ERICSSON SWITCHBOARD No. MC 105


768.jpg (11731 bytes)Type MC 105
Portable Cordless Switchboards
Metallic Circuit
Local Battery System

MC 105/15 shown

THE CONNECTIONS ARE MADE BY MEANS OF KEYS.

FRAMEWORK
Polished walnut, with the key and indicator field covered with fibre.

EQUIPMENT
CONNECTING KEYS are arranged in horizontal rows and there are as many keys in a row as there are lines on the board.
The number of connections which can be made at the same time is equal to the number of connecting rows respectively.
1 RINGING KEY for each line.
1 OPERATOR's KEY for each row of connecting keys.
1 CALLING INDICATOR for each line.
1 CLEARING INDICATOR for each row of connecting keys.
NIGHT BELL.
NIGHT BELL SWITCH.
GENERATOR. RH 5050, 5-magnet.
MICROTELEPHONE. RE 2050, with cord RS 7501.
TESTING KEY.
BATTERY. 2 Dry Cells RK 190 (Old Catalogue No. 600).

These switchboards can be supplied with a protecting case, at an extra cost if specially ordered.

TYPE

No. of Metallic Ccts

No. of conn rows

Height ins

Width ins

Depth ins

Weight in lbs.

MC 105/5

5

2

12.6

8.5

14.4

32.0

MC 105/10

10

4

12.6

8.5

14.4

38.5

MC 105/15

15

5

15.4

8.6

19.3

56.2


Taken from the Ericsson Telephone Catalogue 1914

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Last revised: April 29, 2000