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{{TM500 | {{TM500 | ||
| mfg=Tektronix | |mfg=Tektronix | ||
| type=DC501 | |type=DC501 | ||
| function=basic 100 MHz frequency counter | |function=basic 100 MHz frequency counter | ||
| class=counter | |class=counter | ||
| image=Tek dc501 1.jpg | |image=Tek dc501 1.jpg | ||
| introduced=1972 | |introduced=1972 | ||
| discontinued=1980 | |discontinued=1980 | ||
| designers= | |designers=Jim Geddes | ||
|manuals= | |manuals= | ||
* [[Media:070-1339-00.pdf|Tektronix DC501 Instruction Manual 070-1339-00]] OCR | * [[Media:070-1339-00.pdf|Tektronix DC501 Instruction Manual 070-1339-00]] OCR | ||
* [[Media:050-1276-00.pdf|DC501, DC502, DC503 Service Note 050-1276-00]] | * [[Media:050-1276-00.pdf|DC501, DC502, DC503 Service Note 050-1276-00]] | ||
}} | }} | ||
{{BeginSpecs}} | {{BeginSpecs}} | ||
{{Spec | Input frequency | 10 Hz to 100 MHz }} | {{Spec | Input frequency | 10 Hz to 100 MHz }} | ||
Line 22: | Line 21: | ||
{{Spec | Time base drift | ≤1×10<sup>-5</sup>; Opt. 1, ≤1×10<sup>-7</sup> (per month) }} | {{Spec | Time base drift | ≤1×10<sup>-5</sup>; Opt. 1, ≤1×10<sup>-7</sup> (per month) }} | ||
{{EndSpecs}} | {{EndSpecs}} | ||
===Options=== | |||
==Options== | |||
* Option 1 – 5 MHz TCXO with 1:5 divider | * Option 1 – 5 MHz TCXO with 1:5 divider | ||
* Option 2 – Automatic Gate Control and Readout Scaling Circuit (automatically selects the 0 .1-, 1-, or 10-second measurement interval to display the largest number of digits without overflow) | * Option 2 – Automatic Gate Control and Readout Scaling Circuit (automatically selects the 0 .1-, 1-, or 10-second measurement interval to display the largest number of digits without overflow) | ||
==Links== | |||
{{Documents|Link=DC501}} | |||
==Rear Interface == | ==Rear Interface == |