negative contact

negative contact

i. A term used by pilots to indicate to ATC that (a) previously issued traffic is not in sight. It may be followed by the pilot's request for the controller to provide assistance in avoiding the traffic. It may also mean (b) the pilots were unable to contact ATC on a particular frequency.
ii. A term used by military pilots to indicate that they have no radar or visual contact with the target or traffic.
References in periodicals archive ?
The best results come from using a 4 point contact system with one negative contact and 3 positive contacts.
Answering a question, Mian Nawaz Sharif said that the visit of CM Punjab Mian Shahbaz Sharif to Turkey and his visit to China should not be taken in some negative contact.
National research shows that children involved with our programs are less likely to have negative contact with law enforcement or to use drugs or alcohol.
Unit maintenance can replace both the negative contact, NSN 5810-01-350-8388, and the positive contact.
For example, she got into the habit of ducking into a photo booth in a bar where she worked, and the resulting self-portraits became the basis of a number of projects: Sixteen of these images--red-filtered enlargements from a paper negative contact print based on a solarized silver-gelatin original--comprise Stauffenberg-Block, 1969, one of the earliest pieces on view here.
The positive contact is a layer of metal on the back of the wafer, while the negative contact on the top of the cell collects the current but alto allows as much light as possible to enter the device.
He was counseled by three successive managers concerning productivity, performance, following directions, and negative contact with other employees.
This proactive approach emphasizes avoiding negative contact through preparation.
The techniques could roughly be divided into nine categories: simple objection, modification, directing, presenting arguments, reparation, persisting with one or more of the techniques, giving up, positive contact, and negative contact.
But the driver had ``experienced a prior negative contact with the man and refused to pick him up,'' Funes said.
I called negative contact right away and stated that I was climbing to 500 feet.
police, banks, realtors); thus, the negative contact may deter African Americans from seeking rehabilitation services.