Spirent Communications:

Model Date Group Description
TAS 240 2001OtherVoiceband Subscriber Loop Emulator
TAS 450 2002OtherRF Channel Emulator
TAS 4600A 2001OtherNoise & Interference Emulator
TAS Series II 2001OtherTelephone Network Emulator
TAS Series II Digital December 2000Other
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