Give sensors different modes - each using different power consumption.
The idea being that "full active" sensors extend the range at which you can detect a SR ship - but power consumption is so high that your weapon output is reduced significantly. (Oh, and you can be detected further away too.)
The idea being that "full active" sensors extend the range at which you can detect a SR ship - but power consumption is so high that your weapon output is reduced significantly. (Oh, and you can be detected further away too.)