Type OB 800
Wall Pattern Switchboards
Metallic Circuit
Local Battery System
 THE CONNECTIONS ARE MADE BY MEANS OF PLUGS AND CORDS.
FRAMEWORK
Polished teak. Jack field is covered with fibre.
EQUIPMENT
1 x JACK for each line.
1 x PAIR OF CORDS and 2-point plugs (see table for number of cord circuits for each board).
1 x SPEAKING AND RINGING KEY for each cord circuit.
1 x CALLING INDICATOR for each line.
1 x CLEARING INDICATOR for each cord circuit.
NIGHT BELL.
NIGHT BELL SWITCH.
GENERATOR. RH 4600, 4-magnet.
MICROTELEPHONE. RE 5054, with cord RS 7501.
The OB 800/15 shown pictured to the right.
|
TYPE |
No. of Metallic ccts |
No. of cord ccts |
Height ins |
Width ins |
Depth ins |
Weight in lbs. |
|
OB 800/15 |
15 |
6 |
22.44 |
11.25 |
12.28 |
41.90 |
|
OB 800/20 |
20 |
7 |
25.59 |
12.68 |
12.28 |
48.50 |
|
OB 800/25 |
25 |
10 |
28.15 |
16.78 |
12.28 |
55.12 |
|
OB 800/30 |
30 |
10 |
28.15 |
16.78 |
12.28 |
61.74 |
Taken from the Ericsson Telephone Catalogue 1914
|
