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ELECTRICAL SYSTEM
Performance parameter
No. Items Description
1 Rated voltage DC12V
2 Working voltage DC 9-16V
3 Dark current (i.e. standby) ACC OFF:≤3mA
Turn off ACC for about 1 hour
and enter standby mode
4 Sleeping current ACC OFF:≤10mA
Turn ACC into hibernation mode
for about 30S
5 Peak current 5A
6 Display Specifi cations 10.4寸
7 Display resolution 1280（H）*960（V）
8
USB interface communication
protocol
USB2.0
9 Working Humidity 10%-95% normal temperature
10 Display working temperature -30℃— +75℃
11
Operating temperature of the main
engine
-30℃— +85℃
12 Storage temperature -40℃— +95℃
Test Item Unit
Test project KHZ 531-1629KHz (AM1、AM2)步长9KHz
Frequency range KHZ 450±5
Intermediate frequency dBμV ≤30
Finite noise sensitivity dB ≥50
Manic ratio dB 36±10
Automatic selection of station sensitivity dB ≥45
Single signal selectivity dB ≥60
Image reject dB ≥60
Intermediate frequency suppression dB ≤3
balance dB 0— -3dB
Frequency characteristics dB ≤1.0
Harmonic distortion dB ≤1.0
Overload distortion dB ≥45
-10dB Automatic Gain Control (AGC) (5mV
input)
AM performance index
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