Catalogue
83 of 655 records previous / next
Forward 'B' Spark Wavemeter No. 1339, by War Department, Britain, c. 1918
Inventory Number: 22136
Date: c. 1918
Maker Details: Signed by War Department Signals Flying Corps.
Inscription: "W.D.S.F.C. / 1953" etched upon upper surface of wavemeter. "FORWARD SPARK "B" / WAVEMETER / No 1339" printed on lid. "132" stamped into lid near hinge.
Size: 140 x 130 x 130 mm (lid closed)
Materials: Steel, brass, bakelite?, teak, carborundum.
Other Given Number(s): Christie's 130, 843 (white tag).
Notes:
Forward 'B' Spark Wavemeter, in compact teak case with lid. With carborundum detector, buzzer, rotary receive/send switch, condensor and instructions. With wavelength calibrations on interior surface of lid. Buzzer dated 1918?
83 of 655 records previous / next
Record mode: Basic | Medium Images | Large Images | Documents (1)