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Daily Archives:July 30,2021

What‘s the common connector of the desktop microphone

When we are doing research on desktop microphones recently, customers have repeatedly suggested adapting to multiple models. But different radio stations have different microphone interfaces. Therefore, based on customer feedback, we have compiled the common interface types that may be used for desktop microphones.  ...

Read more  Mic connector,  RJ45,  HM36

​What is the difference between the software and firmware of radio?

For hams, software and firmware are often used by us. Do you know the difference between them? Why does amateur radio need both software and firmware?  ...

Read more  Firmware,  software

Why need to upgrade the firmware of the walkie-talkie?

For amateur radio, whether to support firmware upgrades is a very important feature. Firmware refers to a collection of software embedded in the hardware of walkie-talkie, similar to EPROM, EEPROM, or flash memory. So, why does the walkie-talkie need to upgrade its firmware?  ...

Read more  Amateur radio,  Firmware

What's the meaning of dB in amateur radio?

When talking about the gain of antennas and power amplifiers, the dB is often mentioned, but do you know what it means and how do we use it?  ...

Read more  dB,  Power,  Mic gain