39,428
edits
No edit summary |
No edit summary |
||
Line 1: | Line 1: | ||
{{TM500 | mfg=Tektronix | type=DC502 | function=550 MHz frequency counter | class=counter | image=Tek dc502 opt1 1.jpg | introduced=1972 | discontinued=1977 | designers= |manuals= | {{TM500 | mfg=Tektronix | type=DC502 | function=550 MHz frequency counter | class=counter | image=Tek dc502 opt1 1.jpg | introduced=1972 | discontinued=1977 | designers= |manuals= | ||
* [[Media: | * [[Media:070-1412-00.pdf|Tektronix DC502 Instruction Manual]] (OCR) | ||
}} | }} | ||
It measures frequencies from 10 Hz to 550 MHz or totalizes events up to the readout capacity of 10<sup>7</sup>−1 at the maximum rate of 550 MHz. | It measures frequencies from 10 Hz to 550 MHz or totalizes events up to the readout capacity of 10<sup>7</sup>−1 at the maximum rate of 550 MHz. | ||
Line 15: | Line 15: | ||
* manual Start/Stop (Totalize) | * manual Start/Stop (Totalize) | ||
* adjustable trigger level on direct input | * adjustable trigger level on direct input | ||
}} | |||
{{Spec|Options| | |||
* Opt.05 – TCXO | |||
* Opt.07 – to display [[SW503]] marker ([[Media:Tekscope_1976_V8_N1.pdf|Tekscope V.8 N.1 p.20]] – more information needed) | |||
}} | }} | ||
{{EndSpecs}} | {{EndSpecs}} |