|
LOPAR
Technical Data
|
Antenna radiation safety (10mW per cm2
body surface):
Non scanning 127 feet (39 meter) |
| Transmitter RF
Frequency |
3100 - 3500
MHz |
|
| Transmitter RF
Power |
1 MW |
Peak |
| Frequency
Change Rate |
18 MHz sec. |
|
| Transmitter
average RF Power |
650 W |
Nominal |
| Antenna Gain |
35 dB |
Pencil Beam |
| Antenna Gain |
32 |
Cosecant* |
| Polarization |
Horizontal |
|
| Beam Angle |
35.5 - 391
Mils |
2 - 22 Degree
(Elevation) |
|
|
1.4 Degree (25
Mils) |
Azimuth |
| Receiver Noise |
7.5 dB |
1341 Kelvin |
| Overall Noise |
8 - 9 dB |
1540 -
2014Kelvin |
| IF Frequency |
60 MHz |
|
| IF Bandwidth |
4 MHz |
|
| Video
Bandwidth |
2 MHz |
Main Channel |
| Video
Bandwidth |
700/750 kHz |
Aux Channel |
| Antenna
Dimension |
Height 1.32 m |
|
|
|
Width 4.57 m |
(5.6 sq. m) |
|
* Es war
natuerlich kein Cosecant-Antennendiagramm nach ueblichen
Kriterien, sondern eine einfache Erweiterung des Antennendiagramms im Hoehenwinkel. Mehr war in den 50gern nicht drin. |