‘Dial-type mobile phone’ sold as an assembly kit

An engineer who hates smartphones sells a dial-type phone made for him as an assembly kit. Rotary Cellphone is a mobile product that is operated by wire dialing as a dial-type telephone. It is not a device for smartphones, but a mobile phone that can only make individual calls. The reason why we developed a device that can only be used for calls now, where you can buy a smartphone at an inexpensive price, is because the makers do not want to use a smartphone.

The developer explained that it is an era of connecting with a plethora of people while using an incomprehensible phone (smartphone) that cannot be controlled by themselves, and that it can be an excuse not to use text messages and react properly with their own in all aspects. did.

The product developer is Justin Haupt, a professional engineer working as a researcher at the Brookhaven National Laboratory in the United States. She says it was a project she started with the idea of creating something comfortable and practical using her software and hardware production skills she had accumulated at work.

It has a real detachable antenna and has excellent sensitivity, but can also be retrofitted to a directional antenna if necessary. It displays 10 levels of signal strength with LEDs and comes with an e-ink display that does not consume battery to maintain the display. On the side of the terminal, the phone number was displayed on the back side, and other phone books were recorded on the back side. Power is a physical slide switch.

The producer is releasing the software, firmware, and CAD data contained in this product as open source. In addition, it has decided to sell the hardware parts such as the external case and buttons printed on the 3D printer as an assembly kit. Related information can be found here .