Radio Programming and Tuning: Radio Tuning Setup 5-3
5.4.1 Initial Test Equipment Control Settings
The initial test equipment control settings are listed in Table 5-1.
Figure 5-2. Radio Tuning Setup
Table 5-1. Initial Equipment Control Settings
Service Monitor Test Set Power Supply
Monitor Mode: Power Monitor Impedance: 24
Ohm
Voltage: 7.5 Vdc
RF Attenuation:
-70 Speaker/load:
Load
DC on/standby: Standby
AM, CW, FM: FM PTT: OFF Volt Range: 0 – 10 V
Oscilloscope Source: Mod
Oscilloscope Horizontal: 10 mSec/Div
Oscilloscope Vertical: 2.5 kHz/Div
Oscilloscope Trigger: Auto
Monitor Image: Hi
Monitor BW: Nar
Monitor Squelch: mid CW
Monitor Volume: 1/4 CW
Current: 3.0 A
RADIO
Power
Supply
BNC
Test Box
PMDN4040_R
Audio IN
RX
RX
RX Low
TX
TX
Audio Out
RX/TX data
GND
Program/Test Cable
PMDN4077_R
Battery Eliminator
PMDN4080_R
RF adaptor
PMDN4041_R
GND plate
PMDN4079_R
1
Watt Meter
Service Monitor
or Counter
System Analyzer
RF Generator
Audio Generator
Audio Analyzer
Audio
Transformer /
Combiner
PMDN4171_R
Note: 1. Use PMDN4040BR or higher for tuning the CP185 Series radios as PMDN4040AR cannot be used to
perform this function.
2. Use PMDN4171_R for tuning the CP185 Series radios when using the service monitor R2600 series.