SIEMENS BROTHERS No. Q3556

Q3556

Wall pattern, comprising solid-back transmitter with adjustable knuckle joint, 1000ohm. double-gong polarized bell, removable automatic switch-hook, induction coil, condenser, and double pole "Bell" receiver in solid drawn brass case (ebonite coated).

Woodwork of thoroughly seasoned and well-polished walnut, all external metal parts oxidized copper finish.

Dimensions
8.5" x 11" x 4" / 216mm x 286mm x 95mm
 

Taken from the Siemens Brothers Catalogue 1928

Last revised: February 26, 2022

FM2