Where is cost to a low-quality signaller and is cost to a high-quality signaller.
From the en.wikipedia.org
Optimal signalling levels are for a low-quality signaller, and for a high-quality signaller.
From the en.wikipedia.org
Metaphorically, it means a direction indicator, a leader of fashion, a signaller of trends.
From the smh.com.au
Optimal signalling levels are for a low-motivation signaller, and for a high-motivation signaller.
From the en.wikipedia.org
He was a signaller in the Royal Artillery from 1915 to 1918.
From the en.wikipedia.org
In 2002, he was serving with the Army in Afghanistan when he was attached as a signaller to an SAS patrol.
From the time.com
Network Rail confirmed the user-worked crossing had gates and a telephone but its signaller had not received a phone call.
From the guardian.co.uk
Gregg also said he was also harassed by other soldiers who believed a young signaller should never have been sent on the patrol.
From the time.com
My boss when I worked for the army was Major-General David McDowall, who had entered the army as a signaller or private soldier in the 1970s.
From the guardian.co.uk
More examples
Signaler: someone who communicates by signals
In the armed forces, a signaller is a soldier or seaman responsible for military communications and related tasks. ...
A signalman or signaller is an employee of a railway transport network who operates the points and signals from a signal box in order to control the movement of trains.