BSS
|
EIRP (dBW) |
Size (cm) |
45 |
65-85 |
44 |
75-95 |
43 |
85-110 |
42 |
95-120 |
41 |
105-135 |
40 |
120-150 |
39 |
135-170 |
38 |
150-190 |
37 |
170-215 |
36 |
190-240 |
35 |
210-270 |
34 |
240-300 |
33 |
265-340 |
32 |
300-380 |
31 |
335-425 |
30 |
375-475 | |
|
|
| 26 ġ, ArabSat BADR-4 Ͽ, KBS World ä ǰ ֽϴ.
ű Ʒ ļ 12054 MHz, Ver, 27500 Ksym ߰Ͻ , Search Channel Ȥ Scan Ͻø ˴ϴ.
* ڷ
* : BADR-4 * : 26
* ļ: 12054 MHz * : Vertical () * ɺƮ: 27500 Ksym/s * FEC: 3/4 |
BADR-4 ȣ ϱ ؼ LNB ļ 10.750GHz LNB Ͻø ˴ϴٸ, ġ ִ ٸ ȣ Բ ϱ ؼ Universal LNB Ͻ մϴ.
Ʒ ڷῡ, ߾ʿ ׳ ũⰡ ۾ϴ. ߾Ӻο 90Cm ׳ ̳, ߾ӿ 1.8m ׳ Դϴ.
Ȯ , ش ׳ ü ȮϽð, ñ ٶϴ.
BADR-4 -- Technical Information |
Orbital Location 26 East |
Frequency Bands |
Ku-band /FSS |
Uplink |
13.75-14.00 GHz |
Downlink |
12.50-12.75 GHz |
|
Ku-band / BSS |
Uplink |
17.30-18.10 GHz |
Downlink |
11.70-12.50 GHz |
Number of Transponders |
Ku-band / FSS |
12 |
Ku-band / BSS |
20 (BOL), 16 (EOL) |
Transponders Bandwidth |
Ku-band / FSS |
36 MHz |
Ku-band / BSS |
34 MHz |
TWTAs Redundancy |
Ku-band / FSS |
16 LTWTAs, for 12 Active channels. |
Ku-band / BSS |
20 TWTAs, for 20 (BOL) channels, or 16 (EOL) channels. |
Polarization |
Linear |
Dish Size (end-user) |
0.6 - 1.00 m |
Cross-Polarization Isolation |
30 dB |
Manufacturer |
Payload : |
Eurostar E2000+ |
Payload : |
Platform |
Eurostar E2000+ |
Design Lifetime |
15 Years |
Launch Date |
2:01 a.m. Nov. 9-2006- Baikonur |
Launcher |
Proton M/Breeze M |
*BSS & FSS TWTAs are sharing common 2 redundancy rings.
Badr-4 DOWNLINK Footprint (Ku-band / BSS & FSS)
|
Clear Sky
RECOMMENDED Dish Size (m) |
Rain Margin
COMFORTABLE Dish Size (m) |
A |
0.50 |
0.70 |
B |
0.60 |
0.90 |
C |
0.90 |
1.20 |
D |
1.20 |
1.60 |
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