Simrad 50-7 - DATASHEET REV B Datasheet

Simrad 50-7
Single beam echo sounder transducer

Introduction

The Simrad 50-7 is a medium
size, 50 kHz single beam echo
sounder transducer. It incorporates
48 Tonpilz elements. The circular
transducer body is easily mounted.

Order number

KSV-203665

Technical specifications

• Resonant frequency: 50 kHz
• -3 dB bandwidth: 10 kHz
• Circular beamwidth: 7 deg
• Directivity D: 650
• DI = 10 log D: 28 dB
• Equivalent two-way beam
angle Ψ: 0.009
• 10 log Ψ: -20.5 dB
• Side lobes: Less than -16 dB
• Back radiation: Less than -30 dB
• Nominal impedance: 75 ohm
• Max. variation in |Z|: 60 to 95 ohm
• Max. variation in
phase angle: ±30 deg
• Transmitting response:
177.5 dB re 1μPa per V
• Receiving sensitivity, open
circuit: -173 dB re 1V per μPa
• Electro-acoustic efficiency: 0.50
• Max. pulse power input: 2000 W
• Max. continuous input: 30 W
• Max. transducer depth: 20 m
• Cable length: 20 m
• Cable diameter: 11 mm
• Weight: 18 kg
• Storage temperature: -20° to 70°C
M A X I M I Z I N G
-30
Beam pattern
Y O U R P E R F O R M A N C E
(CD017016A)
0
30
-10
-20
-30
-40
-10
www.SIMRAD.com
A T S E A
mS
10
55
0
55
45
0 10
Admittance
( CD017016B )
20 30
mS