ATC6B RF Variable Attenuator by Cobham Signal & Control Solutions The ATC6B from Cobham Signal & Control Solutions is a PIN Diode Digital Attenuator that operates from 4 to 6 GHz. This 6-bit attenuator provides attenuation of up to 63 dB and has an LSB of 1 dB and an MSB of 32 dB. It has an...