Specifications - Icom IC-7400 Instruction Manual

15

SPECIFICATIONS

• General
• Frequency coverage
Receive
Transmit
* 1 Some frequency ranges are not guaranteed.
* 2 Depending on version.
• Mode
• No. of memory ch.
• Antenna connector
• Operating temp. range : –10˚C to +60˚C ; +14˚F to +140˚F
• Frequency stability
• Frequency resolution
• Power supply
• Power consumption
Transmit
Receive
• Dimensions
(projections not incl.)
• Weight (approx.)
• ACC 1 connector
• ACC 2 connector
• DATA connector
• CI-V connector
• Transmitter
• Output power
(continuously adjustable)
SSB/CW/RTTY/FM
AM
• Modulation system
SSB
AM
FM
• Spurious emission
• Carrier suppression
• Unwanted sideband
suppression
• ∂TX variable range
• Mic. connector
• ELEC-KEY connector
• KEY connector
• SEND connector
• ALC connector
99
:
(Unit: MHz)
0.030– 60.000000* 1 * 2
144.000– 146.000000
1.800– 1.999999* 2
3.500– 3.999999* 2
7.000– 7.300000* 2
10.100– 10.150000* 2
14.000– 14.350000* 2
18.068– 18.168000* 2
21.000– 21.450000* 2
24.890– 24.990000* 2
28.000– 29.700000* 2
50.000– 54.000000* 2
144.000– 146.000000
: USB, LSB, CW, RTTY, AM, FM
: 102
(99 regular, 2 scan edges and 1
call)
: SO-239×3
(2 for HF/50 MHz and 1
for 144 MHz; 50 Ω)
: Less than ±7 ppm from 1 min. to
60 min. after power ON. After
that, rate of stability is less than
±1 ppm/hr. at 25˚C .
(+77˚F)
Temperature fluctuations 0˚C to
+50˚C less than
(+20˚F to +122˚F)
±5 ppm.
: 1 Hz
: 13.8 V DC ±15%
(negative ground)
:
Max. power 23.0 A
Standby 2.2 A
Max. audio 3.0 A
: 287(W)×120(H)×316.5(D) mm
5 23 15
13 ⁄ (W)×4 ⁄ (H)×12 ⁄ (D) in
16 32 32
: 9.0 kg; 19 lb 13 oz
: 8-pin DIN connector
: 7-pin DIN connector
: Mini DIN 6-pin
1
: 2-conductor 3.5 (d) mm ( ⁄
8
:
Less than 5 to 100 W
Less than 5 to 40 W
:
PSN modulation
Low power modulation
Phase modulation
: 50 dB
(HF bands)
60 dB
(50/144 MHz)
: 40 dB
: 55dB
: ±9.99 kHz
: 8-pin connector (600 Ω)
")
1
: 3-conductor 6.35(d) mm ( ⁄
4
")
1
: 3-conductor 6.35(d) mm ( ⁄
4
: Phono
(RCA)
: Phono
(RCA)
• Receiver
• Receive system
• Intermediate frequencies:
1st
2nd
3rd
• Sensitivity
(typical)
SSB, CW, RTTY
(10 dB S/N)
AM
(10 dB S/N)
FM
(12 dB SINAD)
* 1 Pre-amp 1 is ON, *
• Squelch sensitivity
SSB, CW, RTTY
FM
• Selectivity
SSB
(BW: 2.4 kHz)
CW
(BW: 500 Hz)
RTTY
(BW: 350 Hz)
AM
(BW: 6 kHz)
FM
(BW: 15 kHz)
• Spurious and image rejection ratio:
HF/50 MHz
144 MHz
• AF output power
(at 13.8 V DC)
• RIT variable range
• PHONES connector
• Ext. SP connector
")
• Antenna tuner
• Matching impedance range:
HF bands
50 MHz band
• Minimum operating input power
• Tuning accuracy
• Insertion loss
All stated specifications are typical and subject to change without no-
tice or obligation.
: Triple conversion
superheterodyne system
64.455 MHz
455 kHz
36 kHz
:
0.16 µV* 1
(1.80–29.99 MHz)
0.13 µV*
2
(50 MHz)
0.11 µV* 3
(144 MHz)
13 µV
(0.5–1.799 MHz)
2 µV* 1
(1.80–29.99 MHz)
1 µV * 2 * 3
(50 /144 MHz)
0.5 µV* 1
(28.0–29.99 MHz)
0.25 µV* 2
(50 MHz)
0.18 µV* 3
(144 MHz)
2 Pre-amp 2 is ON, * 3 Pre-amp is ON
:
(Pre-amp: OFF)
Less than 5.6 µV
Less than 1.0 µV
:
More than 2.4 kHz/–6 dB
Less than 3.6 kHz/–60 dB
More than 500 Hz/–6 dB
Less than 700 Hz/–60 dB
More than 360 Hz/–6 dB
Less than 650 Hz/–60 dB
More than 6.0 kHz/–6 dB
Less than 15.0 kHz/–60 dB
More than 12.0 kHz/–6 dB
Less than 20.0 kHz/–60 dB
More than 70 dB
(except IF through
on 50 MHz band)
More than 60 dB
: More than 2.0 W at 10% distortion
with an 8 Ω load
: ±9.99 kHz
: 3-conductor 6.35 (d) mm (
: 2-conductor 3.5 (d) mm (
16.7 to 150 Ω unbalanced
(Less than VSWR 3:1)
20 to 125 Ω unbalanced
(Less than VSWR 2.5:1)
: 8 W
(HF bands)
15 W
(50 MHz band)
: VSWR 1.5:1 or less
: Less than 1.0 dB
(after tuning)
")
1
⁄
4
")/8 Ω
1
⁄
8