B&K 415 - Page 31

RF-!F-V!OEO
,------._- I OUTPUT
@®®
OIJ+-DIJ+-OIJ·
@fO@ 0~@
VHF
RF-IF-VIOE.0
ATTENUATOR
Figure 4.1 Model 415 Block Diagram for VIDEO Function
SOUND
DETECTOR
SOUND
1-F
AND
DEMODULATOR
AUDIO
OUTPUT
USE PR-151
DEMODULATOR
TO SCOPE
TO SCOPE
TUNERS-+ .... ...-f
UHF
VIDEO
1-F
AMPLIFIERS
VIDEO
DETECTOR
1ST
VIDEO
AMPLIFIER
.....-----.PROBE ~
415 SIGNAL ----
INPUT (75 OHMS)
1ST
COLOR
AMP
BIAS-~
2ND
COLOR AMP
(BANDPASS)
COLOR
KILLER
Figure 4.2 Color TV Receiver Block Diagram for Video Alignment
TO DEMODULATORS
29
I