DC504: Difference between revisions

Revision as of 13:36, 25 May 2021

Tektronix DC504
100 MHz, 5-digit frequency counter Tektronix DC504 Produced from 1975 to 1993 Manuals DC504 Manual (OCR, PDF) DC504A Manual (OCR, PDF) (All manuals in PDF format unless noted otherwise)

Manuals – Specifications – Links – Pictures

The Tektronix DC504 is a 100 MHz, 5-digit frequency counter plug-in for the TM500 system.

The DC504A has 6 digits.

Key Specifications

Frequency Range	0 Hz (AC coupled: 10 Hz) to at least 80 MHz
Sensitivity (sine wave)	20 mV_RMS below 15 MHz, 35 mV_RMS to 50 MHz, derated down to 175 mV_RMS at 80 MHz
Input impedance	1 MΩ // 20 pF
Trigger Level Range	−1.5 V to +1.5 V
Maximum Frequency Resolution	kHz ranges: 0.1 Hz; 1 Hz and 10 Hz (7 digit resolution possible in overflow kHz position); MHz ranges: 100 Hz, 1 kHz (9 digit resolution possible in overflow kHz position)
Maximum period resolution	ms ranges: 1 µs, 10 µs; s ranges: 10 ms, 1 ms, 0.1 ms
Trigger Error	0.5% of one cycle at min. trigger sensitivity
Display Time	Variable ~0.1 s ... ~10 s and HOLD mode
	— Internal Standard Time Base (1 MHz) —
Stability	0°C to +50°C after 30 min warm up: 1×10^-5
Long Term Drift	1E-5 per month
Accuracy	Adjustable to within 1×10^-7
	— Internal Time Base Option 1 (5 MHz) —
Stability	0°C to +50°C after 30 min warm up: 1×10^-7
Long Term Drift	1E-7 per month
Accuracy	Adjustable to within 5×10^-9

Pictures

DC504

DC504
DC504
DC504
DC504
DC504
DC504
DC504 inside; component side
DC504 inside; copper side

DC504A

DC504A (intr. 1984)
DC504A
DC504A Internal Left Side
DC504A Internal Right Side
DC504A 3/4 view.

@@ Line 1: / Line 1: @@
-{{TM500 | mfg=Tektronix | type=DC504A | function=100 MHz frequency counter | class=counter | image=DC504A_Front_Panel.jpg | introduced=1975 | discontinued=1993 |
+{{TM500 | mfg=Tektronix | type=DC504 | function=100 MHz, 5-digit frequency counter | class=counter | image=Tek dc504 on.jpg  | introduced=1975 | discontinued=1993 |
 manuals=
-* [[Media:070-1670-01.pdf|Tektronix DC504 Manual]] (OCR, PDF)
+* [[Media:070-1670-01.pdf|DC504 Manual]] (OCR, PDF)
-* [[Media:070-4291-00.pdf|Tektronix DC504A Manual]] (OCR, PDF)
+* [[Media:070-4291-00.pdf|DC504A Manual]] (OCR, PDF)
 }}
+The DC504A has 6 digits.
-==Specifications==
+{{BeginSpecs}}
-* 5 Digit LED Display
+{{Spec|Frequency Range | 0 Hz (AC coupled: 10 Hz) to at least 80 MHz}}
-* Frequency Range
+{{Spec|Sensitivity (sine wave) | 20 mV<sub>RMS</sub> below 15 MHz, 35 mV<sub>RMS</sub> to 50 MHz, derated down to 175 mV<sub>RMS</sub> at 80 MHz}}
-** DC coupled: 0 Hz to at least 80 MHz
+{{Spec|Input impedance| 1 MΩ // 20 pF}}
-** AC coupled: 10 Hz to at least 80 MHz
+{{Spec|Trigger Level Range| −1.5 V to +1.5 V}}
-* Sensitivity (sine wave):
+{{Spec|Maximum Frequency Resolution|kHz ranges: 0.1 Hz; 1 Hz and 10 Hz (7 digit resolution possible in overflow kHz position); MHz ranges: 100 Hz, 1 kHz (9 digit resolution possible in overflow kHz position) }}
-** 20 mV RMS (56,6 mV_pp) below 15 MHz
+{{Spec|Maximum period resolution| ms ranges: 1 µs, 10 µs; s ranges: 10 ms, 1 ms, 0.1 ms}}
-** 35 mV RMS (99 mV_pp) at or below 50 MHz
+{{Spec|Trigger Error| 0.5% of one cycle at min. trigger sensitivity }}
-** 35 mV RMS @ 50 MHz derated down to 175 mV RMS (495 mV_pp) @80 MHz
+{{Spec|Display Time| Variable  ~0.1 s ... ~10 s and HOLD mode}}
-* Input impedance: 1 MΩ; 20 pF
+{{SpecGroup|Internal Standard Time Base (1 MHz)}}
-* Trigger Level Range: -1,5V to +1,5 V
+{{Spec|Stability| 0°C to +50°C after 30 min warm up: 1×10<sup>-5</sup>}}
-*Maximum Resolution
+{{Spec|Long Term Drift|1E-5 per month}}
-**Frequency kHz Positions: 0,1 Hz; 1 Hz and 10 Hz (Seven digit resolution possible in overflow kHz position)
+{{Spec|Accuracy|Adjustable to within 1×10<sup>-7</sup>}}
-**Frequency MHz Positions: 100 Hz and 1 kHz (Nine digit resolution possible in overflow kHz position)
+{{SpecGroup|Internal Time Base Option 1 (5 MHz)}}
-**Period msec Positions: 1µs and 10 µs
+{{Spec|Stability | 0°C to +50°C after 30 min warm up: 1×10<sup>-7</sup>}}
-**Period sec Positions: 10 ms; 1ms and 0,1 ms
+{{Spec|Long Term Drift| 1E-7 per month}}
-*Trigger Error: 0,5% of one cycle at min, trigger sensitivity
+{{Spec|Accuracy| Adjustable to within 5×10<sup>-9</sup>}}
-*Internal Standard Time Base (1 MHz)
+{{EndSpecs}}
-** Stability: 0°C to +50°C after 30 min warm up: 1E-5
-** Long Term Drift: 1E-5 per month
-** Accuracy: Adjustable to within 1E-7
-*Internal  Time Base Option 1 (5 MHz)
-** Stability: 0°C to +50°C after 30 min warm up: eE-7
-** Long Term Drift: 1E-7 per month
-** Accuracy: Adjustable to within 5E-9
-* Display Time: Variable  ~0,1 sec ... ~10 sec and HOLD mode
 ==Pictures==
+===DC504===
 <gallery>
-File:Tek dc504a.JPG | DC504A (intr. 1984)
-Tek dc504a front.jpg|DC504A
 Tek dc504 front.jpg|DC504
-Tek dc504 on.jpg|DC504
+Tek dc504 on.jpg |DC504
 Tek dc504 display.jpg|DC504
 Tek dc504 input.jpg|DC504
 Tek dc504 rear1.jpg|DC504
 Tek dc504 rear2.jpg|DC504
-Tek dc504a.jpg|DC504A
 DC504-inside-component-side.jpg|DC504 inside; component side
 DC504-inside-copper-side.jpg|DC504 inside; copper side
+</gallery>
+===DC504A===
+<gallery>
+Tek dc504a.JPG | DC504A (intr. 1984)
+Tek dc504a front.jpg|DC504A
 DC504A_Left_Internal.jpg|DC504A Internal Left Side
 DC504A_Right_Internal.jpg|DC504A Internal Right Side
 DC504A_3-4_View.jpg|DC504A 3/4 view.
 </gallery>

DC504: Difference between revisions

Revision as of 13:36, 25 May 2021

Key Specifications

Pictures

DC504

DC504A

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