The 1001A Sweep Generator Covers from 0.5 to 300MHz. Sweep width from 200kHz to 300MHz. Maximum output of +13 dBm. Harmonics of 30 dB below output; spurious non-harmonics of 40 dB below output. Equipped with birdy by-pass markers with provisions for 8 plug-in marker modules, plus, rear panel external marker input. Markers are optional, and may be either single frequency or harmonic (comb) type