The National Screen Grid 4 Tube Thrill Box, a compact efficient shortwave set with an audio system really designed for shortwave work. Equiped with special cabinet and coil storage for five coils in addition to the one in use in the set. Will operate on National No. 3580B power supply unit. List price of parts with four transformer coils, without cabinet or tubes, $49.50 - Cabinet $5.25 extra.
Click here to view a catalog page describing the National SW-4 Thrill Box.
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