Integrated Microwave Technologies LLC. 25VST 사용자 설명서
VST
X
User Manual
Revision
2.
3
24
3 Specifications
3.1 Frequency Bands
Base Part
Number
Frequency
(GHz)
RF
Power
(dBm)
DC Power
(W)
13VST-13
1.200-1.400
13
4
13VST-20
1.200-1.400
20
6
23VST-13
2.200-2.400
13
64
23VST-20
2.200-2.400
20
6
25VST-13
2.400-2.500
20
4
47VST-13
4.400-5.000
13
65
47VST-20
4.400-5.000
20
6
47VST-23
4.400-5.000
23
8
(Other bands may be available. Contact IMT)
Tuning step size: ........................................... 1MHz step size
Frequency stability: ...................................... ± 10ppm
Transmit Modes:
Standby: ........................................................ No RF output
Normal: ......................................................... Instantly on frequency transmission
Frequency stability: ...................................... ± 10ppm
Transmit Modes:
Standby: ........................................................ No RF output
Normal: ......................................................... Instantly on frequency transmission
3.2 Modulation Modes
Modulation 1
Modulation Formats: .......................................... COFDM (DVB-T)
Carriers: .............................................................. 2K
Constellation: ...................................................... QPSK, 16QAM
Code Rate: .......................................................... 1/2, 2/3, 3/4, 5/6, 7/8
Guard Interval: .................................................... 1/32, 1/16, 1/8, 1/4
Bandwidth: .......................................................... 6 MHz, 7 MHz, and 8 MHz
Carriers: .............................................................. 2K
Constellation: ...................................................... QPSK, 16QAM
Code Rate: .......................................................... 1/2, 2/3, 3/4, 5/6, 7/8
Guard Interval: .................................................... 1/32, 1/16, 1/8, 1/4
Bandwidth: .......................................................... 6 MHz, 7 MHz, and 8 MHz
Modulation 2 (Optional)
Modulation Formats: .......................................... COFDM (Proprietary)
Carriers: .............................................................. 2K
Constellation: ....................................................... QPSK
Code Rate: .......................................................... 1/2, 3/4
Guard Interval: .................................................... 1/32
Bandwidth: .......................................................... 1.25MHz, 2.5MHz
Carriers: .............................................................. 2K
Constellation: ....................................................... QPSK
Code Rate: .......................................................... 1/2, 3/4
Guard Interval: .................................................... 1/32
Bandwidth: .......................................................... 1.25MHz, 2.5MHz