page
ii
BIOACOUSTIC MONITORING SYSTEMS
C O N T E N T S
1
Overview
1
1.1
Use of this Guide .................................................................................. 1
1.2
Introduction to the SM4M .................................................................... 1
1.3
Submersible and Deep Water Models .................................................. 2
1.4
Acoustic and Ultrasonic Models ........................................................... 2
1.5
Hydrophone Options ............................................................................ 3
1.6
SM4M Visual Tour ................................................................................ 3
1.7
Pressure Release Valve ........................................................................ 5
2
Setup
6
2.1
Storage and Transport .......................................................................... 6
2.2
Installing Batteries ............................................................................... 7
2.3
Turning Power ON and OFF .................................................................. 8
2.4
Inserting and Removing SD Memory Cards ........................................... 8
2.5
Estimating Battery Life ......................................................................... 9
2.6
Estimating Memory Requirements ....................................................... 9
2.7
Deploying the Recorder ...................................................................... 11
2.8
Anchoring Solutions ........................................................................... 15
2.9
Retrieving and Servicing the Recorder ................................................ 17
3
SM4M Specific User Guide Notes
19
3.1
Setting Gain ....................................................................................... 19
3.2
Deactivating Scrubber on Ultrasonic Models ...................................... 19
3.3
Recording Behavior ............................................................................ 20
3.4
Measuring Hydrophone Sensitivity ..................................................... 20
4
Specifications
21
4.1
Physical Specifications ....................................................................... 21
4.2
Power Specifications .......................................................................... 21
4.3
Memory Card Specifications ............................................................... 22
4.4
Audio Specifications ........................................................................... 22
4.5
Hydrophone Response and Noise Charts ............................................ 23
5
Warranty and Disclosures
24
