DB Meter Model RNO828A 1.Adapting for CATV installation and measurement 2.High-performance measuring instruments designed. DB Meter Model RNO828A Picture  SummaryDB Meter is adapting for CATV installation and measurement which is designed specifically for high-performance measuring instruments. Specifications 

(Channel/frequency Measurement)Frequency Range	46 -870MHz
Resolution Bandwidth	280KHz ± 50KHz
Channel	All user designate Channels
Level Range	30dBμV 115dBμV
Accuracy	±1.5dBuV(under room temperature)±2.5dBuV(- l0 +40)
input impedance	75Ω(BNC or F connector)
Max Channel Scan	125 Channels
Scan Range:	All Channels within 5(46)--870MHz
Scan Speed	30 Channels/Min
Memory Groups	14 Groups(00--13) Each group store Max 100 Channels
DC Supply	DC 7.2V/1.5Ah rechargeable battery
AC Supply	AC 220V/50Hz±10%
Battery working hours	longer than 4.5 hours at continuous working mode
Recharging hours	12 -- 14 hours

Packing:

DB Meter Model RNO828A