23
5 Specifications
RF front-end
Frequency range:
25.5 ... 35.5 MHz, other frequencies on request.
Tuning:
PLL synthesizer tuning.
Frequency accuracy:
± 100 Hz.
Usable sensitivity:
-116 dBm (0.5
μ
V).
Dynamic range:
>60 dB. In practice this means that a signal differing 5 kHz
or more with the buoy signal will do no harm at signal levels
below -50 dBm.
Receiver bandwidth:
1.2 kHz RF bandwidth, 160 Hz BW in the DSP.
Antenna input:
Coaxial BNC, 50
Ω
nominal input impedance.
Power Supply
Battery:
4 x 1.5 V penlite, type AA / LR6 / MN1500.
Consumption: Power
consumption approximately 600 mW.
Battery life:
≥
10 hours using Duracell Ultra alkaline batteries,
standby time approximate 1.5 years.
Digital backend
Link bit rate:
81.92 bits per second (HXV mode)
163.84 bits per second (HVA mode)
Type of modulation:
2FSK (HXV mode)
4FSK (HVA mode)
Display:
2 * 16 character liquid crystal display with backlight.
Output
Headphone output:
3.5 mm connector for 32
Ω
or 300
Ω
headphone.
Environmental
Temperature range:
-10...+50 °C.
Relative humidity:
10...80% (non condensing).
Weight: 1.2
kg.
Dimensions:
170 x 55 x 225 mm (W x H x D, excluding switches and knobs).
