Table 7-10. Noise, Set Level, and Frequency Response Test
Test
Step
Test Procedure
Equipment
No.
TS-723(*)/U meter should indicate
1
Adjust FREQUENCY tuning dial
Function switch: NOISE.
TS421(*)/U:
exactly +20 dB.
for frequency of 1,000 Hz. Adjust
Signal input control: extreme clock-
F R E Q U E N C Y RANGE switch:
OUTPUT ATTENUATORS and
wise position.
Xl0.
AMPLITUDE controls for read-
Meter range switch
OUTPUT ATTENUATOR (DB)
ing of -20 dBm on ME-30(*)/U.
(0-100): 100.
to +20 DB.
OUTPUT ATTENUATOR (DB)
(0-10): 10.
LOAD: OFF.
IMPEDANCE switch: 600.
ME-30(*)/U:
Range selector switch: -20 DB.
TS-723(*)/U meter should indicate
Same as step 1 except: adjust FRE-
2
Same as step 1.
Same as step 1 except:
between 19 and 21 dBm.
QUENCY tuning dial for fre-
TS-421(*)/U:
quency of 20 Hz.
F R E Q U E N C Y RANGE switch:
xl.
Same as step 2.
Same as step 1, except adjust
Same as step 1.
Same as step 1, except:
3
FREQUENCY tuning dial for
TS-421(*)/U:
frequency of 20,000 Hz.
F R E Q U E N C Y RANGE switch:
200.
TS-723(*)/U meter should indicate
Same as step 1.
FUNCTION switch: SET LEVEL.
4
Same as step 1.
exactly 0 dBm.
METER range switch: 0 dB.
TS-723(*)/U meter should indicate
Vary frequency of TS-421(*)/U be-
Same as step 1.
Same as step 4.
5
between -1 and +1 dBm.
tween 20 and 20,000 Hz while
maintaining output level at -20
dBm as indicated on ME-
30(*)/U.
