Bộ lọc công suất cao tần đầu ra máy phát 1494-6-2N
1494-6-2N
750W UHF/DVB 6 Poles Band Pass Filter with dual Cross Coupling Critical / Uncritical Mask. Max. Group Delay Variation [ns] 300
Band IV-V / UHF DVB 750W Band Pass Filter 1494-6-2N

Bộ lọc công suất cao tần đầu ra máy phát:
- Kích thước: [WxDxH]: 177x294x400mm
- Nhiệt độ hoạt động tối đa: 70oC
- Độ ổn định theo nhiệt độ: ≤2 kHz/K
- Công suất 750W UHF/DVB
- Dải tần số [MHz] 470 ÷ 862
- Insertion Loss [dB] @ Fo < 0.6
- Return loss [dB] > 20
- Insertion Loss [dB] @ Fo ± 3.805 MHz < 1.6
- Attenuation @ Fo ± 4.2 MHz [dB] > 5
- Attenuation @ Fo ± 6 MHz [dB] > 40
- Attenuation @ Fo ± 12 MHz [dB] > 50
- Maximum amplitude variation [dB] 1
- Max. Group Delay Variation [ns] 300
- Maximum Input Power [W] 600 (r.m.s.)
Tunable within whole UHF range.

For 6,7,8 MHz channel bandwidth.
DC block.
Different connectors on request.
Connectors: DIN 7/16
Max operating temperature (C°): 70
Temperature stability (kHz/K): < 2
Weight (kg): 12
Frequency Range (MHz) 470 ÷ 862
Insertion Loss (dB) @ fo < 0.45
Insert. Loss (dB) @ fo ± 3.805 MHz < 1,25
Attenuation @ fo ± 4.2 MHz (dB) > 5
Attenuation @ fo ± 6 MHz (dB) > 20
Attenuation @ fo ± 12 MHz (dB) > 40
Maximum Amplitude Variation (dB) 0,8
Return Loss (dB) > 26
Input/Output Impedance (Ohm) 50
Maximum Input Power (W) 750 (RMS)
Max. Group Delay Variation (ns) 250
