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Showing posts with label #DMR. Show all posts
Showing posts with label #DMR. Show all posts

Tuesday, September 10, 2019

Baofeng DM-X Digital Walkie Talkie GPS Record Tier 1&2 Dual Band Dual Time Slot DMR Analog Two Way Audio

Baofeng DM-X Digital Walkie Talkie GPS Record Tier 1&2 Dual Band Dual Time Slot DMR Analog Two Way Audio





Features :
GPS Function:Support  longitude & latitude position.
Voice Record function: Built-in 1G memory card to record TX & RX voice continuously for 9 hours
Larger keyboard button than dm-860 dm-5r dm-1701 dm-1702,so that you can Easy to operate by your finger.
Larger full-Color Led Screen
Dual Band VHF 137-174MHz & UHF 400-480MHz
SMS fuction
Supports SMS ,text editing and draft in 64 characters in englsih,so that the text message calls can be sent when voice call is inconvenient.
High sound quality
Manual writing -frequency
High/Low power mode
Larger Capacity Li-ion Battery Equipped with a 2200mAh Li-ion battery. Up to 18 hours work time and 48 hours of standby time. It lasts 30% longer than the other DMR radio.
DM-X is light weight and handy, perfect for long QSO’s.
More keypad operations Channel names, TX & RX frequencies, channel number, tones and etc. can all be programmed through the keypad. Users can also customize the top and side buttons for their favorite functions.
Talking Range
The talking range of Baofeng DM-X can be as far as 5KM (3 Miles) under the visible range. There are other factors that affect the talking range of a two-way radio. such as weather, exact frequency used, and obstructions etc.


Specification :
General
Frequency Range VHF:136-174MHz, UHF:400-470MHz (Dual Band)
Memory Channel 1024
Operating Voltage DC 7.4V
Frequency stability ±1.0ppm
resignation 136*62*36mm (no including the antenna)
Operating environment -30 ℃ - + 60 ℃
Weight Approach.274g(including the battery and antenna)
Transmitter
Output power High:5W Low:1W
Adjacent channel power ≤65db ≤60db
Output consumption Analog≤1.6A Digital≤0.9A
Audio response + 1 ~ 3dB
Standby current consumption ≤0.18A
Digital Protocol ETSI-TS102 361-1, -2, -3
Modulation distortion ≤5%
Vocoder type AMBE+2 TM
FM/FM modulation: 16K¢F3E,25KHz 141K¢F3E,20KHz 11K¢F3E,12.5KHz
4FSK/4FSK digital modulation 12.5KHz for data:7K60FXD 12.5KHz for data and voice:7K60FXE
Signal-to-noise(wide/narrow) ≥45dB,25KHz  ≥40dB,12.5KHz
Antenna Port Spurious 9KHz-1GHz  ≤-36dBm  1GHz-12.75GHz:  ≤-30dBm
Receiver
Analog receive sensitivity -122dBm (12dB SINAD)
Digital receive sensitivity -122dBm (BER≤5%)
Audio power 1W
Audio distortion <10%
Signal imitation ≥70db
Audio response + 1 ~ 3dB
Receive current ≤380 Up
Intermediation(wide/narrow) ≥62db / ≥58db
Adjacent channel selectivity ≥65db / ≥60db
PM noise ≥45dB,25KHz / ≥40dB,12.5KH

Package includeds :
1 x BAOFENG DM-X Walkie Talkie
1 x 2200mAh Li-ion Battery Pack
1 x Charger Unit with AC Adapter
1 x Antenna
1 x Hand Strap
1 x Belt Clip
1 x Earpiece
1 x User Manual

Thursday, September 27, 2018

USB Duplex MMDVM Hotspot Support P25 DMR YSF NXDN Pi + Raspberry Pi + 2pcs Antenna + OLED + Case + 8G TFT Card

USB Duplex MMDVM Hotspot Support P25 DMR YSF NXDN Pi + Raspberry Pi + 2pcs Antenna + OLED + Case + 8G TFT Card






Features: 

- USB port design
- High performance 32-bit ARM processor
- Fully tested
- Supports DMR, P-25,D-Star and System Fusion
- Onboard LEDs to show status (Tx,Rx,PTT,Mode)
- Up to 10mW RF power
- SMA antenna connector,Antenna included
- Mounts cleanly on all current Raspberry Pi's including the Pi Zero
- The firmware is pre-loaded and is easily upgraded via software.
- Open source 3D printable case available
- Uhf 430-450 MHz,433mhz and 900MHz

VHF 144 220 Opera FREQ
Install the firmware with bootloader support for USB connection
If you want to use the device via USB port you have to install a bootloader and build the firmware with bootloader support. As the raw device cannot be used with USB you have to use a USB-serial adapter or STlink device

The upper part is TX,the lower is RX antenna.
UHF+VHF
SMA,antenna
Modem select: STM32_HS_GPIO
Set TX frequency,RX frequency
TX,RX frequency had better 10M or more apart.
SLOT1,SLOT2 support.


Specifications:

Color: Black/Transparent
Material: PCB+Acrylic
Size: 65*75*20mm

Note: 
- The firmware is pre-loaded. Please do not upgrade the firmware by yourself.

Package Included: (Fully assembled and tested Jumbo-Spot-RTQ)

1x OLED display 
1x Raspberry pi zero 
1x MMDVM HotSPOT Module
1x 8G TFT card 
1x Case 
2x 433Mhz antenna

Wednesday, August 15, 2018

Duplex MMDVM Hotspot Support P25 DMR YSF + Raspberry Pi Zero + 2pcs Antenna + OLED + Exclouse Case





Features: 
 
- High performance 32-bit ARM processor
- Fully tested
- Supports DMR, P-25,D-Star and System Fusion
- Onboard LEDs to show status (Tx,Rx,PTT,Mode)
- Up to 10mW RF power
- SMA antenna connector,Antenna included
- Mounts cleanly on all current Raspberry Pi's including the Pi Zero
- The firmware is pre-loaded and is easily upgraded via software.
- Open source 3D printable case available
- Uhf 430-450 MHz,433mhz and 900MHz

The upper part is TX,the lower is RX antenna.
UHF+VHF
SMA,antenna
Modem select: STM32_HS_GPIO
Set TX frequency,RX frequency
TX,RX frequency had better 10M or more apart.
SLOT1,SLOT2 support.


Specifications:

Color: Black/Transparent
Material: PCB+Acrylic
Size: 65*75*20mm

Note: 
- The firmware is pre-loaded. Please do not upgrade the firmware by yourself.

Package Included: (Fully assembled and tested Jumbo-Spot-RTQ)

1x OLED display 
1x Raspberry pi zero 
1x MMDVM HotSPOT Module
1x 8G TFT card 
1x Case 
2x 433Mhz antenna