ERICSSON SWITCHBOARD No. OB 100


768.jpg (11731 bytes)Type OB 100
Switches, Wall Pattern
Earth Circuit
Local Battery System

OB 100/10 shown - OB100/6 shown at bottom of page

To be used in conjunction with any ordinary telephone instrument.

THE CONNECTIONS ARE MADE BY MEANS OF PLUGS AND CORDS.

FRAMEWORK
Polished walnut and the front face is covered with fibre.

EQUIPMENT
1 JACK for each line.
1 OPERATOR'S JACK.
1 PAIR OF CORDS (see table).
1 OPERATOR'S PLUG AND CORD.
1 CALLING AND CLEARING INDICATOR, per line.
NIGHT BELL.
NIGHT BELL SWITCH.
LIGHTNING PROTECTOR.

TYPE

OLD TYPE No.

No. of Earth Circuits

No. of cord ccts

Height ins

Width ins

Depth ins

Weight in lbs.

OB 100/2

-

2

1

10.23

9.25

5.90

6.39

OB 100/3

-

3

1

10.23

9.25

5.90

8.83

OB 100/4

467

4

2

10.23

9.25

5.90

7.27

OB 100/5

468

5

2

10.23

9.25

5.90

7.71

OB 100/6

469

6

2

10.23

9.25

5.90

7.93

OB 100/8

470

8

3

12.20

9.84

5.90

10.58

OB 100/10

471

10

3

12.20

9.84

5.90

12.12

OB 100/12

472

12

4

12.20

9.84

5.90

13.23

OB 100/15

-

15

4

14.37

14.97

5.90

16.31

OB 100/20

-

20

5

14.37

14.97

5.90

18.08

OB 100/25

-

25

5

16.93

14.97

5.90

22.50


Taken from the Ericsson Telephone Catalogue 1914 and model 468 was also in the 1897 Catalogue

OB100/6

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Last revised: October 30, 2001