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An Ericsson TEL. A.B. manual switchboard with ten phone lines and fifty possible extensions (secondary switchboards) for manual telephone communications between subscribers. The bottom of the structure consists of a sewing machine base on which lies a square wooden table. Towards the back of this stands an upright rectangular wooden structure. On the front of this, at the top, there is a set of jack sockets numbered from 1 to 50 that are protected by individuals covers which drop whenever the extension corresponding to the particular number is activated. Lower down the front of this same structure are fifty jacks numbered from 1 to 50 into which the plugs of the phone cords are inserted. There are also another 10 jacks numbered from 1 to 10 below these protected with a removable cover, and corresponding to each of the ten lines in the network, which drop whenever any of the lines are activated. At each end of this line of 10 jacks are two buttons with the letters “U” and “MI” written on them for the specific activation of communication. On the left is a metal rest for the microtelephone. At the back is a removable wooden cover with a lock for access to the inside to check or repair any of the electrical connections. On the cover of this is a brief schematic of the switchboard’s functional connections. On the nearest part of the table, laid out horizontally, are ten jacks into which the phone cord plugs are inserted; and also a set of ten horizontally moving switches to connect and disconnect each of the network’s ten phone lines, as well as three similar switches for placing in-coming calls on hold identified by the letters “T”, “I” and “B”. At the front of the table, on the right, there is a crank handle with a magneto which, when wound, creates the necessary induction voltage to establish communication with the outside or with any of the extensions. On the left is the input/fixing point for the microtelephone cable. At the back of the table is a set of metal terminals to attach the necessary phone conductors. Suspended from the underside of the table with weights are ten phone cords corresponding to the number of lines in the network, as well as the outlet for two telephone cables (with four conductors each) for connection to the public phone network

Biografie artist

A Pioneer of Communication: Lars Magnus Ericsson

Lars Magnus Ericsson (1846-1926) stands as a monumental figure in the annals of technological innovation, primarily recognized for establishing Ericsson—a global telecom powerhouse that continues to shape our interconnected world today. Born in Nordenmässa, Sweden, his early life was marked by hardship following his father’s untimely death and subsequent labor as a miner, experiences which instilled within him a resilience and determination that would define his entire career trajectory. Despite limited formal education beyond the village school for five years, Ericsson demonstrated an extraordinary aptitude for mechanics and instrumentation from a remarkably young age—constructing Sweden's inaugural telephone line at just seventeen years old. This formative achievement foreshadowed his lifelong fascination with harnessing scientific principles to improve human life.

Early Influences & Apprenticeship: Ericsson’s intellectual curiosity blossomed during his apprenticeship under Öllers & Co., where he honed his skills in instrument making and collaborated closely with Alexander Graham Bell, refining Bell's telephone design—a pivotal step toward simplifying its cumbersome construction.
Founding Ericsson & Innovation: Recognizing the transformative potential of telephony, Ericsson partnered with Carl Johan Andersson to establish a workshop in Stockholm in 1876, analyzing existing telephone technologies and crafting his own versions inspired by Siemens telephones. This visionary undertaking cemented Ericsson’s commitment to pushing boundaries and challenging conventional wisdom.

The Birth of a Telecom Giant

Ericsson's entrepreneurial spirit propelled him beyond mere tinkering; he established Telefonaktiebolaget LM Ericsson, capitalizing on Bell’s advancements and Siemens’ innovations. This strategic foresight resulted in the creation of a company that would rapidly ascend to prominence—a testament to his astute understanding of market dynamics and technological trends. Notably, Ericsson spearheaded the development of Bluetooth technology, solidifying its position as one of the foremost innovators in wireless communication.

Notable Designs: Ericsson’s legacy extends beyond corporate success; he produced iconic telephone designs—the OB 2600 Manual Switchboard and the Wall Phone—which exemplify his commitment to both functionality and aesthetic elegance. These creations represent a significant contribution to industrial design history.

A Legacy of Persistence & Vision

Ericsson’s personal life was marked by profound loss—the premature deaths of his son Johan and grandson Lars Magnus Jr., tragedies that underscored the fragility of human existence yet fueled his unwavering dedication to his craft. Despite facing considerable challenges, he remained steadfast in his belief in technological progress and consistently championed innovation—a perspective reflected in his skepticism regarding patents and his admiration for Siemens’ approach to technological advancement.

Recognition & Remembrance: Though Ericsson shunned public acclaim, he commanded immense respect from his employees—a testament to his integrity and leadership qualities. His final resting place at Hågelby gård serves as a poignant reminder of his enduring influence on Swedish history and culture.

Ericsson’s Enduring Impact

Lars Magnus Ericsson's contribution to the advancement of communication technology is undeniable. He fundamentally altered how people interact, fostering global connectivity and shaping the landscape of modern society. His pioneering spirit continues to inspire innovation and underscores the transformative power of scientific curiosity—a legacy that secures his place as one of Sweden’s most celebrated inventors and entrepreneurs.

lars magnus ericsson

1846 - 1926 , Sweden

Detalii rapide

Artistic Movement Or Style: Industrial Design
Artists Or Movements Influenced By This Artist: ['Bluetooth']
Artists Who Influenced This Artist: ['Siemens & Halske']
Date Of Birth: May 5, 1846
Date Of Death: December 17, 1926
Full Name: Lars Magnus Ericsson
Nationality: Swedish
Notable Artworks:
- L. M. ERICSSON AC110 Desk Telephone
- L.M. Ericsson OB 2600 Manual Switchboard
Place Of Birth: Nordenmässa, Sweden

L.M. Ericsson OB 2600 Manual Switchboard

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