9 electrical circuits and components; namely, guidance and control circuits for ground-launched and air-launched missiles, missile fire control circuits, telemetry circuits, power distribution circuits for missiles, command and control circuitry comprising electrical circuitry required as part of a missile's control system used in conjunction with a tester or testing device to detect failure in some part of a missile system, and testers for missiles comprising electronic devices which are used in conjunction with test circuits to detect failure in some part of a missile system