终端匹配器（负载）

The 85138A is a precision, low-reflection dc to 50 GHz load with 2.4mm male connector for terminating a 50-ohm coaxial system in its characteristic impedance.

The Keysight 85138B is a precision, low-reflection dc to 50 GHz load for terminating a 50-ohm coaxial system in its characteristic impedance.

The 85140A coaxial short with 2.4 mm male connector is used for establishing measurement planes for known reflection phase and magnitude in 50-ohm coaxial systems.

The 85140B coaxial short with 2.4 mm female connector is used for establishing measurement planes for known reflection phase and magnitude in 50-ohm coaxial systems.

The Keysight 85141A coaxial open is used for establishing measurement planes for known reflection phase and magnitude in 50-ohm coaxial systems.

The Keysight 85141B coaxial open is used for establishing measurement planes for known reflection phase and magnitude in 50-ohm coaxial systems.

The Keysight 909A is a general-purpose, low-reflection load for terminating a 50-ohm coaxial system in its characteristic impedance over the dc to 18 GHz range.

The Keysight 909C is a precision, low-reflection dc to 2 GHz load for terminating a 50-ohm coaxial system in its characteristic impedance. It is intended for use as a calibration standard.

The Keysight 909D is a precision, low-reflection dc to 26.5 GHz load for terminating a 50-ohm coaxial system in its characteristic impedance

The Keysight 909E is a precision, low-reflection dc to 3 GHz load for terminating a 75-ohm coaxial system in its characteristic impedance.