   radio.initialize();
   radio.frequency(145570);
   radio.setRfPower(0);
+  radio.setVolume1(0xFF);
+  radio.setVolume2(0xFF);
+  radio.setSQHiThresh(-100);
+  radio.setSQLoThresh(-100);
+  radio.setSQOn();
   dds.start();
   afsk.start(&dds);
   delay(100);
+  radio.setModeReceive();
   Serial.println("HELLO");
 }
 

  //PORTD &= ~(_BV(2)); // Pin D2 off again
}



    AFSK::Packet *packet = AFSK::PacketBuffer::makePacket(22 + 32);

    packet->start();
    packet->appendFCS(HDLC_FRAME);
    packet->appendCallsign(origin_call.c_str(),0);
    packet->appendCallsign(destination_call.c_str(),15,true);   
    packet->appendFCS(0x03);
