Is “Balun” a Scrabble word?
Yes
BALUN
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Balun
noun
1.An electronic device for connecting a balanced transmission line to an unbalanced one.