Ku-Band ONET

Ku-Band ONET is used for multiplexing and switching of downlink channels.

 

 

 

 

 

​ ​Technical Specifications​ ​
​Operating Frequency Band (Uplink)17300 - 18350 MHz​
​Operating Frequency Band (Downlink)​11700 - 12750 MHz
​No of Channel and Bandwidth​​33 MHz
Switch Type​​C (number: 6) and R (number: 13) Switches
​​Input Return Loss ​ ​​Centre Frequency  +/-15 MHz : > 19 dB
Centre Frequency  +/-16.5 MHz: > 18 dB
Output Return Loss ()​​> 18 dB
Insertion Loss ​ ​ ​ ​​​Primary ≤ 1.00 dB
​First Failure ≤ 1.18 dB
Second Failure ≤ 1.30 dB
Near Out of Band Rejection ​ ​ ​ ​​Centre Frequency   ± 24 MHz: < 10 dB
​Centre Frequency   ± 41 MHz: < 25 dB
Centre Frequency   ± 100 MHz: < 50 dB
Far Out of Band Rejection ​ ​ ​​Centre Frequency -100 MHz: 50 dB
​Centre Frequency +100 MHz to 13600 MHz: 50 dB
​13600 to 15000 MHz: 80 dB
15 to 40 GHz: 80dB
Dimension900x600x200 mm3
Mass< 21.25 kg
​In-Orbit Life15 years
RF Input InterfaceWR75
RF Output InterfaceWR90
Natural Frequency> 140 Hz
Maximum RF Input Power Level180 W
Environmental Specifications​ ​
​Operating Temperature                                   ​​Range +5 ˚C to +60 ˚C (Operating Mode)
​Range -30 ˚C to +80 ˚C (Survival/Non-operating mode)
​Reliability​<67 FIT @ 35 ˚C