Variable RF Signal Samplers
Models 4273 and 4275 are wide range adjustable Thruline® RF Couplers for signal observation on a oscillioscope, spectrum analyzer, or frequency counter. The output signal produced at the BNC output connector is an attenuated, unrectified signal. Both couplers have locking devices on their attenuation control.
- Very low insertion VSWR across the operating frequency range with an insertion loss less than 0.2 dB
- Available with a wide variety of Quick Change (QC) connectors
- Passive device requiring no external source of power or utility service
- Includes locking devices on the attenuation control knob