The Feedback Resonator is a Sonic Resonator upgraded by Axum Technology in Subnautica 2. It can be upgraded at the Modification Station. It is a tool that fires a small projectile capable of destroying armoured Bloom Cankers.

The Feedback Resonator is a Sonic Resonator upgraded by Axum Technology in Subnautica 2. It can be upgraded at the Modification Station. It is a tool that fires a small projectile capable of destroying armoured Bloom Cankers.

There are 3 locations in total, and the blueprint requires two separate scans.
The Feedback Resonator can be upgraded at the Modification Station with the following resources:
Resource Name | Amount Required |
|---|---|
x1 | |
Enameled Glass | x2 |
Conduit Crystal | x2 |
Strontium | x2 |
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