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Specifications
This chapter lists equipment specifications for the KMX-3921 input, output, and companion
cards, and their rear panels.
KMX-3921 Multiviewer Cards
Video Inputs
Video Inputs - General
Parameter
Description
Signal inputs
9 SDI inputs per
KMX-3921
card.
Some SDI inputs can accept a MADI signal instead of an SDI
video input. See
Connector
Coaxial via DIN 1.0/2.3, 75 Ω
SD-SDI inputs
Signal
4:2:2 SMPTE ST 259-C (270 Mbps), SMPTE ST 272
Formats
525i59.94 and 625i50
Audio
SMPTE ST 274
Return loss
> 15 dB up to 270 MHz
Alignment jitter (100 kHz) < 0.2 UI
Timing jitter (10 Hz)
< 1 UI
Cable length
250 m (820 ft) (Belden 1694A)
150 m (492 ft) (Belden 1855A)
HD-SDI inputs
Signal
SMPTE ST 292-1 (1.485, 1.485/1.001 Gbps)
Formats
a
720p29.97, 720p30, 720p50, 720p59.94
1080i50, 1080i59.94
1080PsF23.98, 1080PsF24, 1080PsF25, 1080PsF29.97
1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p30
Audio
SMPTE ST 299
Return loss
> 15 dB up to 1.5 GHz
Alignment jitter (100 kHz) < 0.2 UI