ST-1181 Portable TV Signal Level Meter

ST-1181 Portable TV signal level meter 
                                          
Features:
1.Signal Level measurement.frequency spectrum analysis measurement
2.panoramic scanning measurement
3.Multi-channel Level measurement and all digital display same window
4.A/V.C/N measurement
5.Measurement of Trunk line Voltage
6. Contains 100 locations inside(mmds optional )
7.46MHZ-870MHZ
8. Gradient measurement
9.Single frequency level measurement

Specifications:
1. Channel/frequency
    Frequency range: 46MHZ-870MHZ
    Chinese standard channel: 1CH-56CH
    Supplement channel: Z1CH-Z43CH
    Frequency resolution ratio: 10KHZ
    Measured band width: 280KH
2.Level measurement
   Range: 25dBuv-120dBuv
   Measurement accuracy: +1.5dB
   Resolution ratio: 0.1dB
   Method of detection: peak detection
   Impedance: 75ohm
3.Carrier-noise ratio(C/N)
   Input range: >70dBuv
   Accuracy: +2dBuv
4.Voltage measurement
   Input range: 0-80V(AC/DC)
   Measurement accuracy: +2V
   Resolution ratio: 0.1V
   All the above technical indexes are under indoor temperature(250C)

Others:
1.Working temperature: -100C-450C
2.Audio output: build-in speaker,numerical-controlled

Power:
1.DC power: DC7.2V chargeable battery
2.AC power: AC220/50HZ1+10% OR AC110/50HZ+10%
3.Working time of battery: consecutive working hour>4 hour(fully charged)
4.Charging time:  8 hour

Accessories:
Special charge:       1charge
RF input connector: 1Piece
Meter Package:       1 piece
Operators Manual:  1 book