Founded in 1995, China Dongda Power Industry Co., Ltd. is one of the few tone generator manufacturer and distributor in China that has patents on the generator, motor, power supply, engine, alternator, diesel and gearmotor design, supply and sale. Our custom tone generators has obtained the certifications of ISO9001-2000, GS/TUV, CE, VL, EPA, QHS, SON, CAP and SRS and we have won EPA 2005 Motor Year Certification. Our 30 QC staff carefully performs inspections at every stage of production, from the time we receive raw materials to packaging. Noise, power, and stability are tested to ensure that our engines can endure 580 hours of constant use. We also can design and deliver OEM/ODM samples in one month.

Non-contact probe audibly identifies selected wire or cable. Trace phone, computer network and coax cables. Tone generator is terminated with RJ11 and RJ45 connectors plus alligator clips
Selectable continuous or variable tone. Continuity and ring/tip identification test. This tone generator and amplifier probe set from Extech is used to quickly trace and identify cables or wires within a group and also check the operation of phone lines. The kit allows you to perform wire traces, continuity tests, clear/busy/ringing line tests, and tip/ring identification. The insulated inductive probe tip prevents shorting conductors. Alligator clips and modular connectors included for non-terminated cables as well as direct connections to telephone and internet wiring. Selectable continuous or variable tone generation and built-in speaker on probe with sensitivity control. Insulated inductive probe tip prevents shorting conductors. Tests include wire trace, continuity test, clear/busy/ringing line test and tip/ring identification. Alligator clips for non-terminated cables and modular connectors for direct connections to telephone and internet wiring. Selectable continuous or variable tone generation. Built-in speaker on probe with sensitivity control.

Adapter with F connector and alligator clips for connection to Coax cable and non-terminated cables
Sensitivity control improves wire identification. This transmitter and probe kit from Extech is used to quickly trace and identify cables or wires within a group and also check the operation of phone lines. Easily trace communications and coaxial cables from source to termination. The non-contact probe audibly identifies selected wire or cable while the adjustable sensitivity control improves identification and eliminates false detection. Non-Contact probe audibly identifies selected wire or cable. Easily trace wires from source to termination. Adjustable sensitivity control improves wire identification and eliminates false detection. Continuity test with audible and visible indication. Tone generator is terminated with RJ11 and RJ45 connectors. Trace communications and coaxial cables Features: Non-Contact probe audibly identifies selected wire or cable Easily trace wires from source to termination Adjustable sensitivity control improves wire identification and eliminates false detection Continuity test with audible and visible indication.

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