Head noun: pre-amplifier

Same concepts
http://dbpedia.org/resource/Preamplifier

Broader concepts

labelprovenanceconfidence
electronicsisap:5011052780.327462
amplifierisap:217855460.305862
separate unitisap:1462879210.273727
circuitisap:4777797810.220772
deviceisap:533780970.219032
dcisap:2532831390.212250

Narrower concepts

labelprovenanceconfidence