The SR760 and SR770 are single-channel 100 kHz FFT spectrum analyzers with a dynamic range of 90 dB and a real-time bandwidth of 100 kHz. Additionally, the SR770 includes a low-distortion source which allows you to measure the transfer functions of electronic and mechanical systems.
90dB Dyanmic range, Harmonic, band and Sideband analysis, DC to 100kHz Real-time bandwidth, No spurious responses > -90 dBc, RS-232 and GPIB