The Stensat radio beacon is a small FM transmitter for satellites. It is capable of generating AX.25 Unnumbered Information (UI) packets at 1200 bps AFSK and 9600 bps FSK. The 9600 bps FSK signal is compatible with G3RUH modulation. Power level is adjustable from 0 to 3 watts operating on a single 5 to 12 volt supply. The beacon has flown on several cubesats.


Frequency Bands2m, 70cm
RF Output Power0 to 3 watts
Operating Voltage5 to 12 volts
Data InterfaceUART at 38.4 Kbits/sec
Dimensions1.75" x 3.1" x 1 "
Mass About 50 grams

Ordering Requirements:

Specify connector, SMA or MCX straight or right angle
Specify operating frequency
Specify Call sign
Above information is used to configure the radio.

Download Stensat Radio Beacon Datasheet

Order from Pratt Hobbies ($750)