MITSUMI Trackingless Type, For AM/FM 2-Band, AM Wide-Band 20 mm, PVC-2LHT-L5, -2LHT-LD5 Polyvaricon FEATURES It is a trackingless POLYVARICON for exclusive MW use. It is wide-band use as the standard 20 mm product. It is suitable for use in practical radios, since it is a model that has pursued high cost-performance ratio. SPECIFICATIONS Shaft Mounting Dimensions Dimensions Form (mm) (mm) Models Uses 2LHT-L5 AM/FM (2-band) Front mounting 21 21 16.5 4-2 2LHT-LD5 AM/FM (2-band) Dip soldering 21 21 19.5 (3.5) -3 No.of Stage AM-2 FM-2 AM-2 FM-2 max. Capacitance Swing (pF) min. Capacitance (pF) Variable Coefficient Curve (O) 82 (A) 160 (O) 82 (A) 160 3.81 3.41 3.81 3.41 FC1 3.31 FC2 3.81 D A D A 20 (40) B CHARACTERISTICS Models PVC-2LHT-L5/2LHT-LD5 Item Capacitance decreases as shaft turnedclockwise. Shaft Rotational Direction 97 Full Rotational Angle Mechanical Characteristics Characteristics -1 % ( With semi-sphere 180 as 100%. Rotational Torque 70~350g*cm Torque Difference 150g*cm or less Stopper Strength 9kg*cm(Breakdown strength) 50~400g*cm Trimmer Rotational Torque Electrical +2 Tolerance of AM (1pF+1.5%) Variable Capacitance FM (0.3pF+2%) AM 500 or more FM 200 or more Q Trimmer Capacitance 7pF or more MW Tuning Frequency Range 520~1650kHz ) MITSUMI Trackingless Type, For AM/FM 2-Band, AM Wide-Band Nominal Variable Coefficient Capacitance Rotational Index % 100 90 82.9 75 Variable Capacitance (pF) 70 62.6 50 43.6 30 25 20.3 10 82.0 74.0 67.2 59.1 53.7 45.5 32.1 25.9 14.6 11.2 8.23 2.77 160.0 135.0 116.3 96.0 83.7 66.4 41.9 32.0 16.3 12.1 8.70 2.78 FM 20.00 17.24 - 13.46 12.30 - 8.02 - 4.3 3.45 - 1.05 AM (3) Variable Coefficient Curve 0 0 0 D A B DIMENSIONS PVC-2LHT-L5 Flats of shaft located as shown max. capacitance. Tolerance of shaft flat angle : Within 2. Oscillator stage : AM (OSC). Unit : mm, Tolerance : 0.2 PVC-2LHT-LD5 Flats of shaft located as shown max. capacitance. Tolerance of shaft flat angle : Within 2. Oscillator stage : AM (OSC). Unit : mm, Tolerance : 0.2