this is the frequency counter for 100hz-2.5ghz, using lcd 16 chara.x 2 lines ,tcxo 12.8mhz(1ppm ) and pic16f84.
*the voltage(0-510mv) of the input signal is also indicated on the lcd , therefore tuning of the coil can be conducted while checking the frequency.
*furnished with if offset-function, this can be applied for the frequncr display of the home brewed transeiver.