Type OB 6000
Multiple Switchboards
(Manual Restored Indicators)
Metallic Circuit
Local Battery System
FRAMEWORK
One position section. Polished walnut.
The OB 6000/100 shown pictured to the right.
EQUIPMENT
1 x LOCAL JACK for each line; mounted in rows of 10, in ebonite strips (see table for capacity).
MULTIPLE JACKS, mounted in rows of 20, in ebonite strips (see table for capacity).
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 RINGING KEY for the Power Generator.
1 x RINGING BACK KEY.
1 x RINGING VIBRATOR for supervising the outgoing ringing current.
1 x CALLING INDICATOR for each line.
1 x CLEARING INDICATOR for each cord circuit.
NIGHT BELL.
NIGHT BELL SWITCH.
GENERATOR. RH 4000, 4-magnet.
MICROTELEPHONE. RE 5110 (differentially wound Receiver) with cord RS 9501.
|
TYPE |
OLD TYPE No. |
No. of Earth ccts |
No. of cord ccts |
Max No. of mult strips |
Height ins |
Width ins |
Depth ins |
Weight in lbs. |
|
OB 6000/30 |
651 |
30 |
6 |
13 |
64.56 |
17.91 |
26.45 |
134.50 |
|
OB 6000/40 |
652 |
40 |
8 |
12 |
64.56 |
17.91 |
26.45 |
143.32 |
|
OB 6000/50 |
653 |
50 |
10 |
11 |
64.56 |
17.91 |
26.45 |
152.14 |
|
OB 6000/100 |
654 |
100 |
12 |
22 |
66.83 |
25.20 |
26.45 |
211.68 |
This type is provided with a hinged keyboard.
Taken from the Ericsson Telephone Catalogue 1914
|
