The emery wheel grinding machine with adjustable drill bit chuck disclosed herein has an adjustable chuck in which is provided with a T-bushing having an outer flange formed at one end thereof. A network forwarding path is determined based on the signal strength of an access point signal received at client stations within the network, referred to as the OASS. The PHY determines an amount of gain necessary to recover an information payload embedded in the frame based on the recovery of the training sequence.