... Astrophysics Group . ... GMRT . GMRT ELAIS-N1 . ... This survey is the second in a series of surveys of the deep Spitzer legacy fields, taken at 610 MHz with the Giant Metrewave Radio Telescope ( GMRT ). ... The techniques used for data reduction and production of a mosaicked image of the region are described, and the final mosaic, along with a catalogue of 2500 sources detected above 6 №Г are presented. The survey complements existing radio and infrared data available for this region. ...