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Specifications
FT-891 Operating Manual
Receiver
Circuit Type: SSB/CW/AM: Triple-conversion Superheterodyne
FM: Double Conversion Superheterodyne
Intermediate Frequencies: SSB/CW/AM: 1st: 69.450 MHz
2nd: 450 kHz
3rd: 24 kHz
FM: 1st: 69.450 MHz
2nd: 450 kHz
Sensitivity: SSB/CW
(
S/N 10 dB
)
0.16 μV
(
1.8 MHz - 30 MHz
)
0.16 μV
(
50 MHz - 54 MHz
)
AM
(
S/N 10 dB
)
5 μV
(
0.5 MHz - 1.8 MHz
)
1.6 μV
(
1.8 MHz - 30 MHz
)
1.6 μV
(
50 MHz - 54 MHz
)
FM
(
12 dB SINAD
)
0.35 μV
(
29 MHz, 50 MHz - 54 MHz
)
Selectivity Mode -6 dB -60 dB
SSB/CW 2.4 kHz or better 3.6 kHz or less
CW-N 500 Hz or better 750 Hz or less
AM 6 kHz or better 15 kHz or less
FM 12 kHz or better 30 kHz or less
(
-50dB
)
FM-N 9 kHz or better 25 kHz or less
(
-50dB
)
Maximum AF Output: 2.5 W into 4 ohms with 10% THD
Audio Output Impedance: 4 Ohms to 16 Ohms
(
8 Ohms: nominal
)
Conducted Radiation: Less than 4 nW
Specifications are subject to change, in the interest of technical improvement, without
notice or obligation, and are guaranteed only within the amateur bands.
Symbol placed on the equipment
Direct current
59


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