4 PCS Single Mode Loopback Plug Tester SC for APC Fiber Optical Duplex Cable Adapter 9/125
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Product description
- Widely Application it can detect potential abnormalities by testing the signal return of optical system debugging, optical fiber communication system, CATV system, etc.
- Operating Principle Pairwise connected TX transmitting face transmit the signal back to the RX receiver face to test and evaluate the elements or interfaces of the optical fiber network.
- Stable Signal Transmission the looper adopts A-level zirconium ceramic core, which is low insertion loss ( 0.3db) and low return loss ( 60db), high interchangeability ( 0.2db) and high repeatability ( 0.2db)
- Standard Size The product meets the dual fiber adapter size standard for easy and accurate plug and pull which can work more than 1000 times.
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