Product Review

Introduction:

1. 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.
2. This portable frequency counter is designed for counting continuous wave signal comes from Two-way Radio.
3. There are easy ranges for you to choose. The ranges cover most of the frequency of the two way radios you want to measure.
4. Its four-button control is easy to use and its small size allows you to carry it anywhere you like.
5. Work by TCXO(Temperature Compensate X'tal (crystal) Oscillator) ,In the range of -45~ 65 degree can reach ± 2 ~ ± 4ppm accuracy
This include very interesting frequency areas such as 2m HAM radio, all VHF and UHF DMR Radio signal e frequency counter. Easy Battery level

Feature & Specification:
Frequency range: 27Mhz-3000Mhz
CTCSS/DCS Decoder
LCD Dim level setting
Frequency digital 0.000 or 0.0000
Work by TCXO(Temperature Compensate X'tal (crystal) Oscillator) 2~2.5ppm
Frequency Rresponse time: 0.2-0.5sec.( CTCSS/CDCSS >0.5-1sec)
Color Display 240x320
Build-in Li-ion battery
Net Weight: 113g
4 buttons control
Auto power off 1-9minutes
Charging battery LED indicator
Package Contents
1x SF401 Plus Frequency Counter
1 x UHF Antenna
1x User Manual
1x USB charger cable
1x USB AC adapter 100-240V
To measure:
1) Switch the ATT button to left hand side;
2) Change the antenna into VHF or Dual Band accordingly