EPHD04+ HDcctv DVR
12
2.3.1 Cable Length Extension
You can optionally use EverFocus’ EHA-RPT repeater, EHA-SRX converter or EHA-FTX/FRX
HDcctv to fiber converter to extend the cable length between the DVR and camera.
Using the EHA-RPT Repeater / EHA-SRX Converter
The maximum distance between camera and DVR can be doubled by using an EHA-RPT
repeater or EHA-SRX converter.
EHA-RPT Repeater
EPHD04+HD Camera
Coaxial Cable Coaxial Cable
Max. Length Max. Length
EHA-SRX Converter
EPHD04+HD Camera
Coaxial Cable Coaxial Cable
Max. Length Max. Length
Figure 2-9
Using the EHA-FTX/FRX HDcctv to Optical Fiber Converter
The maximum distance between camera and DVR can be extended by using optical fiber cable.
You can optionally use EverFocus’ optical fiber transmitter / receiver, EHA-FTX and EHA-FRX,
to extend the distance. Two modes are available for EverFocus’ transmitters and receivers:
multi-mode and single-mode.
EHA-FTX-MM: Multi-mode optical fiber transmitter, max. transmission distance 500 m
EHA-FTX-SM: Single-mode optical fiber transmitter, max. transmission distance 21 Km
EHA-RTX-MM: Multi-mode optical fiber receiver, max. transmission distance 500 m
EHA-RTX-SM: Single-mode optical fiber receiver, max. transmission distance 21 Km
EHA-FTX
Transmitter
Optical Fiber Cable
EPHD04+HD Camera
EHA-FRX
Receiver
Coaxial Cable
Max. Length
Coaxial Cable
Max. Length
Figure 2-10