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Audio Cable Tester

product model:NF-388 Red
Item Specifics:
*Is_customized: Yes
*Brand Name: Noyafa
*Place of Origin: Shenzhen.China
*Port: RJ45*2 (MAIN, Port flash), RJ11, BNC, USB
*Test length: RJ45 Cable
*Wiremap Type: RJ45,BNC Cable
*Tracking Type: RJ45,RJ11,BNC,USB and Metal Cable
*Other Function: LED Flash and Loud Speaker
*Power supply: 9V battery *2  required
*Warranty:1 Year


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.


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.

Video introduction

 Standard carton:
* Carton size: 48.8x43.5x44.5 cm
* Quantity : 20pcs/ctn
* Weight: 19kg

 Technical indexes: 
 NF-388 Transmitter specifications
 Indictor  LCD 53x25 mm, with back light
 Tone frequency  225kHz
 Max. distance of transmission  2 km
 Max. distance of cable map  1 km
 Max. working current  Less than 70mA
 Tone mode  2 Tones adjustable
 Compatible connectors  RJ11,RJ45, BNC, USB  
 Function and faults LCD display  LCD display ( wiremap, Tone, short, , No adapter, Low  battery )
 Cable map indication  LCD (#1-#8)
 Shielded indication  LCD ( #9)
 Battery Type  DC9.0V(NEDA 1604/6F22 DC9V x 1pcs)
 Dimension(LxWxD)  185x80x32mm
 NF-388 Receiver specifications
 Frequency  225kHz
 The Max. working current  Less than 70mA
 Earjack  1
 LED illumination  2
 Battery Type  DC9.0V(NEDA 1604/6F22 DC9V) x1pc
 Dimension(LxWxD)  218x46x29 mm
 NF-388 Remote unit specifications
 Compatible connectors RJ45, BNC
 Remote units  8
 Dimension(LxWxD)  107x30x24mm

 Function Comparison:
Function NF-838 NF-300 NF-388 NF-8108 NF-8108M
Trace Cables RJ45+RJ11 RJ45+RJ11 RJ45+RJ11 X X
Measure cable length X RJ45+BNC RJ45 RJ45 RJ45
Check cable condition (open,short,cross,ect) RJ45+RJ11 RJ45+BNC+RJ11 RJ45+BNC RJ45 RJ45
BNC+USB +1394
Anti-jamming ok Good ok ok ok
Power supply 9V Battery 9V Battery 9V Battery 1.5V AA  1.5V AA 
Remote units 1pc 1pc 8pc 1pc 8pc


NF-388 User Manual

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