DD501: Difference between revisions

868 bytes added ,  8 May 2018
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* [http://w140.com/smb/DD501_SM.pdf Tektronix DD501 Manual (OCR, PDF)]
* [http://w140.com/smb/DD501_SM.pdf Tektronix DD501 Manual (OCR, PDF)]
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It provides "delay by events", producing a trigger output pulse after a selectable number (0 − 99,999) of input trigger events.


==Specifications==
{{BeginSpecs}}
[[Category:Specifications needed]]''please add''
{{Spec|Event count|0 to 99,999 }}
{{Spec|Max. count rate|80 MHz}}
{{Spec|Insertion delay|≤ 30 ns}}
{{Spec|Recycle time|≤ 25 ns}}
{{Spec|Min. detectable pulse| ≥ 5 ns}}
{{Spec|Input impedance|1 MΩ // 20 pF}}
{{Spec|Input sensitivity|85 mV<sub>p-p</sub> up to 80 MHz, selectable + or − slope}}
{{Spec|Trigger level|± 1 V}}
{{Spec|Trigger view output| ≥ 0.5 V}}
{{Spec|Output|Events pulse width plus 6 ns or less, TTL level (<0.8 V / >2.0 V) into three standard TTL loads}}
{{EndSpecs}}
 
==Prices==
{| class="wikitable"
|-
! Year
! 1975
! 1980
! 1985
! 1990
|-
! Catalog price
|align=right|  $495
|align=right|  $850
|align=right| $1,385
|align=right| $2,295
|-
! 2018 value
|align=right| $2,300
|align=right| $2,570
|align=right| $3,210
|align=right| $4,380
|-
|}


==Pictures==
==Pictures==