About: directional coupler

Premodifier: directional
Head noun: coupler

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

Broader concepts

label	provenance	confidence
passive component	isap:320035919	0.826908
device	isap:267812554	0.707046
coupler	isap:437441145	0.695866
element	isap:434009487	0.678164
microwave component	isap:320035917	0.649066
expensive component	isap:320035930	0.628299
function	isap:45614537	0.609358
passive device	isap:267812559	0.603206
component	isap:320035926	0.578636
directional coupler	isap:437441146	0.525231
means	isap:38517741	0.476394

Narrower concepts

label	provenance	confidence
directional coupler	isap:437441146	0.525231
device	isap:445349740	0.149239