CATV号一级米(无线电频信号仪dB米

CATV号一级米(无线电频信号仪dB米

厦门市, 中国
厦门市, 中国
无名
86-592-5135588
Victor Du
联系人姓名

基本信息

出生地 China (Mainland)
模式的数量 LM-828B
Catv Signal Level Meter (TV Signal Level Meter, Signal Meter, dB Meter): Model no.: LM-828B LM-828B Signal level meter is specially designed and manufactured for CATV system installation and testing. It's a portable instrument, easy to carry with many functions. It can test CATV signal level both at channel and frequency mode. Also it can measure CATV TILT, C/N, trunk cable Voltage, etc. The big character TN LCD clearly displays all testing results. It especial1ly fit for CATV station as a professional measurement instrument. It can input channel or frequency directly by digital key. it can display 2 channels at the same time. Specifications: Frequency and Level Frequency Range: 46 870MHz Resolution Bandwidth:280KHz ± 50KHz Channels:All user Channels Level Range: 30dBμV 115dBμV Accuracy: ±1.5dBuV(under room temperature) ±2.5dBuV(-10oC +50oC) Input Impedance: 75Ω (BNC or F connector) Wave Detection: Peak value Auto Scan Testing (it has no such function under this version) Max Channel Scan: 125 Channels Scan Range: All Channels within 46 870MHz Scan Speed: 30 Channels/Min Memory Groups: 14 Groups(00 13) Each group store Max 100 Channels Voltage Voltage Range: 0 100VAC Accuracy: ±1.5V Resolution:0.1V C/N (only for reference) Level Range:80dBuV 105dBuV Others Dimension: 215mm x 95mm x 47mm Weight: 550g (without charger) Working Temperature: -10oC +40oC Display LCD: 16x2 LCD with back light Power: DC SupplyDC 7.2V/1.6Ah rechargeable battery AC SupplyAC 220V/50Hz±10% Battery Working Hours: longer than 4.5 hours at continuous working mode Recharging Hours:12 14 hours. Accessories Battery Chargercharger:1pc RF Input connector: F type 2pcs User Manual: 1 copy

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