Military field telephone DPA 14X01, from the 1950s.
Used with local battery (two 1.5 Volts BU-30 cells).
Includes bell (ringer) and hand cranked dynamo (~70 Volts, 17 Hz).
Manufactured by L.M. Ericsson, Sweden.
Military field telephone DPA 14X01, from the 1950s.
Used with local battery (two 1.5 Volts BU-30 cells).
Includes bell (ringer) and hand cranked dynamo (~70 Volts, 17 Hz).
Manufactured by L.M. Ericsson, Sweden.