The Wiltron 6668B is a microprocessor-controlled programmable sweep generator renowned for offering swept and continuous wave (CW) RF/microwave signals up to 40 GHz. Engineered to pair with network analyzers (like the Wiltron 560A), it is prized in aerospace, telecommunications, and defense test benches. Key Specifications & Features - Frequency Range: 10 MHz to 40GHz Output Power: Variable, typically reaching up to \(+10\) dBm on many units depending on attenuator options Sweep Modes: Features precise start/stop, \(\Delta F\) (Delta Frequency), and continuous sweep functions Modulation: Internal and external AM/FM capabilities Interface: Equipped with GPIB (IEEE-488) for remote, automated programming