If you want to fry your enemies like chicken, then the Gauss Minigun in Fallout 76 is your best bet. This ranged weapon uses 2mm electromagnetic rounds that detonate on impact. This means you don’t have to worry about taking out hordes of enemies anymore. The best thing about the Gauss Minigun is that it has more damage, accuracy, and magazine size compared to the .50 cal Machine Gun. While using this weapon is highly recommended during war, you will need to unlock it first.
GAUSS MINIGUN – Full Guide – Location, Plan, Mods, Stats, Legendary – Fallout 76
Gauss Minigun is a special type of Energy Gun that cannot be obtained through trading. Instead, you will need to make it available in-game by unlocking the Plan. You can purchase the Gauss Minigun Plan from Mortimer after spending 750 Gold Bullion. For those who don't know, Mortimer is a Mister Handy merchant who can be found in the Crater Core, Toxic Valley. In order to purchase items from Mortimer, you will need to gain the "Ally" Reputation with the Raiders. Consider this a key requirement for obtaining the Gauss Minigun in Fallout 76.
Once you have purchased the Gauss Minigun Plan, you can craft it at a Weapon Workbench using the following materials:
Another thing, after you get the Gauss Minigun Plan, it becomes available as a reward for events or completing a quest. So if you're having trouble finding the above materials, you can try your luck by completing some in-game objectives.