The Tektronix 2245A is a high-performance 100 MHz, 4-channel analog oscilloscope designed for demanding electronics testing, troubleshooting, and signal analysis. Known for its reliability and precision, the 2245A has long been a trusted instrument in engineering labs, manufacturing environments, and service facilities.

With four fully independent input channels, the 2245A allows simultaneous observation and comparison of multiple signals, making it well suited for complex circuit analysis and timing verification. Tektronix’s proven analog display provides real-time waveform response without digital aliasing, a key advantage when analyzing fast or transient signals.

Key Features & Specifications

• Bandwidth: 100 MHz

• Channels: 4

• Time Base: Dual time base with delayed sweep

• Vertical Sensitivity: Down to millivolts/division

• Triggering: Advanced trigger modes for stable waveform capture

• Display: High-brightness CRT with clear trace definition

Applications

• Electronics design and development

• Troubleshooting and repair

• Manufacturing test and quality control

• Educational and training labs

Condition & Notes

• Built with Tektronix’s rugged construction standards

• Compatible with standard Tektronix probes and accessories

• Well regarded for long-term stability and serviceability

The Tektronix 2245A remains a dependable choice for engineers and technicians who prefer the responsiveness and clarity of an analog oscilloscope, especially in applications where real-time signal behavior matters.