Teledyne Benthos - Underwater Systems, Survey Equipment: Seafloor Mapping, Hydrophones, Locators, Flotation and Positioning Products Teledyne Benthos - Underwater Systems, Survey Equipment: Seafloor Mapping, Hydrophones, Locators, Flotation and Positioning Products Teledyne Benthos - Underwater Systems, Survey Equipment: Seafloor Mapping, Hydrophones, Locators, Flotation and Positioning Products
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PreAmplifiers
AQ-201
Suggested Application

High impedance voltage preamplifier
Gain (dB) 26
Input Impedance 
(Mohms)		 15
Current (Quiescent)
(mA @ 12 VDC)		 0.3
Input referred noise
(nV rt Hz)

<100
Band Pass 1 Hz to 12 kHz
Depth 1732 m (5682.3 ft)
Length

4.45 cm (1.75 in)
Diameter 1.74 cm (0.68 in) 
Weight 17.4 g (0.61 oz)

 

AQ-202
Suggested Application

Lower noise version of AQ-201
Gain (dB) 26
Input Impedance 
(Mohms)		 15
Current (Quiescent)
(mA @ 12 VDC)		 4.0
Input referred noise
(nV rt Hz)

<20
Band Pass 1 Hz to 12 kHz
Depth 1732 m (5682.3 ft)
Length

4.45 cm (1.75 in)
Diameter 1.74 cm (0.68 in)
Weight 17.4 g (0.61 oz)

 

AQ-300
Suggested Application

High impedance differential voltage preamplifier
Gain (dB) 20.8
Input Impedance 
(Mohms)		 30
Current (Quiescent)
(mA @ 12 VDC)

0.6
Input referred noise
(nV rt Hz)

<100
Band Pass 1 Hz to 14 kHz
Depth 1732 m (5682.3 ft)
Length

5.7 cm (2.24 in)
Diameter 1.65 cm (0.64 in)
Weight 17.1 g (0.60 oz)

 
AQ-302
Suggested Application

Low noise version of AQ-300
Gain (dB) 20.8
Input Impedance 
(Mohms)		 30
Current (Quiescent)
(mA @ 12 VDC)

6.0
Input referred noise
(nV rt Hz)

<20
Band Pass 1 Hz to 14 kHz
Depth 1732 m (5682.3 ft)
Length

5.7 cm (2.24 in)
Diameter 1.65 cm (0.64 in)
Weight 17.1 g (0.60 oz)

 
 
 
 
 
 
 
 
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