深圳市鑫成通電子有限公司供應(yīng)ATSC997電視射頻信號發(fā)生器

Provides ATSC 8-VSB modulated output for all UHF-VHF channels with level adjustment for full tuning range

Provides IF loop-through for combining with external upconverter for current system integration.

Versatile multi Transport Stream input:
DVB Parallel input
DVD loading

Plays directly from the DVD drive for quick and easy content changes.

Front panel output for convenient signal hook up.

User friendly front panel design for ease of use.




Player Functionality
CHANNEL SELECT
Tunable to any UHF/VHF or cable channel.

LEVEL
Lets you adjust the RF level of the output for receiver stressing.

PLAY LIST RECALL
Will recall to the unit display and list of programs stored in the unit and on the DVD drive.

PLAY
Starts the selected program. The vacuum fluorescent display provides the program name, duration, channel, RF
level, and percent of content played.

RECORD
Activates the unit's ability to capture a video data stream.




Player Functionality
Parallel Input:

19.392659 MBits/sec over LVDS
　　　Data Bit Rate
or TTL
IF Output:

　　　Carrier Frequency 44 MHz
　　　Roll-off 11.5%
　　　MER >32 dB w/o equalization
　　　Impedance 50 Ohms
　　　Power level -10 dbmvL
　　　Pilot Location Selectable (Left/Right)
IF Input:

　　　Center Frequency 44 MHz
　　　Impedance 50 Ohms
　　　Level -10 dBm
RF Output (with -10dbm IF input):

　　　Bａnd 50 to 890 MHz
　　　Channel Plan Selection: VHF/UHF or Cable (FCC, IRC, HRC) (user selectable)
　　　Frequency accuracy: +/-10 kHz
　　　Phase Noise >90 dBc @ 20 kHz
　　　Modulation Type8 Level VSB Trellis
　　　Roll-off 11.5%
　　　Output Level -20 to +45 dBmV, ±3 dB
　　　Attenuation Range 0.0 - 65.0 dB
　　　Attenuation Resolution 0.1dB
　　　Signal to Noise > 60 dBc (Output > 0.0 dBmV)
　　　# of Attenuation Presets 4
　　　Preset Size 0.0 - 65.0 dB(programmable)
　　　Spurious > -60 dBc
　　　Impedance 75
　　　Connector BNC (front standard, or rear optional)
Reference Input:

　　　Frequency 10MHz
　　　Level 0.5 to 5 VPP
Program Storage:

　　　Total play time 100 minutes (extra 100 minutes optional)
　　　Data compatibility All formats in the ATSC standard
Dimensions:
17"x 3.5"x 20", 16lbs