Tektronix 7D15

The 7D15 Universal Counter / Timer Plug-In is designed for use in all 7000-Series oscilloscope mainframes having CRT readout. The unit can be completely controlled by the oscilloscope's delayed gate. Arming inputs are provided for each channel.

Frequency Mode: DC to 225MHz, resolution is 0.1Hz
Period and Multi-Period Mode: 10 ns to 10E+05 s with selected averaging of 1 to 1000 events in decade steps, 10 ps max resolution
Time Interval (TI) and TI Average Mode: 6 ns to 10 s with selected averaging times of 1 to 1000 in decade steps, 0.1 ns resolution
Frequency Ratio, CH B/Ext. Clock: 10E-07 to 10E+04
Manual Stop Watch: 0 to 10E+05 s
Totalize, CH B: 0 to 10E+08 counts