- ATS120 SI4732 ESP32 Bluetooth SSB FM 64-108MHz RDS AM, LSB, USB All Band Receiver Radio
https://vi.aliexpress.com/item/1005005623714670.html
- BNC to Jack 3.5mm Adapter: https://vi.aliexpress.com/item/1005003727540701.html
- Magnetic Loop Antenna MC-20: https://om0et.com/ultralight-mla-mc-20.html
- Teardown ATS-120 receiver video: https://www.youtube.com/watch?v=D7QsgGyRAv8
PRO's:
+ finally no mutes in every 1kHz step
+ great additional LNA (low noise RF amplifier)
+ direct frequency input
+ CW, USB, LSB, AM modulations
+ 10Hz and 100Hz steps added
+ baragraph real-time s-meter
+ change the bandwidth up to 4kHz/SSB
+ change the bandwidth up to 6kHz/AM/CW
+ BFO settings for each band stores in memory
+ high quality FM broadcast receiver with squelch with good selectivity+sensitivity
+ attenuator on FM broadcast band
+ FM bandwidth: 40,60,84 and 110kHz
+ adjustable SQUELCH lvl also in SSB
+ up to 75 memories
+ modul audio over Bluetooth
+ vertical/horizontal screen option
+ screen saver option
+ USB-C data+battery charge
+ LED lamp
+ external antenna input (3.5mm audio socket)
+ CNC precisely machined aluminium enclosure, ergonomic form factor
+ 1400mAh Li-ion battery
+ battery voltage-percentage icon indication
‐---------------------------------------------------------------------------------------------------------------------------------------
CON's:
- no bandpass filters
- no FM modulation for CB or 10m bands
- attenuator is not working in SSB mod. AM is OK.
- crossmodulation from FM in some HAM segments
- worse screen visibility on direct Sun
- touch panel's high peak noise when internal antenna
- RDS not working properly on the current FW ver.
- antenna is little wobbling, modif. is needed
- signal strength influence on holding radio in hand
#ATS120 #SSB #review