TM 11-6625-524-14-2
Figure 5-3. Narrow band preamplifier, schematic diagram.
of signal applied to the base of the driver. Am-
5-7. Driver and Output Circuit
plifier gain control 3A2R55 is disconnected on the
The driver (3A2Q13) and output stage (3A2Q14)
two lowest ranges to allow additional gain. The
a r e conventional capacitor-coupled stages.
signal developed in the output stage is applied to
Amplifier gain control 3A2R53 adjusts the level