Economical and portable, rugged packaging and construction, easy to use. Frequency range 9 kHz to 1.5 GHz with frequency accuracy of 2.0 kHz at 1 GHz (without temperature), Phase noise -90 dBc/Hz (10 kHz offset) and residual FM 100 Hz P-P, Resolution bandwidths 1 kHz to 3 MHz, Maximum amplitude range -120 dBm to +30 dBm, Maximum dynamic range 78 dB/85 dB (2nd/3rd order), Log range 85 dB with 10 divisions on screen 15.8 cm, high resolution, LCD display, continuous background environment alignment.