C4iSR

An In-depth Look at GaN Based AESA Radar

What GaN accomplishes and LDMOS does not is delivering the power that radar systems demand in certain frequencies. GaN is the better choice since it balances bandwidth, power, and size. LDMOS can provide high output power in a small package, but only for low frequencies. GaAs can provide high frequencies, but not high power. […]

Infantry Weapons

The L-SAM surface-to-air missile system

Developed by Hanwha Systems and LIG Next1, the L-SAM is a further development of Cheolmae-2 surface-to-air missiles. The South Korean Ministry of National Defense was promoting the work of improving the intermediate-range Cheolmae-2 surface-to-air missiles to the level of the upgraded S-400 type of ballistic missile interceptor system (Cheolmae 4-H) or L-SAM. […]