FRIENDCOM FC-302 U2 Podręcznik użytkownika - Strona 5
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RX Sensitivity (12dB SINAD)
ACS
Image Rejection
IF Rejection
Spurious Rejection
Intermodulation Suppression
Conducted Spurious Emission
Receiving Audio Distortion
6.25KHz Channel Spacing
RX SNR
12.5KHz Channel Spacing
Audio Output Power
3 Interfaces
the Radio
of
DB-9 and DB-15 are our basic interfaces of FC-302 U2 radio as shown in below pictures.
Standard DB9 interface
Standard DB9 and Standard DB15 is only used for voice transmission. The Pin definition of DB9 is the same
with definition of Pin1～Pin9 on DB 15. Pin 10～Pin15 on DB15 is used for extending the optional function of
the channel meanwhile bringing out the hardware serial port. The pin definition is shown in Table 2.
Shenzhen Friendcom Technology Development Co., Ltd.
＜-119dBm Extreme＜-115dBm
＞70dB
＞70dB
＞70dB
＞70dB
＞65dB
＜-57dBm
＜5%
＞30dB
＞40dB
0.5W @ 8Ωload
5
Standard DB15 interface