B&K Precision 2640 - Manual - Manual (Page 22)

22
Top Panel
 Input Connector for Signal Level
User can connect the antenna or coaxial cable to this connector on
the system. The maximum input voltage is 5 Vrms.
 Input Connector for Frequency Counter
User can connect the signal source to be measured to this connector.
The maximum input voltage is 5 Vrms.
 Volume Control
User can control the volume of audio output. To increase the volume
of audio output, turn the Volume Control to clockwise direction.
 Earphone Jack
Top Figure