The phrase "a radio setting" is correct and usable in written English.
It can be used to refer to a specific configuration or mode on a radio device, such as tuning to a particular frequency or adjusting the sound settings.
Example: "To improve the sound quality, make sure to adjust a radio setting to the optimal level for your environment."
Alternatives: "a radio configuration" or "a radio mode".
Friends emphasized that the Messenger carried neither a radio set nor ping-pong balls.
The handlers gave Afridi a laptop computer and a "radio set" — the latter apparently a satellite phone of some sort — before he went to work in Abbottabad.
Each car has a radio set to one of nine stations that combine music with goofy advertisements for things like a service to have pets sent by mail.
Though there is programming on DAB that younger people may enjoy - football on 5 Live Sports Extra and TalkSport, dance music on 1Extra - carrying a radio set around the house just seems such a baby-boomer generation thing to do.
Part of corporate resistance to experimenting with hands-on activities comes from the difficulty of measuring the value of paying employees to, say, build a go-cart or a radio set while in the office.
Everyone knows about the fax machine, but few realize that the idea failed for 150 years from its invention by a Scotsman in 1843 to its extension to telegraphy in 1865 to its reincarnation in a radio set marketed by RCA in 1938.
During the journey, Sudirman used a radio set to convey orders to local TNI troops if he believed that the region was secure.
To reach people in villages where electricity runs for only two hours a day, if that, and nobody owns a radio set, Radio Mewat worked with communities to build up listeners' groups and provided each group with its own battery-operated radio set.
In those days, even a radio set with twenty tubes tended to fail a lot.
"In 1922," the Salisburys report, "some 60,000 households had a radio set; by 1924, there were more than 3.5 million".
