(a) whether the Radars have been installed at Delhi and
Mumbai airports by US based company;
(b) if so, the details thereof;
(c) whether the Airports Authority of India has noticed that
critical components of radars installed at both the airports
are breaking down repeatedly despite repairs
by the manufacturer;
(d) if so, whether at several instances, the manufacturers
are running out of spares to replace the defective parts of
radar; and
(e) if so, the corrective steps the Government proposes to
take in this regard?