R80 DIY Aviation Radio Receiver Set High Sensitivity Professional

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kit installation is risky. Buyers should correctly evaluate their own technical level and equipment to avoid unsuccessful kit installation;
The kit uses PIC18F1320 single- microcomputer as the main control, built-in high-precision PLL circuit (pre-welded), and comes with a frequency indicator circuit (using 7-segment digital tube display, the photo has color difference, the actual color is red), the receiving frequency covers 118-136MHz, 100KHz Stepping.
The kit adopts bandpass filter + high amplifier + NE602+MC3361+TA7640+LM386 to complete the secondary frequency conversion, intermediate frequency 10.7MHz, two intermediate frequency 455KHz, -high sensitivity, can receive 118-136MHz AM signal.
With LED tuning indicator function, it can assist in accurately and quickly adjusting the receiving frequency, which is convenient for use.Specification:Material: PCB
Size: 14x8.5cm
12V power supplyPackage Includes:1 x Radio Receiver DIY Kit
1 x Circuit DiagramRadio Receiver;R80 DIY Airplane Aviation Band PLL Receiver Set;High Sensitivity 118 to 136MHz AM assemble; Tower Call LED tuning indicator;Aviation Band Radio Receiver Kit Professional;Double Frequency Conversion 12 V power supply
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