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ERICSSON
SWITCHBOARD No. OB 6000
 


Type OB 6000
Multiple Switchboards
(Manual Restored Indicators)
Metallic Circuit

Local Battery System

768.jpg (11731 bytes)OB 6000/100 shown pictured to the right.

FRAMEWORK

One position section. Polished walnut.

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

 
 
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Last revised: October 08, 2019

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