The 53131A Universal Counter is designed for manufacturing test,troubleshooting, and service. This counter allows you to easily makehighly reliable frequency and timing measurements. Featured areextensive in-box analysis. automatic limit testing, analog display mode,single button recall, and more. The unit's half-rack size and lightweight make it well suited for both benchtop and rackmounting.

Options:
001 - Medium Stability Timebase
002 - DC Power Input
010 - High Stability Timebase
030 - 3 GHz Channel with BNC Connector
050 - 5 GHz Channel with Type-N Connector
060 - Rear Panel Connectors
061 - Moves 3.0 GHz Channel 3 (Option 030) to Rear Panel, Includes Option 060
062 - Moves 5.0 GHz (Option 050) or 12.4 GHz (Option 124) Channel 3 to Rear Panel, Includes Option 060
124 - 12.4 GHz Channel with Type-N Connector
1CM - Rackmount Kit