| A beam tetrode employs principles not found in other types of valve: the electron stream from the cathode is focused ('beamed') towards the...
All items tagged with Theory and BASIC (3)
| Last month we examined the basic theory of loop antennas, and demonstrated some of the basic forms of loop antenna, resonating methods and...
| Last month we discussed the basic theory behind optical fiber systems. It was learned that fiber optics are the light equivalent of microw...