America Inc. Fish Finder User Manual

14
37
SPECIFICATIONS
DD
General
Minimum range : 25 m; 82 ft (when measurement range is
1
8 NM)
Maximum range : 36 NM (MR-1000RII; when measurement range is 36 NM)
48 NM (MR-1000TII; when measurement range is 48 NM)
Measurement range :
1
8,
1
4,
1
2,
3
4, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 32, 36,
48* (NM) *MR-1000TII only
Preheat time :
90 sec.
Connection length between display and scanner unit : 15 m; 49
7
32 ft (MR-1000RII),
20 m; 65
5
8 ft (MR-1000TII, optional for MR-1000RII),
30 m; 98
7
16 (optional)
DD
Scanner unit
EX-2714 (Radome)
Type : 2 feet Slotted Waveguide Array, enclosed in a radome.
Rotation speed (typical) : 24 rpm, 36 rpm, 48 rpm (typ.)
Beam width (typical) : Horizontal beam 4˚ (typ.)
Vertical beam 22˚ (typ.)
Side lobe (typical) : 18 dB
Polarization : Horizontal
Transmission frequency : 9410 MHz ±30 MHz P0N
Peak output power : 4 kW
Pulse width : 80 nS/2880 Hz, 80 nS/2160 Hz, 250 nS/2160 Hz,
350 nS/2160 Hz, 900 nS/720 Hz.
Mixer and Local Oscillator : Microwave Integrated Circuit
Transmitting Tube : Magnetron MAF1421B
Modulator : FET switching
Duplexer : Circulator
Tuning system : Automatic/manual selectable
Intermediate frequency : 60 MHz
IF Band width : 10 MHz, 3 MHz
Dimensions : 607 (Ø)×243 (H) mm; 23
29
32 (Ø)×9
9
16 (H) in
Usable temperature range : 25˚C to +70˚C; 13˚F to 158˚F
Relative Humidity : Less than 95% at 35˚C (+95˚F)
Weight : Approx. 8 kg; 17
5
8 lb (without cable)
EX-2780 (Open array)
Type : 120 cm Slotted Waveguide Array
Rotation speed (typical) : 24 rpm, 36 rpm, 48 rpm (typ.)
Beam width (typical) : Horizontal beam 2˚ (typ.)
Vertical beam 25˚ (typ.)
Side lobe (typical) : 24 dB
Polarization : Horizontal
Transmission frequency : 9410 MHz
±30 MHz P0N
Peak output power : 4 kW
Pulse width : 80 nS/2880Hz, 80 nS/2160 Hz, 250 nS/2160 Hz,
350 nS/2160 Hz, 900 nS/720 Hz.
Mixer and Local Oscillator : Microwave Integrated Circuit
Transmitting Tube : Magnetron MAF1421B
Modulator : FET switching
Duplexer : Circulator
Tuning system : Automatic/manual selectable
Intermediate frequency : 60 MHz
IF Band width : 10 MHz, 3 MHz
Diameter of rotation/height : 1205/381 mm; 47
7
16/15 in
Usable temperature range : 25˚C to +70˚C; 13˚F to 158˚F
Relative Humidity : Less than 95% at 35˚C (+95˚F)
Weight : Approx. 17 kg; 37
15
32 lb (without cable)
MR-1000R2_T2.qxd 04.2.24 10:22 Page 37