The FDG-4B-500 SQ from Crane Aerospace & Electronics is a Space Qualified Frequency Multiplier designed for reliable frequency conversion in high-performance signal generation systems. It has an input frequency range of 5-500 MHz and delivers an output frequency of 25-3000 MHz. The frequency doubler has a conversion loss of 12-17 dB and has a harmonic output value of up to -40 dB. It has a usable input power range of 7-16 dBm and has an RF input power value of 13 dBm. The frequency multiplier has a mass of 2.83 g and is ideal for multiplier chains.