EUW-15 Universal Power Supply

The Heathkit model EUW-15 Universal Power Supply serves two purposes; it is both
a well regulated power supply for general laboratory applications, and an experimental
unit that can provide many different types of power supply circuits.

SPECIFICATIONS
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B+ Volts Output:

Voltage . . . . . . . . . . . . . . . . .  200 to 350 volts DC regulated

Current . . . . . . . . . . . . . . . . .  0 to 100 milliamps continuous; 125 milliamps intermittent

Filament Voltage Output . . . .	. . . . .  6.3 volts AC at 3 amperes

B+ Regulation . . . . . . . . . . . . . .  Output variation is less than 1% from no load
					   to full load at 300 volts. Output variation is
					   less than +/- 1 volt for a +/- 10 volt variation
					   of the AC line input

B+ Ripple . . . . . . . . . . . . . . . .  Less than 10 millivolts RMS ripple, jitter and noise

B+ Output Impedance . . . . . . . . . . .  Less than 10 ohms from 5 – 100,000 Hz

Divider Voltages (Unregulated)		   Approximately 500, 400, 300, 200, and 100 volts

Voltage Divider	. . . . . . . . . . . . .  Internal, using five 1500 ohm 10 watt resistors; also can
					   be used as a variable internal load

Variable Load . . . . . . . . . . . . . .  Voltage divider can be connected as a variable load,
					   but current must not exceed 80 milliamperes

Tube Compliment	. . . . . . . . . . . . .  1 - 6L6GC -- series regulator
					   1 - 6BH6 -- control amplifier
					   1 - OB2 -- voltage regulator

Controls and Switches . . . . . . . . . .  DIVIDER VOLTAGE (or variable load switch)
					   DIVIDER-REGULATOR switch
					   REGULATOR VOLTAGE (MIN—MAX) control
					   POWER (ON—OFF) switch
					   HIGH VOLTAGE (ON—OFF) switch
					   PRIMARY VOLTAGE SWITCH (on the chassis)

Output Terminals. . . . . . . . . . . . .  DC+ and DC-
					   Filament (6.3 VAC)
					   Meter
					   Chassis ground

Power Requirements. . . . . . . . . . . .  105 to 125 volts AC, 50/60 Hertz - 85 watts maximum

Dimensions. . . . . . . . . . . . . . . .  8-1/4” wide, 12-1/5” deep, 6-1/2” high

Net Weight. . . . . . . . . . . . . . . .  13 lbs.