CB channel band | MB channel band |
2.3.3 Transmission Screen
The screen shows a 4W transmission (Tx) being made on marine (MB) channel band, priority channel 88 (PRI).
The signal strength is not shown for transmissions
2.3.4 Noise Rejection Selection Screens
The left hand screen displays the REJ symbol, indicating that the noise blanker circuit is on and noise reduction is active.
The right hand screen does not show REJ, meaning that the noise blanker circuit is off.
Noise rejection on | Noise Rejection Off |
2.3.5 Battery Voltage Screens
The battery voltage (BAT) is shown in big digits over two screens. In this example, a battery voltage of 12.60V is displayed.
The first screen displays the battery symbol (BAT) and the whole volts (12) reading for one second. After one second the next screen appears, showing BAT and the partial volts (.60) reading for one second. This cycle is repeated twice.
Whole volts | Partial volts (note the decimal point) |
11 | NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual |