?
  49. 1.5v switch circuit
  50. Do SMPS's need earthing?
  51. Why voltage converter at all?
  52. LM317 & 2N3055 Variable Circuit Problems need help !
  53. PCB Layout questions for PSU with ground/power planes
  54. Telos Grounding Noise Reducer what is the principle?
  55. diode damage from inrush current?
  56. Sense and Differentiate between Short Circuit and Continuity with Passive Components
  57. SSLV 1.1 Negative rail - failure
  58. Nihm vs Lithium sound quality?
  59. toroidal transformer hum
  60. Need help/advice on a Vacuum State Super Regulator kit
  61. power inverter as HV supply
  62. How should I wire two power supplies to mains
  63. Connecting an Autotransformer to Isolation Transformer
  64. Best way to use 2 coil choke
  65. rectifier challenge
  66. Easy voltage multiplier.
  67. Help choosing a transformer 2 x dual sec. Vs 1 x quad sec.
  68. 110v inverter
  69. Light bulb current limiter with SMPS
  70. Meanwell EPS65S Series Power Supply
  71. combining Secondaries
  72. Rocker switch with neon light wiring
  73. power supply fault
  74. Transformer design for power amplifier
  75. Simplest possible tube regulator -- will it work?
  76. Felicia power conditioner. Does it works?
  77. transformer compatability and rectifaction help
  78. MLCC for high voltage decoupling in SMPS
  79. LCD 16X2 in Old School Battery Charger
  80. Recommend a dual rail +/-35v regulator
  81. wiring 5V and 6.3V taps
  82. Please help with transformer winding colours
  83. PSU turn off noise. Interpretation of scope please.
  84. Delta Electronics ATX power supply
  85. Adding single rail amp to split rail amp power supply
  86. Transformer voltage reduction
  87. Is a CDC power supply a good ideia?
  88. Building CarlosFM's snubberized PSU
  89. Mixing desk power supply
  90. voltage drop (valve rectifier with SS replacement)
  91. Please recommend a full bridge rectifier
  92. 12V 2A CLC Filter values for a noob, 0.4mH?
  93. Soft start kits
  94. Dual rail smps?
  95. Shielding ac adapter
  96. 3 or 4 wires in the transformer primary
  97. Lampizator tube PSU
  98. Smoothing Capacitor Capacitance calculator
  99. Add ferrite to my outlet AC ?
  100. 12v inverter to 240v mains - grounding?
  101. Krell KBL power supply fixes
  102. Snubber for a generic rectifier bridge?
  103. Battery Supply for Bluetooth Question
  104. chandler PSU-1 schematic
  105. Transformer for power supply
  106. These Three Meters ! Met with Rectifier, Once.
  107. transformer wiring
  108. Yorkville SM8 mixer SMPS fault - over voltage
  109. Transformer used implications to output power?
  110. Help with Ultra LDO with bypass tr.
  111. Help with Capacitors type in PSU for 300B amp
  112. Transformer-less, Mains Isolated Simple SMPS with PFC Circuit.
  113. Does a PP amp need to be DC?
  114. Controling a main transformer
  115. Capacitor ripple current calculations in SMPS
  116. LM2596 Regulators
  117. help needed with bias supply from HT voltage doubler
  118. Supercar ps
  119. Help with batteries for Blutooth Player
  120. computer music server power supply
  121. Capacitor Ripple Current vs Operational Temp
  122. FIRST DIY project! 2 chassis design - Power/Wire Implementation Questions
  123. Asus Vivo PC power supply
  124. LT3062 based PSU
  125. DC filter with chokes.
  126. About 9v rechargeable batteries
  127. Powering 4 Components from 2 PSUs
  128. I need some practical transformer winding advice.
  129. Lat internation ss 1000d biwire
  130. Voltage regulators kits on ebay.
  131. New uc3825 smps
  132. how to drop voltage
  133. Looking for voltage regulator
  134. Low duty cycle square wave problem, help pls
  135. PCB Design Question
  136. Music vs Normal Cap for Voltage Regulation Diffrent?
  137. Power supplies ripple _ does it must be really low ?
  138. core air gap maked own way question
  139. Safe prototyping supply. Regulated or unregulated? One per channel or amp?
  140. increasing the voltage of a transformer
  141. How much clearance around a toroidal transformer?
  142. Unexpected voltages from unregulated power supply
  143. LT 1085 / 1033 advice
  144. Power Supply for Hiraga
  145. What will be my rectified voltage if my Transforemer secondary voltage is 24-0-24 ?
  146. Toroidal core calculation
  147. How to build a Power Conditioner
  148. DIY output transformer odd voltages under test
  149. PSU filter for USB soundcard/amp?
  150. Charging 18650s while amp in use?
  151. Need help in wiring boombox!!!!
  152. Possible to run 2 regs from same winding?
  153. Need a +/-56V to +/-15V voltage reducer for opamps
  154. Testing Power Supply Caps
  155. LPSU powering hdd DIRECTLY - HOW?
  156. Cost to clone this PS?
  157. Question about caps
  158. Modifying Marantz 2015
  159. Cheap-ish DIY Portable Bluetooth Speaker Questions
  160. Source of Transformer for Power Amp
  161. stepup 12VDC to <30VDC for D-amp
  162. Boosting 12 VDC class D power supply to 22 VDC
  163. How to watch the responses of diodes
  164. Toroid Power Trans/Power Supply Question
  165. gyrator doesn't work?
  166. Power supply module
  167. Lab grade power supply outputs
  168. peak crossing Triac switch ?
  169. Please help. "The wire" quad parallel dual rail lt3042 psu setup for bipolar output?
  170. First time DIY - Need power supply advise
  171. Wire gauge from inlet to power transformer
  172. Help about transformer for PWM Power Supply
  173. any tips for replacing caps & I/C's
  174. pioneer a 777
  175. Alchemist power supply
  176. Unknown Toroid VA Rating
  177. Transformer wiring
  178. SMPS for Car (Dual Rail)
  179. Help identifying phono PSU Transistor please.
  180. AC main power to high.
  181. Transformer primary wiring help
  182. mains conditioner
  183. Isolation transformer
  184. Distance of 78xx/79xx Voltage Regulator to Circuitry
  185. Help Identyifying Power Transformer?
  186. 16ohm Earphones with a class A amplifier
  187. Need a power transformer for this audio amp?
  188. Inrush current limiter for DC
  189. Newbie: Required Amps for TDA7293
  190. Dynaco Stereo 410 tranformer metal end caps missing
  191. Capacitors for power supply
  192. Unusual using for LM317/LM337 in a PS for Power Amp
  193. Help and comments wanted on power supply
  194. Unstable Autotransformer (230 > 110v)
  195. Power Supply Noise
  196. Transformer question.
  197. Adjustable 35V regulator PCB
  198. SMPS800RS for 2x HiFimeDIY T4's?
  199. How does the "Jewel thief" work?
  200. SMPS _ shielding options.
  201. NTC recommendation for 0.4F cap 51V transformer
  202. NTC before DC mains filter?
  203. Help a noob with respeccing a transformer for silicon rectifiers.
  204. 13.8V 80A Linear PS circuit design analysis for Ham Radio Use
  205. Rectifier - tube or semiconductor?
  206. Help finding a Transformer
  207. Symmetrical Pre-regulator from a floating winding
  208. Transformer alarmingly hot
  209. Cheaper Gainclone PSU
  210. Grounding TPS7A4700 based supply
  211. Benchmark's super quiet SPS
  212. Sziklai/Darlington AD817A regulator circuit
  213. Efficient dual rail DC power supply for car audio
  214. Stand alone power supply
  215. Dual rail supply help
  216. Star ground in an LCLC filter
  217. What 3VA power transformer meets Energy Star / IEC 62301 sub-1W vampire power spec?
  218. Pop when power on
  219. Compact DIY friendly dual TPS7A3301 power supply
  220. CiAudio VDC-SB Power Supply
  221. LM338K not being able to provide current
  222. LT3080 High Voltage Floating Regulator
  223. High Voltage isolated DC-DC converter
  224. SMPS output coupled inductors
  225. Variable power supply for tube amps
  226. Stacked Power Supply
  227. op amp rectifier bridge with gain
  228. !!!Newbie topic ;-) 12v to 9v regulator
  229. Would someone please sense check my calcs ?
  230. Transformer locations
  231. Which PCB for power supply?
  232. ez81 power supply
  233. Soft start kit - recommendation needed
  234. Help with Broskie SS tube power supply
  235. Inrush current limiting scenario
  236. Low noise psu 19V 65W 3.42A
  237. BF245B pin out confusion
  238. smps 2000va max for audio with simple component has to find and not expensive
  239. Testing power supplies/ transient testing
  240. Power Transformer Data
  241. recommend 12VDC to about 24VDC booster
  242. Power supply for TDA7294 100w Amplifier
  243. Keen Ocean toroidal question
  244. Mains hum for sure?
  245. Multiple low voltages required
  246. Power Factor and the need for correction
  247. Pico's Simple Shunt Regulator
  248. Puzzler: Transformer hum with soft-start modification on GFA-565
  249. How to connect this choke
  250. Linear announces "negative" complement to LT3080

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