AH2401H CATV Headend 24 i roto i te 1 HDMI Pūmau Hongere Modulator
Tauira Tau: AH2401H
Waitohu:Softel
MOQ:1
24 ngā tohu oro me ngā tohu ataata ki te rori
He tino motuhake ia hongere
Te pumau o te auau me te tino tika
01
Whakaahuatanga Hua
1. WHAKATAKI
He pūnaha whakarerekētanga auau ā-pūrua 24-hongere pumau a AH2401H. Ka taea te tuku tohu oro me te ataata tae atu ki te 24 ki roto i te huarahi me ngā tohu RF o ngā hongere pouaka whakaata e 24. He whānuitia te whakamahinga o tēnei hua i roto i ngā hōtēra, i ngā hōhipera, i ngā kura, i ngā whakaakoranga hiko, i ngā wheketere, i te aroturuki haumarutanga, i ngā ataata VOD i runga i te tono me ētahi atu wāhi whakangahau, inā koa mō te hurihanga pouaka whakaata mamati ā-oro, me te pūnaha aroturuki pokapū.
2. NGĀ ĀHUATANGA
- Pūmau, pono hoki
- He motuhake rawa te AH2401H o ia hongere, he ngāwari te whirihoranga o te hongere
- E whakamahia ana te tikanga MCU mō te auau teitei o te whakaahua me te tikanga RF oscillator ā-rohe, he pumau te auau me te tino tika.
- Ko te mahi a ia maramara ara iahiko whakauru e whakamahia ana, ko te pono katoa he tino tiketike
- Pūhiko kounga teitei, pumau mō ngā haora 7 i te 24
| AH2401H 24 i roto i te 1 Modulator | |
| Auautanga | 47～862MHz |
| Taumata Putanga | ≥105dBμV |
| Awhe Whakatika Taumata Putanga | 0～-20dB (Ka taea te whakarite) |
| Ōwehenga A/V | -10dB～-30dB (Ka taea te whakarite) |
| Āraitanga Putanga | 75Ω |
| Putanga Rūpahu | ≥60dB |
| Te Tika o te Auautanga | ≤±10KHz |
| Ngaronga Whakahoki Putanga | ≥12dB (VHF); ≥10dB (UHF) |
| Taumata Whakauru Ataata | 1.0Vp-p (87.5% Whakarerekētanga) |
| Āraitanga Whakauru | 75Ω |
| Te Hua Whakarerekētanga | ≤5% (87.5% Whakarerekētanga) |
| Wāhanga Rerekētanga | ≤5° (87.5% Whakarerekētanga) |
| Whakaroa Rōpū | ≤45 ns |
| Papatahi Tirohanga | ±1dB |
| Whakatikatika Hōhonu | 0~90% |
| Ataata S/N | ≥55dB |
| Taumata Whakauru Ororongo | 1Vp-p(±50KHz) |
| Ārai Whakauru Ororongo | 600Ω |
| Ororongo S/N | ≥57dB |
| Te whakanui i mua i te oro | 50μs |
| Whatanga | Paerewa 19 Inihi |
Te papa o mua
1. Whakatikatika taumata putanga RF—Poro, taumata putanga RF ka taea te whakarite
2. Te whakatikatika i te ōwehenga AV—Ka whakatikatika te pātene i te putanga o te ōwehenga A / V
3. whakatikatika oro—Pāwhiritia hei whakatikatika i te rahi o te oro whakaputa
4. whakarerekētanga kanapa—Pāwhiritia hei whakarerekē i te kanapa o te ahua putanga
Te papa o muri
A. Tauranga whakamātautau putanga: Tauranga whakamātautau putanga ataata,-20dB
B. Putanga RF: Kua whakarerekētia te kōwae Multiplexer, whai muri i te whakaranu i te putanga RF
C. Whakahaere putanga RF: Porowhita, taumata putanga RF ka taea te whakarite
D. Putanga rerenga hiko
Mā te whakanoho i ngā pūwhakarerekē maha, ka taea e koe te tuku i te putanga mai i reira ki tētahi atu pūwhakarerekē mana hei whakaiti i te noho o te putanga hiko; kia tūpato kei neke atu i te 5 ngā putanga hei karo i te nui rawa o te iahiko.
E. Tāuru Mana: AC 220V 50Hz/110V 60Hz
F. Tāurunga RF
Tāurunga HDMI G.
AH2401H CATV Headend 24 i roto i te 1 HDMI Pūmau Hongere Modulator.pdf
