Uhf Duplexer Low Pass Resonators Tuning Set Up; Figure 71: Test Equipment Set Up For Tuning Uhf Duplexer Low Pass Resonator; Tuning Uhf Duplexer Low Pass Resonators - Motorola ASTRO 25 GTR 8000 Manual

5.10.5.2

UHF Duplexer Low Pass Resonators Tuning Set Up

Figure 71: Test Equipment Set Up for Tuning UHF Duplexer Low Pass Resonator

5.10.5.2.1

Tuning UHF Duplexer Low Pass Resonators

Procedure:
1 Set up test equipment as shown in
Low Pass Resonator on page
2 Using a nut driver, adjust the pass adjustment screw for cavity # 1 to obtain a PEAK reading on
the millivoltmeter.
3 Using an open-end wrench, carefully tighten the lock nut ensuring the pass adjustment screw
does not shift position.
4 Repeat steps 2 and 3 for cavities 2 and 3.
Chapter 5: GTR 8000 Base Radio Optimization
Figure 71: Test Equipment Set Up for Tuning UHF Duplexer
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MN003286A01-E
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