https://youtu.be/TrVLmTLHgew - Flipper Zero Controlling Traffic Lights - 11 minute video - 500,000 views in 30 days
opticom - emergency traffic light preemption device ===================== per yt comment Fred Blonder 3 weeks ago I recall an article in Popular Science from the mid 1960s on an early prototype of this being tested in Baltimore. It used a standard photographic flashtube mounted on the emergency vehicle, strobing at 40 Hz. 23 Reply ยท 1 reply Peter Fairlie 3 weeks ago I heard about that from the 60's. The Flipper can also do 40 Hz. -- You received this message because you are subscribed to the Google Groups "massfire" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/massfire/CAFXWwKZTpgMj6cHEZgAUUj2JDHfgMTfB_fBBZxR%2BLxUE9CoVpA%40mail.gmail.com.
