Commtech wireless Mercury 8-Line Specifikace stáhnout pdf (Strana 11)

Manual Mercury 8-line Synthesised

4.4 Specifications

Note: Specifications subject to change to any notice

Electrical Specification

Rx Frequency...............................................................................135-175, 276-284, 406-478, 925-932

Nominal Battery Life.............................................................more than 30 days (‘AAA’ alkaline battery)

Technical Specification

Code Format.............................................................................................................................POCSAG

Bit Rate......................................................................................................................512/1200/2400bps

Number of Cap codes............................................................................................................................6

Channel Space Receiver:.....................................................................................................12.5/25KHz

Modulation Method...................................................................................................................FSK-NRZ

Maximum Sensitivity........................................................................................................512bps 5mV/m

.......................................................................................................................................1200bps 7mV/m

.......................................................................................................................................2400bps 9mV/m

Optimal Deviation...................................................................................................................+/- 4.5KHz

Frequency Stability .......................................................+10ppm (VHF), 5ppm (UHF), 3ppm (930 MHz)

Selectivity......................................................................................................................................>65dB

Image Rejection ............................................................................................................................>52dB

Spurious Rejection .......................................................................................................................>60dB

Intermodulation .............................................................................................................................>50dB

Alert Tone Level ................................................................................More than 75dB in 30cm distance

Nominal Battery ....................................................................................................‘AAA’ alkaline battery

Low Battery Voltage.........................................................................................................................1.1V

LCD.................................................................................................8 line x 21chars or 4 line x 17 chars

Max Messages....................................................................................................................................60

Max chars per message....................................................................................................................500

Backlight.................................................................................................................................White LED

Alarm.....................................................................................................................................Daily alarm

Duplicate message rejection ..............................................................................................................yes

Mechanical Specification

Unit size (mm):....................................................................................72mm(L) × 53mm(W)× 19mm(H)

....................................................................................................2.8 inch(L) x 2.0inch(W) x 0.75inch (H)

Weight..............................................................................................................................65grams / 2oz

No. of Keys:...........................................................................................................................................4

1 2 ... 6 7 8 9 10 11

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Commtech wireless Mercury 8-Line Specifikace Strana 11

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