Protek B-810 - Page 22

11) Combintation of Functions
(1)
Gated
Sweep
Gated sweep operation can be provided when SWEEP OUT (25) and SWEEP/BURST
GATE OUT (26) are connected as follows:
SWEEP/BURST
GATE
OUT
Fig.
3-20.
Panel control Setting
MODE (S) GATE
FUNCTION
(6)
¡b
,
N
,
or
"L.
AM (16) OFF
SYMMETRY (1 1) Pressed
FREQ. RANGE (3) Desired range
FREQ. dial (4) Desired position
(sweep end frequency)
DC OFFSET (7) Used if necessary
SET START/SWEEP (19) SWEEPl J. l
’
TIME
(21)
Desired
range
SYMMETRY (23) Pulled and turned clockwise fully
VARIABLE (23) Desired time setting
ATTENUATION (8) Desired range
TRlG START LEVEL (6) Middle
|
I
l
Output
waveform
Fig.
3-21.
The sweep end frequency is set by the FREQ. RANGE control (3) and F '
_
REO.
dial
(4)
When a sweep start frequency is to be changed, use ext ' com H
(negative
voltage)
for
the
SWEEP
OUT
output.
emal
amplitude
OH
_.
7,,M-A._.._J
i
i
l