Saw Rev. Modulator / Up
Convertor
NIG introduces for the first time a Saw Reverse Modulator
and UP-Convertor. The combination of the two could be
used for telecasting live programs by the small as well
as big Cable Operators. The units provide audio and video
modulated RF carrier output on selected frequencies.
SPECIFICATIONS
| SAW REVERSE MODULATOR |
| Frequency Range
|
: |
5 to 30 MHz |
Output Level
|
: |
110 dB V |
| O/P Level Control |
: |
0-20 dB |
| Freq. Stability |
: |
+/-10 KHz |
| Sub Carrier |
|
|
| Audio Frequency |
: |
5.5 MHz |
| Input Signal |
: |
Pal Negative Sync |
| Output Impedance |
: |
75 ohms |
| Lower Side Band |
: |
60 dB below the Vision Centre |
| A/V Carrier Ratio |
: |
Adustable from 13-40 dBC |
| A/V Connectors |
: |
RCA Connector |
Audio Signal
|
: |
Frequency Modulation |
| Video Signal |
: |
Amplitude Modulation |
| Power |
: |
AC Mains 220 V+10% 50Hz |
| |
|
|
| UP-CONVERTOR |
|
|
| Input Frequency |
: |
24.25 MHz |
| Output Channel |
: |
Any Channel in Band III |
| Gain |
: |
30 dB V |
| I/O Connector |
: |
‘F’ Type Female connector
|
| Frequency Stability |
: |
_+ 10 KHz |
| Power Requirement |
: |
A.C Mains 220 V + 10% 50 Hz |
| |
|
|
| Features |
| - The Saw Reverse Modulator along with UP - Converter
is idealy suited for telecasting of live
programs on a Cable TV Network. |
| - Saw Filter is used to give superior vestigial
side band output. |
| - High Frequency stablity. |
| - Built in RF Amplifier to give maximum output level. |
| - UP - Convertor is available is any channel of
Band III |
| - Saw Reverse Modulator is available at a frequency
range from 5-30 KHz. |
| - Adjustment for optimum video quality in the monitor
, Optimum Audio in TV sets. |
| - Aural strength 18dB below the video carrier is
also provided. |
| |
