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Specifications
KMX-3901-IN 4K UHD Prescaler Cards
KMX-3901-IN 4K UHD Prescaler Cards
When a KMX-3901-IN-16-Q card is configured as a 4K UHD prescaler, it supports two quad
link 3G-SDI signal inputs, which are assumed to be the constituent parts of two UHD 4K
3840
×
2160 sources. The processing delay is two fields (the video inputs must be
genlocked).
Video inputs
Signal
SMPTE ST 424 (2.97, 2.97/1.001 Gbps)
Level A / Level B dual link
Formats
a
a. The Kaleido-X software does not distinguish between 2160p30 and 2160p29.97. On the monitor
wall and in XAdmin’s Status and Options page, 2160p30 is reported as 2160p29.97.
SMPTE ST 425-5 12G over 4 3G links
Square division quad split
2160p59.94
2160p50
2160p30
2160p29.97
2160p25
Audio
SMPTE ST 299
Return loss
> 15 dB up to 1.5 GHz
> 10 dB up to 3 GHz
Alignment jitter (100 kHz) < 0.3 UI
Timing jitter (10 Hz)
< 2 UI
Cable length
100 m (328 ft) (Belden 1694A)
45 m (148 ft) (Belden 1855A)
Connector
DIN 1.0/2.3
Video outputs
Signal
SMPTE ST 424 (2.97, 2.97/1.001 Gbps)
Level A
Formats
1080p50
1080p59.94
Audio
SMPTE ST 299
First 8 channels from quadrant 1 (top left)
Alignment jitter (100 kHz) < 0.3 UI
Timing jitter (10 Hz)
< 2 UI
Cable length
50 m (164 ft) (Belden 1694A)
35 m (115 ft) (Belden 1855A)
Connector
DIN 1.0/2.3