Item

Unit

Technical Parameters

Forward Path

Frequency range

MHz

47/54/85-862/1003

Rated gain

dB

30

34

36

38

40

Minimum full gain

dB

≥30

≥34

≥36

≥38

≥40

Rated input level

dBμV

72

Rated output level

dBμV

108

Flatness in band

dB

±0.75

Noise figure

dB

≤10

Return loss

dB

≥16

Attenuation

dB

1-18 (Fixed insert,1dB stepping)

According to user requirements

Equilibrium

dB

1-15 (Fixed insert,1dB stepping)

C/CTB

dB

65

Test condition: 79 channels signal, output level: 85MHz/550MHz/860MHz.

99dBuV/105dBuV/108 dBuV

C/CSO

dB

63

Group delay

ns

≤10 (112.25 MHz/116.68 MHz)

AC hum modulation

%

< 2%

Gain stability

dB

-1.0 ~ +1.0

Return Path

Frequency range

MHz

5 ~ 30/42/65

Rated gain

dB

≥20

Minimum full gain

dB

≥22

Maximum 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 110dBuV, test points: F1=10MHz,f2=60MHz,f3=f2-f1=50MHz

Group delay

ns

≤ 20 (57MHz/59MHz)

AC hum modulation

%

< 2%

General Performance

Characteristic impedance

Ω

75

Test port

dB

-20±1

Power supply voltage

V

A:AC (135 ~ 250) V;B:AC(35 ~ 90) V

Impulse withstand voltage(10/700μs)

kV

> 5

Power consumption

W

29

Dimension

mm

295 (L) × 210 (W) × 150 (H)