Description
Junior 1 is a quick and easy to assemble shortwave receivers in dual-conversion technology. Special measuring equipment or knowledge of the high-frequency are neither required. Junior 1 is intended as a small project for the young and young at heart who are interested in radio technique.
At the heart, an AM / FM IC used in former east Germany (A4100D) that was developed specifically for battery-powered devices. According to the data, the A4100D is characterized by a particularly favorable signal / noise ratio of AM and FM part and requires only a small external circuitry. As a front-end mixer and oscillator of the proven NE612 is used.
Michael Zimmer (verified owner) –
This was a fun little project for me. The kit is superb in quality, the instructions are clear and it works like a charme. It is really cool to go hunting for radio stations.