On 6/18/2012 10:52 AM, spamtrap1888 wrote:

Reminds me that back in the day, the radio studio phone had two lights
that flashed instead of a ringer. The lights looked like a salt and
pepper set. Maybe the OP could put a neon lamp across the phone line.


Or some old 400 series KTU cards from a PBX system. I still see
complete 1A2 systems from time to time.