I have radio shack PRO-2050 300ch scanner picks up motorola trunk tracking scanner very good condtion $75.00 base radio........ Have Radio shack PRO-2052 1000 ch scanner picks up st.mary's co and calvert trunking scanner very good condtion $115.00...... Larry Norris unit 922 St.Mary's co.REACT Leonardtown,Md N3JTN / KAE-4617 unit922 at verizon.net