Radio Corporation Of America Radiola 25, Инструкция по эксплуатации

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nuts and replace them if the receiver is shipped at a later time, to
prevent the swaying of and possible damage to the spring-supported
tube socket unit.
Installation of Batteries. When making connections to the batteries,
do not permit the metal terminals on any battery connector to come
into contact with the terminals of other battery connectors, with other
battery terminals, or with the metal framework of the set, even for a
short time. Such connections cause rapid reduction in the useful life of
the batteries.
Remove Four Screws and the Red Shipping Clamp
Fig. 2. Removal of Shipping Clamp
Do not insert the Radiotrons into their sockets until the battery
installation has been completed. When making battery replacements,
push in the filament switch K (Fig. 13), and remove all six Radiotrons
from their sockets before proceeding to make the connections.
Make and keep all connections to the batteries as tight as possible.
Loose connections may cause objectionable noises or perhaps render
the receiver completely inoperative.
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