Nokia 6800 Series 用户手册
6800/7000 Series - Distribution and Routing Products Installation and Operation Manual
57
Specifications
Chapter 7: VEA-6840 Video Equalizing Amplifier Module
Specifications
Input
Output
Item Specification
Video Input Level
1 Vp-p nominal
Maximum Input Level 2.5 Vp-p centered at 0 V
Impedance
75
W or high impedance selectable
Coupling
DC and AC jumper selectable
Return Loss
>40 dB to 20 MHz
Max. Common Mode
Signal Range
Signal Range
28 Vp-p
Common Mode
Rejection Ratio
Rejection Ratio
>65 dB to 10 kHz
Item Specification
Number of Outputs
8
Level
1 Vp-p nominal
Impedance
75
W
Return Loss
• 45 dB to 5 MHz
• 40 dB to 10 MHz
Output Isolation
35 dB to 10 MHz
Phase Match Between
Outputs
Outputs
± 0.2°
Response Variation
0.1 dB, 1 to 8 loads at 10 MHz