This table stores the attenuation values for a particular TC channel / antenna combination
| Field | null | Description |
|---|---|---|
| tc_attn_id | no | A unique ID of this record (auto generated). |
| beacon_id | no | The ID of the beacon this attenuation belongs to. |
| antenna_id | no | The ID of the antenna this attenuation belongs to, |
| attenuation_1 | no | The upconverter attenuation value (dB) |
| attenuation_2 | no | The HPA attenuation value (dB) |
| modified | no | automatically created timestamp of last change |