Station lamp control; bell or buzzer signaling; ringback tone; can be expanded to tone systems after rotary-to-tone conversion; digital circuitry; used w/ 1a1 and 1a2 type key systems; mounts in apparatus cabinet, relay rack, or on wall; increased station capacity possible w/ added equipment
NSN 5935-01-418-0279
NSN 6610-01-189-3001
NSN 5835-01-079-7989
NSN 5930-01-244-6832
NSN 6110-01-024-1519
NSN 6685-00-518-5977
NSN 5925-01-430-2318
NSN 6685-01-449-0699
NSN 5990-00-839-9571
NSN 6105-00-997-3212
NSN 5960-01-425-1454
NSN 5925-01-406-3455
Last Updated: 03/29/2025