Talking Electronics

See Electronics Notebook 6!
A Standalone unit with a 3 LED readout.
Used to measure the output power of FM transmitters and determine the approximate frequency. It Registers the field strength of a transmitter AT a distance.
Detects from 75MHz to a 140MHz range. Great for detuning bugs below and above the FM band, as the FM band is rated from 88MHz to 108MHz.
With 3 features.
1. It's a Field Strength meter.                         
2. A Frequency meter.                                  
3. and an aid for testing detuned transmitters.
Includes 2 x 3v lithium cells.
Board dimensions: 3.0in x 1.7in.
5 Page article.