Wavetek 171 - Page 14

FREQ
DIAL
+
FCTN
GEN/
SYNTHESIZER
~VCGIN
4-0
POSITIVE
CURRENT
SOURCE
NEGATIVE
CURRENT
SOURCE
/
/
/
FREQ
MULTSW
/
/
GCV
AMPLIFIER
/
/
/
/
/
'L
PHASE
DETECTOR
DIODE
GATE
FREQ
MULTSW
/
1
/
/
~
~
HYSTERESIS
SWITCH
TTL
SYNC
....._
______
SYNTHESIZER
LOOP
FREQUENCY
CREF)
Figure 4-1. Function Generator Block
Diagram
SINE
CONVERTER
'\,
~
lDC
AMPLITUDE
+
DC
OFFSET
SOU
ARE
SHAPER
soon
OUTPUT
OUTPUT
PROTECT
ATTN
(OPTION)
TTL
BUFFER
GCV
OUT
~
son
OUT
~
OUT
~
TTL
OUT
(OPTION)
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