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  1. Harman Kardon HK 620 transformer is dead
  2. Obsessing about layout
  3. PS with boosted rails for IPS, VAS and Pre-Drivers
  4. NAD C165 Blowing Fuse When Connecting to AMP
  5. Repair Toroid Enamel
  6. How much power to the preamp?
  7. mosfet self turn on
  8. Let's talk gate drive rise time and noise
  9. How to make a power conditioner
  10. No Power Technics 1200 Mk2
  11. Inrush current limiting
  12. The Belleson Superpower, the ultimate voltage regulator ... ?
  13. Please check my first HV regulator
  14. PSU with regulated Supply for front-end
  15. Perfect DC supply?
  16. Too high AC output--How to lower?
  17. my 80W flyback smps
  18. Antek with four outputs - Only need two
  19. ~-1V rail from existing regulated -15V rail - how?
  20. Low Noise 5V Reg
  21. Help Identifying Where the Hum is Coming from!
  22. finger sized ferrite rods
  23. Unbalance sec ac voltage
  24. CD Player Head unit keeps shutting off????
  25. SMPS for tubes - modification
  26. common mode filter design
  27. SMPS 1200/2500 From Romania
  28. maximum voltage for capacitor
  29. Voltages on your Speakers
  30. Critique my UCD400 linear PS
  31. Upper limit of R in CRC any issue besides dissipation ?
  32. wenzel associates finesse shunt
  33. SMPS regulation on secondary side
  34. Power amp - Voltage doubler supply - Why not used?
  35. Battery power for the phono preamplifier
  36. 250watt PSU Idea
  37. driving full bridge using ir2110
  38. Voltage control for an unregulated psu
  39. Power supply for Hifimediy T2
  40. Very basic amplifier volts question
  41. Carvin Stage master 212-Broken Power Transformer
  42. smps troubleshooting
  43. smps troubleshooting
  44. Troubleshooting and Repairing Switch Mode Power Supply
  45. 12V -> 170V DC/DC smps, what's wrong?
  46. Multi-tap Transfomer
  47. common mode choke help
  48. smps from 220/230V
  49. Transformers are close to output boards
  50. Switching power supply problem
  51. Portable speaker power supply
  52. output frquncy of UC3845
  53. What is a better alternative for 317 337?
  54. Do I still need a regulator for constant current draw?
  55. High power SMPS 2kw 400v DC
  56. MOSFET or Bipolar for shunt regulators?
  57. IRS27951 / IRS27952
  58. SMPS with toroid transformer
  59. Any experts in choke loaded tube rectified power supplies?
  60. Toroid Transformer help?
  61. meridian 103d power amp
  62. Help finding matching power supply for
  63. MC34063A dual line in series question
  64. a ground question
  65. SMPS vs LINEAR PS: Let's build up a serious technical review-list
  66. Unknown mains transformer
  67. A few questions regarding regulated PSUs
  68. PSU RC multistage filtering
  69. Turn on...
  70. Transformer for 26-0-26
  71. L07-2693-05 Power transformer
  72. Lightspeed PSU
  73. Ground Question with Wooden Enclosure.
  74. Antek
  75. Power supply 2x24 , 2A[schematic needed]
  76. Power supply for DC compressor circuit
  77. Sanity check on this multi cap supply
  78. Thermocouple meter, measuring MOSFET temperatures
  79. Power Supply for your JAN 6418 projects
  80. how do I lover dc voltages
  81. VCT and RMS V
  82. May I mark this buck, already with PFC, or not?
  83. Blowing Fuses on Power Supply, No Load (F5)
  84. Neon lamp charger
  85. Schematic Ericsson rectifier BML-435 ?
  86. Power Relay
  87. First Serious High Power Audio Supply Questions
  88. New PFC Handbook
  89. suggestion needed for transformer
  90. Hexfred bridges in tube amps
  91. Help with bypass CAPS
  92. looking for simple voltage doubler
  93. how to wind toroid transformer?
  94. Developmental PS for Audio Power Amp
  95. Smoothing Cap / By-Pass Cap Questions
  96. Help with Subwoofer amp
  97. Question about the level on my amp.
  98. GDT loading Question
  99. Power Supply for Thorens 166 mkII
  100. cheap transformer or cheap death?
  101. SMPS offline, HV and LV Design
  102. Can I Use this Trafo ??
  103. Special 9V supply
  104. Transformer for voltage doubler?
  105. Linear post regulator for SMPS, what's your take?
  106. Please !!!Help me:( about SMSP
  107. Power supply help please
  108. PSUD2 question: how do I sim an LCLCL filter?
  109. LM317 cleanup
  110. Li-ion arrangement for CMoy-style headphone amp
  111. One large or many small capacitor
  112. smps 12v inverterhello i am new in this forum , excuse my english it's very bad i
  113. Power Factor Corrector Inductors
  114. 230V single primary toroid in a 115V country
  115. Regulated supplies within regulators (SuperReg)
  116. power supply for hiraga 20 W class a amp
  117. Snubbing or not
  118. where is soft start relay inserted in PSU circuit
  119. is transformer with primary and secondary = isolation?
  120. Enable 12V trigger with audio signal
  121. Need a transformer
  122. 18 to 330Vdc with 97% efficiency.
  123. need advice on fuse value and rectifier
  124. Expanding the output capability of LT1054
  125. WIY2263 (30W SMPS IC) HELP NEEDED
  126. full service manual NAD 7225 pe
  127. 18V phono preamp (super) regulator
  128. Can a Filtered IEC Power Inlet Improve Sound Quality?
  129. 13vac
  130. What type of diode........
  131. A Grounding challenge , please help..
  132. Probably a simple question (SMPS)...
  133. Bringing down the voltage by 10 Volts
  134. SMPS Transformer Primary Turns Calculations
  135. Paragon System-E PS schematic needed
  136. help in rectifier diode selection
  137. diode rectifier suggestion for power supply
  138. Simple transformer questions
  139. Why do I only get 8.9v from a 12v voltage regulator?
  140. SMPS feedback
  141. Great Article On AC Power Harmonic Issues
  142. Toroid ~ grill interaction
  143. 5V regulator for AK4396
  144. Help!Transformer overheating!
  145. Good sounding LM317 PSU
  146. Dropping 50V on psu
  147. Simple Toroid Question
  148. Eccentric Power Distribution
  149. rotel RB-9708BX-mk2 AC 120 TO 220 HOW FIX
  150. Power Supply for Class D: 12V AC
  151. voltage multiplier current demands
  152. NTC questions for Class A
  153. DC noise come from live or neutral?
  154. 470uF for amps psu bypass?
  155. potting compound question
  156. LT1431 + DN2540N3 + D44H11 Dual Rail Reg
  157. 4 pole caps and bypass caps
  158. PSU Filter section question
  159. Newby question
  160. Using 2 x Meanwell SMPS to get +ve 0v -ve
  161. Dual rail from trafo with no CT?????
  162. Help About 8KW Full Bridge SMPS
  163. 18v rectification ??
  164. Different toroid trans mounting produce different sonic?
  165. SMPS 2x45V 600W
  166. Powering Incandescent Lamp from Transformer Secondary.
  167. Need help on relay for 1200W Trafo soft start
  168. What type of diodes to use?
  169. Nakamichi IA-3 hum/buzz and does anyone have the schematics/service manual?
  170. Elna 15000uF 82V filter caps - blown
  171. 220 to 120 volts convertor question
  172. Getting down to a regulated 150V
  173. checking if transformer will saturate at low freq?
  174. 2 ps in series
  175. Specs on a PS?
  176. Li-Ion supply for ghettoblaster
  177. produce 80Vdc with a 480-277 1 phase power transformer
  178. LiMn or LiFePO4 48V accumulator
  179. 2-Conductor Mains Supplies
  180. Possible Cheap Powersupply Solution for Current Dumping Amplifiers...
  181. Filter Capacitor
  182. 0.83V regulated supply
  183. Why is this Cap getting hot and bulging?
  184. Transformer details of 1-433-573-31
  185. Faulty supply problem
  186. Pyle Power Capacitor, Pyle of what?
  187. Source for Germanium transistors
  188. Using 220V transformer on 110V
  189. hi guys just got a quick question about ajustable regulators for battery charging
  190. Need Negative High Voltage Regulator Circuit
  191. Hammond transformer (simple question)
  192. Upgrading Meridian G68 Power Supply
  193. What kind of line filter shall I use?
  194. replacement of three pin rectifier with new two pin for transformer
  195. smps spilt supply
  196. gainclone lm4780's supply voltage, please advice.
  197. Which industrial transformer to repurpose?
  198. Small SMPS's for preamps/DSPs
  199. Two (or more) transformers to increase power ??
  200. .1 or .01 ps bypass caps
  201. Crying 12V PWM Powersupply
  202. Problem with Hypex SMPS400/67 (OEM V4)
  203. psu problems
  204. clclcrcrc or crcrclclc?
  205. clclcrcrc or crcrclclc?
  206. amp wont turn off
  207. Core choice for power transformer
  208. Battery cut off circuit
  209. Need help on phase splitter
  210. Quick Power Supply Question
  211. Tube rectifier
  212. Mathematically challenged help for lm 317-337
  213. Is this off-line flyback? B+ switch, Startup troubleshooting steps?
  214. Need 16V rails from an F5 Power Supply
  215. Step down transformer voltage
  216. Help repair a power inverter
  217. Sanding down Hammond transformers
  218. transformer primary winding turns
  219. ISCO 494 ELECTROPHORESIS modified to 1200V 300mA
  220. Having trouble with PS math
  221. 7815 and 7915, which type A or C?
  222. GM-3000 diagram
  223. DC amps on the output of a regulated PSU
  224. Stacking Cores
  225. options for high amperage voltage regulation
  226. Rectifier Boards
  227. Erno Borbely All FET low-noise super shunt regulator
  228. Understanding PFC chips
  229. toroidals together
  230. How these work?...smps
  231. Here is an elegant (insane?) way of converting 220V to 110V
  232. What is the elegant way to convert 220? to 110V?
  233. Ta3020 linear psu Design help
  234. Hum in output of powered subwoofer
  235. can some one please help me id this capacitor, its an easy one for an expert im sure!
  236. Audio Alchemy DAC V1.1 power supply
  237. Determining appropriate frequency when winding a transformer
  238. Center-tap Choke
  239. How to connect a toroidal transformer
  240. step down 200W SMPS
  241. Are these line filters any good?
  242. Push-Pull Mosfet Drivers Help Needed!!!!
  243. Stop feedback from capacitors into power...
  244. X2, AC Line Capacitors
  245. Availability of 3-phase AC mains supply at High-power Audio Installations
  246. HQ-CCS
  247. Mounting an External Amplifier power supply??
  248. New Muse PSU for TA2024? Anyone seen this before?
  249. Making a switching supply quieter?
  250. to where do I connect the grounding terminal of an IEC connector?

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