ERICSSON TELEPHONE
No's MB 200, MB 210 & MB 220


Types M.B. 200, 210 & 220
Portable Telephone Instruments

This instrument consists of:-
A polished Oak Case, with carrying handle, containing Generator, magneto bell of 300 ohms resistance, Buzzer, Press Button for short circuiting the receiver, Press Button for the Buzzer Signal, Micro-telephone RE. 3062 with waterproof cord R.S. 8010 (Old Catalogue No. 2322), india-rubber mouthpiece with metal mountings (can he supplied with a celluloid mouthpiece if desired), 2 dry cells R.K. 190 (Old Catalogue No. 600), lighting arresters, terminals for line and earth, and a screw driver.

If specially ordered, this instrument can be supplied with a canvas cover.

Type Type of Generator No. of gen Magnets Dimensions in inches. Weight in lbs.
MB 200 RH 3120 3 12 x 6.7 x 8.25 17.6
MB 210 RH 4100 4 12 x 6.7 x 8.25 18.3
MB 220 RH 5100 5 12.5 x 8.25 x 9.45 24.25

MB 200 was previously the No. 391



Taken from the Ericsson Telephone Catalogue 1911

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Last revised: August 25, 2003