There is a possibility of 12 but you will never find all the channels filled even in large markets. Cable is the exception.
There are 12 channels. They are channel 2 through channel 13.
The first TV's only had a VHF tuner. Since radio used up the frequencies allocated to TV channel one, TV's started out with channel two and went up to channel thirteen. It wasn't until several years later that the UHF band was added (Channels 14 through 83) and when they did that, channel thirteen was dropped from the VHF band and used for the UHF to VHF conversion.
The first TV. channel was KDKA Pittsburgh's. Channel 2 and at that time your TV only received VHF channels 2- 13.
12
Twelve channels.
12
Eleven TV channels are in the VHF spectrum. My count is 12 in the USA (2 -13).
In 1965, the VHF (Very High Frequency) television band in the United States consisted of 13 channels, designated as Channels 2 through 13. These channels were primarily used for analog television broadcasting. The allocation of VHF channels was standardized by the Federal Communications Commission (FCC) to facilitate television transmission and reception across the country.
The uniden smh 400d has 36 channels
12
VHF channel 16
VHF is the more common for tv channels, you are probably thinking UHF