6
2. Sinusoidal output voltage
Distortion < 1% over a supply voltage
of
14
to
18
V,
at
frequencies
of
20
Hz
-100 kHz.
Amplitude Oto 2 V
rms
(unIoaded)
Amplitude change due to a
change in the frequency
at
a
constant
battery voltage ± 2%
Amplitude change due to a
change in the batteryvoltage
(14 to
18
V)
at
a
constant
frequency ± 2%
Output
impedance O to 250 n (dependent on the position
of
the
amplitude control).
3. Square wave output vojtage
Amplitude O
to
4 V
p-p
when unloaded (superimposed
on
an
O
to
-2
V d.c. voltage). Continuously adjustable.
Amplitude cbange due
to
a
change in the frequency
at
a
constant
battery voltage ± 0.5%
Amplitude change due
to
a
change in the batteryvoltage
(14 to 18V)
at
a
constant
fre-
quency <
10
%
