Signal Corps Organizations and Operations in the Cavalry Division and Cavalry Corps. FM 11-15. Signal Operations in the Corps and Army. FM 11-22. Signal Battalion Armoured, Mechnized and Infantry Divisions. FM 11-50 Corps Signal Batallion and Airborne Corps Signal Battalion. FM 11-92 Armor Operations Small Units. FM 17-1 Tank Platoon. FM 17-30 Tank Platoon and Tank Company. FM 17-32 Tank Battalion. FM 17-33 Armored Cavalry Units Armored and Infantry Divisions. FM 17-35 Armored Cavalry Platoon and Troop Air Cavalry Troop and Divisional Armored Cavalry Squadron. FM 17-36 Divisional Armored and Air Cavalry Units. FM 17-36 Armored Infantry Company. FM 17-40