RF characteristics

Table 15. Main RF characteristics

Item

Values / E-GSM

Values / DCS1800

Receive frequency range

925 ... 960 MHz

1805 ... 1880 MHz

Transmit frequency range

880 ... 915 MHz

1710 ... 1785 MHz

Duplex spacing

45 MHz

95 MHz

Channel spacing

200 kHz

200 kHz

Number of RF channels

174

374

Power class

4

1

Number of power levels

15

16

Transmitter characteristics

Table 16. Transmitter characteristics

Item

Values / E-GSM

Values / DCS1800

Type

Direct conversion, dual band, nonlinear, FDMA/TDMA

LO frequency range

3520 ... 3660 MHz

3420 ... 3570 MHz

Output power

+33 dBm ( 2.0 W ) peak

+30 dBm ( 1.0 W ) peak

Table 17. Output power requirements / E-GSM

Parameter

Min.

Typ.

Max.

Unit / Notes

Max. output power

33.0

dBm

Max. output power tolerance (power level 5)

+/- 2.0 +/- 2.5

dB, normal cond. dB, extreme cond.

Output power tolerance / power levels 6...15

+/- 3.0 +/- 4.0

dB, normal cond. dB, extreme cond.

Output power tolerance / power levels 16...19

+/- 5.0 +/- 6.0

dB, normal cond. dB, extreme cond.

Output power control step size

0.5

2.0

3.5

dB

Table 18. Output power requirements / DCS1800

Parameter

Min.

Typ.

Max.

Unit / Notes

Max. output power

30.0

dBm

Max. output power tolerance power level 0, ( 30dBm)

+/- 2.0 +/- 2.5

dB, normal cond. dB, extreme cond.

Output power tolerance / power levels 1...8, (28 ... 14 dBm)

+/- 3.0 +/- 4.0

dB, normal cond. dB, extreme cond.

Output power tolerance / power levels 9...13, (12 ... 4 dBm)

+/- 4.0 +/- 5.0

dB, normal cond. dB, extreme cond.

Output power tolerance / power levels 14 and 15, (2 and 0dBm)

+/- 5.0 +/- 6.0

dB, normal cond. dB, extreme cond.

Output power control step size

0.5

2.0

3.5

dB

3. RF+System Module KL8 Technical Documentation

Output power is measured from the external antenna connector. In the dualslot mode the power levels of adjacent time slots must be individually and arbitrarily controllable.

Receiver characteristics

Table 19. Receiver characteristics

Item

Values / E-GSM

Values / DCS1800

Type

Linear, direct conversion, dual band, FDMA/TDMA

LO frequencies

3700 ... 3840 MHz

3610 ... 3760 MHz

Typical 3 dB bandwidth

+/- 104 kHz

+/- 104 kHz

Sensitivity

min. - 102 dBm , S/N >8 dB

min. - 102 dBm , S/N >8 dB

PAMS RAE-5

Technical Documentation 3. RF+System Module KL8

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