Tektronix AM70

Digital Audio Analyzer/Generator
The Tektronix AM70 is a used Digital Audio Analyzer/Generator.

The Tektronix AM70 has three modes of operation. Generator Mode permits the Tektronix AM70 to act as a source of analog and digital test signals. Test signals are generated by direct digital synthesis using either the internal clock of the Tektronix AM70 or an external digital audio signal. This permits the output signals of the instrument to be synchronized with external digital audio signals. 
Balanced Analog Outputs
Balanced/Unbalanced Digital Inputs and Outputs
Optical Inputs and Outputs
Internal Speaker/Headphone Jack
Battery Powered
Simplified Menus/Keyboard Controls
Four User-definable "Quick Keys" for Each Operating Mode