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No. 72
Used with Teleprinters No. 3 at special events.
Also used with Teleprinter No. 3 on S.X., D.X., 2-line; S.X., single-line and
YQ circuits. and an extension of a V.F. channel.
Plymex case.
Overall dimensions:- 14.25" x
20.5" x 13.25", with removable lid and 2 handles.
Diagram - TG 863.
No. 74
For use with Desks, TL 1612; Desks, End Set, TL 1414 & TL 1612·; and Desks, Pair, TL 1414. Arranged for jacking-in.
A For 22V. working.
B For 40V. working.
C For 50V. working.
Diagram - TG1469.
No. 102A
For use with Rectifier No. 102A to obtain additional 80+80V smoothed
supplies.
Drawing - 64978.
Diagram - TG/TGW 2129.
PF 3005
For loop or battery dialling on panel phonogram equipment 22v, 40v, 50v, 60v
exchanges.
For use with Desks, TL 1629 and Desks End Set, TL 1629, Left.
Overall dimensions:- 7.5" x 6.75" x 7.75''.
Supersedes TL 1630.
Diagram - PF3005.
TG 929
Signalling unit for use with teleprinter speaker circuits on V.F. channels at telegraph
offices. Metal cased.
Overall dimensions:- 8.25" x 5.5" x 6"
TG 988
Filter and spark-quench unit. For use with Teleprinters No.7 at renter's
premises. Part of Equipments, Table, TG 1017 or DTN 2000, etc.
Overall dimensions:- 5.5" x 7.5" x 4.25" high.
Drawing - 64510.
Diagram - TG 988.
TG 1020
Potentiometer unit for use with Converter, Rotary, No. 3 or
4-... V., D.C. Metal case
TG 1097
Potentiometer and smoothing unit for use in the power supply circuit for
Tester, TG 957 at offices where universal battery working is not available.
Metal cased.
Dimensions overall:- 5.5'' x 11.75" x 6".
TG 3064
For terminating end of line indicator voltage supply on Teleprinter No. 7A,
Tape Printing Attachment.
Dimensions overall, 4.75" x 2.5" x 3" high.
Diagram - TG(L) 3064.
TG 4505
Potentiometer unit for use with Rectifiers No. 26B (Mark.2) on teleprinter
ancillary circuits. Metal cased.
Dimensions overall:- 5.1" x 11.75" x 5.25" high.
TG 4522
Portable 2-way simplex unit for Teleprinters No. 3 ... for setting-up
emergency communications.
Diagram - TG 4522.
TG 5110
Flicker earth and alarm unit. For teleprinter automatic switching
scheme.
Overall dimensions:- 12" x 7" x 7".
Diagram - TG/TGW 5110.
TL 1630
For use with Desks, TL 1629 and Desks, End
Set, TL 1629. Arranged for jacking-in.
Superseded by PF 3005 for all voltages.
TL 1643
For use with Desks, Pair, TL 1414 and Desks, End Set, TL 1414.
22v, 40v and 50v variants.
TL 2041
For use with Desks, Pair, TL 1414 and Desks, End Set, TL 1414
for phonogram circuits with red and green lamp traffic distribution control. Arranged
for jacking-in.
22v, 40v and 50v variants.
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