Pupọ julọVHFAwọn Amplifiers Bi-itọnisọna jẹ adani Igbohunsafẹfẹ Redio ti a ṣe apẹrẹ lati mu ibeere ipo igbohunsafẹfẹ kan pato mu.
- Kingtone JIMTOM®VHFAmpilifaya-itọnisọna meji(BDA) jẹ apẹrẹ lati yanju awọn iṣoro ti ifihan agbara alagbeka alailagbara, eyiti o din owo pupọ ju fifi Ibusọ Base tuntun kan (BTS).Iṣe akọkọ ti RF VHF Bi-directional-Amplifier (BDA) ni lati gba ifihan agbara kekere lati BTS nipasẹ gbigbe igbohunsafẹfẹ redio ati lẹhinna atagba ifihan agbara si awọn agbegbe nibiti agbegbe nẹtiwọọki ko pe.Ati pe ifihan agbara alagbeka tun pọ si ati gbigbe si BTS nipasẹ itọsọna idakeji.
Akọkọ Awọn ẹya ara ẹrọ
◇ Ni ibamu pẹlu DMR, TETRA, TETRAPOL, P25 (Ph1 ati Ph2)
◇ Laini giga PA, Ere eto giga, imọ-ẹrọ ALC ti oye
◇ Duplex ni kikun ati ipinya giga lati ọna asopọ si isalẹ;
◇ Ṣiṣayẹwo aifọwọyi, iṣẹ irọrun adaṣe adaṣe;
◇ Iṣakoso ere adijositabulu olumulo, UL ati DL ominira;
◇ Iṣakoso Ere Aifọwọyi;
◇ Abojuto agbegbe ati latọna jijin (aṣayan) pẹlu itaniji aṣiṣe aifọwọyi & iṣakoso latọna jijin;
◇ IP67/NEMA4X Apẹrẹ oju ojo fun fifi sori gbogbo oju ojo;
Imọ ni pato
| Awọn nkan | Uplink | Isalẹ isalẹ | ||
| Igbohunsafẹfẹ Ṣiṣẹ (ṣe asefara) | F1-F2MHz | |||
Laarin 110-175MHzF3-F4 MHz
Laarin 110-175MHz
Passband BW≤5MHz
Olusoẹgbẹ(F3-F2)≥5MHzO pọju.Ipele igbewọle (Ti kii ṣe iparun) -10dBm Max.Agbara ti o wu jade (asefaramo)+0dBm+37Iye ti o ga julọ ti dBm.jèrè45dB45dBInput Sensitivity≥-110dBm≥-40dBmPassband ripple +/- 2.0 dB+/- 2.0 dB Gain Atunse Range1 ~ 31dB @ igbese ti 1dB Iṣakoso Ipele Aifọwọyi (ALC)>30dB Voltage Standing Wave Ratio (VSWR)
≤ 1.5 Ariwo Figure@Max Gain≤ 5dBIgbohunsafẹfẹAṣiṣe≤ +/-1.35kHz Iyapa Igbohunsafẹfẹ≤ +/-2.5kHz Agbara ikanni nitosi≤-60dBc Altemate ikanni Power≤-60dBc
Emission spuriousLaarin ẹgbẹ iṣẹ
≤ -36dBm/30kHz Ko si iṣẹ band9kHz~1GHz: ≤ -36dBm/30kHz 1GHz: ≤ -30dBm/30kHz Idaduro Ẹgbẹ≤1uSAgbara titẹ sii ti o pọju, ko si ibajẹ + 5dBm I/O Impedance50Ω RF AsopọmọraN-Iru (Obirin) / iyipada / isalẹ ti casing
| Syeed idanimọ ara ẹni | Microprocessor orisun | |
| Isakoso agbegbe ati abojuto | Wiwọle agbegbe nipasẹ Ethernet | |
Isakoṣo latọna jijin ati abojuto Wiwọle jijin nipasẹ Ethernet tabi modẹmu alailowaya, aṣayan KT-RC2G RoHS ibamuYES HousingIP67 / NEMA4X Iwọn otutu-13º si 131º F • -25º si +55º C Ibiti Ọriniinitutu ibatan≤ 95% (ti kii ṣe condensing) DC Powerizable24V/DC 48V / AC 220V, 50/60Hz / 110VAC, 50/60 Hz Afẹyinti Power Ipese (iyan) 4 wakati CoolingNatural convection HousingIP67 / NEMA4X MountingWall tabi polu iṣagbesori MTBF50.000 wakati Mefas53*3cm 25k
