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Speedtech Depthmate Portable Sounder SM-5A / Alat untuk mengukur kedalaman air
Spesifikasi:
1. Accurate to: 250 feet
2. Floats
3. Lighted Display
4. 9V battery (500 readings)
5. Frequency: 200 Khz
6. Beam Angle: 24 degrees
Available in two models, one features a built-in transducer and the other features an external transducer on a 12' cable. Waterproof to a depth of 150' ( 50m) both sounders measure depths in feet or meters in a range of 1.8' to 260' ( 0.6m to 79m) . The transducer sends high frequency pulses to the bottom of a body of water where these pulses are reflected back and converted to electrical pulses that are amplified and displayed on the easy-to-read LCD.
Specification:
Minimum Depth : 1.8' ( 0.6m)
Maximum Depth : 260' ( 79m)
Accuracy : ± 1%
Frequency : Built-in transducer model ( 90100) , 400 KHz
External transducer model ( 90101) , 200 KHz with a 24°
Backlight : Filament light
Dimensions : 1.7 " x 7.8 "
Weight : 10 oz
