This frequency meter can measure the frequency parameters of continuous carrier signals (walkie-talkies, cordless phones) and digital signals (GSM, CDMA, PHS, wireless remote controls, etc.), with signal strength indication. It is the preferred tool for maintenance personnel and wireless enthusiasts to test frequency and signal strength. Frequency resolution: 200K (for digital signal only), 1K, 100HZ, optional Test distance: 450M about 8 meters. 150M about 5 meters Test range: 100MHZ---2400MHZ Battery: 9V laminated battery 6F22 Automatic shutdown: 2 minutes. (No automatic shutdown at 200K) Operation: Single button to achieve all functions. Press the multi-function button to display the welcome interface when the machine is turned on. Release the button to return to the operation mode before the machine is turned off. ――Continuously press the button to select 200K steps ――Release the button to enter the 200K digital signal dedicated mode ――Continuously press the button to select 1K steps ――Release the button to enter the 1K resolution mode (fast sampling) ――Continuously press the button to select 100Hz steps ――Release the button to enter the 100Hz resolution mode (high precision) ――Continuously press the button After entering the working mode (1K, and 100Hz) After entering the working mode (200K),
quickly press the multi-function key and release it. Press the multi-function key
to lock the screen display. The shutdown prompt is displayed.
Quickly press the multi-function key again and release it.
Release the key to shut down. Unlock the screen.
Press the multi-function key for more than 2 seconds. The
shutdown prompt is displayed.
Release the key to shut down.
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