Specifications - Realistic trc-448 Service Manual

40 - channel mobile transceiver
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SPECIFICATIONS
DESCRIPTION
CONDITION
NOMINAL
LIMIT
TRANSMITTER
Frequency Tolerance
AM
SSB
RF Output
AM
SSB
Modulation Distortion
Spurious Harmonic Emission AM
SSB
Carrier Suppression
SSB
Unwanted Sideband Suppression
Current Drain
Modulation Frequency Response
Carrier Power Uniformity
MIC Input Level Uniformity
Intermodulation Distortion
MIC Input Level Uniformity
Microphone Sensitivity
AMC Range
13.8 V DC
13.8 V DC
80% MOD 1 kHz
2.5 kHz (SSB)
No Modulation (AM)
(SSB)
80% MOD (AM)
10 W PEP Two-Tone (SSB)
1 kHz
0 dB
Lower
450 Hz
Upper
2.5 kHz
Ch-to-Ch with No MOD
Ch-to-Ch for 4 W Output,
500 and 2500 Hz Two-Tone
LSB/USB 4 W Output
1.5 kHz Single Tone
AM 50% MOD
SSB 4 W PEP
AM
50 - 100% MOD
SSB 10 - 12 W PEP
1000Hz Single-Tone
±0.0003%
±0.0003%
3.8 W
(4 watts max.)
12 W PEP
3%
-65 dB
-
65 dB
-
50 dB
-50 dB
1500 mA
1000 mA
2000 mA
2500 mA
AM SSB -6 dB
AM SSB -6 dB
AM
0.3 W
SSB 2 dB
30 dB
1 dB
0.7 mV
0.7 mV
50 dB
20 dB
±0.005%
±0.005%
3.5 - 4.0 W
10 - 12 W
10°/©
-60 dB
-
60 dB
-40 dB
-40 dB
2000 mA
1500 mA
2600 mA
3000 mA
AM -10 dB SSB -14 dB
AM SSB -10 dB
0.5 W
3 dB
25 dB
3 dB
1.5 mV
1.5 mV
30 dB
10 dB
RECEIVER
Max. Sensitivity
Sensitivity
AGC Figure of Merit
Overload AGC Characteristics
Overall Audio Fidelity
Cross Modulation RS Standard
Adjacent Channel Selectivity
Maximum Audio Output Power
Audio Output Power
THD
AM
THD
SSB
AM
SSB
10 dB S/N
AM
SSB
50 mV 10 dB
AM
SSB
10 mV to 100 mV
AM
SSB
at 6 dB Down
Upper Frequency
AM
SSB
Lower Frequency
AM
SSB
AM
10 kHz
AM
SSB
AM
SSB
10% THD
SSB
AM
500 mW Output 1 mV
Input 30% (MOD)
80% (MOD)
1 mV Input 1 kHz
Single Tone
0.5 µV
0.25 µV
0.5 AV
0.25 AV
90 dB
90 dB
±2 dB
±2 dB
2100 Hz
3500 Hz
300 Hz
300 Hz
60 dB
80 dB
90 dB
5 W
5W
3.5 W
3.5W
3%
5%
3%
1 AV
0.50
1 AV
0.5 µV
80 dB
80 dB
±5 dB
-
± 5 dB
1750 - 2500 Hz
1750' 2500 Hz
150 - 500 Hz
150 - 500 Hz
50 dB
60 dB
60 dB
4 W
4W
3 W
3W
6%
12%
6%

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