The John A. Galt Telescope consists of a single 25 meters metal-mesh antenna which can be equipped to observe at 408 MHz and at 1.5, 2.7, 4.9, 6.6, and 8.4 GHz, including the hydrogen line near 1.4 GHz, the OH lines around 1.6 GHz, and the methanol line near 6.6 GHz.