Type 174

H sub

General

Type H
Platform sub
Generation 0
Frequency band MF

Ranges

Active range (km) 1.7
Passive range (km) 0.9

Passive sonar

Passive frequency 7,500.0
Passive DI (broad) 25.2
Passive DI (narrow) 25.2
Passive DT -13.0
Display type bqr2
Max tracks 1

Active sonar

Active frequency 7,500.0
Source level 190.0
Active DI 20.0
Active DT 24.0
Display type ascan_line

Physical

Transducers 180

Notes

Remarks search sonar (wide beam)

Fitted on

Surface ship classes (2)