Wouxun KG-978 portable radio for 136-174MHz

The KG-978 portable analog radio is specifically designed to tackle harsh working environments, offering outstanding IP67 dust and water protection. The KG-978 will ensure
your productivity and communications aren't hampered by noise or dirt, making it the ideal companion for the construction industry, at sea or in transportation.

Unique Easy-Grip design provides increased security against dropping and the patented battery latch prevents separation of the battery if the radio is dropped. The KG-78 has a long battery Life
due to it's 2600mAh high capacity Li-Ion battery - it lasts approximately 48hrs!

The Ingress Protection Reaches IP67 making this radio the ideal companion in harsh dusty and wet conditions.

TECHNICAL SPECIFICATION
136-174 MHz
Memory Channels256
Frequency Stability±2.5 PPM
Operating Voltage7.4 VDC
Operating Temperature -30℃～+60℃
WaterproofIP 67
Antenna Impedance50Ω

Transmitter
Frequency Stability±2.5 PPM
RF Carrier PowerUHF: 4W , VHF: 5W
Effective Radiation PowerPower Changes Not Exceed
Preset Value ±7.5dB
Max. Frequency DeviationChannel Space: 25KHz ±5KHz
Channel Space: 12.5KHz ±2.5KHz
Audio Modulation+3dB (Pre-emphasis by 6dB Between 0.3-3KHz)
Adjacent Channel PowerChannel Space: 25KHz ≥70 dB
Channel Space: 12.5KHz ≥60 dB
Spurious Radiation≤-30dBm
Inter Modulation Attenuation≥40dB
Modulation Distortion≤10%
Residual FM≤-35dB
Residual AM≤3%

Receiver
Sensitivity (12dB SINAD）0.16µV
Squelch Rejection Sensitivity≤0.8µV
Squelch Sensitivity≤0.2µV
Audio Output Power500mW
Audio Distortion≤5%
Audio Response(300-3000Hz) +1 to -3dB
Co-channel Rejection≥-8.0dB
Performance of Amplitude Limiter≤3
Adjacent Channel SelectionChannel Space: 25KHz ≥70 dB
Channel Space: 12.5KHz ≥60 dB
Inter-modulation≥65 dB
Resistance≥84 dB
Spurious Radiation9KHz-1GHz≤-57dBm
1GHz-4GHz≤-47dBm