Amazon.co.jp: LED Projector 600 Luminous Flux 1080P HDMI Mini Projector, Home Portable Movie Projector 1080pHD Small Vedio-Projector USB Audio Mini Home Media Player 110-240V (US Plug) : Electronics
Reverse-engineering the pinout of vacuum-fluorescent displays (VFDs): HNV11SS27, FIP7FM7, and HNV-08SS53 | by R. X. Seger | Medium