Page 44: of Marine Technology Magazine (Sep/Oct 2026)

Lander Lab

MTR 100

LANDER

LAB

SALUTES

Photo courtesy of Rob Morris, EdgeTech

OCEAN LANDER SUPPLIERS

By Kevin Hardy, MTR Columnist, President, Global Ocean Design LLC esigning and building ocean landers is simpli? ed to 5 total unique burnwire commands. Burnwires: Glob- by close collaboration with a stratum of key sup- al Ocean Design . Two sizes: pliers whose products meet the challenges of the rated 125-lbs or 250-lbs. Mounts hold burnwires rigid deep sea. in all axes except one; a single lever mount design sup-

D

Herewith we highlight some of our favorites. ports 1,250-lbs, and a double-lever mount design holds 5,000-lbs. Ping on Rob Morris

com> for more info.

Releases

EdgeTech : Among their many release SubSeaSonics : Low cost, shallow systems is the circular BART board (Burnwire Acoustic water, single release, acoustic and countdown timers. Not

Release Transponder). (See Figure 1). The roughly 6” heavy duty, but good for ? oats and light coastal work.

diameter board ? ts perfectly into a 10” sphere (Glass:

Nautilus Marine Service; GPA: Global Ocean Design).

Housings

The low frequency transmission sends complex com- Nautilus Marine Service : Famous mand codes reliably up to 16km distant. End users can for Vitrovex Glass housings used for both buoyancy request an extended command suite that will provide up and housings, some rated for up to 12km. (See Figure

Figure 1 (above)

The Edgetech Burnwire Acoustic Release Transponder (BART) board provides up to 5 burnwire release commands, or 4 burnwire release commands plus a command-on and command-off to a single pin. The board has reliably received commands at the bottom of the Mariana Trench/Challenger Deep.

44 September/October 2026

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