The 4209-18-63 from API Tech is a Programmable Attenuator that operates from 0.1 to 18 GHz. It provides an attenuation of up to 63 dB with step size of 0.5 dB and a switching speed of 40 ns. This solid-state attenuator can handle an input power of up to 28 dBm and has an insertion loss of less than 5.2 dB. It requires a DC supply of 3.3-16 V and consumes up to 25 mA of current. The attenuator can be controlled via a Windows, Apple Os X or Linux device via USB, UART, I2C, SPI and Parallel (TTL & CMOS Compatible) interfaces. It is available in a module with SMA / 2.92 mm / 2.4 mm connectors and measures 76.20 x 32.92 x 13.72 mm.
The 4209-18-63 is ideal for a wide range of applications including automated test equipment (ATE) and 2G/3G/4G LTE/5G fading simulators.