Variable Shielded Coil Forms - Type L-57

Assy No. Freq. Range (MHz)1 Material/Permeability Assy AL (nH/t2) Tuning Ratio (max:min) Colour Code
L-57-2 1.0 - 10 2/10.0 13.0 2:1 Red
L-57-6 10 - 50 6/8.5 12.0 2:1 Yellow
L-57-10 25 - 100 10/6.0 10.5 2:1 Black
L-57-17 50 - 150 17/4.0 7.0 1.4:1 Violet
Coil Assembly Vertical Dimensions
(blue=mm)
Base View Can Shield Pot
L-57-( ) coil assembly base layout
6 pin
can_el can_plan pot_el pot_plan
Wire Size (awg) 20 22 24 26 28 30 32 34 36 38 40
Turns (single layer/full winding) 5/10 6/24 8/32 10/60 13/104            
01/02/05
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