GY561 Frequincy Counter
GY561 Hand holding frequency and power meter
- frequency range: 1Mhz---2400Mhz
- RF power range: 0.1W---50W
- impedance input: 50Ohm
- accuracy: +/- 10% when the frequency is 140Mhz~170Mhz,400Mhz~470Mhz
- response time: 0.2s.
- working tempreture: 0~40â„ƒ
- battery: 1.5V(AAA) x3 (NOT include Battery)
- current consumption: about 100mA
- auto power off time: 80s
- attachment: converting connector, antenna, user manual.