Transmitter, Receiver, Transmitting – Kenwood TM-451A User Manual
Page 114
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Transmitter
TM-251A/251E
TM-451A/451E
Power output
High
50 W
35 W
Mid
Approx. 10 W
Approx. 10 W
Low
Approx. 5 W
Approx. 5 W
Modulation
Reactance
Spurious emissions
-60 dB or less
Maximum frequency deviation
±5 kHz
Audio distortion (at 60% modulation)
3% or less
Microphone impedance
600 n
Receiver
Circuitry
Double conversion superheterodyne
Intermediate frequency (1st/ 2nd)
45.05 MHz/ 455 kHz
Sensitivity (12 dB SINAD)
0.16 /jSJ or less
Selectivity (-6 dB)
12 kHz or more
Selectivity (-60 dB)
28 kHz or less
Squelch sensitivity
0.1 fjN or less
Audio output (8 ohms, 5% distortion)
2 W or higher
Audio output impedance
8 n
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