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ERICSSON
SWITCHBOARD No's OB 2600 & OB 2601
 


Type OB 2600-2601
Floor Pattern Switchboard
Metallic Circuit
Local Battery System


FRAMEWORK

Woodwork, polished walnut, with the jack field covered with fibre. Legs enamelled cast iron.

EQUIPMENT
1 x JACK for each line.
1 x PAIR OF CORDS with 2-point plugs (see table for number of cord circuits on each board).
1 x SPEAKING AND RINGING KEY for each cord circuit.
1 x DOUBLE SPEAKING KEY.
1 x DOUBLE RINGING KEY FOR HAND GENERATOR.
1 x DOUBLE BATTERY RINGING KEY.
1 x RINGING KEY FOR POWER GENERATOR.
1 x TEST JACK.
1 x TESTING KEY.
1 x CALLING INDICATOR for each line.
1 x CLEARING INDICATOR in each cord circuit.
1 x NIGHT BELL.
1 x NIGHT BELL, SWITCH.
1 x GENERATOR. RH 5000, 5-magnet.
1 x MICROTELEPHONE. RE 5052, with cord RS 7021.

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OB 2600/100 OB 2601/200


OB 2601/100, OB 2601/160 and OB 2601/200 are 2 position boards and are therefore provided with double the operating equipment as described.

TYPE OLD TYPE No. No. of metallic ccts No. of cord ccts Height ins Width ins Depth ins Weight in lbs.
OB 2600/20 660 20 5 58.66 16.51 25.19 127.90
OB 2600/25 661 25 5 58.66 16.52 25.19 128.10
OB 2600/30 662 30 6 58.66 16.52 25.19 133.40
OB 2600/40 663 40 8 60.82 22.04 25.19 144.42
OB 2600/50 664 50 10 60.82 22.04 25.19 162.06
OB 2600/60 - 60 10 60.82 22.04  25.19 165.3
OB 2600/80 - 80 12 68.50 26.77 25.19 194.04
OB 2600/100 665 100 12 68.50 26.77 25.19 199.55
OB 2601/100 752 100 18 63.38 38.18 25.19 229.32
OB 2601/160 666 160 20 65.3 38.18 25.98 242.55
OB 2601/200 - 200 24 72.04 42.75 28.26 264.60


NOTE
Switchboards No's 667, 668, 669, in the old catalogue, correspond to types OB 2600/50, OB 2601/100 and OB 2601/200 in this catalogue, with the exception that the new types are arranged for ordinary local battery working and only when specially ordered can we deliver these boards arranged for the ring through system.

 


Taken from the Ericsson Telephone Catalogue 1914

 
 
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Last revised: October 08, 2019

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