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Type OE 400
Floor Pattern Switchboards
Common Battery System
Double Supervision
Lamp Signalling
OE 400/80 shown
FRAMEWORK
Woodwork, polished walnut, legs enamelled cast iron.
The jacks and calling lamps are mounted in ebonite strips.
EQUIPMENT
1 x JACK for each line.
1 x PAIR OF CORDS with 3-point plugs (see table for number of cord circuits on each board).
1 x SPEAKING AND RINGING KEY FOR EACH CORD CIRCUIT.
1 CALLING LAMP-JACK AND LAMP for each line.
SUPERVISORY LAMP-JACKS AND LAMPS for each cord circuit.
PILOT LAMP-JACK AND LAMP for calling.
1 x RINGING VIBRATOR for supervising the outgoing ringing current.
1 x RINGING KEY for Power Generator.
NIGHT BELL.
NIGHT BELL SWITCH.
GENERATOR. RH 5050, 5-magnet.
MICROTELEPHONE. RE 5058, with cord RS 7021.
This type of board is not usually kept in stock.
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TYPE
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No. of Metallic Ccts
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No. of cord ccts
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Height ins
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Width ins
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Depth ins
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OE 400/20
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20
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5
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47.87
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23.62
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30.12
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OE 400/25
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25
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5
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47.87
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23.62
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30.12
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OE 400/30
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30
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6
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47.87
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23.62
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30.12
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OE 400/40
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40
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8
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51.00
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27.56
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30.12
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OE 400/50
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50
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10
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51.00
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27.56
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30.12
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OE 400/60
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60
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10
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51.00
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35.43
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30.12
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OE 400/80
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80
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10
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51.00
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35.43
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30.12
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OE 400/100
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100
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12
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51.00
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35.43
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30.12
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Taken from the Ericsson Telephone Catalogue 1914
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