Emergency Underwater Communication

 

                                                      

 

                              PORTABLE UNDERWATER TELEPHONE

 

TELSON Emergency Underwater Telephone provides wireless communication between surface assets and a distressed submarine, rescue submersibles and divers.

 

 

 

The Dual Transducer is attached to TELSON via a 15m or 45m umbilical cable enabling deployment from a variety of surface vessels and helicopters.

· Transmit: 8kHz  USB – 25kHz LSB/USB – 42kHz LSB/USB

· Receive: Variable 1 kHz to 49 kHz

· Transmission on High Power (100W) or Low Power (10W)

· Internal fast-recharge lithium polymer battery

· External 12V DC power source

· Up to 8 day battery life

· 34 hour audio recording

· NATO STANAG 1074, 1298 and 1382 compliant

 

 

               ALSO AVAILABLE TO FIT A RACK SYSTEM

TELSON LAUNCHED AT DSEi

Watch the video of TELSON on trial with NSRS here

    

 

 

DATA SHEET

                                      UWT Communication test Gulf of La Spezia, Italy  10 May 2012

                                                                 (SPAG/SMG “GAZZANA”)

 

DATA Collated

Contact

Time

Transducer Depth (ft)

Submersible

Depth (ft)

Bearing (degrees)

Range (yds)

Quality*

Notes

1

11.18

32

131

315

1300

G

2

11.21

131

197

340

1300

O

3

11.24

131

262

355

1300

O

4

11.28

131

262

013

1300

O

5

11.30

32

262

025

1600

G

6

11.40

131

262

053

2000

P

7

11.45

131

262

075

2600

P

8

12.00

131

262

100

1800

P

115ft (thermocline)

9

12.02

131

262

100

1300

G

10

12.04

131

262

100

1000

G

11

12.10

131

330

123

1000

G

12

12.18

131

330

150

4100

P

MARK-SNAP

Procedure enforced

 

 

*KEY:  P – POOR

           G – GOOD

           O – OPTIMUM

 

 

Please note that even when quality of communications is classified as ‘poor’ the messages remain perfectly understandable.

 

 

The test was performed using the 8KH frequency only as this was the only frequency suitable for the submersible unit.