80/40m Converter For BC-453 Receiver by John Stewart, W6UJD

80/40m Converter For BC-453 Receiver by John Stewart, W6UJD

“The converter to be described was designed for working into the Type BC-453 aircraft receiver, commonly known as the “Q5-er.” The combination of converter and receiver gives a high-stability, high-performance, accurately- calibrated c.w. or ‘phone receiving system of extremely small dimensions. As shown, it  will tune over the 80- and 40-meter bands, and methods for extending…