Types AB 2300-2320
Magneto Wall Telephones
All Steel Type
FRAMEWORK. black enamelled steel, constructed to hold two dry cells, RK 210 or RK 350 (Old No. 972).
MICRO-TELEPHONE. RE 1002, with cord RS 6020 (Old No. 2411), resting on a cradle switch.
GENERATOR. For type and number of magnets see table below.
These generators ring satisfactorily through a line resistance of 25,000 ohms.
RINGER. For resistance see table below. These telephones have enclosed line terminals.
Height 22.25 inches
|Type||Generator type||Generator magnets||Ringer resistance||Weight in lbs.|
|AB 2300||RH 4400||4||300||16.75|
|AB 2305||RH 4400||4||1000||16.75|
|AB 2320||RH 5500||5||2000||17.60|
Telephones AB 2305 and AB 2320 are provided with a press button for cutting out the ringer coils and short circuiting the induction coils, the button to be pressed down while ringing.
If specially ordered, we supply these two telephones without the press button, but with the connections so arranged that the ringer is cut out when the generator is operated.
Taken from the Ericsson Telephone Catalogue 1912
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