ISDN/POTS Testers

Test Primary and Basic rate ISDN services as well as analog telephony. Handheld, rugged  and simple to operate yet with powerful diagnostic features.
ISDN Tester
IN-ARGUS-153
ARGUS 153 ADSL VSDL GFast WiFi 4G/LTE Tester
ARGUS 153 multifunction (ADSL & VDSL)
IN-ARGUS-156
Argus 156 xDSL ISDN PRI BRI POTS Test set
Triple-play and xDSL combi tester
IN-ARGUS-3u
ISDN BRI Basic Rate POTS analog tester
ISDN U and S-Bus access tester