A helmet with "PARTIAL_DEAF" flag resists DEAF status. Power armors has this flag.
turbolaser cannon
{
"id": "lasgunx",
"type": "GUN",
"reload_noise_volume": 10,
"name": "turbolaser cannon",
"description": "With an augmented emitter and capacitor, this mounted laser is capable of superheating most materials to the point of exploding. The firing mechanism also requires the services of a specialized chassis, and one must be wary of the prodigious power needs of such a weapon.",
"weight": 9500,
"volume": 18,
"price": 750000,
"to_hit": -1,
"bashing": 8,
"material": [ "steel", "plastic" ],
"symbol": "(",
"color": "magenta",
"skill": "rifle",
"range": 30,
"ranged_damage": 200,
"pierce": 100,
"sight_dispersion": 150,
"durability": 8,
"ups_charges": 499,
"valid_mod_locations": [ ],
"ammo_effects": [ "EXPLOSIVE", "LASER", "WIDE" ],
"flags": [ "NEVER_JAMS", "NO_UNLOAD", "MOUNTED_GUN" ]
}
It has no detailed explosion data, only "EXPLOSION" effect flag. But its ranged damage is very high, so any critters it hits is sure to vaporize 