TELEPHONE No. 300
COMPARISON CHART


History, Technical and General Information on 300 type telephones

Collectors information

Labels that fit in the sliding tray

How to restore Bakelite

Keys for use in 300 type Wall and Table Telephones

The following list details the different 300-type instruments and their intended uses

Tele. 306        CB/auto instrument fitted with trembler (DC) bell, extra switch hook contacts and positions for up to three switches for use on various extension plan systems.

Tele. 308        As Tele. 306 but with standard magneto bell fitted.

Tele. 310        This CB/auto instrument was fitted with a ‘Call Exchange’ button and designed to work with Bellset No. 41 on shared service lines. Superseded by Tele. 312.

Tele. 311       Wall mounted CB/auto instrument fitted with ‘Call Exchange’ button for use on shared-service lines.

Tele. 312       Self-contained CB/auto table instrument fitted with ‘Call Exchange’ button for use on shared-service lines.

Tele. 314       As Tele. 312 but with two extra switch positions for extension plan working.

Tele. 321       Wall mounted CB/auto instrument with three switch positions for extension plan working.

Tele. 326       As Tele. 306 but without extra switch hook contacts.

Tele. 327       Newer design wall instrument with three switch positions and trembler bell for extension plan working.

Tele. 328       CB/auto instrument with three switch positions for extension plan working.

Tele. 329       Wall mounted version of Tele. 328

Tele. 330       CB/auto instrument fitted with one switch for use on extension plans or PABX with operator recall.

Tele. 331       Wall mounted version of Tele. 330.

Tele. 332       Standard CB/auto table instrument. See above.

Tele. 333       Standard CB/auto wall mounted instrument (black, ivory).

Tele. 392LB LB instrument with trembler bell and three switch positions for use on extension plan systems on LB or long CB/auto lines.

Tele. 393       Wall version of Tele. 392

Tele. 394       LB instrument with standard magneto bell and three switch positions for use on extension plans on LB or long CB/auto lines. See separate description for Tele. 394.

Tele. 395       Wall version of Tele. 394.

Tele. 396       Standard LB table instrument.

 

 
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Last revised: January 14, 2018

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