superheterodyne circuit

23 LETTERS · STARTS WITH S

superheterodyne circuit is a valid 23-letter word worth 35 points in Scrabble and 39 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1U1P3E1R1H4E1T1E1R1O1D2Y4N1E1C3I1R1C3U1I1T1
1 + 1 + 3 + 1 + 1 + 4 + 1 + 1 + 1 + 1 + 1 + 2 + 4 + 1 + 1 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 1 =35 PTS
DOUBLE WORD → 70TRIPLE WORD → 105
MEANING

What does superheterodyne circuit mean?

1