Kirisun TM840 - Page 37

TM840 Service Manual
Circumstance Specifications
Operating Temperature 30℃~+60℃
Storage Temperature -40℃~+85℃
Dustproof & Waterproof IP54
ESD Protection
IEC 61000-4-2[4] ±8kV （Touch） ±15kV (Air)
MSD MIL-STD-810 C/D/E/F/G
Humidity MIL-STD-810 C/D/E/F/G
Thermal Shock MIL-STD-810 C/D/E/F/G
Receiver
Frequency Stability ±1.5ppm
Analog Receiving Sensitivity
0.25uV（12dB）/0.22uV（12dB）
Digital Reveiving Sensitivity
0.25uV（5%）
Intermodulation
ETSI：65dB TIA603：70dB
Adjacent Channel selectivity
ETSI/TIA603：60dB@12.5kHz，70dB@20/25kHz
Spurious response rejection
ETSI/TIA603：70dB
Conducted Spurious Emission -57dBm
Impedance
ETSI：84dB TIA603：80dB
Rated Audio Power 2W
Rated Audio Distortion
<3％
Hum and Noise -40dB@12.5kHz/-43dB@20kHz/-45dB@25kHz
Audio response +1dB ~ -3dB
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