TERMINAL-STATION TELEPHONE No. 316TERMINAL-STATION TELEPHONE No. 316
This instrument is of the small size, and fitted with hand micro-telephone No. 532 and cord No. 2050, and two-magnet generator No. 481 which will ring satisfactorily through the 100-ohm bell of the instrument and a line resistance of 5,000 ohms, A Separate battery box must be used, and box No. 420 which can be fixed on to the instrument, will be found suitable.
Weight 8.8 lbs. Price £3.
No. 317.
Similar to the previous instrument, but fitted with a three-magnet generator No. 486 which will ring satisfactorily through the 300 ohm bell of the instrument and a line resistance of 15,000 ohms.
Weight 9.30 lbs. Price £3 4s.
No. 318.
Similar to No. 316, but fitted with battery box to accommodate two cells No. 591 or 972, and a hand micro-telephone No. 530 with cord No. 2061.
Weight 10.40 lbs. Price £3 8s.
No. 319.
Similar to No. 317, but fitted with battery box to accommodate two cells No. 591 or 972, and a hand micro-telephone No. 530 with cord No. 2061.
Weight 10.8o lbs. Price £3 12s.
Taken from the Ericsson Telephone Catalogue 1903
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