Electrodata EIA Interface Test Set Model ITS-1

Electrodata EIA Interface Test Set, Model ITS-1, with jumpers and cables

Vtg Electrodata EIA Interface Test Set Model ITS-3. Tested Works. Great Shape!!

Electrodata EIA Interface Test Set Model ITS-1

Electrodata EIA Interface Test Set, Model ITS-1, with jumpers. VGC!

Electrodata EIA Interface Test Set ITS 2

Vintage Global Computer Supplies DT-4 EIA CCITT Modem Terminal Interface Unit