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Motorola EP350 Basic Service Manual

Motorola EP350
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Radio Programming and Tuning: Receiver Tuning 5-11
5.6.4 Receive 25 kHz-Band Normal Squelch Tuning
1. Under the Alignment menu, select Rx Squelch, then select Squelch 25 kHz-band Normal.
(Figure 5-13. Rx 25 kHz-band Normal Squelch Tuning Window).
2. Apply a RF signal (with 1 kHz tone at 3.0 kHz deviation) for current frequency point with minimum
amplitude, -128 dBm (F1 being the first).
3. Set softpot to minimum (0) and adjust the amplitude of RF signal to the range of normal squelch
tuning (as shown in Table 5-8.) on the test equipment.
4. Adjust the softpot value by using either the Left/Right arrows on the slider or Up/Down arrows on
the Working Softpot box until the radio is totally muted.
5. Repeat steps 2–4 for F2–F5.
6. Press Program to commit the softpot values into the codeplug.
Figure 5-12. Rx 12.5 kHz-band Tight Squelch Tuning Window
F1
F2
F3
F4
F5

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Motorola EP350 Specifications

General IconGeneral
Channel Capacity16 channels
IP RatingIP54
Drop Resistance1.2 meters
Frequency RangeVHF: 136-174 MHz, UHF: 403-470 MHz
Battery LifeUp to 11 hours
Power Supply7.5 V (Nominal)
WaterproofSplashproof
Dimensions127.6 x 62 x 42 mm (with standard battery)

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