nutator

nutator

[′nü‚tād·ər]
(engineering)
A mechanical or electrical device used to move a radar beam in a circular, conical, spiral, or other manner periodically to obtain greater air surveillance than could be obtained with a stationary beam.
References in periodicals archive ?
Fue medido utilizando la tecnica de microhematocrito, el tubo con la muestra se coloco en un agitador mecanico para mantenerla homogeneizada (marca Clay Adams Brand, modelo nutator, Alemania), se procedio a llenar el tubo capilar 3/4 partes, introduciendo uno de los extremos en el tubo que contenia la sangre e inclinando hacia abajo el otro extremo del tubo capilar, se cerro enseguida el extremo vacio del tubo, sosteniendolo horizontalmente y colocando en un extremo una llama fina de fuego, el vidrio se fundio y cerro este extremo.
In all steps that involved dissolving solids or mixing liquids, samples were rocked on a Nutator mixer (BD) for 5 min to ensure homogeneity.
Eggs were monitored in phase contrast for GVBD, sedimented gently, resuspended in DF-NSW or experimental media to about 1% (v/v), and maintained in suspension by gentle rocking on a nutator at 22[degrees]C.