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岩通類比示波器(IWATSU)
- SS-7821A
DC-200MHz, 3CH
儲存/呼叫達32種面板設定
高速自動設定功能
全面電視訊號觸發, 提供場式及掃描線選擇
五位數字頻率計
光標測量值/面板設定數字讀出功能
規格:
| Parameter |
SS-7821A |
SS-7811A/
SS-7810A |
SS-7805A |
SS-7802A |
| Display |
| |
CRT |
6-inch rectangular, internal graticule (8 x 10 div, with scale illumination) - Japan made |
6-inch rectangular,internal graticule
(8 x 10 div) |
|
Accelerating voltage
|
Approx. 16 kV |
2 kV |
| Vertical deflection system |
| |
Mode |
CH1, CH2, CH3, ADD, ALT, CHOP |
CH1, CH2, ADD, ALT, CHOP |
|
Frequency bandwidth
|
| 5 mV/div - 5 V/div |
DC - 200MHz |
DC - 100MHz |
DC - 50MHz |
DC - 20MHz |
| 2 mV/div |
DC - 50MHz |
DC - 50MHz |
DC - 20MHz |
DC - 10MHz |
| Sensitivity (CH1, CH2) |
2 mV/div - 5 V/div 11-step (1-2-5), 2 mV - 12.5 V/div (with vernier) |
| Accuracy |
±2% |
| Bandwidth limiter |
20MHz |
Not provided |
Rise time (Calculated from freq.
bandwidth x rise time = 0.35) |
1.75 nsec |
3.5 nsec |
7.0 nsec |
17.5 nsec |
|
Signal delay
|
Available |
Not provided |
|
Input coupling
|
AC, DC, GND (The cut-off freq. is 4Hz with AC coupl.) |
| Input RC: direct |
1 MW ±1.5% // 20 pF ±2 pF |
1 MW ±1.5% // 25 pF ±2 pF |
| Max. input |
1 MW input : 400 V (DC + AC peak),
with 10:1 probe : 600 V (DC + AC peak) |
| Polarity switching |
Possible only for CH2 |
| Probe sensor |
1:1, 1:10, 1:100 detection possible |
| Sensitivity (CH3) |
50 mV/div, 100 mV/div, 500 mV/div, ±2% |
- |
| Input coupling |
AC, DC |
- |
|
Triggering
|
| |
A triggering
|
| Source |
VERT, CH1, CH2, CH3, LINE |
VERT, CH1, CH2, EXT, LINE |
|
Coupling
|
AC, DC, HF-REJ, LF-REJ |
| Level |
| DC - 5MHz |
0.4 div |
0.4 div |
0.4 div |
0.4 div |
| 5MHz - 10MHz |
0.4 div |
0.4 div |
1.0 div |
1.0 div |
| 10MHz - 40MHz |
1.0 div |
1.0 div |
1.0 div |
1.0 div (-20MHz) |
| 40MHz - 50MHz |
1.0 div |
1.0 div |
1.0 div |
- |
| 50MHz - 100MHz |
1.0 div |
1.0 div |
- |
- |
| 100MHz - 200MHz |
1.5 div |
- |
- |
- |
|
B triggering
|
| Source |
CH1, CH2, CH3, LINE |
- |
|
Coupling
|
AC, DC, HF-REJ, LF-REJ |
- |
|
TV triggering
|
NTSC, PAL/SECAM, HDTV |
NTSC, PAL/SECAM |
|
Trigger mode
|
TV-V (ODD, EVEN, BOTH) line number selectable, TV-H |
|
EXT triggering input
|
| |
Level |
| DC - 5MHz |
- |
80 mV |
80 mV |
| 5MHz - 20MHz |
- |
200 mV |
200 mV |
| 20MHz - 40MHz |
- |
- |
- |
| 20MHz - 50MHz |
- |
200 mV |
- |
|
Max. input voltage
|
- |
1 MW: 400 V (DC + AC peak) |
| X-Y |
| |
X-axis |
CH1 |
| Sensitivity |
Same as CH1 |
| Accuracy |
±3% |
| Bandwidth |
DC - 2MHz |
DC - 1MHz |
| Y-axis |
| Operating channel |
CH1, CH2, CH3, ADD |
CH1, CH2 |
| Horizontal deflection system |
| |
Horizontal display |
A, ALT, B, X-Y |
A, X-Y |
| Mode |
AUTO, NORM, SINGLE |
| A sweep time |
|
Fastest range with mag.
|
1 nsec/div |
2 nsec/div |
10 nsec/div |
20 nsec/div |
|
Slowest range
|
500 msec/div |
| B sweep time |
Not provided |
|
Fastest range with mag.
|
1 nsec/div |
2 nsec/div |
- |
|
Slowest range
|
5 msec/div |
- |
| Accuracy A/B |
±2% |
| Delay |
Triggered delay:
CH1, CH2, CH3
Continuous delay:
RUNS AFTER |
- |
| Delay jitters |
1/20,000 |
- |
|
Magnifier
|
10 times |
| Hold-off time |
Variable (up to sweep length or longer)
|
|
Auto setup
|
V/H position, V/H range, trigger
|
Not provided
|
| |
Input channel |
CH1, CH2 |
- |
| Frequency response |
50Hz - 50MHz |
- |
| CH2 signal output |
DC - 100MHz |
DC - 100MHz |
DC - 20MHz |
DC - 10MHz |
| Calibrator |
Square-wave, 1kHz±0.1%, 0.6 Vp-p±1% |
| CRT read-out |
| |
Read-out |
Attenuator range, ADD UNCAL, AC/DC/GND, vertical mode, CH2 polarity, A/B sweep range, x10 MAG, UNCAL, horizontal display mode, hold-off, trigger coupling, trigger source, trigger slope, TV-field, TV-line, TV-system |
| Cursor measurement |
DV (voltage measurement), Dt (time measurement), 1/Dt (division calculation by Dt) |
| Frequency counter |
5-digit, 0.01% |
| |
Frequency range |
2Hz - 200MHz, reciprocal |
2Hz - 100MHz, reciprocal |
2Hz - 50MHz, reciprocal |
2Hz - 20MHz, reciprocal |
| Save and recall |
| |
Power off set-up |
Panel setting before switch is powered off |
| Back-up |
Battery back-up (approx. 30,000 hr) |
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Power supply
|
AC 90 V - 132 V/180 V - 250 V, 50Hz - 400Hz, max. 110 VA |
AC 100 V/110 V - 120 V/220 V/230 V - 240 V, 50Hz - 60Hz |
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Dimensions and weight
|
272W x 152H x 390L mm, approx. 7.5 kg |
272W x 152H x 390L mm,
approx. 8.5 kg |
| Environment conditions |
| |
Operating
|
0°C - +40°C, 90% RH (40°C) |
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Performance guaranteed
|
+10°C - +35°C |
| Standard accessories |
Power cable (x 1), probe (x2), fuse (x2), panel cover (x1), operation manual (x 1) |
Power cable (x 1),probe (x 2), panel cover (x 1),operation manual (x 1) |
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