Ceyear 4957B ເຄື່ອງວິເຄາະ RF (30kHz~6.5GHz)
Antenna feeder test:
Frequency range: 30kHz~6.5GHz
Frequency accuracy: ±1×10^-6
Power level: Large, small
Data points: 11~10001
Effective directivity: ≥40 dB （30kHz~6.5GHz）
Vector network analysis:
Frequency range: 30kHz~6.5GHz
Frequency accuracy: ±1×10^-6
Power range: Large, small, manual
Output power accuracy: ±2.5dB （10MHz~6.5GHz）
Effective source match: ≥33 dB（300kHz~6.5GHz）
Transmission tracking: ±0.08dB（300kHz~6.5GHz）
Reflection tracking: ±0.06dB (300kHz~6.5GHz)
System dynamic range: ≥95 dB (300kHz~6.5GHz)
Effective directivity: ≥40 dB (300kHz~6.5GHz)
Power monitoring:
Frequency range: 9kHz~6.5GHz
Power range: -80m~+20dBm
Spectrum analysis mode:
Frequency range: 9kHz~6.5GHz
Resolution bandwidth: Range:10Hz~10MHz (1, 3, 10 steps); Accuracy(3.0Db): ±10% （1kHz~10MHz）
Video bandwidth: 1Hz~10MHz (1, 3, 10 steps)
Display average noise level:
+ Pre- amplifier(off): ≤-135dBm (2MHz～10MHz); ≤-140dBm (10MHz～3GHz); ≤-138dBm (3GHz～6.5GHz)
+ Pre- ampli fier(on): ≤-150dBm （2MHz～10MHz）; ≤-160dBm (10MHz～3GHz); ≤-157dBm (3GHz～6.5GHz)
Phase Noise (CF=1GHz): ≤-108dBc/Hz@10kHz; ≤-112dBc/Hz@100kHz; ≤-118dBC/Hz@1MHz
Total absolute amplitude accuracy: ±1.8dB
Residual response: Except 3200MHz frequency point: ≤-95dBm (Pre- amplifier on）; ≤-82dBm (Pre-amplifier off）
Maximum safe input level: +27dBm
Type of test port: N-type (female)
Power supply: Rechargeable lithium-ion battery or power adapter
Power consumption: ≤30W (excluding battery charging)
Operating temperature: -10℃~+5℃
Storage temperature: -40℃~+70℃
Maximum weight: 5.3kg (excluding battery)
Maximum dimensions (width × height × depth): 315mm×220mm×102mm (excluding handle and bracket)
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ