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{{TM500 | |||
|mfg=Tektronix | |||
|type=SW503 | |||
|function=sweep generator | |||
|class=signal generator | |||
|image=Tek SW503 front 1.jpg | |||
|introduced=1976 | |||
|discontinued=1978 | |||
|manuals= | |||
* [[Media:070-2051-00.pdf|SW503 Instruction Manual]] (OCR) | |||
}} | |||
{{BeginSpecs}} | |||
{{Spec | Frequency range | 1 to 400 MHz }} | |||
{{Spec | Sweep width | 200 kHz to 400 MHz }} | |||
{{Spec | Sweep time | 10 ms to 100 s, decade steps plus vernier }} | |||
{{Spec | Output | −40 to +10 dBm into 50 Ω }} | |||
{{Spec | Horizontal output | 0.5 V<sub>p-p</sub> }} | |||
{{Spec | Fixed markers | frequency comb with 1, 10, or 50 MHz base frequency }} | |||
{{Spec | Variable marker | 1 to 400 MHz, digital readout on a [[DC502]] Opt.07 counter }} | |||
{{Spec | Features | | |||
* Amplitude control input (0 – 10 V) | |||
* Frequency control input (0 – 10 V) | |||
* Sweep trigger input (10 V pulse ≥1 μs)}} | |||
{{Spec|Options| | |||
* Opt. 01 – 75 Ω output impedance}} | |||
{{EndSpecs}} | |||
==Links== | |||
{{Documents|Link=SW503}} | |||
==Rear Interface== | |||
<small> | |||
{| class="wikitable" | |||
|- | |||
! Connector Pin | |||
! Signal | |||
|- | |||
| 28B || Y axis output (common on 28A) | |||
|- | |||
| 27B || X axis output (common on 27A) | |||
|- | |||
| 24B || Trigger input (common on 25B) | |||
|- | |||
| 21B || Amplitude control input (0 – 10 V), common on 22B | |||
|- | |||
| 20B || Frequency control input (0 – 10 V), common on 22B | |||
|- | |||
| 18B || Start Count (0/+5 V; positive pulse to trigger the counter) | |||
|- | |||
| 18A || Gate (0/+5 V; negative gate from counter) | |||
|- | |||
| 17B || Counter Identify (grounded when counter is installed) | |||
|- | |||
| 16B || Phase Lock Logic (+5 V: 100 kHz resolution; 0 V: 10 Hz resolution) | |||
|- | |||
| 15B || CW Mode Logic (+5 V: dot marker function; 0 V: normal counter function) | |||
|- | |||
| 14B || Sweep Generator Identify (grounded when SW503 is installed) | |||
|- | |||
|} | |||
</small> | |||
==Pictures== | |||
'''External''' | |||
<gallery> | |||
Tek SW503 front 1.jpg | |||
Tek sw503 dc502 sg504 dc508a mr501 tm515.png|SW503 in [[TM515]] with other TM500 gear | |||
Tek sw503 front2.jpg | |||
Tek sw503 front3.jpg | |||
</gallery> | |||
'''SW503 Opt.1''' | |||
<gallery> | <gallery> | ||
Tek sw503 opt1 1.jpg | |||
Tek sw503 opt1 2.jpg | |||
Tek sw503 opt1 3.jpg | |||
Tek sw503 opt1 4.jpg | |||
Tek sw503 opt1 5.jpg | |||
</gallery> | </gallery> | ||
'''SW503B''' | |||
<gallery> | |||
SW503B.jpg | SW503B catalog picture | |||
</gallery> | |||
'''Internal''' | |||
<gallery> | |||
Tek SW503 left.jpg | |||
Tek SW503 right.jpg | |||
</gallery> | |||
==Components== | |||
{{Parts|SW503}} |