Model 4180 K1

Light Array | Side Scan Sonar Equipment

Dual frequency side scan sonar array 410/850 kHz with operating depth to 1,000 meters (1,500 psi).

Model 4180 K1 is a single stack, dual frequency side scan sonar array that features streamlined urethane body, reinforced mounting holes, and pigtail connection.

Download outline drawing for 4180 K1 (42kb)

Operating channelsLH
Series frequency (Fs)410 kHz850 kHz
Sub-channelsx1x1
Quality factor (Qm)66
Beam angle, fore-aft (@-3 dB)0.5°0.5°
Beam angle, vertical (@-3 dB)60°60°
Side lobes, fore-aft axis-20 dB-13.5 dB
Series impedance (|Zs|·e)50 Ω, -15°50 Ω, -20°
Electrical insulation (500 Vdc)≥109 Ω
Max. input voltage600 Vp
MaterialUrethane
EncapsulationUrethane
Electrical connectionPigtail, 5 pin
Weight (air)TBD
Operating depth1,000 m

*** work in progress.