Irish P&T
Telephone No. 552
Table Magneto telephone

Type - 100M

Handset Number - 608 and 618.

Induction, Coil Number - No. 38 - 552/2

Bell Numbers - No. 75 - 552/1 (1000ohms - enclosed in a metal case) or No. 78 - 552/2 (2000ohms)

Drawing Number -

Drawing date -

Manufacturer - Ericsson (ETL)

Notes - ETL Part No's N2120 and 2121.

There is no capacitor in the N2120, and the closed core induction coil and 2,000 Ohm bell motor (2 x 1,000 Ohm coils) suggest long-distance working.

N2120 type

 

 

 

N2121 type (with handset 618)

 

 

 

 

 

 

 

 

 

 
 
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Last revised: March 01, 2026

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