
GEEKTONE VFD2515 Music Spectrum Display
VFD2515 vacuum fluorescent display music spectrum — 5-12V input, sound-activated VU animation. The classic GEEKTONE demo.

A 2-megapixel serial camera module paired with a 4G uplink, designed for unattended field monitoring. It can capture photos on a schedule or external trigger and upload them to an FTP / HTTP(S) endpoint. Typical deployments include agricultural pest monitoring, remote water-meter reading (with server-side OCR) and site-security snapshots. The module accepts 5-12V power and provides a UART for control and configuration. An IR-cut filter and optional IR LED board support day/night operation.

VFD2515 vacuum fluorescent display music spectrum — 5-12V input, sound-activated VU animation. The classic GEEKTONE demo.

LED2015 music spectrum with DSP equalizer, multiple modes, sound pickup, and a transparent acrylic shell.

24-bit virtual nixie VU meter on a color LCD. A nostalgic nixie-tube look with VU ballistics and multi-mode animation.

A walk-through of every display mode on the 4-channel VU meter — classic analog, rainbow, digital and more.