1 - 2
■ 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.
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