Specifications - Icom IC-RX7 Service Manual

SECTION 1
D General
• Frequency coverage :
USA
Other than USA
• Number of memory channels : 1600 channels (Memory channels)
• Receive modes : FM, AM, WFM
• Frequency resolu ion : 5, 6.25, 7.5, *8.33,*9, 10, 12.5, 15, 20,
*selectable depending on the operating frequency band.
• Operating temperature range : –10°C to +60˚C; +14˚F to +140˚F
• Reference frequency stability : ±6 ppm
• Power supply requirement : BP-244 (Li-Ion battery pack),
(Negative ground)
• Current drain (backlight OFF with BP-244 (3.7 V DC):
rated audio
receive standby
power saved
• Antenna connector type : SMA
: 50 Ω (unbalanced)
• Antenna impedance
: 57(W) × 128(H) × 23(D) mm
• Dimensions (proj. not included)
• Weight : 200 g; 7.1 oz (with the ant. and BP-244)
(approx.)
• AF output power : More than 600 mW
(at 3.7 V DC)
• Ext. speaker connector : 3-conductor 3.5 (d) mm (

SPECIFICATIONS

(Unit: MHz)
0.150–821.995, 851.000–866.995,
896 000–1300.000
0.150–1300.000
200 channels (Auto write channels)
25 channels (Scan edge channels)
25, 30, 50, 100, 125, 200 kHz
(–10 ˚ C to +60 ˚ C; +14˚F to +140˚F)
BP-262 (3 AA (LR6) alkaline cells) or
5.1 to 6.9 V DC (with CP-18A/E)
150 mA typical
100 mA typical
35 mA typical
2 1 ⁄ (W)×5 1 ⁄ (H)× 29 ⁄ (D) in
4 32 32
at 70% modulation,
10% distortion with an 8 Ω load
")/8
Ω
1
⁄
8
D Receiver
• Receive system
• Intermediate frequencies
• Sensitivity (except spurious points)
FM (1 kHz/3.5 kHz Dev.; 12 dB SINAD)
1.625–4.995 MHz
5.000–246.995 MHz
247.000–832.995 MHz
833.000–1300.000 MHz
851.000–866.995 MHz
896.000–1300.000 MHz
WFM (1 kHz/52.5 kHz Dev.; 12 dB SINAD)
76.000–108.000 MHz
175.000–221.995 MHz
470.000–770.000 MHz
AM
(1 kHz/30% MOD.; 10 dB S/N)
EXT-ANT (DX)
0.495–4.995 MHz
5.000–29.995 MHz
118.000–136.000 MHz
222.000–246.995 MHz
247.000–329.995 MHz
• Selectivity
AM/FM
WFM
1 - 1
: Triple-conversion superheterodyne
: 1st : 429.1 MHz,
2nd : 19.65 MHz (FM/AM),
20.75 MHz (WFM)
3rd : 450 kHz (FM/AM),
1.55 MHz (WFM)
:
Less than 0 56 μV
Less than 0.4 μV
Less than 0 56 μV
Less than 0.79 μV (Except USA version)
Less than 1 3 μV (USA version only)
Less than 0.79 μV (USA version only)
Less than 1 8 μV
Less than 1 8 μV
Less than 2 5 μV
Less than 2 5 μV
Less than 1 8 μV
Less than 1 8 μV
Less than 1 8 μV
Less than 1 8 μV
:
More han 15 kHz/–9 dB
Less than 30 kHz/–60 dB
More han 150 kHz/–6 dB