Casio CQ-1 calculator and clock

Re:Casio CQ-1 calculator and clock by oldandcold on Thursday April 30, 2020 @02:24PM (#23034221)

Back in the 70's... everything seemed to be red LED. When I first saw the various VFD displays...well, that was cool. I thought they were dead...but here is an interesting take on VFD technology... amplification! https://korgnutube.com/en/

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Re:Casio CQ-1 calculator and clock by watersb on Friday May 01, 2020 @03:05AM (#23039722)

Glad to be reminded of this.

I wonder how the Korg Nutube compares to Tripathi style amplifiers.

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