DLS-1 Diver Locator Sonar


This portable, self-contained sonar is designed for use by divers in locating submerged objects (vehicles, bodies, aircraft, etc.). The System provides bearing and range information to the target and can also be used to locate pingers or other sound sources.

Range (Active Mode)

20, 60, or 120 Yards

Range (Passive Mode)

>2,180 Yards (2,000m)

Operating Principle

CTFM (Continuous Transmission Freq. Modulated) Resolution

Bearing Active/Passive Mode

Better than 2°

Operating Frequency

Active Mode

115-145kHz (30kHz Band)

Passive Mode


Audio Signal

Audio Tone, 250-2,500Hz

Operating Depth

300 ft. (91 M)

Power Source

Rechargeable Batteries

Battery Life

10 Hrs in Active Mode


In Air

7.5 lbs (3.4 kg)

In Water

10 oz (0.3 kg)



12.5in (32cm)


4.5in (11.4cm)

Operating Temperature

28°F (-2°C) to 86°F (30°C)

Specifications are subject to change without notice.