THE BEST SIDE OF TEMPERATURE COMPENSATED CRYSTAL OSCILLATORS

Take note that for an OCXO, the turning stage temperature of the crystal has to be bigger compared to the higher limit of the temperature variety. It's because you can not Regulate a house's temperature at +25°C using a furnace if the outside temperature is +35°C.The transfer functionality (or slope polarity) to get a VCXO would be the way of fre