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  1. connect to circuit with different ground level
  2. Rising DC voltage
  3. how do you connect the ground of power supply to the plug of ac ????
  4. help on isolated circuit
  5. synchronous buck converter
  6. My New 12V SMPS w/Computer PSU Transformer
  7. Indestructible HV hybrid regulator!
  8. Sony Xa7-ES cdp power supply diodes
  9. Sony Xa7-ES cdp power supply diodes
  10. bridge rectifier question
  11. transformer hum please help
  12. voltage balancer circuit
  13. A stupid power supply question
  14. Royer oscillator - theory needed
  15. Designing single supply audio - what best way to get a clean reference ground?
  16. 24V Battery Amp Wiring Help
  17. how to choose the right rectifier (non smps)
  18. 4 X Lambda JWS300 24v 14A SMPS
  19. Analogue and digital supply/ground coupling
  20. Practical implementation of an isolation transformer?
  21. gate driver transformer setup
  22. Computer SMPS X'mer material
  23. 5V out of 12V regulated
  24. UF4004 vs. N4004
  25. Help with Dejan V. Veselinovic Supply.
  26. epcos e-cores as audio Transformers
  27. 2 Bench Supplies- master/slave - rear connectors
  28. Experimental Power Supply SPICE ...
  29. push-pull smps funny observation
  30. Line AC on B+??
  31. What voltages does a DCX2496 need?
  32. 7805 with adjR vs 7815
  33. Ok, I've 9 of these to use as balanced power trafos, design the rest of a good ...
  34. +/- 30VDC from toroid
  35. Power supply issue
  36. Building my first 12v smps...
  37. How to create +/- DC from a single transformer output without center tap?
  38. help me abou the calculation of half-bridge smps ?
  39. 13.8V 15A offline SMPS w/ PFC
  40. Selection of proper wire for Ferrite core
  41. Plitron transformer wiring?
  42. SMPS :noob: question
  43. Inrush current of toroidal transformers
  44. 24V AC power supply for MAX.
  45. Simple and safe NiMH charger?
  46. Transformers: How big is TO big??
  47. DIY Vintage VU Meter Bridge
  48. Reducing regulator noise.
  49. Improved version of 78xx?
  50. Switch Mode Power Supply
  51. Power supply for two LM1876
  52. Interesting failure in Apple PSU
  53. Simple 12V SMPS for small powered devices
  54. Need Help with + _ 90-100 volt regulated power supplies
  55. Converting 24Vdc or 18Vdc into +/-18Vdc? Possible?
  56. Summing 2 GFA-555 toroidals
  57. Separate PSU grounding
  58. repairing power supply
  59. Discovering Toroid Secondary Voltages
  60. SG3525 Eagle Library
  61. Hum help for newbie
  62. measuring the noise of a power supply
  63. Push-Pull SMPS overshoot problem
  64. 2600w Smps
  65. scope probe problems
  66. Best way to get 12v from 6.3....
  67. Negative voltage regulators...compromised?
  68. pcb layout
  69. PIC16f84 malfunctions
  70. Toughness of GZ34?
  71. Pulled Voltage Below 0?!
  72. 2000W Power Supply for my car audio.
  73. Schemo for a SPI 230G AT psu
  74. Toroids in N30 material
  75. Bleeder Resistors
  76. half bridge smps for chip amp voltage regulation question
  77. From 230V 3pin to 120V 2pin?
  78. Large Main Cap discharge?????
  79. Help with dual PS noise shunt?
  80. Different dielectric type.
  81. Transformer Load Regulation Problem..
  82. Trannies in parallel
  83. is it time to use power fets instead of relays?
  84. Virtual Battery Schematic
  85. UC3847 current mode control IC doubt on Vref
  86. Calculation for Snubber Value
  87. Value of Bootstrap capacitor for IR2111 & L6384 Half Bridge Driver
  88. Stress testing a car SMPS?
  89. Simple question, filter caps larger than spec
  90. Current Mode Control And Voltage Mode Control
  91. Eliminate influence of switching noise from light switch in to power supply
  92. Twisting Wires....which ones ?
  93. Yamaha PM 1000 power +44v???
  94. Multiple purpose dual regulated psu
  95. PFC inductor advice
  96. Smps SG3525 syncronization
  97. Tube PSU question
  98. Capacitance multiplier question
  99. Power supply question
  100. selecting ETD core for half bridge SMPS
  101. help with power supply
  102. LT1083 PCB or project files available?
  103. Zero Feedback Regulator
  104. Building inverter using ETD 59 ferrite cores
  105. complex polygon impedance calculating
  106. Super regulator concept question
  107. Lm317 Soa
  108. Does anyone in the US sell R-core transformers to the hobbyist?
  109. Step-Up SMPS Thread
  110. Variable Voltage Volume control
  111. GFA-555 transformer help
  112. transformer help
  113. help whith a low voltage dc/dc converter schematic
  114. Why is the choke backwards in the Kaneda preamp?
  115. Dual regulators for single rail?
  116. Remote power switch
  117. Huge AC ripple voltage - Help Please!
  118. Startling Claim
  119. Help with Induction heating for steam
  120. OK straight AC bad how about this? 8000kva
  121. 120vac straight from the wall rectified
  122. Single or dual bridge and why?
  123. Low Voltage High Power Supply
  124. Simple Super Shunt and Simple Super Shunt w/CCS vs. JSR03/05 (and other series regs)
  125. Clean 110V from 230V
  126. Transformer hum?
  127. UPS Power Filtering/Conversion
  128. Buliding chassis?
  129. Can I use a single primary 120V transformer with 240V?
  130. Dell Pinout
  131. Behringer MX9000 - odd power issue
  132. Salvaged transformer Measurments help!
  133. Reg and Pass V Potential Divider
  134. FET Switch Isolation using optocouplers instead of conventional gate drivers
  135. 1kW Boost
  136. 1W Boost
  137. Noise Killer, whats this? ATX
  138. Buck boost regulator
  139. Ground domain separation
  140. understanding star grounding
  141. Large terminal blocks for automotive SMPS?
  142. Ferrite noise - screech
  143. Standard LM317, can get 50V?
  144. Re: How to lower the output of this FET regulator
  145. Quick question about winding your own toroids for SMPS
  146. Dvd Psu
  147. Walt Jung on Power Supplies
  148. Looking for nice power supply designs
  149. PSUD 2 road guide
  150. design dc-dc converter
  151. UPS Transformer.
  152. Parallel bridges?
  153. Low Voltage Cutoff circuit needed
  154. Variable Pc Power Supply-2 (part1) 1..30v 0.15..6a
  155. SMPS Calculator
  156. 12V to +&- 30 to 35VDC SMPS Miniature
  157. Generic snubber values: fixed-/variable-voltage regs
  158. Tranny hookup...
  159. LCD SMPS help
  160. Neat (FLASH) Regulator Tutorial from ST
  161. How good is all FET power regulator?
  162. full bridge dc dc converter
  163. Smps-current-filter
  164. 12v dc to 19v dc and 110v ac
  165. P.S idea
  166. LM317 CCS - Any limitations?
  167. USMPS, classD-like-outputs-bridged version
  168. LM3X7 Supply
  169. Ir2153
  170. Power Inverter help
  171. Sony DAV-DX20
  172. UC3843 laptop DC converter problem
  173. Anybody used these ferrite cores ?
  174. Sorry a tad-bit off topic usb power source pinnout
  175. +-35v POWER SUPPLY
  176. 24V to -24V?
  177. PC PSU fan
  178. Rate my 12v to 19v converter please!
  179. LR8N3 Regulator -- Bypass the ADJ pin
  180. Overcurrent, overheat and overvoltage protection for TL494
  181. Resonant SMPS
  182. Regulated Heater test supply
  183. Question about this transformer secondary configuration
  184. PSUD2 Capacitor Resistance???
  185. Single supply RCA input Bias
  186. external psu for multiple Behringer DCX2496's
  187. Power Supply/Class D
  188. Is a 9v transformer large enough?
  189. A safe and elegant way for soft-start
  190. Is it possible to use the 12v line from 2 x ATX PC PSU's to get 24v?
  191. When to use softstart
  192. 12v -> 24v power supply
  193. 60hz Line filter for PSU
  194. connecting audio ground to Safety Earth
  195. Just a few newbie questions about rail voltage
  196. rewinding secondary on toroid
  197. Chipamp with crossover question
  198. smps problem (strange waveforms)
  199. SMPS questions
  200. Power Conditioning
  201. 12VDC-18VDC regulated voltage booster
  202. Unwinding a toroid?
  203. Lengthy Time Constants for PSU's
  204. TFT running off PC's PSU, noise?
  205. built a car amp, have an issue
  206. Pedalboard Power Supply
  207. Need help w/ efficient DC-DC switching converter
  208. basic question regarding voltage doubler
  209. winding a toroidal
  210. How to create a 3000 Ampere peak current ?
  211. using series 0D3's for a PSU
  212. DC Convertor?
  213. to convert a 12v dc car adapter to support 19 volts dc
  214. Anyone used the MIC29752 ?
  215. Noise filter for my amp? Please help
  216. winding the primary
  217. short circuit protection for computer SMPS
  218. need help with a power supply design
  219. my smps project help
  220. Power Supply Question
  221. Slaving a mains SMPS...why not
  222. too much capacitance in PSU???
  223. Parallal SMPS to get higher current
  224. help me with a half bridge smps(sg3525)
  225. Question about bifilar primary winding
  226. Behringer EuroDesk MX9000 mixer problem - Help!!!
  227. Linear regulator
  228. Switch Mode PS question (Chip Amp)
  229. Noise from TL494 Flyback supply
  230. Please rate this psu design
  231. SG3526 Offline SMPS schematic need please
  232. Simple BIG 12VDC supply ideas wanted
  233. help, unknown toroids
  234. Zener regulated power supply
  235. Offline halfbridge smps gate drive
  236. Preventing +6 Amp surge
  237. Power Supply Umbilical Question
  238. Digital zero-voltage SPS with PID contrlol and feed forward
  239. SMPS driver transformer details needed
  240. Need to power this massive system...
  241. .LAY pcb files
  242. SG3525 feedback with opto
  243. SMPS 35V 10A - please check shematic
  244. in wall speakers and amplifier specs
  245. Best point to join secondaries
  246. Multiple regulator question... regs in series...
  247. Taming mains voltage
  248. Equations,Calculations & Theory of FERRITE TRANSFORMER design
  249. Question regarding LM317 & 100kHz Fsw SMPS passing through
  250. PS voltage without load

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