Tektronix
Tektronix TM503A
3 Number of Slots
Mainframe Power Supply Power Supply Type
Tektronix TM500 Series Plug-In Modules Compatible Plugin Modules
115V / 230V AC AC Input Voltage
48 Hz to 440 Hz AC Input Frequency

| Attribute | Value |
|---|---|
| Number of Slots | 3 |
| Power Supply Type | Mainframe Power Supply |
| Compatible Plugin Modules | Tektronix TM500 Series Plug-In Modules |
| AC Input Voltage | 115V / 230V AC |
| AC Input Frequency | 48 Hz to 440 Hz |
| Power Consumption | 150 VA Maximum |
| Output Voltages | +5V, +15V, -15V, +50V, -50V Unregulated |
| Operating Temperature Range | 0°C to +50°C |
| Storage Temperature Range | -55°C to +75°C |
| Form Factor | Portable Benchtop Mainframe |
Tektronix TM503A Options:
- TM503A - 02 - Rear Interface
- TM503A - 11 - Deletes handle
- TM503A - 13 - Toolbox
- TM503A - A1 - Universal Euro 220 V, 50 Hz.
- TM503A - A2 - UK 240 V, 50 Hz.
- TM503A - A3 - Australian 240 V, 50 Hz.
- TM503A - A4 - North American 240 V, 60 Hz.
- TM503A - A5 - Switzerland 220 V, 50 Hz.
| Model | TM503A |
|---|
The Tektronix TM503A is a versatile mainframe designed to support up to three single-width or one double-width and one single-width TM500-Series modules.
Compatible with a wide range of modules, it supports oscilloscopes, function generators, DMMs, counters, and more for diverse test applications.
Testwall can supply the used Tektronix TM503A, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Tektronix TM503A.





