Heathkit AJ-30 Stereo AM/FM Tuner AM—Sensitivity, narrow bandwidth position: 1400 kc, 4.5 uv; 1000 kc, 5 uv 600 kc, 5.5 uv (at antenna terminals through standard IRE dummy antenna, .1 volt RMS reference output) Reference output .1 volt RMS: 600 kc 5.5 uv. Sensitivity change, narrow to broad position: -5 db IF bandwidth, narrow: 14 kc, 6 db down. Broad: 20 kc, 6 db down Image ratio: 1400 kc 55 db; 600 kc 80 db Harmonic distortion: Less than 1% Hum and noise: 35 db below 30% modulation (1000 kc unmodulated with 100 uv in) IF rejection ratio: 1400 kc 42 db; 600 kc 30 db Power supply: Transformer operated 50-60 cycle, 100 watts Tube complement: (6) 6AU6 (3) 6BA6 (1) 6BS8 (1) 6AB4 (1) 12AT7 (1) 6AL5 (1) 6BE6 (2) 12AU7 Dimensions: 15¾" W. x 5½" H. x 13½" D Weight: 22 lbs