Home amplifier feature:
3.1 Before use the amplifier, test input level whether at the range of input level. You should adjust input level into it.
3.2 Output level can't be too high. Just keep every TV set level at 60~75 dBμV. Turning ATT knob to adjust output level.
3.3 When in thunder, to avoid lightning strike, you'd better turn off power supply. The amplifier used indoor only and avoid be affected with damp or high temperature.
3.4 Keep power supply voltage at common range. Too low voltage will cause figure quality bad.
|
Item |
YB8020 |
|
Frequency range |
45~862MHz |
|
Swing frequency characteristics |
± 1.5dB |
|
Gain |
20dB |
|
Gain adjustable range |
0~10dB |
|
Input level range |
63 dBμ V~ 78dBμ V |
|
Max output level |
108dBμ V |
|
Tap |
-12dB |
|
Impedance |
75Ω |
|
Power voltage |
220V± 15% (50Hz) |
Prevail was founded in 2001, Hangzhou Prevail Optoelectronic Equipment Co., Ltd.Which is one of the earliest, largest, and most professional factory in CATV industry.
Our factory has been studying and developing different kinds of optoelectronic transmission equipments for HFC and FTTH networks since our foundation.Covering an area of over 15, 000 square meters, our factory boasts nearly 500 employees, 20% of whom have senior professional technique titles, eight assembling lines, and 21 testing and adjusting lines.
Our test instruments are mainly imported from the U.S.A (HP), which worth more than USD1.25 million.Some business institutes are set up both at home and abroad.
Our main products include HFC Optical Transmission&HFC Cable Transmission equipments.
Prevail always adheres to the "excellence, quality first" principle of the quality, taking the leading in passing ISO9001, ISO 14001, OHSAS18001, CE etc certifications.
