P2004x01.txt    New data & tone squelch circuit.

P2004x02.txt    Collection of mods for the PRO-2004.

P2004x03.txt    6400 channels for your PRO-2004.

P2004x04.txt    Cellular mod and collection of other mods.

P2004x05.txt    Cellular enable and scan in 30 Khz steps.

P2004x06.txt    Additional information on cellular mod plus 400 channel,
                speed mod and a squelch mod.
                
P2004x07.txt    More mods and information on the PRO-2004 scanner.