Questions and Answers
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AO-51 Operational Frequencies
The following are the announced frequencies for AO-51. Please check the schedule before transmitting to AO-51:
| Analog Uplink: |
145.920 MHz FM (PL - 67Hz)
145.880 MHz FM (QRP, No PL)
1268.700 MHz FM (PL - 67Hz) |
| Analog Downlink: |
435.300 MHz FM
2401.200 MHz FM |
| PSK-31 Uplink |
28.140 MHz USB |
| Digital Uplink: |
145.860 MHz 9600 bps, AX.25
1268.700 MHz 9600 bps AX.25 |
| Digital Downlink: |
435.150 MHz 9600 bps, AX.25
2401.200 MHz 38,400 bps, AX.25 |
| Broadcast Callsign: |
PECHO-11 |
| BBS Callsign: |
PECHO-12 |
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Decoding AO-51 TelemetryDecoding AO-51 TLM can be done using a 9600 baud TNC and using one of the following software packages:
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 The AO-51 Book
After reading the information on this page, find more information in the new book "AO-51 - Operation, Development and Specifications" by G. Gould Smith, WA4SXM. You can place an order by calling the AMSAT office toll free at (888) 322-6728.
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AO-51 PhotosThe following are photos of AO-51 in pre-launch integration activities both in the US and in Kazakhstan.
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Other Sites of Interest
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