The Ameritec AM2 Niagara is a telephone line simulator and bulk call generator engineered for testing telecommunications equipment across development, production, quality assurance, and regression testing environments. It simulates diverse line conditions and generates high-volume call scenarios, enabling evaluation of complex subscriber behaviors. The system supports flexible interface options and advanced scripting capabilities to meet rigorous telephony testing demands.
Technical Specifications
Product Family: Ameritec AM2 Niagara
Core Functionality: Bulk Call Generator, Telephone Line Simulator
Call Generation Capacity:
• AM2-B: typically 48,000 confirmed calls
• AM2A: typically 16,000 confirmed calls per hour (DTMF dialing, tone ID confirmation, 64 paired lines)
Subscriber Simulation: Each AM2 Niagara unit simulates one to hundreds of independent telephony subscribers. Multiple units grouped together enable simulation of thousands of subscribers.
– Key Features
Analog POTS Lines (AM2A Model)
• 64 analog POTS bi-directional lines
• Loop start emulation; 2-wire with optional ground start
• Dialing support: Pulse, DTMF, MF R1, MF R2
• 900-ohm impedance (optional 600-ohm)
ISDN (AM2-B Model)
• 32 BRI/BRA ISDN U-Interface (2B1Q) lines
• Each U-Interface port emulates 1 to 8 Terminal Endpoints (TEs)
• Four 1.544 Mbps T1 CCS trunks or four 2.048 Mbps E1 CCS trunks
T1/E1 Digital Trunks (AM2-D, AM2-De, AM2S-D/De Models)
• One to four 1.544 Mbps T1 or 2.048 Mbps E1 trunks
• CCS and CAS trunk support
• Generator configurations support four T1 CAS or E1 CAS trunks
Interface Expansion
• AM2E-A Expansion unit: up to 160 total line interfaces
• SS7 interface modules available within AM2 Squirt family
• Analog P-Phones line interfaces supported
– Typical Applications
Telephony equipment testing, switch and network testing, Computer Telephony Integration (CTI) systems, Voice Mail Systems, Interactive Voice Response (IVR) systems, Paging Systems, Central Office or PBX Switches and Networks, Voice Over Packet Systems, Intelligent Network (IN) Applications, Automatic Call Distribution (ACD) systems.
– Compatibility & Integration
The AM2 series integrates with other Ameritec Niagara, Crescendo, and Squirt units for expanded testing capacity and multi-platform subscriber simulation scenarios.













