reading the signal…
Signals / Object / Mapped places
in West Des Moines, IA·counted·25 all time
A high-voltage electrical marking, commonly displayed as a warning label or sign with voltage information.
Counted, not streamed: 161000 Primary Voltage has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.