I4-wire card; two ports; three leds; no jumpers or adjustments; four each 50-pin connector telephone to user; two high densi type 78-pin to matrix; 300 hz frequency range; indicates up, loopback, and error
NSN 6110-01-050-7871
NSN 5965-01-013-0290
NSN 6150-01-354-0324
NSN 5999-00-111-2399
NSN 6620-01-466-4436
NSN 5960-01-485-7532
NSN 6150-01-128-3227
NSN 5985-01-408-5950
NSN 5999-01-387-6698
NSN 6105-00-253-1654
NSN 6130-01-494-7697
NSN 5985-00-351-5332
Last Updated: 02/22/2025