Pickering System 20 Programmable Switching System W/ Modules - Missing Screws 154821227405 There is dust behind the

There is dust behind the glass screen

Manufacturer Omron Model Number D4SL-N2EFG-D SKU 19-59308 Ref 23-84725

Manufacturer unknown Model Number N-0001595-01 SKU 19-58734 Ref 23-83115

Manufacturer Signal Technology Part Number 0960-0084 Model Number 27338 SKU 19-58919 Ref 23-83251

Pickering System 20 Programmable Switching System W/ Modules - Missing Screws 154821227405 There is dust behind theCondition Used Description Includes: Switching System 1x unknown RS 232C Module 1x Power Supply Module 3x 20 740 701 Dual 8 to 1 (16 to 1) Multiplexer 75 Ohm BNC 20 785 754 Quad 6 Channel Microwave Multiplexer 75 Ohm 1. 6 5. 6 Tested working and is guaranteed function. Unit has a noisy fan. Cosmetically in fair condition and has heavy wear from previous use including blemishes, scuffs, and scratches. The modules are missing some screws. No additional