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Circuit Type: SSB/CW/AM: Triple-conversion Super heterodyne
FM/C4FM: Double-conversion Super heterodyne
Intermediate Frequencies: 40.455 MHz
SSB/CW/AM: 69.450 MHz/9.000 MHz/24 kHz
FM/C4FM: 69.450 MHz/450 kHz
Sensitivity: SSB/CW
(
BW: 2.4 kHz, 10 dB S+N/N
)
0.158 µV
(
1.8 - 30 MHz
)
(
AMP 2 “ON”
)
0.125 µV
(
50 - 54 MHz
)
(
AMP 2 “ON”
)
0.11 µV
(
144 - 148 MHz
)
0.11 µV
(
430 - 450 MHz
)
AM
(
BW: 6 kHz, 10 dB S+N/N, 30 % modulation @400 Hz
)
5 µV
(
0.5 - 1.8 MHz
)
(
AMP 2 “ON”
)
1.6 µV
(
1.8 - 30 MHz
)
(
AMP 2 “ON”
)
1.25 µV
(
50 - 54 MHz
)
(
AMP 2 “ON”
)
FM
(
BW: 15 kHz, 12 dB SINAD
)
0.35 µV
(
28 - 30 MHz
)
(
AMP 2 “ON”
)
0.35 µV
(
50 - 54 MHz
)
(
AMP 2 “ON”
)
0.18 µV
(
144 - 148 MHz
)
0.18 µV
(
430 - 440 MHz
)
There is no specication for frequency ranges not listed.
Squelch Sensitivity
(
TYP.
)
: SSB/CW/AM 1.0 µV
(
1.8 - 30 MHz, 50 - 54 MHz
)
(
AMP2 “ON”
)
1.0 µV
(
144 - 148 MHz, 430 - 450 MHz
)
FM 0.35 µV
(
28 - 30 MHz, 50 - 54 MHz
)
(
AMP2 “ON”
)
0.125 µV
(
144 - 148 MHz, 430 - 450 MHz
)
There is no specication for frequency range not listed.
Selectivity: Mode –6 dB –60 dB
CW/RTTY/PKT 0.5 kHz or better 750 Hz or less
SSB 2.4 kHz or better 3.6 kHz or less
AM 6 kHz or better 15 kHz or less
FM 12 kHz or better 30 kHz or less
(
–50 dB
)
Image Rejection: 70 dB or better
(
1.8 MHz - 50 MHz Amateur bands
)
60 dB or better
(
144/430 MHz Amateur band
)
Maximum Audio Output: 2.5 W into 4 Ohms with 10% THD
Audio Output Impedance: 4 to 8 Ohms
(
4 Ohms: nominal
)
Conducted Radiation: Less than 4 nW
Direct current
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