Goldstar OS-7020 Service Manual page 7

Input impedance
lMohm in parallel with 20pF(+2pF)
Maximum input voltage
300V(DC + peak AC) or 500Vp-p AC(lKHZ or less)
Input coupling
AC - GND - DC
Horizontal Deflection system
r
Sweep rate
0.2ps/div to 0.2s/div in 19 calibrated steps in a 1-2-5
sequence. Uncalibrated continuous control extends deflection
factor to at least 0.5 seconds per divi,ion in the
0.2s/div
position(accuracy
±
3%, 10°c -
3s
0
c)
xl0MAG extends maximum sweep rate to 20ns/div(accuracy
z5%,
10°c - 3s
0
c) •
Triggering system
MODE
Automatic, Normal, TV-V, TV-H
SOURCE
CHl, CH2, LINE, External
COUPLING
AC: 25HZ to full bandwidth
HF Rejection use signal below 15KHz
LF Rejection: use signal over 15KHz
DC : DC to full bandwidth
HOLD OFF
Variable
Slope
+
or -
TV sync polarity
TV(-)
3