|
|
|
National Stock Number:
5895-00-978-1226
Federal Supply Class:
5895
National Item Identification Number:
009781226
Description:
KEYER,FREQUENCY SHIFT
Detail:
AN ELECTRONIC DEVICE WHICH, IN ACCORDANCE WITH AN INTELLIGENCE SIGNAL, VARIES THE FREQUENCY OF A RADIO TRANSMITTER TO WHICH IT IS CONNECTED. IT IS GENERALLY USED IN THE TRANSMISSION OF TELEGRAPH SIGNALS WHEREIN THE "MARK" SIGNAL IS TRANSMITTED AT A GIVEN FREQUENCY AND THE "SPACE" SIGNAL AT A FREQUENCY DISPLACED FROM THE "MARK" FREQUENCY BY A FIXED NUMBER OF HERTZ (USUALLY 800).
|
Manufacturer Information:
| 101DA | 10241 | TELEPHONE SYSTEMS/COMMUNICATIONS |
|
|
|
|