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ADSL over ISDN splitter
工作示意图
| POST PORT IMPEDANCE | Unbalance about earth : | DC Resistance < 50Ω | ||||||||||||
| Zr:270Ω+（750Ω//150nF） | 50-600Hz > 40.0dB | |||||||||||||
| 600-3400Hz > 46 dB | Isolation between Tip & Ring: | |||||||||||||
| 3400-4000Hz > 40 dB | > 25MΩ | |||||||||||||
| Insertion Loss with Zr: | 4000Hz-30KHz > 40.0dB | |||||||||||||
| 1KHz < 1.0dB | 30KHz-140KHz > 45.0dB | DC Current Range : | ||||||||||||
| 200Hz-4KHz | 140KHz-12MHz > 30dB | 15mA-100mA | ||||||||||||
| < ±1.0dB relative 1KHz | ||||||||||||||
| 12K/16KHz metering pulses | ||||||||||||||
| with 200Ω :< 5.0dB | Group Delay Distortion : | PACKAGE： | ||||||||||||
| 200Hz-4000Hz < 200us | Using carton for packing, each | |||||||||||||
| Return Loss with Zr : | carton contains XXXpcs | |||||||||||||
| 300Hz-3400Hz > 12.0dB | Band Attenuation with ZRHF: | size of carton :XXX*XXX*XXXmm | ||||||||||||
| 3400Hz-4000Hz > 8.0dB | 32KHz – 30MHz > 55.0dB | Each box of net weight :XXKG | ||||||||||||
| Each box of gross weight :XXKG | ||||||||||||||
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