| Subject | English | Swedish |
| radio | class B of an amplifying stage | klass B |
| el. | class B amplifier | klass B-förstärkare |
| comp., MS | Class B IP address | IP-adress av klass B (A unicast IP address that ranges from 128.0.0.1 through 191.255.255.254. The first two octets indicate the network, and the last two octets indicate the host on the network. Class-based IP addressing has been superceded by Classless Interdomain Routing (CIDR)) |
| commun. | class B modulation | klass B-modulering |
| el. | class B operation | klass-B-drift |
| el. | class-B stage | klass-B-förstärkarsteg |
| transp., avia. | performance class B aeroplane | flygplan i prestandaklass B |