Chapter 1: VT-70 Modulator
VR-70 and DCM User’s Manual
Page 11
On the other hand, the demodulated video signal is amplified and filtered
by a 6MHz width low-pass filter, obtaining the video signal that will be
present on the rear panel.
The demodulator has to independent video signal outputs, which will be
useful either to monitor the signal or to connect and fed it to two different
equipments.
In the front panel is displayed whether the received video signal is
synchronized or not. If video signal is not synchronized, the LED next to the
ALARM button lights. From the front panel keypad and display video level
can also be changed.
Besides, the external input signal meter displays the input signal level
which can be very useful while installing and aligning the link antennas. It
also has a video signal detector.
The VR-70 demodulator and repeater can be fed can be fed either by and
AC source between 100 and 240V and 50 to 60Hz frequency or by a 12V
DC source (battery).
The receiver internally gen10V, -10V and +5V supply voltages
required to fed the different boards of the equipment.
The figure below shows VR-70 receiver’s block diagram:
Содержание DCM-1070
Страница 1: ...SVP Broadcast Microwave VR 70 DCM 1070 User s Manual V 1 1 10GHz Receiver...
Страница 3: ...Preliminary pages VR 70 and DCM User s Manual Page 3...
Страница 4: ...Preliminary pages VR 70 and DCM User s Manual Page 4...
Страница 7: ...Chapter 1 VR 70 Demodulator Repeater...
Страница 12: ...Chapter 1 VT 70 Modulator VR 70 and DCM User s Manual Page 12 Figure 1 1 VR 70 Receiver s block diagram...
Страница 38: ...Chapter 2 Multi frequency Down Converter DCM 1070 series...
Страница 46: ...Chapter 3 Parabolic antenna installation Chapter 3 Parabolic antenna Installation...
Страница 51: ...Chapter 3 Parabolic antenna installation Page 51 VT 70 and UCM up converter user s manual...
Страница 52: ...Chapter 3 Parabolic antenna installation Page 52 VT 70 and UCM up converter user s manual...
Страница 53: ...Chapter 3 Parabolic antenna installation Page 53 VT 70 and UCM up converter user s manual...
Страница 54: ...Chapter 3 Parabolic antenna installation Page 54 VT 70 and UCM up converter user s manual...
Страница 55: ...Chapter 3 Parabolic antenna installation Page 55 VT 70 and UCM up converter user s manual...
Страница 56: ...Chapter 3 Parabolic antenna installation Page 56 VT 70 and UCM up converter user s manual...
Страница 57: ...Chapter 3 Parabolic antenna installation Page 57 VT 70 and UCM up converter user s manual...
Страница 58: ...Chapter 3 Parabolic antenna installation Page 58 VT 70 and UCM up converter user s manual...
Страница 59: ...Chapter 3 Parabolic antenna installation Page 59 VT 70 and UCM up converter user s manual...
Страница 60: ...Chapter 3 Parabolic antenna installation Page 60 VT 70 and UCM up converter user s manual...
Страница 61: ...Chapter 3 Parabolic antenna installation Page 61 VT 70 and UCM up converter user s manual...
Страница 62: ...Chapter 3 Parabolic antenna installation Page 62 VT 70 and UCM up converter user s manual...
Страница 63: ...Chapter 4 MD 70 External Signal Meter...
Страница 67: ...VR 70 DCM User s Manual Page 67 NOTES...