Optical Transmitter (HT8520B)
Detailed Product Description
HT8520BC(CATV wavelength)
HT8520BU(ITU wavelength adjustable)
Utility-type External Modulation Optical Transmitter(47~862MHz, CNR1≥52dB, SBS: 13, 16dBm adjustable)
Product description
HT8520BC: Economical type, dual fiber output CATV work wavelength, 1MHz laser line width, SBS13, 16dBm adjustable, option SNMP network management.
HT8520BU: Economical type, dual fiber output ITU wavelength adjustable, 1MHz laser line width, SBS 13, 16dBm adjustable, option SNMP network management.
Product feature
High performance: External module technology, no laser chirp, low dispersion distortion, high extinction ratio.
Perfect index: Unique creation technology, offers excellent CNR, CTB, CSO & SBS.
SBS critical value 13~16dBm adjustable at spot, it can fit for different network.
OMI adjustable optimized at spot. AGC mode is optional at spot.
1+1 backup power supplies, switch automatically.
Machine case temperature control automatically.
SNMP network management optioned.
Technical index
Performance | Index | Supplement | |||
Optic feature | Operating wavelength | (nm) | 1548~1563 | HT8520BC | |
ITU-TG.692 | HT8520BU | ||||
| Wavelength adjustable range | (nm) | ±1.6 (±200GHz) | HT8520BU | ||
| Wavelength adjustable mode | ±0.05nm stepping | HT8520BU | |||
| Linewidth | (MHz) | ≤1 | FWHM(λ) | ||
| Side mode suppression ratio | (dB) | ≥45 | SMSR | ||
| Equivalent noise intensity | (dB/Hz) | ≤-160 | RIN (20~1000MHz) | ||
| Output power | (dBm) | 2×5 | Optional 2 ×3, 2 ×6, 2 ×7, 2×9 | ||
| Return loss | (dB) | ≥60 | |||
| optical fiber connector | SC/APC | Optional FC/APC, LC/APC | |||
RF feature | Work bandwidth | (MHz) | 47-862 | ||
| Input level | (dBmV) | 18~28 | AGC | ||
| Flatness | (dB) | ∓le±0.75 | 47~862MHz | ||
| Return loss | (dB) | >16 | |||
| Input impedance | (Ω) | 75 | |||
| RF port | F-Female | ||||
Link feature | Transmit channel | PAL-D/60CH | PAL-D/99CH | ||
| CNR1 | (dB) | ≥52.0 | ≥50.5 | Back to back | |
| CNR2 | (dB) | ≥50.5 | ≥49 | 50Km optical fiber, 0dBm receive | |
| CTB | (dB) | ≤-65 | ≤-65 | ||
| CSO | (dB) | ≤-65 | ≤-65 | ||
| SBS restrain | (dBm) | 13,16 | Adjustable | ||
General feature | SNMP network management interface | RJ45 | |||
| Communication interface | RS232 | ||||
| Power supply | (V) | 90~265VAC | -48VDC optional | ||
| Power Consume | (W) | ≤50 | Single power works | ||
| Work temp. | () | -5~65 | Machine temp. control automatically | ||
| Storage temp. | () | -40~85 | |||
| Operating relative humidity | (%) | 5~95 | |||
| Size | (") | 19×14.5×1.75 | (W)x(D)x(H) | ||
Optical Transmitter (HT8520B)
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Company Info
Hangzhou Huatai Optic Tech Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Hangzhou
Province/State: Zhejiang
Country/Region : China (Mainland)
Business Type:Manufacturer
Online Postings: Products