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Tag Archives :N

The History of M, N, SMA and BNC Antenna Connector

Referring to the representative symbols of amateur radios, it is estimated that a large number of hams will vote for the antenna (exactly, the Yagi antenna). The rest of hams may choose radio equipments. there will be few people notice the small thing of the antenna connector. If someone ask you, why is your device using the M head connector, how it is performing, and so on. Can you reply well? Today let's learn the antenna connector together.  ...

Read more  Antenna Connector

How to switch IARU frequency regions on AilunceHD2

On Ailunce HD2, When the radio is off, Press [MENU]+6,turn on the radio. enter the password:654321. Switch IARU regions.  ...

Read more  AilunceHD2,  IARU regions,  DMR RADIO,  AMATEUR RADIO

Do you know the Lock Mode of Ailunce HD2

Ailunce HD2 added the different lock modes to suit different usage environments. You can lock the keypad or keypad and Channel knob, or keypad and Channel knob and PTT. You can do whatever you want.  ...

Read more  Ailunce HD2,  Lock Mode

Ailunce HD2 IP67 Dual Band Dual Mode DMR Radio

Retevis Ailunce HD2 Waterproof Dual Band DMR Ham Radio  ...

Read more  AILUNCE HD2,  Ham Radio

How to set and send the Repeater Pilot Tones on Retevis RT95

How to set and send the Repeater Pilot Tones on Retevis RT95  ...

Read more  Retevis RT95,  Repeater tone

Retevis RT3S Supports Flashing Open Source Firmware OpenGD77

Retevis RT3S supports flashing open source firmware OpenGD77  ...

Read more  RETEVIS RT3S,  OPENGD77

【ARRL News】2022 Year ARRL 10-Meter Contest

For Amateurs worldwide to exchange QSO information with as many stations as possible on the 10 meter band.  ...

Read more  10-Meter Contest

How to choose the microphone of Ailunce HD1

How to choose the microphone for Ailunce HD1  ...

Read more  Ailunce HD1,  Microphone

Why Ailunce HD1 has no prompt tone when receiving SMS?

Why Ailunce HD1 has no prompt tone when receiving SMS?  ...

Read more  Ailunce HD1,  SMS,  Amateur radio

Two Way Radio Channel Busy Lock Function

Channel Busy Lock is a privacy feature that keeps communication lines open by preventing radios from listening or transmitting through conversations outside their talkgroup. Whenever the radio is not allowed to talk, you will hear a busy tone if you try to transmit.  ...

Read more  Busy Channel Lock