Icom IC-718 - Manual (Page 56)

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54
SPECIFICATIONS
D General
• Frequency coverage : Receive
0.03–29.999999 MHz* 1
Transmit
1.800– 1.999999 MHz* 2
3.500– 3.999999 MHz* 2
7.000– 7.300000 MHz
10.100–10.150000 MH
14.000–14.350000 MHz
18.068–18.168000 MHz
21.000–21.450000 MHz
24.890–24.990000 MHz
28.000–29.700000 MHz
* 1 Guaranteed range: 0.5–29.999999 MHz
* 2 Varies according to version
• Mode : USB, LSB, CW, RTTY, AM,
• Number of memory : 101 (99 regular, 2 scan edges)
channels
• Frequency stability : Less than ±200 Hz from 1
min. to 60 min. after power
on. After that rate of stability
less than ±30 Hz/hr. at +25°C
( + 7 7 ° F ) . T e m p e r a t u r e
fluctuations 0°C to +50°C
(+32°F to +122°F) less than ±
350 Hz.
• Power supply : 13.8 V DC ±15%
requirement (negative ground)
• Current drain : Receive
(at 13.8 V DC) Standby 1.3 A
Max. audio 2.0 A
Transmit
Max. power 20.0A
• Operatable temp. range : –10°C to +60°C; +14°F to
+140°F
• Antenna connector : SO-239 (50 Ω)
• Dimensions : 240(W) × 95(H) × 239(D) mm
(projections not included) 9 7 ⁄
16
(W) × 3 3 ⁄
4
(H) × 9 13 ⁄
32
(D) in
• Weight (approx.) : 3.8 kg; 8 lb 6 oz
• ACC connector : 13-pin
• REMOTE connector : 2-conductor 3.5 (d) mm ( 1 ⁄
8
˝)
D Transmitter
• Output power :
SSB, CW, RTTY 2–100 W
AM 2–40 W
• Modulation system :
SSB Balanced modulation
AM Low level modulation
• Spurious emissions : Less than –50 dB below
peak output power
*Spurious freq.; Below 30 MHz: –50 dB
Above 50 MHz: –60 dB
NOTE: Limit in dB decreases linearly with thw logarithm of
frequency in the range 30 MHz to 50 MHz.
• Carrier suppression : More than 40 dB
• Unwanted sideband : More than 50 dB
• Microphone connector : 8-pin connector (600 Ω)
• Key connector : 3-conductor 6.5 (d) mm ( 1 ⁄
4
˝)
• SEND/ALC connector : Phono (RCA)
D Receiver
• Receive system : Double-conversion
superheterodyne system
• Sensitivity :
SSB, CW, RTTY 0.16 µV (1.8–29.999999 MHz)
AM 13 µV (0.5–1.799999 MHz)
2 µV (1.8–29.999999 MHz)
• Squelch sensitivity (threshold) :
SSB, CW, RTTY Less than 5.6 µV
• Selectivity :
SSB, CW, RTTY More than 2.1 kHz/–6 dB
Less than 4.5 kHz/–60 dB
AM More than 6 kHz/–6 dB
Less than 20 kHz/–40 dB
• Spurious and image rejection ratio:
More than 70 dB
(1.8–29.999999 MHz)
• RIT variable range : ±1200 Hz
• Audio output power : More than 2.0 W at 10%
(at 13.8 V DC) distortion with an 8 Ω load
• PHONES connector : 3-conductor 6.35 (d) mm ( 1 ⁄
4
˝)
• External SP connector : 2-conductor 3.5 (d) mm ( 1 ⁄
8
˝)
/8 Ω
All stated specifications are typical and subject to
change without notice or obligation.