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Category Archives :User Tutorial

The Update of Retevis RA85 GMRS Radio

Cancel all the Retevis RA85 GMRS preset CTCSS/DCS tone.  ...

Read more  Retevis RA85 GMRS RADIO

How to change between VFO and CH modes of RT3S

How to change between analog and DMR modes of RT3S in VFO mode  ...

Read more  RETEVIS RT3S,  Amateur radio

How about the ANT and ANT1 of the new version of Ailunce HS2

There are ANT and ANT1 two ports for the new version of Ailunce HS2. Do you know why and how to work?  ...

Read more  Ailunce HS2,  ANT

How Manually Program Retevis RT95 to Connect to a Repeater

Retevis RT95 is a very pupluar mobile radio for worldwide radio amateurs. and it is very easy to program without the software. Today, let us learn how manually program the RT95 to connect to a repeater?  ...

Read more  Retevis RT95

RTDF(Receive and Transmit Different Frequency) Function on Retevis RT95

RTDF function means receive and transmit on two differnt frequency. Very few amateur radio have this function, Today let us learn how does the RTDF function works on Retevis RT95.  ...

Read more  Retevis RT95

CTCSS/DCS Scan on Retevis RT95 Amateur Mobile Radio

When use on ham radio, for example, sometimes we know the repeater frequency, but dont know what is the CTCSS/DCS. At this time, it is very helpful if your radio has the CTCSS/DCS scan function.  ...

Read more  CTCSS SCAN,  DSC SCAN,  RETEVIS RT95

What is A/B Time of Ailunce HD1

Ailunce HD1 is a dual-band and dual standby DMR amateur radio developed by Ailunce. Since its release, many versions of firmware and software have been upgraded according to customer needs.  ...

Read more  Ailunce HD1,  Amateur Radio

How to slove the problem of password of Retevis RT3S

Like many amateur mobile radios, Retevis RT3S can also set the power on/off password and read/write frequency password, but what if you forget it?  ...

Read more  Retevis RT3S,  Password