SW503

Tektronix SW503
sweep generator Tektronix SW503 Produced from 1976 to 1978 Manuals SW503 Instruction Manual (OCR) SW 503 data sheet, Oct 1976 (All manuals in PDF format unless noted otherwise)

The Tektronix SW503 is a sweep generator plug-in for the TM500 system.

Key Specifications

Frequency range	1 to 400 MHz
Sweep width	200 kHz to 400 MHz
Sweep time	10 ms to 100 s, decade steps plus vernier
Output	−40 to +10 dBm into 50 Ω
Horizontal output	0.5 V_p-p
Fixed markers	frequency comb with 1, 10, or 50 MHz base frequency
Variable marker	1 to 400 MHz, digital readout on a DC502 Opt.07 counter
Features	Amplitude control input (0 – 10 V) Frequency control input (0 – 10 V) Sweep trigger input (10 V pulse ≥1 μs)
Options	Opt. 01 – 75 Ω output impedance Detector – 118-0070-00 (50 Ω), 118-0071-00 (75 Ω)

Document	Class	Title	Year	Links
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
Tekscope 1976 V8 N1.pdf	Article	New Products	1976	FG504 • SG504 • Lab Cart Model 3 • SW503 • C-5A
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

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)