For those into radio astronomy would know the significance of having ultra-low noise figures. Lower the noise figure, the more sensitive your receiver becomes. Noise figure is a unit of measure that tells us how much noise, for example, your amplifier is adding to the
If you liked this article, feel free to share it. It will help us a lot!
Not only those people that live in a lovely cosy big house (villa) deserve to have a security system. Most of us live in apartments (including myself), and we require some form of protection against burglars. Sometimes, windows (even with metallic bars) and metallic doors