Sony SPP-M920 Primary, Руководство по обслуживанию

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Figure 3. High band Ceramic filter response
Figure 2. Low band Ceramic filter response
For this filter the insertion loss is less than 3dB at 902 to 905MHz while the 925 – 928MHz band has > 25dB attenuation. This filter is used
for the RX filter in the handset or the TX filter in the base. The high band filter characteristic is shown below. This filter is used for the
handset TX filter and base RX filter.
902-905MHz Passband
925-928MHz Reject Band
1015
815
10dB/div
0dB
925-928MHz Passband
902-905MHz Reject Band
1015
815
10dB/div
0dB