-
- Retevis RT83 with digital and analogue mode two way radio.
-
- Using TDMA technology, designed with Tier II,AMBE++ vocoder, compatible with mototrbo etc. DMR two way radio.
-
- IP67 waterproof and dust-proof function allow you use them anywhere without worrying the surrounding environment.
- The color display allows the user to check at a glance on operating status, including battery level, and caller identity etc.
Main feature:
- IP67 waterproof
- GPS function
- Digital and analogue mode
- 2 slot TDMA
- 2 time slot direct mode (DCDM)
- 1024channels/64zone(max 16 channels Per Zone)
- Single/group/all call
- High/Low power selectable
- Digital encryption
- Emergency alert
- VOX function
- Scan function
- Message function
Specification:
| General | |
| Frequency range | 400-470MHz |
| Channel capacity | 1024 channels |
| Channel spacing | 12.5KHz |
| Working voltage | 7.4V |
| Battery capacity | 2800mAh(Li-ion) |
| Working temperature | -40℃- +85℃ |
| Antenna impedance | 50Ω |
| Audio output power | ≤1000mw@16 |
| Dimension | 148*56*39mm |
|
Receive |
|
| Analog sensibility | 0.35uV/-116dbm(20db SINDA) 0.22uV/-120dbm(type) |
| Digital sensibility | 0.3uV/-117.4dbm (BER5%) 0.7uV/-110dbm (BER1%) |
| Common channel Rej ection | ≥-12dB |
| Adj acent channel selectivity | TIA603C:65dB ETSI:60dB |
| Spurious response | TIA603C:75dB ETSI:70dB |
| Audio power | 1W |
| Audio response | 1db- -3db |
| Rated audio distortion | ≤3% |
|
Transmitter |
|
| Output power | 10W/4W |
| Frequency stability | ±1.0ppm |
| Adjacent channel power | ≤-60dbm |
| Free time slot power | TDMA:≤-57dBm |
| FM modulation mode | 12.5KHz:11K0F3E |
| Modulation deviation | 2.5KHz:@12.5KHz |
| Nonactive slot power | -57dBm |
| 4FSK digital mode | 12.5KHz(date only):7K60FXD 12.5KHz(date +voice):7K60FXE |
| Modulation BER | ≤5% |
| Vocoder type | AMBE++ |
Package includes:
- 1 x RT83 two way radio
- 2 x Antenna
- 1 x Adapter
- 1 x Charger
- 1 x Belt clip
- 1 x User manual
- $149.00
“The AnyTone AT-D878UV is a dual band analog FM and DMR (tier I and II) portable radio, it supports APRS, DMR Roaming and DPRS. This radio is de... Read more
Tested at night on 40m with QRM from BC stations. All controls set equal. Identical speakers. Antenna switched A/B. Keep in mind that I can fiddle wit... Read more
“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn! Sponsored by DX Engineering, “ARRL The D... Read more
GD-77S Dual band VHF UHF: Meet the different system standard in different states and countries. Dual time slot for point to point: You can use separat... Read more
DM-5R — BaoFeng’s FIRST DMR Digital Radio & The FIRST DUAL BAND DMR Digital Radio! Crystal Clear Sound Quality The BaoFeng DM-5R featu... Read more
SDRplay RSP2 Over on YouTube user Mile Kokotov has uploaded two new videos that show both the SDRplay RSP1 and RSP2 receiving VLF, LF and AM BC signal... Read more
Review
AnyTone AT-D878UV – In-Depth Review – DMR HT with APRS!
![Icom IC-7300 vs K3s Elecraft [ Video´s ]](https://qrznow.com/wp-content/uploads/2016/04/elecraft_k3s_4-190x122.jpg)
Icom IC-7300 vs K3s Elecraft [ Video´s ]
“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn!
Radioddity GD-77S versus GD-77, an Odd Radio
Baofeng DM-5R DMR Radio Test and Review
Comparing the RSP1 and RSP2 – SDRplay
Specifications Frequency MHz: 21~21,45 – 18,06~18,17 – 14~14,35 – 7~7,3 Active elements: 4 (15m) / 3 (17m) / 4 (20m) / 3 (40m) Gain dBi*: 14,8... Read more
Ray is installing a Four-Square system using four of the DX Engineering DXE-7580FS-VA-2 Vertical antennas at the Eastport, Maine site. Brand:DX Engine... Read more
8elm70cm+6elm144MHz Quad Details GB 8elm70cm+6elm144MHz Quad for mounting Horizontal or Vertical Turning: 1,20m (4ft) Boom:2,05m (6,7ft) Aluminium (2... Read more
You are looking at a AG6IF built 2 meter ham radio antenna. 3 dimensional folded Full wave loop design. Rugged and solid with soldered copper connect... Read more
NEW FOR 2018! Following on from our successful LFA-Q compact quads, we are adding a more traditional looking quad to our range which boasts two of the... Read more
EAntenna 5070MOX Only 86cm (34 inch) boom lenght with 2 elements Moxon in 4m and another 2 in 6m band. The gain is 6,03 dBi in 50 MHz. and 5,95 dBi in... Read more
Antenna
TETRA 15-17-20-40 m – Yagi Antenna
![4-Square installation in Eastport, Maine [ W2RE ]](https://qrznow.com/wp-content/uploads/2018/08/OZ1RDP_08_KBS_232_4Square-190x122.jpg)
4-Square installation in Eastport, Maine [ W2RE ]
GB 8elm70cm+6elm 144MHz Quad
AG6IF BUILT 3DFL, 2 METER FULL WAVE HAM RADIO ANTENNA, WORKS ON 440 70CM ALSO
New InnovAntennas Quads
New Antenna 50 and 70MHz – 4 el Moxon
The AR685 is fitted with a high-quality aluminum metal frame and still weighs only 310g. The lithium-ion battery with 1500mAh allows at least 16 ho... Read more
New distance records were set on 47 GHz and on 902 MHz on June 30 by stations at vastly separated points on the globe. On 47 GHz, US and Canadian oper... Read more
Description： The Baofeng BF-F9+TP is the upgraded version of BF-F9+ with the trip power 1w/4w/8W/. With its 128 channel capacity and up to 12 hours of... Read more
The ET-850 Locking Slide Mount provides convenience, ease of use and security in a black, powder-coat finish that is both attractive and rugged. The E... Read more
A historic contact was made on Sunday the 16th June 2019 when the Atlantic was spanned for the first time on 144 MHz. D41CV on Cape Verde Islands off... Read more
Walk-through steps for manually programming the BaoFeng handheld radios. Easily program your BaoFeng for Repeater or Simplex Channels along with addin... Read more
VHF
Hytera AR-685 Handheld UHF, FM, DMR, GPS, 1 watt / 4 watts
New Microwave, UHF Distance Records Set on Same Day
BaoFeng BF-F9 +TP Two-Way Radio, Dual Band UHF/VHF Ham 136-174/400-520MHz Tri-Power 1/4/8W
Slide Lock for Ham Radios
Historic Trans-Atlantic contact made on 144 MHz
How to Easily Add a Channel on the BaoFeng Handheld Radio (without a PC)
The motto of the new European Radio Amateurs’ Organization (EURAO https://www.eurao.org/) Summer Party https://www.eurao.org/en/node/1045 is... Read more
The World Wide Radio Operators Foundation (“WWROF”), in collaboration with the Slovenia Contest Club (“SCC”), is pleased to announce the first annual... Read more
The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satell... Read more
Dave Bernstein reported this on the DXLabs support group today: ————————————... Read more
The FT4 Protocol for Digital Contesting by K1JT Read more
Digital Modes
New Summer EURAO Party to Premier FT4
World Wide Digi DX Contest
LoTW Now Accepting FT4 Contact
ADIF 3.1.0 was approved today
FT4 vs FT8 – A new mode, what’s the difference?
