Fire Control Sound Ranging Plotting Board

Item Name Code (INC) 21789

Fire Control Computing Sights and Devices: Federal Supply Class: FSC 1220; NATO Supply Classification Class: NSC 1220
Fire Control Equipment: Federal Supply Group: FSG 12; NATO Supply Classification Group: NSG 12
Item Hits: 4

INC 21789 Fire Control Sound Ranging Plotting Board

An item used to determine the location of enemy guns by plotting the difference in time at which the sound of the gun reaches each of several microphone stations. It may also be used for adjustments of gun and howitzer fire to compensate for the trajectory of the projectile. Excludes SOUND RANGING SET and SOUND MEASURING SET.

Additional Information for Fire Control Sound Ranging Plotting Board

Fire Control Sound Ranging Plotting Boards are devices used in fire control systems to track and plot the location of enemy artillery based on the sound of their firing. These boards are part of the supply class Fire Control Computing Sights and Devices, which includes various equipment used for calculating and aiming artillery fire.

In the supply group Fire Control Equipment, which encompasses all the equipment used in fire control systems, Fire Control Sound Ranging Plotting Boards play a crucial role in accurately determining the location of enemy artillery. By analyzing the sound waves produced by enemy artillery fire, these boards help calculate the distance, direction, and elevation of the enemy guns.

The information obtained from the Fire Control Sound Ranging Plotting Boards is then used to adjust the aim of friendly artillery, ensuring accurate and effective counter-fire. This helps to neutralize enemy artillery and protect friendly forces.

Overall, Fire Control Sound Ranging Plotting Boards are essential tools in fire control systems, enabling precise targeting and effective response to enemy artillery fire.