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  1. What power supply for P7 mini preamp
  2. Relay contact protection
  3. Realistic STA-250 Repair
  4. PSU for 12v set up - please help!
  5. Using IR2101 as LO-HI side driver IC
  6. how to apply transformer snubber to a centre tapped secondary and 2 diode full wave?
  7. PCB hole with solder current rating. need confirm?
  8. Parallel caps, wire resistance
  9. Advice on PWM controller for 12v battery use.
  10. questions on simple mosfet regulator
  11. Transfromers position
  12. Noise floor 8 dB higher on 3 prong vs 2 prong "cheater" jack?
  13. Low voltage tube based supply for turntable?
  14. Positive and negative voltages from 2 LM350
  15. phx7nq60e equivalent
  16. electrolitic capacitor types for amps/preamps
  17. Where to put the largest capacitor?
  18. 1.2V Regulator
  19. Snubbing quandaries
  20. Coleman Supplies
  21. fusing pri
  22. Field Coil Power Supply DIY
  23. Chokes in the return line - bypassing the HV problem?
  24. Turns ratios help needed on SMPS.
  25. Choose a AC to DC switching supply
  26. How do I best re-start an old power supply?
  27. How to wire a power indicator LED from a bipolar PSU?
  28. Is there a problem with this transformer, or the capacitors?
  29. +/- 15 volt power supply
  30. Choke BEFORE rectifier
  31. Schottky negative power supply?
  32. Choke power supply guidance
  33. Power supply
  34. Poly caps in place of electrolitcs?
  35. 12v Power Supply Build Request for Driverack PA2
  36. Inductor power rating
  37. wiring secondaries on a 1,5kw autotransformer
  38. Help with understanding electrical output/demand when using a computer PSU to 12v amp
  39. Power transformer repair or rewinding needed.
  40. Voltage Doubler PSU-Newbie
  41. Another Odd Power Transformer
  42. Transformers: two single secondary vs single dual secondaries
  43. I need power supply help, single winding transformer AC-DC
  44. sr-4a receiver amp
  45. sr-4a receiver amp
  46. Confused about DC supply board
  47. Is there any harm in using an overspecified power transformer?
  48. Power LDO PSU with TL431
  49. tapping 12v power suppy to 2 equipment
  50. Transformer for 1kW SMPS.
  51. Selecting Power Transformers for Tube Amp
  52. How to hookup an illuminated power switch or button
  53. Delay circuit, more delay time needed
  54. How to wire a rotary rheostat to my cooling fan
  55. Tip on noiseless transformer.
  56. Building my first PS
  57. dual-mono PSU question
  58. Just move the psu transformer to an external box... Easier said than done... Help!
  59. Amp goes off with the bass
  60. PSU for Metrum Octave nos dac
  61. PS to AMP6B from 41hz and Rasperry Pi
  62. Interesting Power Transformer
  63. speaker inductors used in psu?
  64. Pulling My Hair Out
  65. Multi Power Input Paths
  66. DC Mains filter to remove buzzing trafos
  67. Aragon 4004II - rewiring from 240V to 120V
  68. regulated or not for claas d?
  69. OK to wire the transformer this way?
  70. linn Valhala Power supply
  71. +-80 v SMPS -DIY READY
  72. determining a transformer's quality
  73. Transformer shielding, will this oversaturate?
  74. About AV receiver power cable?
  75. help on lt1085 dropping voltage on load
  76. Need comment on Simple Regulated PSU layout
  77. Adjusting for high mains voltage?
  78. Anyone identify this socket ???
  79. toroidal mechanical noise
  80. Extracting extra rail from one secondary to avoid unbalancing currents
  81. How to figure out toroid winding current capability?
  82. highest quality 1n4007 diode ?
  83. Looking for Transformer
  84. DIY regulated PSU
  85. 2500 Watt SMPS transfomer specs needed
  86. Quick newb question - transformer wiring
  87. half voltage from transformer
  88. Best regulated SMPS
  89. Building a Cyrus PSX
  90. Wireless power transfer
  91. toriodal load temp
  92. Wiring up a very small battery pack
  93. Tube preamp psu
  94. Replacing Mallory CGS capacitors in an APT power amp
  95. Parasound C2 keeps turning off
  96. How to make +/-17.5 v power supply?
  97. More transformer questions
  98. How to spec a Toroid Backwards??
  99. Z906 Logitech Problem Help!!!
  100. Klipsch RW-10d amp parts (BASH)
  101. Schottky vs ultrafast recovery diodes in DHT power supply
  102. psu for preamp
  103. 5x5 Super regulator
  104. 100 VOLT 20 AMPERE POWER SUPPLY
  105. Subwoofer power supply
  106. AC showing at 7812
  107. LM317 Regulators
  108. Shunt current regulator
  109. NAD T742 in protect from a power supply issue alone
  110. SMPS chassis advice
  111. One or two transformers?
  112. Maida HV supply output caps
  113. Simple power supply PCB layout question
  114. low voltage power supply build
  115. Tandem regulators
  116. How much power do I need?
  117. Basic Transformer Question
  118. Voltage Doubler Supply
  119. Digital noise coupling into analogue circuit?
  120. Power Supply Needed :(
  121. Am I doing wrong?psu
  122. 4 Slightly Different Models/Ratings of PSU Capacitor.. Which One? Please Help
  123. Vintage power supply query
  124. Quad 405 Transformer issues
  125. Any easy way to reduce mains from 122VAC to 110VAC?
  126. SHUNT PS: How to setup the output current for the load ?
  127. Confused!
  128. Choke input filter LCLC
  129. Power Supply Issue? (Sunfire Subwoofer)
  130. We done it wrongly, always (with pics to prove and sim to show)
  131. synchronous Rectifier for hard switched full bridge smps.
  132. Battery back up for Power supply
  133. Power supply capacitors
  134. 150v power supply, help needed
  135. SMPS Half-Bridge - High voltage ripple and large voltage drop
  136. suggestion on power supply
  137. any use for this 1kva 24V supply?
  138. What Linear Regulator Chips Have the Lowest Noise Figures?
  139. TDK-Lamda PFE700S - 2 to power audio amp
  140. Modified Jung regulator
  141. battery ps voltage/current margin question
  142. 12 Volt 30 Amp Power Supply
  143. Diy power supply for a tube guitar pedal
  144. Inductive Energy Transfer
  145. HV Pluggable Terminations?
  146. Designing a 170V power supply
  147. 12V TO 12V SMPS circuit topology choices
  148. Need reference design of a 5V 80W to 100W DC SMPS
  149. Mini 12v to +/-15v smps for op-amp supply.
  150. My Power Supply Build
  151. 12DCV to 24DCV with DC booster?
  152. psu setup single rail, dual rail confusion..
  153. Which is the load impedance that the transformer will see?
  154. Rush Multiplier
  155. Back to back toroidal transformers for a tube preamp
  156. 48V phantom supply for two old mic preamps - picture inside
  157. SSHV2 for negative voltage regulation??
  158. Need help for pioneer tuner power supply
  159. VU LED Power supply
  160. Designing an audio transformer for an underwater acoustic power amplifier for the pur
  161. Can Power Supply Electrolytic Capacitors cause interference?
  162. NTC Inrush Current Limiter Sizing
  163. Found Power Line Filter - Any Good?
  164. Simple power supply for a Relais
  165. Properly testing toroid using multimeter
  166. question about Black Pulsar power supply from THEL
  167. reasonable start???
  168. AUDIO RESAERCH Regulated PSU
  169. What type of ac connection is this?
  170. Ripple calculator or designer?
  171. Toroid transformer question.
  172. LESS voltage after rectifiers? What is wrong?
  173. Test point signals
  174. What is what inside my amp? (Pics)-I want to replace psu caps-
  175. A 'brick wall' filter for the +DC rail of a SMPS?
  176. Capacitors quality
  177. Toroidal transformer issue
  178. simple voltmeter without draining batteries
  179. question about ground using new (to me) old oscilloscope
  180. Beginner question about bridge
  181. Shure M268 preamp: Where do I inject battery power?
  182. Just brought one of these....
  183. Flyback SMPS with 555 Can't Regulate Output
  184. First 24V Power Supply
  185. 63 and 50 VA core size same?
  186. Adventures with 5A regulated voltage circuits
  187. Newbie with charge controller. Don't want to blow stuff up.
  188. Rise in capaticance
  189. Which bypass cap ?
  190. Building a PSU
  191. How to use this transformer with tube rectification
  192. Looking for DC/DC boost/inverter single IC for bipolar supply of OpAmps
  193. What is a "Electronic Choke"
  194. SLA battery charging advise, help!
  195. Example of a transformer driver for mosfet and IGBT
  196. Improving PSU of my old Philips CD371
  197. How and which 5V Power Supply
  198. Secondaries not to be used independently
  199. DC Blocker (mains) for high power amp
  200. Need Schematic for Power One F24-12-A
  201. Sonance Sonamp 260 power switch wires...which is which?
  202. MiniRegulator
  203. digital question
  204. X-Can v3 PSU
  205. power cord upgrades, and power conditioner
  206. Parasound ZampTorriodial Transformer
  207. Dumb question about remote PSU and chassis grounding
  208. does this make sense: SSR 1kHz switching regulator for PS rails?
  209. Is this switching power supply any good -
  210. using solid state relays on power supply rails
  211. Symmetric supply for a portable amplifier
  212. Supply for a PolkAudio PSW111
  213. recommend variable power supply kit (0-30V) for audio
  214. Am I overloading the diodes?
  215. Cascade APS90
  216. wierd ticking/clicking sound from switching power supply
  217. High Current regulated PSU using pass transistors
  218. SMPSU coil winding
  219. Switch Mode Supplies
  220. Discrete regulator design
  221. MUR860 needs heatsink?
  222. Troubleshoot subwoofer amplifier SMPS board with laboratory PSU
  223. HELP!! (Schottky or UltraFast) (SMPS feedback)
  224. SMPS Trouble Shooting Help Please
  225. Newbie Questions about transformer
  226. High Power Toroid Power Transformer Questions
  227. DC-DC converters for analog: high or low switching frequencies
  228. Common mode choke core type
  229. Phantom power supply from tube power transformer
  230. Balance mains question
  231. Linn Valhalla (PCAS 022) excess current problem
  232. One transformer per rail?
  233. Dual battery psu with low voltage switchover?
  234. Screen grid voltage regulator
  235. Super Regulator
  236. Connecting Two amp to a transformer
  237. Kicker kx700.5
  238. Help me solve my buzz, please!
  239. LT1963 simple pcb
  240. Gate driver transformers
  241. good PSU buffer caps
  242. Phase shift in gate drive transformer
  243. some electrolytic caps shootout
  244. buck converter
  245. Ampeg SVT-8 Pro Power Supply Help
  246. Help w/ vintage Marantz AC wiring
  247. Encasing my first power amp
  248. Really basic question...
  249. how to connect psu ground to isolated phono pre?
  250. PSU design filter (damped&smallC)-LC-RC

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