AO-40 is also known as AMSAT-OSCAR 40.
OSCAR 40 is an amateur radio satellite
which serves as a repeater for ham operators
. In addition to serving as a repeater, OSCAR 40 also allows amateur operators the ability
to view the operations
of the satellite, an opportunity
that is very unique
. OSCAR 40 allows for both digital
communications, and has three beacons
which transmit vital statistics
on the satellite.
Satellite Wavelength Information
Uplinks are on 70cm, 23cm, 13cm and 6cm wavelengths.
Downlinks are on 13cm and 1.5cm wavelengths
Telemetry Beacons are on 13cm and 1.5cm wavelengths also.