Specs:

• Nominal Coupling of 4274-025: -50 dB +/-2 dB (-66 dB at 2 MHz)
• For QC-Type or 7/8-inch EIA Line

All Non-Directional Plug-In Sampler Elements are calibrated in accordance with meticulous Bird calibration procedures supported by a long history of mean deviation values to assure adherence to advertised specifications of current instruments, as well as field interchangeability with equipment purchased, used and trusted in all the years since its introduction.