Single Cell Wall Phones
Fig. 1: Model AB220: An early model with a pineapple crest and fishtail base,
early pulpit transmitter, 3-magnet generator and OST receiver. Note the typical ornate transfer work on the battery cover.. 1881-
1911. Old No. 315.
Fig 2: Model AB210. An alternate version, with the transmitter mounted directly on the backboard. Introduced in 1888. 3-magnet generator. Old No. 301. 720mm high. No. 325 had a 4-magnet generator.
Fig 3: A later Model AB220 used the bent tube transmitter mount, simplified woodwork, and the spoon receiver which replaced the OST version. About 1910. 720mm high.
Fig. 4: Model AB140-145 has the simplified pulpit transmitter, spoon receiver, and a 2-magnet generator. c1900. Old No. 310. This is actually a version of the miniature No. 305, with the battery box added underneath. 605mm high. Variation: AB145 with 3-magnet generator. 605mm high.
Fig. 5: Model AB160-165 , an earlier and slightly smaller model. 2-magnet generator. Circa 1900. It is a true "single cell" phone, designed to take only one of the slim Ericsson cells. Old No. 318. This is miniature Model 316 with a battery box extension. Variation: AB165 with 3-magnet generator. 575mm high.
Fig 6: Model N2260 : an early British model. It is similar to Model AC162 , but does not have the spearpoint top. 740mm high. Variations: This model is also known converted to a side handset, with a blanking plate over the holes for the transmitter . This was probably a conversion used on other pulpit phones as well.
Fig 7: Model AB230, the later version of the No. 355. 660 mm high. 2-magnet generator. Model AB160 looks very similar, but has a shorter backboard (575mm) and a 3-magnet generator. About 1902 - 1914. This model was sold in Australia.
Fig 8: Model AB140-145 with a simplified pulpit transmitter, spoon receiver, 2-magnet generator. c1900. Old No. 310. This is actually a version of the miniature No. 305, with the battery box added underneath. 605mm high. Variation: AB145 with 3-magnet generator. 605mm high.