Contribute
to QRZ
to QRZ
QRZ Trivia Quiz for 2023-11-17
A device called a "Coherer" was which of the following?
A: Device used to attach cables in bundles
B: A radio detection device
C: Part of an audio amplifier that used Audion tubes
D: Many early antenna systems used a Coherer to help align the antenna elements for best reception
Choose an answer from above...
You are not logged in!
You're welcome to stick around and try a few trivia questions but your progress will not be tracked and you will not be entered into the sweepstakes.
You're welcome to stick around and try a few trivia questions but your progress will not be tracked and you will not be entered into the sweepstakes.