1Hz-50MHz Frequency Meter with Shell Frequency Counter DIY Kit Digital

Features: 1. Frequency range 1 Hz to 50 MHz 2. Five digits resolution (display for example x.xxxx kHz, x.xxxx MHz, or xx.xxx MHz) 3. Measuring signal amplitude can be up to 30 V 4. 4-40 MHz passive crystals can measure 5. Automatic range switching with different gate times 6. Optional addition or subtraction of a frequency offset (programmable) 7. Very low component count: a PIC 16F628, 5 7-segment LED displays, a 20MHz crystal and a few resistors 8. Optional (configurable) power-saving mode which automatically turns 9. The display off if the frequency didn't change significantly within 15seconds 10. USB 5V or DC 5-12V power supply can be used Package included: 1x DIY Kits