Jmtech Jm-2502 25W High Power Dual Band VHF UHF 136-174&400-480MHz Two Way Radio 10-25kms Voice Scrambler Repeater Ham Radio

• Customization: Available
• Certification: CE, FCC, ISO, RoHS
• Channels: 512*2 Channels
• Model NO.: JM-2502
• Frequency Range: VHF 136-174MHz& UHF 400-480 MHz
• Water Resistance Level: IP55
• Battery Capacity: 4000mAh
• Color: Black
• Output Power: 25W
• Weight: 550g
• Operation Voltage: DC7.4V
• Operated Temperature: -25ºC~+65ºC
• Channel Spacing: 25/12.5kHz
• Warranty: 12 Months
• Battery Working Time: More Than 10 Hours
• Ctcss/Dcs Function: Yes
• Scan Function: Yes
• Transport Package: Standard Box Packing
• Specification: Size: 170*77*42mm
• Trademark: JMTech
• Origin: Fujian, China
• HS Code: 8517142000
• Production Capacity: 1000PCS/Month

Product Description

JMTECH JM-2502 25W High Power Dual Band vhf UHF 136-174&400-480MHz Two Way Radio 10-25KMS Voice Scrambler Repeater ham Radio

 

Features: 
 

Dual PTT/Dual Reception

25W/10W/5W Tri-power Optional

Scrambler

PTT ID

DTMF Encode/Decode

Single Call/Group CalL

Remote kill/Remote stun

Any CTCSS/DCS

Reverse/RPT Offset/1750Hz

Repeater Function

Super Light Torch Light

Keypad Operation

 

 
Technical Specifications:
 

General
Frequency Range	VHF:136-174MHz and  UHF:400-480MHz
Channel Capacity	512*2 channels
Antenna Impedance	50Ω
Frequency Stability	±2.5ppm
Operation Mode	Simplex
Weight	550g
Dimension(Exclude antenna)	175x75x38mm
Rated Voltage	12.6V
Battery	4000mA (Li-Ion)
Transmitter
Power	5W/10W/25W
Modulation	16KØF3E  / 11KØF3E
Max.Freq.Deviation	30dB
Emission Current	≤3.5A
Receiver
Sensitivity	≤0.18µV
Audio Power	≥500mW
Audio Distortion	≤5%
Inter modulation	≥60dB / ≥55dB
Channel Selectivity	≥65dB / ≥60dB
TX Current	3.5A
Modulation Type	F3E

 

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.