pam 4d4D-PAM5 is the method used to transmit data at 1 Gbsec over four wire pairs using five snaling levels. It combines 8B1Q4, Trellis, Viterbi, and 4D coding and decoding, and isBuy and Sell. Featured. Media. Events. More. About. Discussion. Buy and Sell. Featured. Media. Events. PAM 4D OFFICIAL RESMI. Join group