T Y P E |
at440 |
||||
Ordering number |
02561 |
||||
Sections |
4 |
||||
Tuning range of channels |
470-790 MHz |
||||
RF input |
TV standard |
pr. |
DVB-T* |
||
channel bandwidth |
8 MHz |
||||
level/impedance |
50-75 dBµV/75 Ω |
||||
frequency range of RF distribution |
47-790 MHz |
||||
loop through gain |
0 ± 1.5 dB |
||||
return loss |
> 10 dB |
||||
RF output |
level/ impedance, typical |
82 dBµV/75 Ω |
|||
MER ofDVB-Tsignal |
≥36 dB (input signal MER 38 dB) |
||||
frequency range of RF combining |
47-2150 MHz |
||||
DC pass through |
0.3 A |
||||
combining through loss Terr/SAT |
1.5/2.5 dB |
||||
level adjustment range |
pr. |
0 ÷ -10 dB by 1 dB step |
|||
return loss |
≥ 10 dB |
||||
Noise figure |
7 dB |
||||
Selectivity, typical |
40 dB, ±2 MHz from 8 MHz bandwidth border |
||||
Offset** |
±1 MHz by 0.125 MHz step |
||||
Spurious signals level |
≤ -55 dBc |
||||
Mirror channel selectivity |
≥ 60 dB |
||||
Flatness of channel bandwidth, typical |
± 1.5 dB |
||||
DC feeding for external |
pr. |
12 V 0.1 A max. |
|||
Current consumption*** |
12 V 0.75 A |
||||
Operating temperature range |
0° C ÷ +50°C |
||||
Dimensions/Weight (packed) |
48.5x198x107.5 mm/1 kg |
pr. software control
* 21-69 channels for at420 by G standard, 20-75 channels for at421 by Au standard, 21-60 channels for at440 by
G standard
** the offset is used for fine tuning of the channel frequency response
*** without external DC loading