Radio Shield RS-UV3A

Frequency: 144-148, 220-225, 420-450 MHzSensitivity: -120 dBm for 12 dB SINADTX Power: 23 dBm +- 1dBSpurious Emissions: -60 dB or lowerDC input: 3.5 - 16V, Current Depends on input voltageSize: 4.7" X 2.9"Supports ARDUINO, RASPBERRY PI, WINDOWS, LINUX, MAC and others Simple serial interface, no complicated library/drivers required Built-in level shifters for 5V or 3.3V serial lines for direct connection to ARDUINO and RASPBERRY PI Onboard FTDI USB to Serial interface for no-dongle connection to computer Stand-Alone operation Many applications require no external processor at all On board support for beacon, repeater, single channel voice, Echolink, APRS and Packet Legacy support of old analog single board RX and TX with higher performance and lower price Superior RF performance Qorvo LNA and PA MMICs for low noise figure and stable output power individual low-pass filters for each band to exceed FCC Spurious requirements Custom RX filter to reject out-of-band signals and level the