Vhf Duplexer Low Notch Loop Assemblies Tuning Set Up; Figure 65: Test Equipment Set Up For Tuning Vhf Duplexer Low Notch Loop Assemblies; Tuning Vhf Duplexer Low Notch Loop Assemblies - Motorola ASTRO 25 GTR 8000 Manual

5.10.4.5

VHF Duplexer Low Notch Loop Assemblies Tuning Set Up

Figure 65: Test Equipment Set Up for Tuning VHF Duplexer Low Notch Loop Assemblies

5.10.4.5.1

Tuning VHF Duplexer Low Notch Loop Assemblies

Procedure:
1 Set up test equipment as shown in
Low Notch Loop Assemblies on page
2 Using the tuning tool, adjust trimmer screws for cavity # 4 to obtain minimum reading on
millivoltmeter. (Adjust trimmer screw to obtain minimum. Reduce the range on the millivoltmeter
as necessary to reach true minimum reading.)
3 Repeat steps 1 and 2 for cavities 5 and 6.
Chapter 5: GTR 8000 Base Radio Optimization
Figure 65: Test Equipment Set Up for Tuning VHF Duplexer
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MN003286A01-E
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