Chapter 5 175
Specifications
RF Input/Output
5. Specifications
RF Input/Output
RF Signal Generator
Maximum Safe Reverse Power
(peak):
+41 dBm (12.6 W; CW; supplemental characteristic)
Impedance: 50 Ω nominal
Input SWR: ≤1.5:1
Connector: N-type, female
Frequency Range: 935 MHz to 960 MHz (GSM downlink)
925 MHz to 960 MHz (E-GSM downlink)
1805 MHz to 1880 MHz (DCS1800 downlink)
1930 MHz to 1990 MHz (PCS1900 downlink)
Frequency Resolution: 200 kHz at channel frequency
Frequency Accuracy: Same as frequency reference
Output Level Range: −110.0 dBm to −50.0 dBm in 0.5 dB steps
Output Level Accuracy: ±1.0 dB for GSM/E-GSM (±0.6 dB typical at 25 °C)
±1.3 dB for DCS1800 (±0.6 dB typical at 25 °C)
±1.5 dB for PCS1900 (±0.8 dB typical at 25 °C)
0.3 GMSK Modulation: PN9 (with training sequence), all 0, Off (CW sinewave)
Phase Error <3° rms supplemental characteristics
Peak Phase Error: <6 ° peak supplemental characteristics
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