Custome review. “How to …”
If you want long-term storage your walkie talkie battery, preservation charged more desirable, walkie-talkie lithium battery generally require control more than 40%, conditional stored at 15 degree centigrade or even lower temperatures better, at different temperatures and the saturation level amplitude aging They are also different.keep walkie talkie battery best is very important. How […]
Usually,customers buy 2 way radio just use for communication, But for ham, it is totally different.they like to buy Amateur radio. Amateur radio (also called ham radio) describes the use of radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communications.The term “amateur” is used to
At the moment the radio world is looking at worlds biggest radio event taking place this weekend , The dayton hamconvention May 20 – 22 .-First all mode digital tri band transceiver. There you can hear what people are looking for digital tri band transceiver , Biggest news is the first presentation of mobol radio
Scrambler Function is a kind of voice encryption ,different from CTCSS . Specifically refers to a programming voice after launch, only one received the same decryption program in order to obtain voice.To communicate with each other only to open the same scramble between loom, If scrambling different, the machine can receive signals, but can not hear
Want to know which Retevis model has 1750Hz tone and what is the 1750Hz tone ? A simple function but important to Repeater !
dPMR and DMR are two new digital technologies for PMR voice/data radios. Both technologies have been standardised by ETSI. The DMR system is a two-slot TDMA system offering a range of features and applications (ETSI Standards TS 102 361 and EN 300 113). dPMR® is a FDMA system offering the lowest cost digital voice solution
dPMR–a simple and cost effective digital PMR Technology. It was introduced in 2007 and is an ETSI compliant open FDMA digital protocol. The concept was to offer the market a logical migration solution from analogue to digital radio communications designed around the idea of employing proven technology, compatibility with existing analogue equipment, simplicity and low cost.
How much do u know DMR? What is the relationship between DMR and TDMA ? DMR Markets & Applications ? want to know more ,pls read belows.
There is a strange phenomenon recently . Our customers mentioned they always receive Retevis Malicious Software warning when they download Retevis software , pls see below , A customer : I went to download the software for the programming (I have no CD drive any longer) and got a warning from google about malware in your website:
Scan function is very important .Many Retevis customer bought H777 , want to know how to open H777 scan function. Easy steps ~
