1. 0566 71 222 O mV m 1 2 3 4 dB 2 1 2. 4 DTMF 5 6 7 8 9 6 1 7 3. 8 2 3 4 1 4. 1 8 2 1 1 AM FM 1 1 1 FM 15uV S N 30dB AM 7 0dBV m 1 3 V DTMF ON OFF 5 2 2 DTMF AC 5. LED ED SSO 3 AC 4 0 6W 5 2 0 2 5mV m 3 1 2 6. 2 5 6 1 1 2 1 57 3 4 2 6 3 2 0 5 1 2 3 4 Fm ZH ak zk 1 F M 2 3