2m transmission analyzer Basic functions 2m measurement Hdb3 and ami line codes Out-of-service 2mb/s, n*64kb/s ber testing In-service framed and unframed double-channel testing Pcm simulator''mode testing Frame data control and monitoring Timeslot activity monitoring, fas, n-fas, ts16mfo analysis Built-in 64kb/s tone channel listen capability Cas and ccs signaling generation and monitoring Round trip delay measurement Aps delay measurement Extensive error and alarm generation Vf tone generation and measurement Level measurement Pulse mask measurement Jitter measurements to itu-t standard o. 172 Frequency and offset measurement Clock slip measurement Up to +/-999ppm transmit clock deviation Clock source: internal, interface or external 2m clock/signal Real-time transmit circuit open/short indication