[arm-allstar] Control characters in the /var/log/asterisk/astdb.txt file

[jumping_jackass at yahoo.com]

Grep can not be used effectively in this daily updated file because it contains ascii control characters. 
examples
2458|DB0FUE|438.625-|F�rth2524|W6SEL-R|444.1250+ DX-PiNOY�~Y|Sierra Vista, ArizonA27282|EB4CPK|<None>|Don Benito, Badajoz, Espa�a28261|SA3BDE|145.325Mhz|Bolln�s28298|K0JSC|Ca�on Gateway|Ca�on City, Coloradoetcetc
Dose anyone else care?