14129 - Phase 3-B
alive Observations
Phase 3-B

AO-10 has two transponders on board. The Mode-B transponder has a response frequency in the 70cm band and sends back to earth in the 2m band. With a bandwidth of 150 kHz, about 50 connections are possible simultaneously. The Mode-L transponder has a response frequency in the 23cm band and a 70cm distance to the ground. At a bandwidth of 800 kHz, it enabled about 300 simultaneous connections.

Mode B Type: Linear, inverting, 50W General Beacon: 145.809 MHz (Carrier) Engineering Beacon: 145.987 MHz Uplink: 435.030-435.180 MHz Downlink: 145.975-145.825 MHz

Transmitters

Mode-B Transponder

Type
Transponder
Service
Amateur
Downlink Mode
LSB
Uplink Mode
USB
Downlink Low
145825
Downlink High
145975
Uplink Low
435030
Uplink High
435180
Invert
True

Engineering Beacon

Type
Transmitter
Service
Amateur
Downlink Mode
CW
Downlink
145987000

Beacon (unmodulated carrier)

Type
Transmitter
Service
Amateur
Downlink Mode
CW
Downlink
145810000
Downlink Drifted
-6858