![Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop](https://andybrown.me.uk/wp-content/images/nanocounter/sampleinput_circuit.png)
Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop
![Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop](https://andybrown.me.uk/wp-content/images/nanocounter/2counters.jpg)
Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop
![DIY Kits RF 1Hz-50MHz Crystal Oscillator Frequency Counter Meter Digital LED tester meter - AliExpress DIY Kits RF 1Hz-50MHz Crystal Oscillator Frequency Counter Meter Digital LED tester meter - AliExpress](https://ae01.alicdn.com/kf/S5ff6205f45a94f9a94a52ee766d56cd2C/DIY-Kits-RF-1Hz-50MHz-Crystal-Oscillator-Frequency-Counter-Meter-Digital-LED-tester-meter.jpg_.webp)
DIY Kits RF 1Hz-50MHz Crystal Oscillator Frequency Counter Meter Digital LED tester meter - AliExpress
![Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop Nanocounter is an accurate frequency counter using an FPGA, STM32 and a bluetooth android app | Andys Workshop](https://andybrown.me.uk/wp-content/images/nanocounter/pll_circuit.png)