In today's evolving world of communications, technicians encounter an ever increasing amount of data on copper lines. Whether installing, servicing or simply maintaining voice service, the technician must consider the possible presence of digital traffic. Tempo's PE961 Test Sets offer the latest in data protection, allowing technicians to test the POTS service on a live ADSL line without fear of bringing down the data service. With this innovative design, Tempo continues on the cutting edge of butt-in...