Kalkulators - a calculator and a numpad in one.
Index.
1. What is Kalkulators?
2. Features
3. Dimensions
4. Gallery
5. Kit contents
6. Pricing
1. What is Kalkulators?
Kalkulators is an 8 digit 7-segment display calculator running on 1xAA battery. On USB-C, it can act as a regular numpad/macropad.
The assembly is an FR4 sandwich consisting of a backplate, main PCB and a switch plate. The 7-segment displays are guarded by a smokey acrylic plate. Uses M2 hardware.
2. Features, specs.
- 8 digit 7-seg display, color blue
- display dimming
- STM32 mcu
- support for QMK and VIA, meaning, firmware can be tailored to your exact needs
- supports MX switches and PCB mount stabilizers
- USB-C
- auto switching between calculator and regular keyboard mode, when connected to a host computer
- Largest possible calculated/displayed number: 99'999'999
3. Dimensions
76 mm x 204 mm
Height from unit's bottom to acrylic guard's top: 30 mm
4. Gallery5. What's in the kit?The Kalkulators kit consists of:
- An assembled PCB ( minus switches & stabilizers )
- FR4 switch plate
- FR4 back plate ( One side has an embossed mathematical sign design, the other side is plain black FR4 color. You can choose which side to show. )
- Laser cut acrylic screen guard
- M2 hardware needed for assembly
You have to bring your own switches, 3x2U PCB mount stabilizers and, of course, your favorite keycaps
Oh, and an AA battery.
6. PricingNot finalized,
Approximately 70 euro + shipping
Eagerly waiting for your feedback, suggestions and more!
