Magnetometric Jammer - effective against Gallente
Ladar Jammer - effective against Minmatar
Radar Jammer - effective against Amarr
Gravimetric Jammer - effective against Caldari

Gurista/EoM: 0.75 kin/0.25 therm
Angel: 0.7 exp/0.2 kin/0.1 em
Sansha/Blood raider/Amarr empire: 0.5 em/0.5 therm
Serpentis/Caldari state: 0.5 kin/0.5 therm
Gallente federation: 0.5 kin/0.4 therm/0.1 em
Minmatar republic: 0.5 exp/0.2 em/0.2 kin/0.1 therm
Mercenaries: 0.5 therm/0.3 kin/0.1 exp/0.1 em
Rogue drones: 0.7 exp/0.2 kin/0.1 therm
Security status:
Below -2 = not in 1.0 sec systems
Below -2.5 = not in 0.9 sec systems
Below -3 = not in 0.8 sec systems
Below -3.5 = not in 0.7 systems
Below -4 = not in 0.6 systems
Below -4.5 = not in 0.5 systems
-5 or below = KOS in all empire.
*Stacking Penalties*
1st mod: c(1) = 100.000% effectiveness
2nd mod: c(2) = 86.9119842% effectiveness
3d mod: c(3) = 57.1037996% effective