10-trosglwyddydd fideo watt PA COFDM a thrawsnewidydd derbynnydd i lawr o 1400Mhz i 315MHz
Tabl Cynnwys
Block Down-converters BDC Frequency Downconversion LO1085Mhz from 1400±50Mhz to 315±50Mhz
| Paramedrau Technegol | Index requirements |
| input frequency | 1350 MHz ～1450 MHz |
| output frequency | 265 MHz ～365 MHz |
| Local frequency | 1085 MHz |
| sŵn Ffigur | ≤1.5dB |
| ennill | 25 dB |
| Carrier leakage | ≤-20dBm |
| Belt unevenness(8MHz) | ≤1.5dB |
| IIP3: | ≥15dBm |
| maximum input level | -10dBm |
| VSWR | ≤1.5 |
| operation temperature | -10～+60℃ |
| voltage current | ≤12V/450mA(Input connector energized) |
| Rhyngwyneb RF | N-50KFD |
| maint | 81*48*15mm |
| Power supply mode | Socket power supply |
Block Down-converters BDC Frequency Downconversion LO1085Mhz
10-watt PA power amplifier for COFDM video transmitter and receiver
| eitemau prawf | Dangosyddion Technegol |
| ystod amledd (MHz) | 1400±50 |
| SPAN (MHz) | 8 |
| pŵer allbwn (W) | ≥10 |
| P1dB pŵer allbwn (W) | 20 |
| ennill (dB) | 53± 1.0 |
| Pass Band Ripple | ≤1.0dB p-p |
| Pwer mewnbwn (dBm) | -13± 1.0 |
| ACPR (DBC) | ≤-35@8M@10W |
| foltedd cyflenwad Power | +12V ~ + 17V VDC |
| grŵp Oedi | <1us |
| ar hyn o bryd yn gweithio | ≤4A |
| amrediad tymheredd | -20~ + 70 ℃ |
| Radio frequency joint | SMA-50KFD |
| Maint y modiwl (mm) | 94*58*14mm3 |
| pwysau modiwl | 135g |
| rhwystriant | 50 ohm |
Gosod maint diamedr twll:
4 installation holes are left with 4*3.5mm through holes for installation.
10-watt PA power amplifier 175Mhz for COFDM video transmitter and receiver
