SI4732 ATS-25 max-DECODER II Full Band Radio,Version 4.17 Adds CW, RTty Decoding Function, WiFi Function, BT Function,Four Audio Spectrum, LNA Function,HI-Z Function, Support FM LW AM SSB DIGI CW RDS

• 【New Version with Upgraded Functions】 ATS-25 max-DECODER II version 4.17, the newest official firmware, is a collaborative development with the original author from Russia. 4 new DIGI, CWR, SYNC L, SYNC U are added in CW mode. It Supports wifi function, RTty decoding function, four audio spectrum.In addition,it also adds BT function,LNA function,HI-Z antenna input impedance and 50ohm mode. The DECODER II version brings significant improvements compared to its predecessors.With more powerful functions, it can better meet the needs of radio enthusiasts.
• 【Wireless Connection and Control Experience】Equipped with BT function and WiFi function, it can realize wireless connection with other devices, which is convenient for users. Supports firmware subsequent upgrades. Equipped with a 2.4-inch touchscreen, it supports broadcast search, HAM band fast channel, and direct frequency input function by numeric keypad, providing a convenient and efficient control experience.
• 【Good Sound Experience】The multi-band radio receiver includes a 3-inch external magnetic full-frequency stereo speaker, ensuring superior sound quality. Headphones can also be used for stereo programs within the FM broadcasting range, acting as an FM antenna.
• 【Radio Search Function】This has a radio search function, supports broadcast search and direct frequency input on the numeric keyboard, and also has a HAM band shortcut channel; AM bandwidth: 1-6K; SSB bandwidth: 0.5-4.0K.The built-in LNA function and bandpass filter circuit effectively interference and provide a purer signal reception environment.
• 【Exquisite and Compact】This full band radio receiver is compact and easy to carry. It can be used when traveling, climbing, camping, or sharing with family and friends.The built-in 4000mAh large-capacity lithium battery can be used for a long time without eliminating the need for frequent charging.

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Version 4.17 has the followingfunctions:

• Built-in Moss code and digitalcommunication decoder and other functions
• The product has already entered akey, so there is no need to re-enter it for future upgrades. Open the INFO menuand you can find the key.
• The version is registered, and thesoftware supports subsequent upgrades
• Support Bluetooth function
• Increase battery capacity to 4000 mahfor long life
• HI-Z antenna input impedance
• LNA function
• Built-in band-pass filter Bandpassfilter circuit, shielding interference
• PSK mode in DIGI mode, unique toDecoder products
• Supports decoding functions such asCW
• Supports 50ohm mode
• Built-in external full frequencyspeaker stereo better.
• Brightness adjustment and otherfunctions
• Import BNC- interface
• Silent mode frequency and timedisplay interchanged
• Battery percentage display
• Radio frequency spectrum scanningfunction
• Battery voltage display
• Backlight brightness adjustment
• Backlight off
• Modes: LSB, AM, USB, CW, DIGI(PSK/FT4/FT8/RTTY L/RTTY U/HELL), CWR, SYNC L, SYNC U, function full

Frequency range:

Band band[] = {

{ “FM”, FM_BAND_TYPE, FM,6400, 10800, 9920, 10, 0, 0}, // FM 0

{ “LW”, LW_BAND_TYPE, AM,100, 514, 198, 9, 0, 0}, // LW 1

{ “MW”, MW_BAND_TYPE, AM,514, 1800, 1395, 9, 0, 0}, // MW 2

{“BACON”, LW_BAND_TYPE, AM,280, 470, 284, 1, 0, 0}, // Ham 800M 3

{ “630M”, SW_BAND_TYPE,LSB, 470, 480, 475, 1, 0, 0}, // Ham 630M 4

{ “160M”, SW_BAND_TYPE,LSB, 1800, 2000, 1850, 1, 0, 0}, // Ham 160M 5

{ “120M”, SW_BAND_TYPE, AM,2000, 3200, 2400, 5, 0, 0}, // 120M 6

{ “90M”, SW_BAND_TYPE, AM,3200, 3500, 3300, 5, 0, 0}, // 90M 7

{ “80M”, SW_BAND_TYPE, LSB,3500, 3900, 3630, 1, 0, 0}, // Ham 80M 8

{ “75M”, SW_BAND_TYPE, AM,3900, 5300, 3950, 5, 0, 0}, // 75M 9

{ “60M”, SW_BAND_TYPE, USB,5300, 5900, 5375, 1, 0, 0}, // Ham 60M 10

{ “49M”, SW_BAND_TYPE, AM,5900, 7000, 6000, 5, 0, 0}, // 49M 11

{ “40M”, SW_BAND_TYPE, LSB,7000, 7500, 7074, 1, 0, 0}, // Ham 40M 12

{ “41M”, SW_BAND_TYPE, AM,7200, 9000, 7210, 5, 0, 0}, // 41M 13

{ “31M”, SW_BAND_TYPE, AM,9000, 10000, 9600, 5, 0, 0}, // 31M 14

{ “30M”, SW_BAND_TYPE, USB,10000, 10200, 10099, 1, 0, 0}, // Ham 30M 15

{ “25M”, SW_BAND_TYPE, AM,10200, 13500, 11700, 5, 0, 0}, // 25M 16

{ “22M”, SW_BAND_TYPE, AM,13500, 14000, 13700, 5, 0, 0}, // 22M 17

{ “20M”, SW_BAND_TYPE, USB,14000, 14500, 14074, 1, 0, 0}, // Ham 20M 18

{ “19M”, SW_BAND_TYPE, AM,14500, 17500, 15700, 5, 0, 0}, // 19M 19

{ “17M”, SW_BAND_TYPE, AM,17500, 18000, 17600, 5, 0, 0}, // 17M 20

{ “16M”, SW_BAND_TYPE, USB,18000, 18500, 18100, 1, 0, 0}, // Ham 16M 21

{ “15M”, SW_BAND_TYPE, AM,18500, 21000, 18950, 5, 0, 0}, // 15M 22

{ “14M”, SW_BAND_TYPE, USB,21000, 21500, 21074, 1, 0, 0}, // Ham 14M 23

{ “13M”, SW_BAND_TYPE, AM, 21500,24000, 21500, 5, 0, 0}, // 13M 24