Wenzel 500-03844A Frequency Standard 5MHz 3dBm / 5MHz 13dBm / 10MHz 3dBm 144692169658 Manufacturer Keithley Model Number DMM7510

Manufacturer Keithley Model Number DMM7510 SKU 19-75358 Ref 23-107767

01B Model Number F28 SKU 19-51386 Ref 23-105430

Manufacturer Microsoft Model Number 1661 UPC 889842013702 SKU 19-37998 Ref 23-124396

Manufacturer Deublin Part Number 972-200 SKU 19-27175 Ref 23-34093

but none of the buttons are responsive

Wenzel 500-03844A Frequency Standard 5MHz 3dBm / 5MHz 13dBm / 10MHz 3dBm 144692169658 Manufacturer Keithley Model Number DMM7510Condition Used Description This item is fully tested and in excellent working order. Item will come with a 30 Day Warranty. Cosmetically in good condition showing minor scuffs scratches blemishes from previous use. Includes Frequency Standard as pictured. No additional items or accessories are included. Unless pictured, no power adapter power cable included. Photos are of the actual unit for sale. Inventory is on hand and ready to ship. Please feel