IV-18 VFD Tube Time Clock (Energy Pillar) - Limited Edition [discontinued] _MAKE_ROBO_CHASSIS 1x DC Motor + Stepper

1x DC Motor + Stepper FeatherWing Add-on

With it's bootloader it can directly download programs via USB without any other external flashing devices

You can chain as many as you'd like although after 4 or more panels you may run low on RAM if you're using an UNO

you can drive a pair of 30ohm headphones directly from the LOUT/ROUT pins if the 'ground' connection is tied to GBUF however this is not a line-out connection

The 2-wire serial interface and internal voltage regulation allows for easy and fast system integration

IV-18 VFD Tube Time Clock (Energy Pillar) - Limited Edition [discontinued] _MAKE_ROBO_CHASSIS 1x DC Motor + StepperThis IV 18 VFD tubes Clock (Energy Pillar) is a fully assembled and calibrated IV 18 VFD clock. It displays hour, minute, second. Eight digits IV 18 ( 18) VFD tubes display is made in USSR(1980 1990). Although these vintage tubes are still available, the quantities is very limited in the market. Young generations may have never seen its limpid cyan fluorescence. VFDs need a voltage of around 40 50 volts to light the multiplexed display. But this