0.5Mhz-470Mhz RF Signal Generator Meter Tester For FM Radio Walkie-Talkie debug

Apply to : for FM walkie-talkie debugging. F3: closed, open signal output. Signal strength: 70dBm--132dBm valid. Signal strength -70--132dBm effective other value is invalid. F1: cycling setting item, "", "pointing to the selected item, respectively, frequency, signal strength, audio modulation frequency.

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