First made in 1924, this tube has a green stripe painted on the side of the glass, from the base to the tip. This indicates that the tube is for Low Frequency use.The stripe measures about 3 mm wide and over time, in many cases, the stripe has worn off..
Dimensions (l x h x p) incl.pins/tip
x 105 x 31 mm / x 4.13 x 1.22 inch
Poids
47 g / 1.66 oz
Bibliographie
British Radio Valves - The Vintage Years: 1904-1925 Pages 50 & 115
AR06_LF: Fin Stewart
Fin Stewart
Just Qvigstad
AR06_LF: Banneitz, TB der drahtl. Teleph. 1927
Anonyme 15 Collectionneur
