Utter the words “7-segment display” amongst hackers and you’ll typically get people envisaging the usual LED and LCD versions that we all come across in our daily lives. However, mechanical ...

In a way, all 7-segment displays are alike; at least from the outside looking in. On the inside it can be quite another story, and that’s certainly the case with the construction of this Soviet ...

A common display found on digital watches and readouts that looks ... The above illustration highlights one segment of the liquid crystal layer in a monochrome twisted nematic (TN) seven-segment ...