Powering mill
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Automatic telephone Iskra ATA 2 – ringing
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00:34
About the sound
The ATA 1 and ATA 2 are the first automatic telephones manufactured by Iskra. The Model ATA 1 was intended for private branch exchanges (PBX) and fitted with an earthing button used to establish calls or switch lines. The ATA 2 is without earthing button for extensions.
Production commenced in 1949.
Manufactured by Iskra, Kranj, Slovenia
Sound: ringing of Iskra ATA 2 automatic telephone
Sound level: 84,6 dB
Sound recordist: Dušan Oblak
Photographer: Veronika Štampfl
Video recordist: Barbara Grilc
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