SC&T Ground Loop Isolator Series User manual

Smart Cabling & Transmission Corp. V1.0
Ground Loop Isolator Series
User Manual
Model : CHB001HM
High Frequency Interference Blocker (CHB001HT+CHB001HR)

1
User Manual
CHB001HM
Introduction
CHB001HM is a high-frequency interference blocker designed to remove electromagnetic waves, high
voltage electricity,...etc. The blocker has a built-in RF modulator to work with an RF CATV splitter to send
multiple videos over one coax cable or an RF CATV amplifier to send a video for a longer distance.
Features
Support CVBS (NTSC/PAL) video format.
Supports audio signal transmission.
Signal extension up to 400M.
Built-in power output at TX unit for a CCTV camera..
.
Installation View
High Frequency Interference Blocker Solution
Working with RF CATV Splitter for multiple channel over one Coax Solution

2
User Manual
CHB001HM
Panel View
LED Indication
GREEN Power on/off
Rotary Switch Channel Selection
1234 1234
↑↑↑↑ CH. 1 ↑↑↑↓ CH. 9
↓↑↑↑ CH. 2 ↓↑↑↓ CH. 10
↑↓↑↑ CH. 3 ↑↓↑↓ CH. 11
↓↓↑↑ CH. 4 ↓↓↑↓ CH. 12
↑↑↓↑ CH. 5 ↑↑↓↓ CH. 13
↓↑↓↑ CH. 6 ↓↑↓↓ CH. 14
↑↓↓↑ CH. 7 ↑↓↓↓ CH. 15
↓↓↓↑ CH. 8 ↓↓↓↓ CH. 16
Gain Adjustment
The transmitter and receiver must setup at same channel, then adjust the gain on the receiver for the
best quality picture.
Cable and Transmission
Link cable recommend to use high quality 75ΩCoaxial Cable and BNC connector, low quality
coaxial cable and channel selection may case signal loss and effect transmission distance and
reliability. When Channel setup at CH.1, the working distance up to 400M, When Channel
set up at CH.16 the max distance up to 200M.

3
User Manual
CHB001HM
Caution
If using same power adapter from transmitter to camera use, the power adapter current used at least
follow camera request current plus 250mA.
Specification
ITEM NO.
CHB001HMT
CHB001HMR
Support
Video Format
NTSC/ PAL
Max. Transmission Distance
600M over RG6U Coaxial Cable
Ports & Interfaces
Video Input
1 x 75ΩBNC
1 x 75ΩBNC
Video Output
1 x 75ΩBNC
1 x 75ΩBNC
Audio Interface
1 x 10KΩRCA
1 x 10KΩRCA
Power
Power Input
DC 9 to 15V
DC 9 to 15V
Power Supply
DC 12V 500mA
DC 12V 500mA
Power Consumption
2.5W
2.5W
Ambient Temperature
Operation
0 to 55℃
Storage
-20 to 85℃
Humidity
Up to 95%
Physical Characteristics
Dimensions
49 x 111 x 25mm
49 x 111 x 25mm
Weight
140g
145g