The Agilent/Keysight 34112A is a Touch-Hold Probe accessory designed to enhance connectivity and testing efficiency across Keysight test and measurement platforms. This discontinued probe extends the functional reach of compatible instruments by enabling secure signal acquisition and measurement hold capabilities during manual probing operations.
Technical Specifications
The 34112A operates as a probe accessory, facilitating direct signal connection to measurement equipment without requiring permanent fixture installation.
– Key Features
• Touch-hold probe functionality for manual signal acquisition
• Designed for integration with Keysight test and measurement systems
• Supports flexible probing configurations during bench-level testing
– Typical Applications
The 34112A serves engineers requiring temporary or portable signal measurement capabilities. Common use cases include field troubleshooting, design validation, and iterative circuit characterization where permanent probe installations are impractical.
– Compatibility & Integration
While specific host instrument compatibility details are not available, this accessory aligns with Keysight’s broader ecosystem of test solutions, including network analyzers, oscilloscopes, signal generators, and spectrum analyzers. Integration with rack-mount configurations and modular instrument stacking is supported through Keysight’s accessory framework.
Note: The 34112A is a discontinued product. Users requiring equivalent functionality should consult current Keysight accessory offerings for active alternatives.

















