TZT BG7TBL FA-3-3G 1Hz-3GHz/FA-3-6G 1Hz-6GHz High Sensitivity Frequency Meter -30dBm to +20dBm

TZT BG7TBL FA-3-3G 1Hz-3GHz/FA-3-6G 1Hz-6GHz High Sensitivity Frequency Meter -30dBm to +20dBm

AliExpress