Radio Shield RS-UV3

RS-UV3 is Obsolete and replaced by the RS-UV3A.

This page is being left online for legacy users looking for information.

Frequency: 144-148, 220-225, 420-450 MHz

Sensitivity: -120 dBm for 12 dB SINAD
TX Power: 23 dBm +- 1dB
Spurious Emissions: -60 dB or lower
DC input: 9.5 - 15V, 100 mA RX, 250 mA TX
Size: 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

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 gain across the 3 bands

Multiple Audio interfaces

• line level in and out with firmware adjustable levels
• 3.5mm TRRS jack for PTT Speaker/Mic
• connections for internal speaker, electret microphone and PTT switch

Flexible Power Options

• Wide range input voltage (9 - 16V)
• On-board charger for 7.2V LION battery pack
• 48 hour RX, 24 hour TX with 3000mA battery pack
• Automatic switch-over from battery to DC input
• Simultaneous charging and operation when external voltage is applied

Product Road Map

• 3 Band, 5W power amp, Shipping February 2015
• Sub-receiver, Shipping May 2016

Software Support

• Virtual front panel available for free download
• Register level access to RDA-1846S chip for advanced programming
• Simplified API Command set for easy integration with ANY single board computer
• Voltage and Temperature sensors on board
• RS-UV3 Arduino Communications Examples

For more detailed information check out the User Manual in the RS-UV3 Files section of our site.

*** Enclosure Sold Separately - NOW AVAILABLE **