|
Voltage supplied to Franck-Hertz tube |
VG1K |
1.3 ~ 5 V |
| VG2A (rejecting voltage) |
1.3 ~ 15 V |
| VG2K--point measure |
0 ~ 100 V |
| VG2K--observe on oscilloscope |
0 ~ 50 V |
| VH (filament voltage) |
AC: 3,3.5,4,4.5,5,5.5,& 6.3 V |
Parameters of sawtooth wave |
Scanning voltage |
0 ~ 50 V |
| Scanning frequency |
115 Hz ± 20 Hz |
| Voltage amplitude of scanning output |
≤ 1.0 V |
| Micro current measuring range |
10-9~10-6 A |
| Peak number of measured curve |
point-to-point measure |
≥ 5 |
| observe on oscilloscope |
≥ 2 |
No preheating for Argon gas tube 