JmTech JM-18 15W High Power AM FM SSB CB 27mhz long Range HF SDR Radio
Main Features:
Support Both Whole Machine and Single Battery Charging
Humanized Color Display Interface
Multiple Working Modes: Receive Mode, Transmit Mode.
TUNE Mode, VFO Mode, SPLIT Mode
DSP Digital Signal Processing Noise Reduction
Automatic Notch Filter
Spectrum Dynamic Waterfall Display
Multifunctional Instrument: SWR Standing Wave Ratio Meter,
AVD Audio Frequency Meter, ALC Signal Modulation Meter
General Specifications:
Frequency Range RX: 1.8-30MHz TX-1.8-30MHz
Operating Mode: SB(J3E), CW, AM, FM, FREE-DV
Battery Capacity: 3800mAh Lithium-polymer Batery(DC11.1V)
Operating Voltage: DC13-15V
Output Power: Maximum15w
Receiving Sensitivity: <-95dBm
Operating Temperature: 20ºC-+60ºC
Antenna Impedance: 50Ω
Frequency Stability:±1.5ppm
Dimensions (W*H*D):208×81.09×73.2mm
Company Information
Customer Good Feedback
FAQ
1.Q: Why sometimes your partner's voice is intermittent?
A: Please note that you are within normal communication range, If you want use radio in distance range, please change other antenna with a bigger output power.If still same problem,please send the radio back to your authorized dealer repair.
2.Q: Can't turn on talky and even it is switch on, it often shuts off automatically?
A: Please check the battery contacts on the walkie talkie. If it is broken or twisted, please return the radio to your authorized
dealer for maintenance during warranty.
3.Q: Can't transmit or receiver signal with other members?
A: First, please verify that the channel frequency and the CTCSS you are used the same as those of your group members.
Please make sure that you and your partners are all withinthe radio coverage, If the channel frequency and the CTCSS
are the same.
4.Q: Why sometimes received voice from other groups?
A: Two way solutions.You can change another channel or change another channel frequency by PC software.
5. Q: Which is better -VHF or UHF?
A: epends on the terrain. The UHF signal is attenuated or absorbed by foliage, rough terrain and trees, VHF does better
outdoors. The VHF has difficulties penetrating steel and concrete, UHF does better in and around buildings. If you use
the radios in both environments, we prefer using UHF band.