Analog Performance Tests; Analog Performance Test Preparations; Receiver Performance Tests - E.F. Johnson Company 5100 Series Assembly And Test Procedures

Tuning and Performance Tests
10 Select Normal to transmit a standard voice signal by speaking into the radio
microphone.
11 Click the Start button on the screen to transmit the tone. When finished click the Start
button again.
4.4

Analog Performance Tests

The PC Tune software is not used for analog channel performance testing. Simply
program the desired channels using the PC Configure software.
4.4.1
The Audio In/Out Cable (023-5100-950) is required to monitor the audio output signal
from the radio.If making a receiver squelch adjustment, ensure that this cable is connected
from the 2.5mm jack on the Test Cable UDC connector the Communications Analyzer
Audio I/O jack.
Note
The audio output signal at this jack is single ended and at a lower level than the signal fed
to the speaker-microphone. Refer to paragraph 4.4.2.1, "Audio Power Output and
Distortion Tests" for more information.
Depending on the application, 12.5 kHz, 25 kHz, and (800 MHz) NPSPAC test channels
may need to be programmed. Also, test channels programmed with or without Call
®
Guard
4.4.2
Perform receiver performance tests as follows:
1 Connect the Communications Analyzer to the radio's antenna jack. Set the output for
the channel frequency, modulated with 1 kHz to one of the following deviations:
12.5 kHz Channels - 1.5 kHz
25 kHz Channels - 3.0 kHz
800 MHz NPSPAC Channels - 2.4 kHz
2 Set the signal generator output level for 1000 µV (–47 dBm) at the antenna jack.
4-6 PC Tune Test Procedures for 5100 Series Portable Radios

Analog Performance Test Preparations

(CTCSS/DCS) squelch control may be required.

Receiver Performance Tests

August 2008