Current record mode: basic


653 of 655 records      previous / next

De Forest Audiotron Radio Valve, by De Forest, Early 20th Century

Inventory Number: 99552

99552-2t 99552-1t

Date: Early 20th Century

Maker Details: Attributed to De Forest.

Inscription: None

Size: 100 mm in overall length

Materials: Copper?, glass, assorted metals.

Other Given Number(s): Christie's 200.


De Forest Audiotron Radio Valve, in cylindrical form with interior copper? coil with metal band around interior of tube. With assorted wires.

653 of 655 records      previous / next

Record mode: Basic | Medium Images | Large Images | Documents (0)