Grid-Dip Meter Covers 400 kc to 250 mc in 8 overlaping bands via plug-in coils and 1.7 planetary drive. Uses a 6AF4A tube as a Colpitts oscilator. 500 ua meter. Cabinet Size: (HWD) 2 1/4" X 2 9/16" X 6 7/8" Weight: 3 lbs $29.95 (1962) $34.95 (1970) 10 coils which are in Mc range: .4-.7, .7-1.38, 1.38-2.9, 2.9-7.5, 7.5-18, 18-42, 42-100, 36-102 and 250.