HOW MARINE VHF RADIO CAN SAVE YOU TIME, STRESS, AND MONEY.

This is often as a result of superior glottal impedance. The signal made by the Call microphone actions basic frequency. The Call microphone is a simple accelerometer containing a piezo-electric powered ceramic disc as the choose-up device. The disc is enclosed inside a steel container of 15 mm in diameter and 5 mm in thickness and weighs about t