User's Manual

SDP660 – USER MANUAL TNM-U-E-0114
Jun 15 (Iss. 1.4) Page 49 MENU SCREENS
7.14 RADIO STATUS MENU
The Radio Status menu allows the User to view the condition of various parameters for the radio.
These include RSSI, Battery Level, Accelerometer Orientation and the GPS co-ordinates.
When accessed, the Radio Status menu will open on the RSSI screen. The other parameters can
be viewed by using the ▼ and ▲ keys to select the required screen.
The Radio Status menu is typically located under to Settings menu.
7.14.1 RSSI
The RSSI screen displays the signal quality parameters of the received RF signal. The current
display is in dBm re 50 Ω and 1 mW, and the reading is typically accurate to within ±2 dBm
between –120 dBm and –50 dBm, if the radio has been correctly calibrated. For example, –90
dBm is a strong signal and –130 dBm is no signal.
The RSSI screen will also display the Bit Error Rate (BER) for slots one and two. RSSI and BER
are typically used to indicate signal quality.
Figure 39. Radio Status Menu – RSSI Screen.
The RSSI/BER will be displayed until either the ‘Back’ key is pressed to return to the next highest
menu level or the ‘Select’ key is pressed which will return to the main channel menu.
7.14.2 Battery Level
The Battery Level screen displays details of the battery fitted to the radio. The details displayed
include the type of battery, the rating of the battery in milliampere-hours, and the usage time left for
the battery.
Figure 40. Radio Status Menu – Battery Level Screen.
BackSelect
Battery
Type: Smart
Left: 387 min
Rating: 2300 mAh
Back
RSSI
RSSI(dBm): -127
BER1:50.00%
BER2:50.00%