Gdm-025 digital modulator

MHD100-MIN
  The MHD100‐MIN module able to generate a signal in DVB‐T format (Digital Terrestrial Television) from HDMI input.
  MHD100‐MIN is H264 encoding, DVB‐T modulation integrated device to convert HDMI signal to DVB‐T RF out.    It has equipped with one channel HDMI input, one HDMI out(HDMI pass‐though) and one DVB‐T RF out.  
  The MHD100‐MIN module adjusts the compression rate to the available bandwidth, using the modulation DVB‐T parameters.

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Parameter

Place of Origin:Guangdong,China
Model Number:GDM-025(MHD100-MIN)
ITEM
TYPICAL
Q.C LIMIT
TEST CONDITIONS
1. RF Output
Connector
Female TYPE-F
Impedance
75 ohms
Output Frequency Range
CH5~CH69
178.75MHz ~858MHz
Low Band CH7~CH13
178.75 MHz ~226.75MHz
High Band CH14~CH80
474MHz~858MHz
RF Out Level
97dBµV
97dBµV ± 5dBµV
RF Out Level ADJ
0dBm~-30dBm
MER
>30dB
2. RF Input
Connector
Female TYPE-F
Impedance
75 ohms
FREQ. RANGE
50~ 950 MHz
INSERTION LOSS
- 4.8dB
- 4.8 dB MAX.
3.HDMI INPUT
Connector
HDMI JACK
Compatible format
Auto /480I/ 480P /576I
/576P/720P/1080I/1080P
4.HDMI OUTPUT
Connector
HDMI JACK
Needing the image and
sound to export
There can’t be mosaic and
The Sound is distorted
Compatible format
Auto /480I/ 480P /576I
/576P/720P/1080I/1080P
5.Front Panel Function
Buttons
MENU
ENTER
▲UP
▼Down
◀ Left
▶ Right
Display
LCD
6．USB2.0
Connector
USB2.0 JACK
Signals
Firmware Update
7. General Data
Software
Software Version
Supply Voltage
AC100V~240V
50Hz/ 60Hz OUTPUT:DC12V/1A
Power Consumption Max
10W
10W Max in AC input
Working Temperature
+5℃ to + 40℃
Storage Temperature
-20℃ to + 65℃
Environmental
Temperature
0℃ to + 40℃
Humidity
40RH to 90RH
Mechanical Specification
Dimensions
143*110*30mm
Weight
0.33Kg approximate

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