Mic ETS2228 Bedienungsanleitung PDF herunterladen (Seite 27)

ETS2228 Maintenance Manual

3.5 Parameter Indices

1 .Performance Indices

 Primary indices of the receiving unit:

（1）Basic indices

（2）Frequency range: Work frequency 869MHZ--894MHZ MHz

（3）Noise coefficient under sensitivity condition: <=7.5dB (Note: Including the loss from

duplexer)

（4）Linearity requirement

（5）Sensitivity capability indices：≤-106dBm/1.23MHz

（6）Amplitude frequency characteristics

（7）Amplitude range：<±1dB, within 1.23MHz（After being calibrated）

（8）double-work distance：10MHz

（9）channel distance：25 KHz

 Primary indices of the emission unit:

（1）Frequency range: 824MHZ～849MHZ MHz

（2）Maximum emission power:>23dBm

（3）Maximum linearity output power: 28 dBm

（4）ACLR requirement：-42dBc/30KHZ@885KHZ～1.98MHZ

-56dBc/30KHZ@1.98MHZ～4MHZ

（5）In-band low-noise requirement

Under the condition of the minimum output power, the low noise should be lower than

-54dBm/1.23MHZ

 PLL indices:

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 42 43

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Mic ETS2228 Bedienungsanleitung Seite 27