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ITEM NAME:for Arduino AM / FM Stereo AM Radio Kit / DIY CF210SP Electronic Production SuG6 for Arduino AM / FM Stereo AM Radio Kit / DIY CF210SP Electronic Production SuG6 1. FM (FM) section: CD9088 is a dedicated monolithic FM radio chip, the external circuit is simple, the circuit built-in frequency of 70kHz phase-locked loop system, selectivity from the active RC filter to achieve, mute circuit can suppress non-IF signal and too weak IF signal The Features include the following: Mono radio from the RF input to the audio output of all functional circuits, silent circuit, including automatic frequency control system can be used for mechanical tuning, power polarity protection, the operating power supply voltage can be as low as 1.8V. FM signal from the rod antenna by the C8.C10 and L1 input circuit into the IC1 11.12 feet mixed circuit, the local oscillator circuit is used in variable capacitor CA.L2 and other components, can be manually tuned. FM broadcast signal and the local oscillator circuit signal mixed in the IC1 70KHZ generated by the IF signal, the internal IF amplification, IF limiter, sent to the frequency detector detected audio signal, the internal loop filter by the 2 feet output audio signal. Circuit R2.C2 for the squelch circuit, 3 feet of C4 for the audio loop filter capacitor, 6.8 pin between the C13 is the IF feedback capacitor, 7 feet connected to the C14 is a low-pass capacitor, 8.9 feet indirectly C17 Is the IF coupling capacitor, 10 feet connected to the C12 is the limiting amplifier low-pass capacitance, 13 feet of C6 for the limiter offset voltage and capacitance. 2 feet output audio signal through R6. C18 coupled to the power amplifier IC TDA2822 input 7 feet, after IC3 (TDA2822) internal power amplified by its 1.3 feet after the output of the amplified audio signal to promote the speaker work, the circuit with a switch potentiometer VOL is used Control the power on and off, and control the size of the volume. 2, AM (AM) section AM7642 int.Find many great new & used options and get the best deals for for Arduino AM / FM Stereo AM Radio Kit / DIY CF210SP Electronic Production SuG6 at the best online prices at Order2india Shopping! Free shipping for many products!
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Return Policy
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Return Process & Timeline
For eligible products, the policy is summarized below. Please note that Returns that do not meet the Return Process and Timeline below will not be eligible for a refund.
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Allowed Time Line |
Return Process |
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Due to Damage in transit |
Within 24 hours of Delivery |
Inspect package before taking Delivery and if damaged REJECT package and DO NOT take delivery from the courier and Send email to support@order2india.com within 24 hours of rejecting the delivery so we can process your refund. |
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Dead on Arrival or mal-functioning product |
Within 15 days of Delivery |
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Incorrect Order (e.g. model, brand, color or size different from what was ordered) |
Within 15 days of Delivery |
Contact us or email us at support@order2india.com within 7 days of delivery with details of the problem. |
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