+
+
lffll
•
··J:t...!,!l-
~
•.
f..:lf-·~
T-to~
~,
-
~
r~
,
•
@
&
,.._a...,
.
{
.
;
~·.
!T
=
~
""""' " ' " "' . ..._
• •
w
•
;·
m
'
•"~'
~~~¥~~v
,,.
-
:
.
•
.
,.
Beat Frequency Oscillator
Type 1022
A signal generator covering the
range 20-20,000 Hz and designed
especially for acoustic and electro-
acoustic measurements. Logarithmic
sweep and automatic drive for
recording of frequency response
curves. The output signal can be
frequency modulated and controlled
by a compressor
loop.