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| Specifications | Units | Downlink | Uplink |
|---|---|---|---|
| Bandwidth | [MHz] | 5 | |
| Sampling frequency | [Msps] | 5 | 1 |
| Modulation schemes | - | PCM/FM, FSK, BPSK, QPSK, OQPSK | |
| Coding/decoding techniques | - | Viterbi decoding, Reed Solomon, Convolutional Encoding | |
- ISIS
| S-band | VHF | UHF | ||||
| Specifications | Units | Downlink | Downlink | Uplink | Downlink | Uplink |
|---|---|---|---|---|---|---|
| SizeAntenna size | [m] | 2 | 3.2 | 3 | ||
| Frequency band | [MHz] | 2200-2500 | 143 – 148 | 432 – 440 | ||
| BeamwidthAntenna beamwidth | [°] | 5.1 | 52 | 30 | ||
| G/T | [dB/K] | 4.9 | - | - | - | - |
| GainAntenna gain | [dB] | 31.35 | 13.2 | 16.3 | ||
| Overall noise figure | [dB] | 15 | 1.6 | - | 2 | - |
| PolarisationAntenna polarisation | - | RHCP/LHCP | RHCP-LHCP | RHCP-LHCP | ||
| Data rates | [kbps] | 14.4 – 115.2 | 1.2 – 9.6 | 1.2, 2.4, 4.8, 9.6 | 1.2 – 9.6 | 1.2, 2.4, 4.8, 9.6 |
| RF output power | [W] | - | - | 100 | - | 120 |
| Modulation schemes | - | - | Raised-Cosine BPSK, AFSK, FSK, GMSK. | AFSK, FSK, BPSK | Raised-Cosine BPSK, AFSK, FSK, GMSK. | AFSK, FSK, BPSK |
| Communications protocol | - | - | AX.25 | AX.25 | AX.25 | AX.25 |
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