[Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test patterns in PAL/NTSC. If one is checking ...

It is a big anniversary in the history of our station, KOTV. In 2024, we are celebrating 75 years on the air. October 15 is the anniversary of the first time we showed a test pattern on TV and the ...