brick
1. Any small (usually handheld) electronic device that has become outdated, and thus is much larger and heavier than modern versions. A large (bigger than handheld) such device is called a boat anchor.
2. An amplifier used for radio transmitting, especially in ham radio and particularly when intended for automobile installation (so named because such amplifiers are small, heavy, and usually shaped like a brick; just a plain metal box with a few wires sticking out).
2. An amplifier used for radio transmitting, especially in ham radio and particularly when intended for automobile installation (so named because such amplifiers are small, heavy, and usually shaped like a brick; just a plain metal box with a few wires sticking out).