PIRA 9B50.00 POWER SUPPLIES

DCS #DEMONSTRATIONREFERENCEABSTRACT
9B50.00Power Supplies
9B50.01direct coupled amp and power supplyAJP 30(10),738Apparatus Drawings Project No. 30A: Power supply with built in direct coupled amplifier (tube based).
9B50.10lab power supplyAJP 53(11),1116A circuit for a low cost 0 to 28 V, 0.5 A power supply.
9B50.11four output power supplyAJP 42(2),158Schematic for a four output, single transformer, dc power supply using IC regulators.
9B50.12high current supplyAJP 44(3),301Circuit for a 28 V dc 20 Amp power supply.
9B50.15inverterAJP 43(4),376Schematic for a 12 V dc to 115 V ac converter.
9B50.20precision adjustable dc standardAJP 34(10),xviTeam a Kelvin-Varley voltage divider with a constant voltage supply to obtain a precision adjustable dc voltage standard.
9B50.25precision voltage dividerAJP 38(6),769An inexpensive variation of the Kelvin-Varley divider has constant input impedance for all values of the voltage ratio.
9B50.30surplus power suppliesTPT 3(7),321Replace selenium rectifiers, use 400 cycle inverters with the 400 cycle aircraft equipment.
9B50.35keeping storage cells chargedAJP 35(10),xiPlug all storage cells into a charger on a timer that comes on for two hours every night at midnight.
9B50.40e/m power supplyAJP 28(9),815Power supply circuit for coils, tube.
9B50.40e/m power supplyAJP 45(5),495Independently regulated heater, focus, and plate supplies.
9B50.99capacitor discharge switchAJP 35(10),972Operate a gas pulse switch "backwards".

ReferenceDescription
M-1Sutton
Ma-1Freier & Anderson
M-1dHilton
8-2.8Meiners
1A12.01University of Minnesota Handbook
AJP 52(1),85American Journal of Physics
TPT 15(5),300The Physics Teacher
Disc 01-01The Video Encyclopedia of Physics Demonstrations

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