2pcs/lot All-in-One walkie talkie module SA828 (UHF band:400~480MHz)Designed by NiceRF in China
Dear Customer, We are on Holiday now( Chinese National Holiday), Vacation: 28th, September -7th,October,2023. All the orders during our Vacation will be sent out on 8th,October or Later.
SA828 is an all-in-one small size professional walkie talkie module, it is very easy to use but with powerful function. This module have the whole function of a professional walkie talkie, and can ta…Read More…
SA828 is an all-in-one small size professional walkie talkie module, it is very easy to use but with powerful function. This module have the whole function of a professional walkie talkie, and can talk with any analog walkie talkie in the market. With the small size, it can be easily embedded into instrument, pocket and handheld device, with the KDS 1PPM TCXO, it works well in the hot / cold environment. With better antenna match network, good RF amplifier, good RF sensitivity, it can easily reach more than 3Km in the open area.
Within this small size, Rotary switch for channel selection, EEPROM, Audio Amplifer, RF Amplifer, PTT key, Antenna socket are all inside. Besides, the all parameters can be modified easily either by PC software or command using Uart interface, which include: CTCSS, CDCSS, SQ, Predefined channels. Besides,the audio volume turning circuit has been embedded, user can only solder a rotary switch on Pin16, Pin17 to adjust the volume steplessly.
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Bob | Jan. 19, 2015
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