Ata 2 Dialing Iskra Telephone

Automatic telephone Iskra ATA 2 — dialing

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: rotary dial of Iskra ATA 2 automatic telephone

Sound level: 59,3 dB

Sound recordist: Boštjan Troha
Photographer: Veronika Štampfl
Video recordist: Barbara Grilc

Specs:

Decade:
Filesize:
Duration:
Channels:
1950s
3.1 MB
32 s
1 (Mono)
Sample rate:
Bit rate:
Bit depth:
Level:
48 kHz
768 kb/s
16 bit
59 dB

Recorded on April 7, 2014
Museum of Post and Telecommunications
Polhov Gradec, SLOVENIA
Creative Commons License