HP 721A Operating And Servicing Manual page 3

Model 721A
SPECIFICATIONS
REGULATED
OUTPUT VOLTAGE:
0 to 30 volts dc, continuously variable
FULL LOAD
OUTPUT CURRENT:
150 ma over entire voltage range.
LOAD REGULATION:
With the meter monitoring voltage, the change in output voltage from no
load to full load is less than 0. 3% or 30mv whichever is the greater.
LINE REGULATION:
The change in output voltage for a change from nominal line voltage of
±10% is less than ±0. 3% or ±15 mv whichever is greater.
RIPPLE AND NOISE:
Less than 150 ^j.v rms.
OUTPUT IMPEDANCE:
Less than 0. 2 ohm in series with less than 30 ;ih with meter monitoring
voltage.
METER RANGES:
Full scale indications of: 10 ma, 30 ma, 100 ma, 300 ma, 10 v and 30 v.
OVERLOAD PROTECTION:
Maximum current selected by switch in four steps, 25 ma, 50 ma. 100 ma,
225 ma.
OUTPUT TERMINALS:
Three banana jacks spaced 3/4" apart. Positive and negative terminals
are isolated from chassis. A maximum of 400 volts may be connected
between ground and either output terminal.
POWER:
115/230 volts ±10%, 50 to 60 cps, 16 watts.
WEIGHT:
Net 4 lbs., shipping 7 lbs.
DIMENSIONS:
7" wide, 4-3/8" high, 5-1/4" deep.