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Daily Archives:May 31,2022

Do you need the noise reduction walkie talkie?

Retevis RB85 is the noise reduction commercial walkie-talkie launched by Retevis in 2021, but after the product was launched, many hams had a very heated discussion below the related Youtube video, because they believed that noise reduction is also very important for HAM.  ...

Read more  noise reduction,  noise canceling,  walkie takie

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

Is your repeater easily chargered

Is your repeater easily charged? Common repeater charger ways are including two categories, one is the DC charger and the other is the AC charger. Some people prefer DC power, others prefer AC power supply, which is determined by personal practical needs. What are the advantages and disadvantages of DC and AC charger?  ...

Read more  AC charger,  DC charger