Frequency Meter,10MHz Frequency Meter DIY Kit Frequency Counter AVR8658
Measurable signal amplitude up to 30V.
Automatic conversion without manual switching. 7-bit resolution.
Wide power supply , can be powered by universal USB interface, or use external power supply 5-12V or 9V battery.
Switch switching cycle and pulse display.
Material: pcb
colour: As shown
Package Contents:
1 x frequency counter