| Vertical Amplifiers (CH 1 and CH 2) |
| Sensitivity |
5mV-5V/DIV +/-3% (x1 mode)
1mV-1V/DIV +/-5% (x5 mode) |
| Attenuator |
1-2-5 sequence, 10 step attenuator, plus vernier control |
| Bandwidth |
DS-203: DC to 20MHz within –3dB
DS-303: DC to 30MHz within –3dB
DS-603: DC to 60MHz within –3dB |
| Rise time |
DS-203: 17.5ns
DS-303: 11.7ns
DS-603: 5.8ns |
| Over shoot |
3% or less |
| Input impedance |
1M. shunted by 25pF +/-10pF |
| Max. input voltage |
400V (DC + AC peak) |
| Operating modes |
CH 1, CH 2, DUAL (ALT or CHOP) and ADD |
| Chop frequency |
Approximately 500kHz |
| Polarity selection |
CH 2 only |
| Horizontal Amplifier |
| X-Y mode |
Switch selectable using X-Y switch
CH 1 : X axis
CH 2: Y axis |
| Accuracy |
Y axis +/-3% X axis +/-6% |
| Bandwidth |
DC - 2MHz (–3dB) (DS-603)
DC - 1MHz (–3dB) (DS-203 & 303) |
| X-Y phase difference |
Approximately 3O at 50kHz |
| Main Sweep |
| Sweep speed |
0.1µs/div - 0.5s/div in 1-2-5 sequence, 21 steps |
| Accuracy |
+/-3% |
| Sweep magnification |
10X +6% (DS-203 & 303)
10X +10% (DS-603) |
| Hold off time |
Variable up to 5 times sweep |
| Trigger |
| Trigger coupling |
AC, TV-V, TV-H, LINE |
| Trigger source |
CH 1, CH 2, ALT (V-MODE), EXT |
| Slope |
+/- |
| Trigger Sensitivity (S-1360 / S-1390) |
| Coupling |
Bandwidth |
Internal |
External |
| AC (203) |
30Hz - 30MHz |
1.0 div |
0.5Vpp |
| AC (303) |
30Hz - 40MHz |
1.0 div |
0.5Vpp |
| AC (603) |
30Hz - 60MHz |
2.0 div |
0.5Vpp |
| TV-V |
20Hz - 30kHz |
0.5 div |
0.5Vpp |
| TV-H |
3kHz - 100kHz |
0.5 div |
0.5Vpp |
| LINE |
DC - 30MHz |
1.5 div |
1.0 Vpp |
|
| Digital Storage Facilities |
| Memory |
2k words per channel (2 x 2048 x 8-bit)
Internally backed-up memory (DS-303/603) |
| Realtime sampling rate |
DS-203: 10Msample/s
DS-303: 20Msample/s
DS-603: 20Msample/s |
| Vertical resolution |
8-bit (25 level/div) |
| Horizontal resolution |
2,048 points for 10 div |
| Operating mode |
Roll, save ALL, save CH-2, X-Y, single, pre-trig (0%, 25%, 50%, 75%), plot out |
| Bandwidth |
Same as analog |
| Output |
DS-203: CH1/CH2 0.2V/div.
DS-303/DS-603: RS-232: 4800, no parity, 8-bit, 1 stop. |
| Plot |
Epson (24-pin) compatible printer (DS-203,303) |
| Other Specifications |
| CRT Type |
Rectangular with internal graticule |
| CRT Display area |
8 x 10 div (1 div = 1 cm) |
| CRT Accelerating voltage |
2.1kV (DS-203/303)
12kV (DS-603) |
| CRT Phosphor |
P31 |
| Trace rotation |
Adjustable front panel |
| Calibrator |
Square wave 1kHz, 0.5Vpp +/-3% |
| Power requirements |
115, 230VAC +10%, 50/60Hz |
| Power consumption |
Approximately 60 watts |
| Dimensions |
5 1/4” (H) x 12 3/4” (W) x 15 5/8” (D) |
| Net weight |
18 lbs. 11.2 oz. (8.5kgs.) |
| Accessories supplied |
User manual, Two x1, x10 probes, AC power cord, spare fuse, and dust cover |
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