S-4914 Wireless Transmission

WHDI wireless transmission system

SDI and HDMI, 700 meters

S-4914 is the broadcast industry wireless system, includes an S-4914T transmitter and an S-4914R receiver, with WHDI (OFDM) technology, supports uncompressed 3G/HD/SD-SDI and HDMI wirelessly transmitted in 700 meters scale, and with less than 1ms latency. The system is pure hardware connection, plug and play build-up, which is widely used in on-site shooting and director monitoring.

Input and Output

The transmitter S-4914T supports:
3G/HD/SD-SDI input ×1
HDMI ×1
The receiver S-4914R supports:
3G/HD/SD-SDI output ×1
HDMI x1
The receiver SDI and HDMI are output simultaneously.
If both SDI and HDMI is input to transmitter, the receiver will give priority to output SDI signal.

In Line of Sight, the S-4914 wireless transmission system support approx. 700 meters effective transmission distance of uncompressed 3G/HD/SD-SDI and HDMI signal, and the latency is less than 1 millisecond.

Embedded Audio Transmission

The S-4914 supports SDI and HDMI embedded audio (ch-1 & ch-2) transmission.

5.1-5.9GHz Operation Frequency 

License Free

The S-4914 wireless system runs at 5.1-5.9GHz License-free operation frequency. The frequency bands are user configurable and support at most 4 wireless channels in one location.
The radio power is less than 63mW and will not do harm to human bodies.

Multicast support

You can set several S-4914R receivers at the same frequency bands as the 1 S-4914T transmitter to enable the multicast mode.

The transmitter S-4914T is compact size designed, and equipped with DV plates to be powered by standard DV camera batteries. There’re following different kinds of DV plates for option:

The receiver S-4914R is equipped with V-mount or Gold mount plates to be powered by batteries.
Both the transmitter and receiver can also be powered via the 5.5/2.1mm pole DC in socket of 6.5-17V input.