Updated Nov 22, 2025. Updates, changes, or suggestions please email David, N9KT.
| Satellite | Frequencies | Comment |
|---|---|---|
| AO-7 Mode A V/a Non-Inverting Analog | UP USB: 145.850 MHz – 145.950 MHz DN USB: 29.400 MHz – 29.500 MHz | Active only in sunlight. Generally only active when periods of constant sunlight permit the 24 hour timer to switch between Modes A and B or when the satellite switches from Mode B. Beacon 29.502 MHz |
| AO-7 Mode B U/v Inverting Analog | UP LSB: 432.125 MHz – 432.175 MHz DN USB: 145.925 MHz – 145.975 MHz | Active only in sunlight. Generally only active when periods of constant sunlight permit the 24 hour timer to switch between Modes A and B or when the satellite switches from Mode A. Beacon 29.502 MHz |
| AO-73 (FUNcube-1) U/v Inverting Analog | UP LSB: 435.130 MHz – 435.150 MHz DN USB: 145.950 MHz – 145.970 MHz | 1k2 BPSK 145.935 MHz telemetry. Transponder active in eclipse. See AMSAT-BB for schedule updates. See FUNcube Data Warehouse for current status. Download FUNcube Telemetry Dashboard software |
| FO-29 (JAS-2) V/u Inverting Analog | UP LSB: 145.900 MHz – 146.000 MHz DN USB: 435.800 MHz – 435.900 MHz | Transponder activated by schedule and remains active until voltage drops below safe threshold. Currently in full sunlight. CW Beacon 435.795 MHz. |
| JO-97 (JY1Sat) U/v Inverting Analog | UP LSB: 435.100 MHz – 435.120 MHz DN USB: 145.855 MHz – 145.875 MHz | Telemetry inoperative. |
| TO-108 (CAS-6) U/v Inverting Analog | UP LSB: 435.270 MHz – 435.290 MHz DN USB: 145.915 MHz – 145.935 MHz | Transponder currently intermittent, operating approximately 2 seconds on, 5 seconds off. CW Beacon 145.910 MHz. 4.8k GMSK telemetry 145.890 MHz. Beacons currently carrier only. |
| RS-44 V/u Inverting Analog | UP LSB: 145.935 MHz – 145.995 MHz DN USB: 435.610 MHz – 435.670 MHz | CW Beacon 435.605 MHz. |
| MO-122 (MESAT1) V/u Inverting Analog | UP LSB: 145.910 MHz – 145.940 MHz DN USB: 435.810 MHz – 435.840 MHz | AMSAT LTM-1 Transponder – 1200 bps FoxTelem BPSK beacon 435.800 MHz. |
| QO-100 (Es’hail-2/P4A) S/x Non-Inverting Analog | UP USB: 2400.000 MHz – 2400.500 MHz DN USB: 10489.500 MHz – 10490.000 MHz | Geostationary at 25.9 degrees east. Also digital wideband transponder: Uplink 2401.500 Mhz – 2409.500 MHz, Downlink 10491.00 MHz – 10499.00 MHz. Bandplan at https://amsat-dl.org/en/neuer-qo-100-bandplan/ |