eric6.gif (7121 bytes)L. M. ERICSSON
SWITCHBOARD OD 2250
Type OD 2250
Floor Pattern Switchboard
Common Battery System


FRAMEWORK
768.jpg (11731 bytes)Polished walnut, with the jack and indicator field covered with fibre.

OD 2250/10+40 is shown pictured to the right.

EQUIPMENT
1 x JACK, for each line.
1 x PAIR OF CORDS with 3-point plugs (see table for number of cord circuits on each board).
1 x RELAY for each cord circuit.
1 x CALLING INDICATOR for each Exchange Line.
1 x CALLING AND CLEARING INDICATOR for each Extension Line.
NIGHT BELL.
NIGHT BELL SWITCH.
GENERATOR. RH 4000, 4-magnet.
MICROTELEPHONE. RE 5057, with cord RS 7102.

NOTE. All the indicators are self-restoring, exchange indicators being of the "Drop" type, and the extension of the "Eyeball" type.

These switchboards are not usually kept in stock.

TYPE No. of Exch lines No. of Extn Ccts No. of cord ccts Height ins Width ins Depth ins Weight in lbs.
OD 2250/10+40 10 40 10 57.40 23.95 30.00 220.50
OD 2250/20+80 20 80 12 57.40 33.95 30.00 308.70


Taken from the Ericsson Telephone Catalogue 1914

 
 
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Last revised: March 28, 2024

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