User's Manual

Shenzhen Friendcom Technology Development Co., Ltd.
5
RX Sensitivity (12dB SINAD)
＜-119dBm Extreme＜-115dBm
ACS
＞70dB
Image Rejection
＞70dB
IF Rejection
＞70dB
Spurious Rejection
＞70dB
Intermodulation Suppression
＞65dB
Conducted Spurious Emission
＜-57dBm
Receiving Audio Distortion
＜5%
RX SNR
6.25KHz Channel Spacing
＞30dB
12.5KHz Channel Spacing
＞40dB
Audio Output Power 0.5W @ 8Ωload
3 Interfaces
of the Radio
DB-9 and DB-15 are our basic interfaces of FC-302 U2 radio as shown in below pictures.
Standard DB9 interface Standard DB15 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.