Block Diagram

FCC ID: 2ACSGPTX1000

Block Diagram

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FCCID_2443380

$ANT1 f IC3 MIXER LI BATT ELM8845 2P CONNECTOR L.P.F 3.4KHz(f0<f) I I PGA DSP L9 LT1 ADC CORE DAC B. P. F f0 USB 5V 0/90 L4 L1 LNA Audio Filter Sub CH Filter IC1 Q Q PGA ADC FM Modem AFC Loop ADC IC2 XC6201-3V XC6201-2.8V MIXER VCO GPIO PA_DRVIER GPIO ANT2 GPIO RSSI U1 Interface Bus P\D\N RDA 1846S SYNTHESIZER I2C TXD L.P.F RXD SPI LA1 LA2 LA13 LA4 U3 X1 VCON TCVCXO LPF X1 26MHz(SMD TCXO) MCU FINAL PA Q1 QT5 RESET U2 RDA 1846S SYNTHESIZER Interface RSSI U2 Bus LCD 40*8 DRIVE GPIO0 STM8L152M8T6 QT6 PA_DRVIER GPIO7 PTT GPIO VCO P\D\N MIXER DSP I2C Q Q ADC ADC PGA CORE SPI KEY Board SW3 Audio Filter SW1 LNA 0/90 AFC Loop SW4 Sub CH Filter f0 FM Modem Charger LED I I DAC Rx LED Tx LED PGA ADC 3.4KHz (f0<f) MIXER 2 JACK1 10 3 MIC 1 TPJ-20040 BLOCK DIAGRAM$

Document Created: 2019-09-25 00:29:59
Document Modified: 2019-09-25 00:29:59