Advertisement
19
PLL UNIT TRANSISTORS
TRANSMIT
TR No
BASE
COLLECTOR|EMITTER|
BASE
:
OR
OR
OR
OR
GATE 1| САТЕ 2]
DRAIN
RECEIVE
"
О С
2) О
т
С) > -
m
EMITTER REMARKS
SOURCE
When the lock is released, goes to 8.2V.
o
:
When the lock is released, goes to OV or near.
*
:
7.4V or OV according to operating frequency.
PLL
UNIT
IC
*
:
74У or OV according to operating frequency.
a
:
The voltage changes according to operating frequency and when the lock is released, goes to 6.6V.
DRIVER
UNIT TRANSISTORS
TRANSMIT
COLLECTOR|EMITTER|
BASE
OR
OR
Q
DRAIN
SOURCE
|GATE 1|GATE2
^
:
High impedance:
multimeter does not indicated actual voltage.
Advertisement
Need help?
Do you have a question about the IC-280E and is the answer not in the manual?