What does PSK stand for?

Dublin, VA - Location identifier - FAA (FAAL)

Personal Survival Kit (SAUS)

Petoskey, MI - Amtrak Busline code

Phase Shift Keyed (SAUS)

Phase Shift Keying - Computer science

PostSparKasse - Post Office Savings Bank - Austria

Power Supply Kit

Private Secretary to the King - British

Program Selection Key - Computer science (BUR)

Prospect - Telegraphy (PCTE)

Protection Survey Kit

Protein Serine Kinase (DMAA)

Public Storage Properties IX, Inc. - AMEX symbol (SAG)

Pulse Shift Keying (CAAL)