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Maintenance
Your F8 was designed to fulfill any warranty obligations and
to enjoy this product for many years.
As for all the electronically devices, we recommend you to
follow this few suggestions:
• Do not attempt to open the unit. Non-expert handling of
the unit may damage it and/or annul the warranty.
• When using regulated power supply, take notice of power
voltage that must be 5V to avoid damages.
• High temperatures can shorten the life of electronic
devices, and warp or melt certain plastics. Do not store the
radio in dusty or dirty areas.
• Keep the Radio dry. Rainwater or damp will corrode
electronic circuits.
• If it appears that the Radio diffuses peculiar smell or
smoke, please shut off its power immediately and take off
the charger or battery from the Radio.
• Do not transmit without antenna.
Technical Specifications
General Part
Frequency Range
446.00625- 446.09375 MHz (PMR446)
Working temperature
-20℃ to +55℃
Operation Voltage
DC 3.7 V ±10%
Operation Mode
Simplex
Dimensions
145mm×55mm×31mm (with Antenna)
Weight
147g (Battery pack included)
Antenna Impedance
50ohm
Duty cycle
5/5/90%
Category
B
Transmitter Part
Frequency Stability
±2.5ppm
RF Output Power
≤500mW ERP
Max frequency deviation
≤2.5KHz
Audio distortion
≤3%
Adjacent Channel Power
＜60dB
Spurious radiation
Within European legal terms
Occupied bandwidth
Within European legal terms
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