The AM Forum

Receiver: Hallicrafters SX-117

Band	MDS	Blocking DR	Two-tone DR
		(20 kHz)	(20 kHz)
80 meters	-139 dBm	108 dB	81 dB
40 meters	-138 dBm	106 dB	78 dB
20 meters	-140 dBm	107 dB	76 dB

AM audio S/N: 44 dB

Additional measurements of AM audio frequency response and distortion can be found at

http://www.w1vd.com/BAreceivertest.html (http://www.w1vd.com/BAreceivertest.html)

Scroll down to link Hallicrafters SX-117

Many thanks to Arnie, K1NFE for making this receiver available for testing.