DC505: Difference between revisions

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{{TM500 | mfg=Tektronix | type=DC505 | function=225 MHz counter/timer | class=counter | image=Tek dc505.jpg | introduced=1974 | discontinued=1981 |  
{{TM500 | mfg=Tektronix | type=DC505 | function=225 MHz counter/timer | class=counter | image=Tek dc505.jpg | introduced=1976 | discontinued=1981 |  
|manuals=
|manuals=
* [[Media:070-1665-00.pdf|Tektronix DC505 Manual]] (OCR)
* [[Media:070-1665-00.pdf|Tektronix DC505 Manual]] (OCR)
* [[Media:070-1984-00.pdf|Tektronix DC505A Manual]] (OCR)
}}
}}
It was superseded by the [[DC505A]] in 1976.
{{BeginSpecs}}
{{BeginSpecs}}
{{Spec | Frequency range | 0 Hz (DC coupled) / 10 Hz (AC coupled) to 225 MHz }}
{{Spec | Frequency range | 0 Hz (DC coupled) / 10 Hz (AC coupled) to 225 MHz }}
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* [http://www.barrytech.com/tektronix/tektm500/tekdc505.html DC505 @ barrytech.com]
* [http://www.barrytech.com/tektronix/tektm500/tekdc505.html DC505 @ barrytech.com]
{{Documents|Link=DC505}}
{{Documents|Link=DC505}}
{{Documents|Link=DC505A}}


==Rear Interface==
==Rear Interface==
<small>
{| class="wikitable"
{| class="wikitable"
|-
|-
! Connector Pin
! Signal
! Connector Pin
! Connector Pin
! Signal
! Signal
|-
|-
| 27A      || Internal Scan Clock Disable
|  ||  || 27A      || Internal Scan Clock Disable  
|-
|-  
| 26B      || Manual Start-Stop
| 26B      || Manual Start-Stop || 26A      || /RESET
|-
| 26A      || /RESET
|-
| 25B,24B  || Internal Scan Clock Out
|-
| 25A      || Time Slot Zero
|-
|-
| 23B     || Overflow
| 25B  || Internal Scan Clock Out  || 25A     || Time Slot Zero
|-
|-
| 21B      || BCD output 2
| 24B  || Internal Scan Clock Out  ||  || 
|-
|-
| 20B     || BCD output 8
| 23B     || Overflow  ||  ||
|-
|-
| 20A     || BCD output 4
| 21B     || BCD output 2  ||  ||
|-
|-
| 19A     || BCD output 1
| 20B     || BCD output 8 || 20A      || BCD output 4
|-
|-
| 19B      || Data Good
| 19B      || Data Good   || 19A      || BCD output 1
|-
|-
| 14A      || Ext Clock Input
|     ||    ||  14A      || Ext Clock Input
|}
|}
</small>
Data is output serially by digit.
Data is output serially by digit.


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<gallery>
<gallery>
Tek dc505.jpg  | DC505
Tek dc505.jpg  | DC505
Tek dc505a.jpg | DC505A
</gallery>
</gallery>


==Components==
==Components==
{{Parts|DC505}}
{{Parts|DC505}}
{{Parts|DC505A}}

Revision as of 06:12, 21 November 2023

Tektronix DC505
225 MHz counter/timer
Tektronix DC505

Produced from 1976 to 1981

Manuals
(All manuals in PDF format unless noted otherwise)
Manuals – Specifications – Links – Pictures

The Tektronix DC505 is a 225 MHz counter/timer plug-in for the TM500 system.

It was superseded by the DC505A in 1976.

Key Specifications

Frequency range 0 Hz (DC coupled) / 10 Hz (AC coupled) to 225 MHz
Sensitivity 50 mVRMS to 150 MHz, 100 mVRMS to 225 MHz (sine)
Resolution 7 digits
Gate time 0.01 s to 10 s in decade steps
Stability Standard: 1×10−5; Opt.1: 5×10−7 (0°C to +50°C, after 30 min warm-up)
Long-term drift Standard: 1×10−5 per month; Opt.1: 5×10−7 per month
Features
  • Two input channels (BNC connectors)
  • Functions: Frequency, frequency ratio, period, interval, pulse width, events

Links

Documents Referencing DC505

Document Class Title Authors Year Links
070-2088-00.pdf Book TM500 Series Rear Interface Data Book 1975 AF501 • AM501 • AM502 • DC501 • DC502 • DC503 • DC504 • DC505 • DC505A • DM501 • DM502 • FG501 • FG502 • FG503 • MR501 • PG501 • PG502 • PG505 • PG506 • PG508 • PS501 • PS502 • PS503 • PS503A • PS505 • RG501 • SC501 • SC502 • SG502 • SG503 • TG501
070-2088-01.pdf Book TM500 Series Rear Interface Data Book 1976 AF501 • AM501 • AM502 • AM511 • DC501 • DC502 • DC503 • DC504 • DC505 • DC505A • DD501 • DM501 • DM502 • FG501 • FG502 • FG503 • FG504 • LA501 • MR501 • PG501 • PG502 • PG505 • PG506 • PG508 • PS501 • PS502 • PS503 • PS503A • PS505 • RG501 • SC501 • SC502 • SG502 • SG503 • SG504 • SW503 • TG501 • TR501 • TR502
070-2088-04.pdf Book TM500 Series Rear Interface Data Book 1985 AA501 • AF501 • AM501 • AM502 • AM503 • AM511 • DC501 • DC502 • DC503 • DC503A • DC504 • DC505 • DC505A • DC508 • DC508A • DC509 • DC510 • DC5009 • DC5010 • DD501 • DL502 • DM501 • DM501A • DM502 • DM502A • DM505 • DM5010 • FG501 • FG501A • FG502 • FG503 • FG504 • FG507 • FG5010 • LA501 • LA501W • WR501 • MR501 • PG501 • PG502 • PG505 • PG506 • PG507 • PG508 • PS501 • PS502 • PS503 • PS503A • PS505 • PS5010 • RG501 • SC501 • SC502 • SC503 • SC504 • SG502 • SG503 • SG504 • SG505 • SW503 • TG501 • TR501 • TR502 • MI5010 • MX5010 • SI5010

Rear Interface

Connector Pin Signal Connector Pin Signal
27A Internal Scan Clock Disable
26B Manual Start-Stop 26A /RESET
25B Internal Scan Clock Out 25A Time Slot Zero
24B Internal Scan Clock Out
23B Overflow
21B BCD output 2
20B BCD output 8 20A BCD output 4
19B Data Good 19A BCD output 1
14A Ext Clock Input

Data is output serially by digit.

Pictures

  • DC505

    DC505

Components

Some Parts Used in the DC505

Part Part Number(s) Class Description Used in
2N4249 151-0342-00 Discrete component PNP Si low noise amp. DC501 • DC502 • DC503 • DC503A • DC504 • DC504A • DC505 • DC505A • DC508 • DC508A • DC509 • DC510
Mostek MK5007 156-0409-00 Monolithic integrated circuit four-decade BCD counter with latches and output multiplexer 213 • DC505 • DC505A
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