Kramer Electronics VM-20HD User Manual
Page 7
Your VM-20HD Dual 1:10 HD/SD - SDI Distribution Amplifier
5
Table 1: VM-20HD Dual 1:10 HD/SD - SDI Distribution Amplifier Features
#
Feature
Function
1
POWER Switch
Illuminated switch for turning the unit ON or OFF
2
SD
1
LED
The green LED lights when the SDI signal in channel A is SD
3
CHANNEL A
HD
2
LED
The blue LED lights when the SDI signal in channel A is HD
4
HD
2
LED
The blue LED lights when the SDI signal in channel B is HD
5
CHANNEL B
SD
1
LED
The green LED lights when the SDI signal in channel B is SD
6
VIDEO IN
Connects to the channel B SDI source
7
LOOP
Connects the channel B input to the video input of an
additional unit or to the channel A video input
3
8
CHANNEL B
BNC
Connectors VIDEO
OUTPUTS
Connects to the channel B SDI acceptors (from 1 to 10)
9
VIDEO IN
Connects to the channel A SDI source
10
LOOP
Connects the channel A input to the video input of an
additional unit or to the channel B video input
3
11
CHANNEL A
BNC
Connectors VIDEO
OUTPUTS
Connects to the channel A SDI acceptors (from 1 to 10)
12
Power Connector with Fuse
AC connector enabling power supply to the unit
1 Standard Definition (SD) means an NTSC or PAL compatible video format, consisting of 480 (for NTSC) or 576 (for PAL)
lines of interlaced video
2 High Definition (HD) means a video format, consisting of either 720 active lines of progressive video or 1080 lines of either
progressive or interlaced video
3 To create a 1:20 distribution amplifier (connect the LOOP output of one of the channels to the VIDEO IN of the other
channel)