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Receiver
• Receive system
HF/50/144/430 MHz band : Double superheterodyne system
1200 MHz band
†
: Triple superheterodyne system
• Intermediate frequencies
1st
:
64.455 MHz
(HF/50 MHz band)
10.850 MHz
(144 MHz band)
71.250 MHz
(430 MHz band)
243.950 MHz
(1200 MHz band)
†
2nd
:
36 kHz
(HF/50/144/430 MHz)
10.950 MHz
(1200 MHz)
†
3rd
:
36
kHz
(1200 MHz)
†
• Sensitivity
SSB, CW
: 0.16 µV
(1.80–29.99 MHz)
*
1
(10 dB S/N) BW=2.4 kHz
0.13 µV
(50.0–54.0 MHz)
*
2
0.11
µV
(144/430/1200
†
MHz)
AM
(10 dB S/N)
:
12.6
µV
(0.5–1.799 MHz)
*
1
BW=6 kHz
2.0 µV
(1.80–29.99 MHz)
*
1
1.6 µV
(50.0–54.0 MHz)
*
2
1.4
µV
(144/430 MHz)
FM
(12 dB SINAD)
:
0.5
µV
(28.0–29.7 MHz)
*
1
BW=15 kHz
0.32
µV
(50.0–54.0 MHz)
*
2
0.18
µV
(144/430/1200
†
MHz)
DV
(1% BER)
:
1.0
µV
(28.0–29.7 MHz)
*
1
CH Space=12.5 kHz
0.63
µV
(50.0–54.0 MHz)
*
2
0.35
µV
(144/430/1200
†
MHz)
• Squelch sensitivity
Frequency band
Squelch sensitivity
HF
SSB : Less than 5.6 µV*
1
FM
: Less than 0.3 µV*
1
50 MHz
SSB : Less than 5.6 µV*
2
FM
: Less than 0.3 µV*
2
144/430 MHz
SSB : Less than 1.0 µV
FM
: Less than 0.18 µV
1200 MHz
†
SSB : Less than 1.0 µV
FM
: Less than 0.18 µV
*
1
Preamp 1 is ON.
*
2
Preamp 2 is ON.
• Selectivity (IF fi lter shape is set to SHARP.)
SSB (BW: 2.4 kHz)
: More than 2.4 kHz/–6 dB
Less than 3.4 kHz/–40 dB
CW (BW: 500 Hz)
: More than 500 Hz/–6 dB
Less than 700 Hz/–40 dB
RTTY (BW: 500 Hz)
: More than 500 Hz/–6 dB
Less than 800 Hz/–40 dB
AM (BW: 6 kHz)
: More than 6.0 kHz/–6 dB
Less than 10.0 kHz/–40 dB
FM (BW: 15 kHz)
: More than 12.0 kHz/–6 dB
Less than 22.0 kHz/–40 dB
DV
(CH space: 12.5 kHz) : More than –50 dB
• Spurious and image rejection ratio
HF/50 MHz band*
: More than 70 dB
*except IF through on 50 MHz band
144/430 MHz band
: More than 60 dB
1200 MHz band
†
: More than 50 dB
• AF output power
: More than 2.0 W at 10%
(at 13.8 V DC)
distortion with an 8
Ω
load
• AF output impedance
: 8
Ω
• RIT variable range
: ±9.999 kHz
• PHONES connector
: 3-conductor 6.35 (d) mm (
1
⁄
4
″
)
• External SP connector
: 2-conductor 3.5 (d) mm
(
1
⁄
8
″
)/8
Ω
• DSP ANF attenuation
: More than 30 dB
(with 1 kHz single tone)
• DSP MNF attenuation
: More than 70 dB
• DSP NR attenuation
: More than 6 dB
(noise rejection in SSB)
■
Antenna tuner
• Matching impedance range
HF bands
: 16.7 to 150
Ω
unbalanced
(Less than VSWR 1:3)
50 MHz band
: 20 to 125
Ω
unbalanced
(Less than VSWR 1:2.5)
• Minimum operating input : 8 W (HF bands)
power
15 W (50MHz band )
• Tuning accuracy
: VSWR 1:1.5 or less
• Insertion loss
: Less than 1.0 dB
(after tuning at RF power 100 W)
All stated specifications are typical and subject to change without notice or obligation.