SURECOM Sf401 Plus Digital Radio Tester Frequency Counter For Two-way Radio

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NEW SURECOM Sf401 Plus Digital Radio Tester 27Mhz-3000Mhz

New Function for Digital Radio


The frequency meter capable of measuring the parameters of the  frequency of the continuous carrier signal walkie-talkies , with signal  strength indicator. it is the tool of choice for maintenance  personnel,test frequency and signal strength of wireless enthusiasts.

This portable frequency counter is designed for counting continuous wave signal comes from Two-way Radio.

There are easy ranges for you to choose. The ranges cover most of the frequency of the two way radios you want to measure.

Its four-button control is easy to use and its small size allows you to carry it anywhere you like.

Feature & Specification:

Frequency range: 27Mhz-3000Mhz


LCD Dim level setting

Frequency digital 0000.000  or 0000.0000

Work by TCXO(Temperature Compensate X’tal (crystal) Oscillator) 2 – 2.5ppm

Rresponse time: 0.2s.

Color Display

Build-in  Li-ion battery

Net Weight: 113g

4 buttons control

Auto power off  1-9minutes

Chaging battery LED indicator

(Do not direct Connection Walkie talkie RF output by cable ,HIGH RF output will damage FREQUENCY counter )



 320 x 240 pixels

Frequency Range:

 27Mhz -3Ghz

Li-ion Battery build-in :

 3.7V 600mah

current consumption:


TCXO crystal Oscillator

+- 2.5ppm

Change in:

Micro usb +5V

impedance input:

50 Ohm (BNC)



Dimensions size :

70 x 30 x 90mm

Package Contents

1x SURECOM SF401plus Frequency Counter

1 x UHF Antenna
1x User Manual
1x USB charger cable
1x USB AC adapter 100-240V

Send a corresponding plug acccording to your country


UAS EU UA plug

Weight 1 kg
Dimensions 300 × 200 × 100 mm


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