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1 |
Laser model |
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See specifications |
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2 |
Light wavelength |
nm |
1550±10 |
If the deviation from the wavelength before ordering to specify |
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3 |
Light modulation |
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External |
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4 |
Light output power |
dBm |
2*10 |
Specifications have details |
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5 |
SBS threshold |
dBm |
18 |
13,16,18 optional |
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6 |
Optical connector form |
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FC/APC,SC/APC optional |
Please specify before ordering |
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7 |
Frequency Range |
MHz |
47~(862)1000 |
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8 |
Carrier to noise ratio |
dB |
≥52.0 |
According to GY / T143-2000 6.2.3.5 |
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9 |
flatness |
dB |
±0.75 |
According to GY / T143-2000 6.2.4 |
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10 |
RF input signal level |
dBuV |
75~88 |
AGC automatic control |
|
11 |
Carrier combination third-order beat ratio (C / CTB) |
dB |
≥65.0 |
According to GY / T143-2000 6.2.5 |
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12 |
Carrier combination second-order beat ratio (C / CSO) |
dB |
≥65.0 |
According to GY / T143-2000 6.2.6 |
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13 |
RF input impedance |
Ω |
75 |
|
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14 |
RF input reflection loss |
dB |
>16(47~550)MHz >14(550~862)MHz |
According to GB / T11381.1 |
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15 |
powered by |
V |
90~265 Electricity |
4.2.2.2.5 |
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16 |
Operating temperature |
℃ |
0~50 |
Optional -48VDC |
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17 |
Laser line width |
MHz |
0.3 |
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18 |
RF connector form |
--- |
Metric F head |
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19 |
Test port accuracy |
dB |
-20±1 |
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20 |
Storage temperature |
℃ |
-20~85 |
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21 |
Size |
″ |
19″×11″×1.75″ |
(W)x(D)x(H) |
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22 |
Network management interface |
|
RJ45 |
Support for browsers and SNMP |
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Note: 1) 59 PAL-D analog TV channel signals are arranged in the 550 MHz frequency range under the specified link loss conditions, the digital modulation signal is transmitted in the frequency range of 550 MHz to 750 (862) MHz, the level of the digital modulation signal 8MHz bandwidth) than the analog signal carrier level is 10dB lower, the optical receiver input light rate of 0dBm, the measurement carrier combination Third-order beat ratio (C / CTB), carrier combination second-order beat ratio (C / CSO) and carrier to noise ratio (C / N). 2) fiber 50KM + EDFA. |
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