Icom IC-756PRO Service Manual

SECTION 1 SPECIFICATIONS
1 - 1
■ GENERAL
• Frequency coverage:
Receive 0.030–60.000 MHz*
1,
*
2
Transmit 1.800–1.999 MHz*
2
3.500–3.999 MHz*
2
7.000–7.300 MHz*
2
10.100–10.150 MHz*
2
14.000–14.350 MHz*
2
18.068–18.168 MHz*
2
21.000–21.450 MHz*
2
24.890–24.990 MHz*
2
28.000–29.700 MHz*
2
50.000–54.000 MHz*
2
*
1
Some frequency bands are not guaranteed.
*
2
Depending on version.
• Mode : USB, LSB, CW, RTTY, AM, FM
• Number of memory channels
: 101 (99 regular, 2 scan edges)
• Antenna connector : SO-239
✕ 2 and phono [(RCA); 50 Ω]
• Usable temp. range: –10˚C to +50˚C (14˚F to 122˚F)
• Frequency stability : Less than ±0.5 ppm from 1 min. after
power ON.
• Freq. resolution : 1 Hz
• Power supply : 13.8 V DC ±15 %
(negative ground)
requirement
• Current consumption:
Transmit max. power 23 A
Receive stand-by 3.0 A (typical)
max. audio 3.3 A (typical)
• Dimensions : 340 (W) ✕ 111(H) ✕ 285(D) mm
13
3
⁄8(W) ✕ 4
3
⁄8(H) ✕ 11
7
⁄32(D) in
• Weight : 9.6 kg (21 lb 1 oz)
• ACC 1 connector : 8-pin DIN connector
• ACC 2 connector : 7-pin DIN connector
• CI-V connector : 2-conductor 3.5(d) mm (
1
⁄8")
• Display : 5-inch (diagonal) TFT color LCD
■ TRANSMITTER
• Output power :
SSB/CW/RTTY/FM 5–100 W
AM 5–40 W
• Modulation system :
SSB PSN modulation
AM Low power modulation
FM Phase modulation
• Spurious emission : Less than –50 dB (HF bands)
Less than –60 dB (50 MHz band)
• Carrier suppression: More than 40 dB
• Unwanted sideband suppression: More than 55 dB
• ∆TX variable range : ±9.999 kHz
• Mic. connector : 8-pin connector (600 Ω)
• ELE-KEY connector: 3-conductor 6.35(d) mm (
1
⁄4")
• KEY connector : 3-conductor 6.35(d) mm (
1
⁄4")
• SEND connector : Phono (RCA)
• ALC connector : Phono (RCA)
■ RECEIVER
• Receive system : Triple-conversion superheterodyne
• Intermediate frequencies:
1st IF frequency 64.455 MHz
2nd IF frequency 455 kHz
3rd IF frequency 36 kHz
• Sensitivity :
SSB, CW, RTTY (at 2.4 kHz bandwidth)
1.8–29.99 MHz*
1
0.16 µV (10 dB S/N)
50.0–54.0 MHz*
2
0.13 µV (10 dB S/N)
AM (at 6.0 kHz bandwidth)
0.5–1.799 MHz 13 µV (10 dB S/N)
1.8–29.99 MHz*
1
2.0 µV (10 dB S/N)
50.0–54.0 MHz*
2
1.0 µV (10 dB S/N)
FM (at 15 kHz bandwidth)
28.0–29.99 MHz*
1
0.5 µV (12 dB SINAD)
50.0–54.0 MHz*
2
0.32 µV (12 dB SINAD)
*
1
Pre-amp 1 ON *
2
Pre-amp 2 ON
• Squelch sensitivity : (Pre-amp OFF)
SSB/CW/RTTY Less than 5.6 µV
FM Less than 1.0 µV
• Selectivity :
SSB/RTTY (at 2.4 kHz bandwidth)
More than 2.4 kHz/–6 dB
Less than 2.8 kHz/–60 dB
CW (at 500 Hz bandwidth)
More than 500 Hz/–6 dB
Less than 700 Hz/–60 dB
AM (at 6 kHz bandwidth)
More than 6.0 kHz/–6 dB
Less than 15.0 kHz/–60 dB
FM (at 15 kHz bandwidth)
More than 12 kHz/–6 dB
Less than 20 kHz/–60 dB
• Spurious and image: More than 70 dB
rejection ratio (except IF through in 50 MHz band)
• RIT variable range : ±9.999 kHz
• Audio output power : More than 2.0 W at 10 % distortion
(at 13.8 V DC) with an 8 Ω load
• PHONES connector: 3-conductor 6.35 (d) mm (
1
⁄4")
• EXT SP connector : 2-conductor 3.5 (d) mm (
1
⁄8") 8 Ω
■ ANTENNA TUNER
• Matching impedance range:
HF bands 16.7 to 150 Ω unbalanced*
1
50 MHz band 20 to 125 Ω unbalanced*
2
*
1
Less than VSWR 3:1; *
2
Less than VSWR 2.5:1
• Minimum operating input power:
HF bands : 8 W
50 MHz band : 15 W
• Tuning accuracy : VSWR 1.5:1 or less
• Insertion loss : Less than 1.0 dB
(after tuning)
All stated specifications are subject to change without notice or obligation.

Icom IC-756PRO Specifications

General

Brand	Icom
Model	IC-756PRO
Category	Transceiver
Language	English