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Article: Single chip builds tiny aircraft receiver. (NE605)(Design Ideas)
- Article from:
- EDN
- Article date:
- September 25, 1997
- Author:
CopyrightCOPYRIGHT 1997 Reed Business Information, Inc. (US). This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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It's easy to become bored spending time in airports. After all, you can do only so much work on a notebook computer with no reference material around. So, relax and have some fun at the airport - build the tiny, single-chip, aircraft-band radio in Figure 1 and listen to the planes come and go. The aircraft band extends from 108 to 135 MHz, and the communications are in AM mode. Using the single-chip NE605 (Philips Semiconductors, Sunnyvale, CA), you can build a radio that pulls in the control tower, ground communications, and, at larger airports, the TRACON (terminal-radar-approach-control) communications to aircraft flying overhead.
The NE605 is ideal for a simple ...