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Description: input impedance or a charge amplifier is required for low frequency measurements. The small active surface area of the sensor element makes it ideal for observing eddying and cavitation. The short rise time, permits measurements of accurate pressure profile of transient shock fronts.
- Frequency Response: 0.3000 to 100000 Hz
- Hydrophone Sensitivity: -217 dB re V/µPa
- Operating Temperature: 28.4 to 176 F
- Weight (air): 700 g
Supplier: ValueTronics International, Inc.
Description: conditioning amplifiers for use with charge accelerometers, hydrophones and force transducersShow More
Description: The CCA 1000 is a compact low-noise conditioning charge amplifier designed for use with piezoelectric hydrophones and other piezoelectric detectors. The CCA 1000 enables the uses of long cables between hydrophone and amplifier without affecting the hydrophone sensitivity. The input capacitance can
- Analog Input Channels: 1
- Programmable Gain: Yes
- Voltage Output: Yes
- Form Factor: Stand Alone
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Observations of the Behavior and Distribution of Fish in Relation to the Columbia River Navigation Channel and Channel Maintenance Activities
The hydrophone , charge amplifier , and DAT (digital audio tape) recorder were used to acquire and store raw sound signals as the piles were being driven.
Gas Detection in a Gas‐Liquid Flow Using an Acoustic Resonance Spectroscopy Method
It was mainly composed of SR830 DSP Lock-in Amplifier, Power Amplifier, resonant cavity, hydrophone , Charge Amplifier , electric gas pump, float type flow meter and computer etc.
Sensors and Signal Conditioning 2nd Edition
Figure P7.7 Single-supply charge amplifier for hydrophone interfacing.
Sensitivity Considerations for PVDF Hydrophones Using the Spot-Poled Membrane Design
In practice, the length of cable between the membrane hydrophone and the charge amplifier shouldbe kept below about two feet(assuming a capacitanceof 30 pF/ft) toassure both an adequate measurement bandwidth and an acceptable noise level.
Experimental studies on the effects of porosity on acoustic resonance spectroscopy for synthetic porous rock samples in a cylindrical resonant cavity
The measurement system mainly consists of an SR830 DSP lock-in amplifier, a broad band power amplifier, cylindrical resonant cavity, a high sensitive hydrophone , a charge amplifier , and a PC.
THE EFFECTS OF ACOUSTIC ALARMS ON THE BEHAVIOR OF HARBOR PORPOISES ( PHOCOENA PHOCOENA ) IN A FLOATING PEN
The system consisted of a custom-made hydrophone , a charge amplifier (Briiel and Kjaer 2635) and a portable radio (Philips).
ON THE RESPONSE OF MARINE SEISMIC STREAMER SYSTEMS *
The form of the low frequencyresponseof the hydrophone group/ charge amplifier is independentof the leakageresistanceR;,and the cable resistanceR,. However, the presenceof a low leakageresistancecan make the gain and the high frequency responseof the system somewhat offset-dependent.
Mechanism of mass‐transfer enhancement in textiles by ultrasound
Legends: (1) Ultrasound horn; (2) experimental cell with textile sample; (3) compressed air (7 bar); (4) signal genera- tor; (5) RF amplifier; (6) voltage and current monitoring unit; (7) digital oscilloscope; (8) high-pressure vessel; (9) hydro- phone ; (10) charge amplifier .
Parametric signal processing of anechoic data from prosthetic heart valve testing
design system consists of (1) hydrophone , (2) charge amplifier , (3) measurement amplifier, (4) conditioning filter (anti-alias), (5) digitizer, (6) computer, and (7) disk storage device, as illustrated in Figure 5.
Development of Underwater Observatory Systems for Monitoring Ocean Ecosystem
The system consists of two hydrophones , a charge amplifier , a recorder and a headphone.