 |
|
|
|
 |
|
 |
 |
|
 |
|
| |
 
|
TRUNK AMPLIFIER : INFOSATNHA-750N |
| |
- With Push-Pull hybrid RF Amplification module.
- Plug-in bi-pass filter circuit capable of two way transmission.
- Plug-in and internal equalizer, attenuator, easy to improve parameter and adjust.
- Plug-in simple trim for adjusting response of amplifier and flatness of connectors in good performance.
- Both the input and output have testing point (-20dB).
- Four types of output directional coupler (-4.5dB, -7dB, -10dB and -16dB) to be chose.
- Allows forward backward cross and bridge power supply.
- Uses high effciency, low temperature switching power, indicator light on the main control panel can assist you in determining the power conditions.
- Designed with a detachable central frame marking maintenance work faster and easier, it also saves you the trouble of removeing the connectors and protecs tour technicians from electic shock.
|
|
| |
 |
Parameter |
Unit |
Standard |
Note |
Forward |
Return |
Pass Band |
MHz |
47/87~750 |
5-30/65 |
|
Amplifier |
|
Push-Pull |
|
Frequency Response |
dB |
±0.5 </=550 MHz,
±0.75 >/=750 MHz |
|
RF Return Loss |
dB |
5~550 MHz >/= 16,550~750 MHz >/= 16 |
|
Max.AC Through current |
A |
10 |
|
Hum modulation |
dB |
>/= 65 |
|
DC current (24V) |
A |
0.4 |
0.2 |
|
Test point |
dB |
-20±1.5 |
|
Output level |
dBmV |
44.0@750 MHz
38.0@47 MHz |
35@5 MHz
35@65 MHz |
|
Typical Max. gain |
dB |
30±0.5 |
20-25 |
1 |
Tilt |
dB |
6 |
0 |
|
Noise figure |
dB |
</=7 (0dB tilt) |
</=5 (0dB tilt) |
|
Delay character |
ns |
</=30 |
</=30 |
|
Distortion |
|
59-Ch PAL |
3-Ch PAL |
|
C/CTB
C/XM
C/CSO |
dB
dB
dB |
>/=62
>/=61
>/=62 |
>/=88
>/=80
>/=82 |
2 |
|
|
|
| |
BLOCK
DIAGRAM
 |
| |
| SPECIFICATIONS
SUBJECT TO CHANGE WITHOUT NOTICE |
|
|
| |
บริษัท อินโฟแซท จำกัด • INFOSAT
CO., LTD.
46/22
หมู่ 5 ถ.ติวานนท์ ต.บ้านใหม่ อ.ปากเกร็ด นนทบุรี 11120 โทร. 0
2961 9161 - 3, 0 2961 9996 - 8 แฟกซ์ 0 2961 8587 sales@infosats.com
46/22 Moo 5 Tiwanon Rd., Banmai,Pakkred, Nonthaburi 11120 Thailand
Tel.(662)961 9161-3, 961 9996-8 Fax:961 8587 www.infosats.com |
| |
|
|
