NF-388 / JEDTO Audio Cable Tester เครื่องทดสอบสายสัญญาณเสียง

Features:
1. Directly hunt 5E, 6E, telephone wire, coaxial cable, USB cable and other cables.

2. Hub blink for locating network port by  the flashing port light on Hub / Switch. 

3. Check wiring error in 5E, 6E, coaxial cable, such as open circuit,short circuit, jumper wire, reverse connection.

4. Locate the wiring or connection error.

5. Measure cable length up to 1000m and locate the breakage point.

6. polarity test function measure DC voltage . 

7. Memory and storage for calibration data. 

8. Automatically time-delay shut off and Low battery alarm function.

9. With 8 remote identifiers , more easy to work.

Attention: 

1.Don't connect high voltage live lines to avoid buring out the machine.

2.Put into the right place to avoid hurting others,because of the sharp part.

3.Connected the cable to the right port.

4.Read the user manual before use it.