Radio and Television Transactions Manning Adds In Frederick With ‘Gamut’ FM Translator By Adam Jacobson - July 10, 2023 0 FacebookTwitterWhatsAppLinkedinEmail The logo for Hubbard Radio's WWFD-AM 820 in Frederick, Md., which helped usher in digital-only broadcasts of kHz-based radio stations under the engineering prowess of Dave Kolesar. Username Password Remember me Forgot Password? Join Us