P2005x01.txt New data & tone squelch circuit for the PRO-2005. P2005x02.txt Cell phone mod for the PRO-2005. P2005x03.txt Collection of mods to vary scan rate, change channel spacing and enable full coverage from 760 to 1300 Mhz. P2005x04.txt Adding SSB capability to the PRO-2005. P2005x05.txt Expanded frequency coverage.