Scientific Atlanta 1581-4-6-10

The 1581 Antenna Pattern Recorder plots measurement data from antennas and other devices whose output characteristics vary as a function of position or other parameters such as frequency. This includes photometers, transducers, and infrared/optical devices. The unit is designed for recording antenna data in development of production testing environments. Switch selectable functions include Polar or rectangular recording formats and Log, Linear, Square, and Square Root recording modes.