AMEC SB-181 TX Switch Box [AMEC-SB181-010] Marine Safety | Lightning Detectors Chest Size - 44" -

Chest Size - 44" - 50"

Frequency: 850 kHz - 1600 kHz

Echonautics presents a range of powerful transducers from Dual Frequency CW to Low/Medium/High CHIRP and digital sensors

calibrate and use thanks to the on-unit capacitive touch buttons or fixed-mount GNX Keypad (sold separately)

Supports Low and High CHIRP frequencies

AMEC SB-181 TX Switch Box [AMEC-SB181-010] Marine Safety | Lightning Detectors Chest Size - 44" -SB 181 TX Switch Box The TX Switch Box SB 181 is specifically made to work with AMEC AIS Class B transceivers, both the 2W and 5W series. With its simple and robust design, silent mode (AIS transmission disabled) can be activated easily. Owner's Manual (pdf)