crystal Op Amp Radio


Posted on Jun 11, 2012

Here is a simple radio that is easy to build and inexpensive. In fact, you probobly have all the parts you need in your junk box. You`ll be suprised at the great reception with this little set.


crystal Op Amp Radio
Click here to download the full size of the above Circuit.

# The antenna can be a piece of wire or a telescoping antenna. 18 inches is a good length for in the city. # The tuning capacitor is a regular broadcast band tuning capacitor. I got mine from a junked AM radio. I got the loopstick antenna from that sam




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