Specification:
|
ITEMS |
FORWARD |
RETURN |
|
Amplifier Technology
|
Two-stage amplification with at least one output stage of 1 * 870 MHz GaAs (or GaN) Push-Pull Hybrid Amp. Module (brand name G7/EU countries) |
2-STAGE RF TRANSISTOR/MMIC (brand name G7/EU countries) |
|
|
82 ~ 870 MHz, or higher |
5 ~ 65 MHz |
|
Operating Gain |
≥ 28 dB |
≥ 16 dB |
|
Response Flatness |
≤ ± 1 dB |
|
|
|
0 ~ 20 dB Adj. |
0 ~ 20 dB Adj. |
|
|
0 ~ 10 dB Adj. or wider |
1 ~ 3 dB Fixed, or 0 ~10 dB Adj. or wider |
|
Noise Figure |
≤ 8 dB |
≤ 8 dB |
|
Return Loss (75-ohm Reference) |
≥ 10 dB |
|
|
Recommended Output Levels |
≥ 32 / 42 dBmV (82 / 870 MHz) |
≥ 32 / 32 dBmV
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|
Rated Signal Level Distortion (*) |
|
|
|
Cross Modulation (XMOD) |
≤ - 58 dB |
≤ - 58 dB |
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Composite Second Order (CSO) |
≤ - 60 dB |
≤ - 60 dB |
|
Composite Triple Beat (CTB) |
≤ - 60 dB |
≤ - 60 dB |
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Input / Output Impedances |
75 ohms |
|
|
Hum Modulation |
≥ 60 dB |
|
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Power Requirements |
200 ~ 240 VAC / 50 Hz, or wider |
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Housing Design |
Aluminum housing with good RFI shielding & heat spread |
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NOTE:
-Measured with 110 NTSC (or 80 PAL) channels of Forward Path, at least 2 T-channels of Return Path, at Recommended Output Levels.
- Return Attenuator and EQ must be designed / placed at OUTPUT of Return Amp. Module.
