INSTALLATION OF TEMPORARY EQUIPMENT 



109 



This set will be found particularly useful for railway-speeder patrol. It should 

 be mounted on the speed'er in a suitable box and may be connected by a switch to the 

 ignition battery. By the exercise of a little ingenuity a speeder may be -equipped for 

 almost instant communication from any point 'along the line, and lire may be at once 

 reported without -the necessity of running to the nearest station. 



The set is also well adapted to all sorts of repair and construction work and 

 where travel is largely by team, as in many of the reserves of the Prairie Provinces, 



Fig. 62 Forestry Branch portable telephone set (1375-A) with ground rod 



and connector 



it will be found superior to any other for general use 'by forest officers. It is not, 

 however, well adapted to either foot, horse, or canoe patrol, but may be employed on 

 motor boats. 



2 CHARACTERISTICS OF 1375-A SET 



The weight of the set is 9 pounds and the outsidte dimensions 3 in. by 6J in. by 

 9 in. It is contained in a sole-leather case and provided with an adjustable shoulder- 

 strap. The interior contains an aluminium angle-plate to which is attached all the 

 equipment except the receiver, transmitter, and switch. These are combined in a very 

 light, compact, aluminium hand set. The angle-plate is itself fastened to the leather 



