Specification:
Use 8 bit Microchip PIC16F648A,up to 1.1GHz

Gate time
0.64 seconds

Test sensitivity
1 MHz ~ 10 MHz: superior 60mVpp
10 MHz ~ 60 MHz: superior 60mVpp
60 MHz ~ 1.1 GHz: not tested

Frequency reference
5032 package 13.000 MHz Warming voltage controlled crystal oscillator ( VC - TCXO) , frequency stability is ± 2.5 ppm

IF settings
The minimum frequency is adjustable in steps of 100 Hz, frequency range 0 ~ 999.9999 MHz, can be set to plus or minus IF mode

Working voltage
DC input: DC 9V ~ 12V

Working current
The backlight is enabled: ≤ 55 mA
backlight disabling: ≤ 55 mA

Display
maximum of 8 digit display
physical dimensions
Length * width * height: 58mm × 32mm × 27mm

Board interface
RF INPUT ( measuring signal input ): XH2.54-2P side outlet port
ICSP INPUT (MCU programming interface ): XH2.54-6P pins

POWER INPUT ( Power Interface ): XH2.54-2P side outlet port

Package included:
1 x Frequency Counter Tester Measurement For Ham Radio