Realistic STA-7 - Electrical Performance Specifications; AM Band Specifications; FM Band Specifications; FM Multiplex Section Specifications

1 . ELECTRICAL
PERFORMANCE
SPECIFICATIONS
AM BAND
Frequency
Coverage
IF
Antenna
Sensitivity for
S/N 20 dB
at
600
kHz
at 1000 kHz
at 1400 kHz
Terminal
Sensitivity
(20
dB S/N)
ACA
at S/N
6 dB Sensitivity
at 1000
kHz
S/N
Ratio
at 5
mV lnput
AGC Distortion
at 1000 kHz,100
mV/m lnput,80
%
mod.
AGC Figure-of-Merit
lF Rejection
at 600
kHz
lmage
Rejection
at 1400 kHz
Distortion
at 5 mV/m,
30 % mod.
Tape Out Level
5 mV/m lnput,
3A%
4OOHz
Fidelity
5 mV/m
lnput,
-O
dB down
(1
kHz
=
0 dB)
Whistle Modulation
of 2nd and
3rd
Harmonic
at
1000
pYlm
and 5000
pVlm
Calibration
at
600
kHz
at
1000 kHz
FM
BAND
Frequency
Coverage
IF
IHF
Sensitivity
at 90,98
and 106
MHz
FM
S/N
Ratio
at 98
MHz,
1 mV
lnput
FM
Limiting
Sensitivity
(-3
dB)
lF Rejection
Ratio
at 90
MHz
lmage Rejection
Ratio
at 106
MHz
Capture Ratio
at 90
MHz,
1 mV lnput
ACA
-+.
400 kHz,
100
pV
lnput
Audio
THD
400
H2,75
kHz
dev.
Calibration Accuracy
at
90
MHz
at
106
MHz
AFC Holding
Range
with
1 mV lnput
AM
Suppression,
AM
-
30%,
FM
-
10O%
Maximum
Signal Handling
Capacity
Tape
Out
Level,
75 kHz
dev.
1 mV lnput
All
sets
must meet the
requirements
of
FCC.
Frequency
response
must
meet
the 75
psec
de-emphasis
(50
psec
de-emphasis
for Australian
models).
FM
MPX
SECTION
Stereo I ndicator
Sensitivity
Separation
at 1 mV lnput
at 100 Hz
at 1 kHz
at 10
kHz
Stereo Distortion
at 1 mV 1 kHz
38
kHz
Rejection
SCA Rejection
Stereo
Output Level
(UL,
C.S.A.)
UNIT
(pV)
(dB)
(dB)
(dB)
%t
(dB)
(dB)
(mV)
UNIT
(kHz)
(kHz)
fuV/m)
(pVlm)
(pVlm)
(pv)
(dB
)
(dB)
('/"1
(dB)
(dB)
(dB)
%t
(mV)
(Hz)
%t
(kHz)
(kHz)
UNIT
(MHz)
(MHz)
(pV)
(dBf)
(dB)
(pv)
(dB)
(dB)
(dB
)
(dB)
e/,1
(kHz)
(kHz)
(kHz)
(dB
)
(mV)
(mV)
NOMINAL
510-1650
455
200
200
200
10
28
40
4
45
.32
45
1.5
210
20-3000
NOMINAL
86.5-
108.5
10.7
2.8
14.2
60
3.2
BO
50
3
45
0.5
r250
3B
200
630
L!MIT
520-1620
500
500
500
20
34
10
38
27
35
3.5
210
L
2.5
dB
50-2500
15
r_25
i.50
LIMIT
88- 1
08
5.0
19.2
55
7.1
70
45
6
30
1.0
r
500
r
500
r.330
30
100
630
r
2.5
dB
LIMIT
20
22
27
2A
2.O
48
560
r
2.5
dB
8
NOMINAL
10
29
34
26
0.6
55
80
560
-3-