| Customization: | Available |
|---|---|
| Type: | CATV Equipment |
| Certification: | CE, ISO |
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Summary
SA1200 outdoor bidirectional AGC trunk amplifier is a new high gain amplifier. Adopt mature and optimized circuit design, scientific and rational internal process, high quality materials, and built-in high performance AGC control circuit, to ensure the stable gain and low distortion. It's the first choice equipment for large and medium-sized CATV bidirectional transmission network.
Characteristics
Principle Drawing:
Parameters
|
Item |
Unit |
Technical Parameter |
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|
Forward Path |
||||||
|
Frequency range |
MHz |
47/85 ~860/1003 |
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|
Rated gain (@FZ110) |
dB |
30 |
34 |
36 |
38 |
|
|
Min full gain (@FZ110) |
dB |
≥30 |
≥34 |
≥36 |
≥38 |
|
|
Rated Input Level |
dBμV |
72 |
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|
Rated Output Level |
dBμV |
106/108 |
||||
|
Flatness In Band |
dB |
±0.75 |
||||
|
Noise Figure |
dB |
≤ 10 |
||||
|
Return Loss |
dB |
≥ 16 |
||||
|
ATT |
dB |
1-18 (Fixed, 1dB stepping, selectable) |
||||
|
EQ |
dB |
1-15 (Fixed, 1dB stepping, selectable) |
||||
|
C/CTB |
dB |
≥67 |
Test condition: 79 channels. Output level: 53MHz/550MHz/750MHz. 99dBuV/105dBuV/108 dBuV |
|||
|
C/CSO |
dB |
≥69 |
||||
|
AGC Pilot Frequency |
MHz |
168.25 (Or specified by the user) |
||||
|
AGC Characteristic |
dB |
±4 (input) /±0.5 (output) |
||||
|
Group Delay |
ns |
≤ 10 (112.25 MHz/116.68 MHz) |
||||
|
Signal to Hum Ratio |
% |
< 2 |
||||
|
Gain Stability |
dB |
-1.0 ~ +1.0 |
||||
|
Return Path |
|||||
|
Frequency Range |
MHz |
5 ~ 42/65 |
|||
|
Rated Gain (@FZ110) |
dB |
12 |
16 |
20 |
24 |
|
Max Output Level |
dBμV |
≥ 110 |
|||
|
Flatness In Band |
dB |
±0.75 |
|||
|
Noise Figure |
dB |
≤ 12 |
|||
|
Return Loss |
dB |
≥ 16 |
|||
|
Carrier to Second Order Inter-modulation Ratio |
dB |
≥ 52 |
Test condition: output level 110dBμV, Test points: f1=10MHz, f2=60MHz, f3=f2-f1=50MHz |
||
|
Group Delay |
ns |
≤ 20 (57MHz/59MHz) |
|||
|
Signal to Hum Ratio |
% |
< 2 |
|||
|
General Characteristic |
|||||
|
Characteristic Impedance |
Ω |
75 |
|||
|
Test Port |
dB |
-20±1 |
|||
|
Power Voltage |
V |
A:AC(135 ~ 250)V;B:AC(35 ~ 90)V |
|||
|
Impulse Withstand Voltage (10/700μs) |
kV |
> 5 |
|||
|
Power Consumption |
W |
22 |
|||
|
Dimension |
mm |
260(L)x200(W)x130(H) |
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FAQ
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