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  1. Need help:Power supply Capacitor!
  2. Logitech Z5500 220V 50Hz to 220V 60Hz
  3. Actual power rating of resistor?
  4. series regulated power supply with feedback for Nelson Amplifier
  5. Transformer mains wiring
  6. Guitar Pedal Power Supply
  7. Anyone listened to Li-ion batteries?
  8. P/S Cap Orientation Question
  9. Small, high quality 15v PS to drive an SE/SE Wire
  10. the best design for a <15A linear regulator for solar power supply
  11. ASK HU power supplies
  12. Toroidal transformer isolation
  13. Power transformer question.
  14. Trip GFI
  15. Circuit for mic phantom power
  16. fuse type and rating
  17. How to Configure Audio Input as Power Switch?
  18. how to simulate schematic
  19. Why no FWB output for SMPS
  20. Power transformer question, any helpful suggestions welcome
  21. +/-15V supply for op-amps
  22. rca 14BT power supply
  23. Variacs - testing, listening?
  24. Power Supply Problem Help!!!
  25. TA2020 Amp and 12V 7Ah SLA Battery??
  26. I super need 12V to +-85V 20A POWER SCH
  27. Sola Transformer?
  28. General Power Supply Questions
  29. Power transformer
  30. Flyback with LT1372/1377
  31. Isolated vs non-isolated DC converters for car audio amplification
  32. Replacement transistor for DTC 143 es
  33. Y1 and Y2 Capacitor in SMSP circuit
  34. Loading Papa's regulator with 2 F5 channels?
  35. Winding SMPS transformer
  36. 576W SMPS for car audio amplifier
  37. Were did the power go
  38. 24V 4.5A PSU fell in my lap. Using it as mains power and NiMH Charger?
  39. PSUD help - 26 heater
  40. using Lambda SMPS as constant current source
  41. Charging 12V SLA from car
  42. 2SK1020 inverter switching
  43. TL431 Problem in SMPS circuit
  44. Capacitor advice needed
  45. Inductors in Power Supplies
  46. 24VDC to ~15VDC without a regulator
  47. Building my own 24V Battery Pack. Chargers?
  48. Mains relay help please :D
  49. Need help with a Sherwood rd 6502 transformer.
  50. power supply 6d22S
  51. fixing torodial xformers to a chassis
  52. SMPS topologies.
  53. snubber designing for full bridge power supply
  54. 12VDC power supply
  55. smps switching frequency and noise
  56. 1kw offline smps new
  57. strange ripple noise in DC power supplies ?
  58. 7905 bypass current
  59. Transformer secondary voltage reduction
  60. Linear LED driver
  61. Variac power supply simulation in PSUD2
  62. LTspice simulation
  63. transistor as power switch
  64. 10.2VAC for 9VAC units?
  65. Power conditioner filter
  66. 5KW SMPS BATTERY CHARGER
  67. HV Regulation using variable series LV supply?
  68. PSUDII simulation vs reality
  69. Hammond 182V24 and 182S24
  70. Please help me mend this power supply board.
  71. Boostor, an ideal companion for a Circlophone on the move
  72. Isolation Transformer
  73. 12 VDC to 120 VAC inverters
  74. Capacitance Multiplier question
  75. Dual Polarity PSU Question
  76. Dual voltage from a battery
  77. LM317 CCS in DC Power supply - Does HF performance matter?
  78. How to fix it?
  79. pin out for the 3 pin mini din of Wadia 170i
  80. 9VDC battery powered power supply
  81. I display
  82. Exceeding transformer's voltage rating
  83. The Well Regulated Power Supply
  84. What power supply is this and how does it work
  85. why not 3 phase?
  86. Maximum DC power for a Transistor before heatsink necesssary?
  87. Sony Transformer output
  88. LM3886+6n11 amp build question
  89. Why is my mains like this? Is this normal?
  90. Adjustable 0-24V 1A bench PSU
  91. Need help finding a 26.5V PSU
  92. 216 watt toroidal txr
  93. X-capacitor
  94. Simple linear reg short circuit LED
  95. Faulty Marantz Power Amplifier Supply!
  96. SMPS from Linn Exotik - any good
  97. protection circuits (swith circuit)
  98. Bruel and Kjaer type 2803 Dual Microphone Power Supply Service Manual
  99. Keeping Shunt current output consistent
  100. SMPS PSU from Oberheim Xpander not working need help
  101. topology best choice
  102. SMPS Help
  103. Best approach for dual-voltage supply for 6EM7 amp?
  104. Newb power/speaker questions
  105. Suggestions for Ultrafast Diode.
  106. atx linear power supply newbie help
  107. Placid BP 3.1
  108. Am I loosing power somewhere?
  109. Disk capacitor replacement/upgrade
  110. ±45v lm317?
  111. Need help locating transformer
  112. Simple Mosfet Regulator
  113. Quick question on ps requirements, mainly cap sizes
  114. power on?
  115. What the hell happened to transformer prices
  116. 2nd Xfmr with Flyback Converter
  117. Recap sansui au-d101
  118. simple question
  119. Choke formula - Marty Brown
  120. Any Opinions on Tube-Rectifiers & PWR-Sup. sag on purpose for guitar amps?
  121. What does 25+25V mean?
  122. Somewhat unknown toroidal transformer specs, how to find out more?
  123. A simple PushPull balance LED indicator?
  124. Need help to fit caps on PCB
  125. Proper grounding with more then one PSU
  126. CT transformer Amperage Question
  127. Suggestions for my SMPS
  128. Reduce Output Noise and International SNR standard
  129. Jacks for Power Supplies
  130. Help! Battery charger +/- 41,2V with TL783
  131. low CAp Values on P.S. HI-voltage?
  132. Jolida SJ-592a Amp
  133. connecting primaries in series
  134. Hands off! ..or is it just different in the US
  135. Electric fields
  136. Rewire 240V toroidal transformer for 120V
  137. Altec Lansing Supply - Please Help Identify
  138. Sansui Power Transformer
  139. Arcam CD72 power supply
  140. Please help a mathematically challenged builder
  141. Trans with two pairs of primaries and two pairs of secondaries = two transformers
  142. Bypass caps, worth it ?
  143. Output EMC filter of smps & instability
  144. Float charger? Cut off at 13.5v rest until 12.5v before switch on?
  145. Is PSUD II trust-worthy or not?
  146. Change 230 V to 115 V power transformer
  147. How does iron quality affect the power supply?
  148. Condenser mic capsule polarizing supply
  149. Adjustable Voltage Regulator Tripping GFI
  150. Souncraft spirit F1
  151. USB charger - how to check?
  152. Adapting SMPS adapters
  153. Linear's LT3080 Regulator
  154. Expert Help on Mains Transformer?
  155. Highest power flyback not needing fan?
  156. Meanwell SMPS question
  157. Building a Small Power Supply
  158. Somthing better than the LM7812
  159. Push-Pull 12V-200V 750w using Toroidal Transformer
  160. 12v DC wall wart creating noise
  161. sony mini diodes
  162. supply for volume control
  163. Chassis vibration ! How to solve ?
  164. I thought it was a myth...
  165. SMPS or linear power supply in amp?
  166. Power of SMPS for speakers?
  167. 24V DC computer fan speed control
  168. Linear 19v/3A PS Recommendations
  169. What about these regulators?
  170. MOSFET Source Follower Screen Grid Regulator
  171. ESP P05B power supply noise?
  172. Low Noise +-10V regulator
  173. DC-DC converter for vacuum tube heaters
  174. SMPS transformer design tool (ver.4000)
  175. help zx 750.1 kicker
  176. how to eliminates AC spikes
  177. Where are the simple diy SMPSe for Class-D-Amps?
  178. SMPS300R or SMPS500R for UCD400
  179. "Ground Loop" in Snubberized PSU *fixed*
  180. calculating PS resistor values
  181. Capacitance after regulator
  182. What can go wrong with a power conditoner?
  183. PS for a MKII tripath TA2024 Amp 2x15W
  184. Diy power softstart with cool fonctions
  185. Will This battery work?
  186. Thermistor rating
  187. Hello about switching power
  188. SMPS Negative Rail Effectively Ground?
  189. Q-factor of home made inductors
  190. +/-35V and +/-12V power supply
  191. Switchable PSU for gainclone & class A
  192. Fosgate amp blowing power wire fuse
  193. Inductive PSU, SMPS and PI filters
  194. +/-30vDC @ 10A PSU
  195. Distortion in ac mains supply ?
  196. Ringing/Oscillation in amplified zener sim
  197. df 45 japan
  198. PSU Snoring ¿What does it mean?
  199. My new psu
  200. Split power supply hiss TDA7294
  201. small PSU using 2 reg. 7808 and LT 3080 (5V)
  202. Power supply for guitar preamp
  203. Question about trafo
  204. Conrad Johnson owners
  205. Transformer wiring
  206. Noise problem
  207. Slightly off topic, but I need some help
  208. Cyrus PSX diy - Advice needed
  209. How do I calculate power supply current after rectification?
  210. Nakimichi Power Supply
  211. Yamaha RX-530
  212. Dual Power supply for my pre-amp
  213. PREVENTING OXIDATION ON BRASS MAINS PLUG PINS?
  214. +/- voltage query
  215. Would you do this to a 7812/7912
  216. Way to reduce rail voltage ? (wise type ?)
  217. Bridge upgrade to Schottky (or similar) diodes query
  218. PS cap upgrade for Parasound 2125 2 channel power amp
  219. single supply AC grounding question ....
  220. 9 volt phantom power advice needed
  221. Can you recommend regulators?
  222. Krell KSA 50 Clone PSU virtual ground help
  223. Help with a Linn Brilliant PSU U25WSL
  224. Power Inverter "One World" P-2000C Problem
  225. About my pwm sine inverter
  226. High Current Jung Regulator Board?
  227. Which DIY amp?
  228. THERMALLY FUSED TRANSFORMER
  229. SMD Regulator identification
  230. Transformer current measurement
  231. Hornresp - Eg, how does this related to SMPS choice?
  232. Audible noise from SMPS
  233. speaker protection start power
  234. MOSFETs and SOA
  235. reducing voltage
  236. Voltage independent power load
  237. PS Amp Question
  238. quick CRC CLC question
  239. Decoupling Single Ended Circuit on Dual Supply
  240. Hall Effect Over Current Protection
  241. Repair Panamax Power Conditioner?
  242. Class A power Supply
  243. PS1303 Power Supply improvement?
  244. PS1303 Power Supply improvement?
  245. DC-DC step down converter design
  246. Pro-ject Tube Box II power supply
  247. HELP with modifying ATX PSU and ferrite core calculations.
  248. Soundcraft Spirit Folio 12/2 - missing power supply
  249. Is it possible ... for Ir2153
  250. Increasing efficiency of regulator circuit.

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