E.F. Johnson Company 5100 Series, Сборка и испытания

Страница: 32 / 36

4-4 PC Tune Test Procedures for 5100 Series Portable Radios August 2008
Tuning and Performance Tests
1
In the Menu Bar, select Tools > Tx/Rx Tests.
2
In the Transmit/Receive Tests window (Figure 4.1), select Test Type: Receive.
3
In the Transmit/Receive Tests window, select Receive Test: Short, or Receive Test:
Long. After this is selected, the radio audio mutes.
Figure 4.1 Transmit/Receive Test Window
4 Set the Communications Analyzer output level for one of the following levels at the
radio’s antenna jack:
The Bit Error Rate (BER) should be 5% or less.
5
Increase the analyzer output level to 1000 µV (–47 dBm). The BER should be less than
0.01%. This is the BER Rate Floor.
4.3.3 Transmitter Test Setup
Complete the procedures of 4.1, “Digital Test Preparation.”
Series Band Test Setting
5100 700/800 -119 dBm (0.25 µV)
VHF -117 dBm (0.32
µV)
UHF R1 -117 dBm (0.32
µV)
UHF R2 -117 dBm (0.32 µV)
5100 ES 700/800 -119 dBm (0.25 µV)