Retevis RT45 Basic Operation

Retevis RT45 Basic Operation Retevis RT45 made by the needs of Amateur liker. So its shape is novelty and The full radian and soft glue design which let your hand more comfortable to use. And this radio is one license-free radio, u no need hold one license, then can use directly. Also its function is…

How to set up RT9000D factory Default ?

How to set up RT9000D factory Default ? If your radio seems to be malfunctioning, resetting the microprocessor may solve the probkem. When performing the reset, you may lose memory data and stored information. Back up or write down important data before performing the reset. 1.Press and Hold Key for over 2s to enter general setting…

DMR Dual Band Radio HD1 Contact List

There is a good improvement on HD1 contacts list. It has two parts: priority contacts and Address book contacts. Priority Contacts It can save 1000 priority contacts on HD1. You not only can edit priority contacts through software on computer but also edit the contacts on the radio panel. Press menu, enter contacts operation. You can…

How to programme Retevis RT9000D

How to programme Retevis RT9000D Retevis RT9000D is one of Mobile Car Ham Radio Transceiver, which support VHF and UHF Frequency range, VHF: 66-88/136-174/220-260Mhz and UHF:400-490MHz, Also bigger power at 10-60w. Communicate distance is very longer. Same radio model no. is with same default settings. For Retevis RT9000D, just switch 2 new radios in same channel,…

Working principle of Retevis RT9550 repeater

Working principle of Retevis RT9550 repeater   Retevis RT9550 repeater expand of the radio signal transmission distance by resending or forwarding the radio signal. Retevis RT9550 Repeater main work principle: a high-sensitivity receiver is responsible for receiving signals from different stations at a frequency point, and at the same time, a high-power transmitter is used another frequency…