NARDA-ATM P1102DRE DC-2.5GHz Phase Shifter 0-360 degrees/min

The ATM P1103DRE is a mechanical coaxial phase shifter (line stretcher) designed for precision signal adjustment in RF and microwave systems. Manufactured by Narda-ATM, this specific model belongs to the P11xx series, known for providing a high phase shift per GHz in a compact package. 

www.atmmicrowave.com

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Key Specifications

• Frequency Range: DC to 2.5 GHz.
• Minimum Phase Shift: 
•  per GHz.Example: At 2 GHz, the unit can achieve a minimum of 
•  phase shift.
• Adjustment Type: Manual adjustment via a screwdriver shaft with a locknut.
• Digital Readout: The "D" suffix indicates the inclusion of a digital counting dial for highly repeatable and precise manual settings.
• Connector Type: Typically SMA female (implied by the "P1" series designation).
• Insertion Loss: 0.8 dB maximum.
• VSWR: 1.3:1 maximum. 
• www.atmmicrowave.com

Design and Application

The device operates as a line stretcher, where the phase shift is nominally linear with frequency. Its robust aluminum body and stainless steel connectors make it suitable for demanding environments, including military and satellite ground station applications. 

everything RF

Common uses include:

• Beam Steering: Controlling individual elements in phased array antennas.
• Signal Synchronization: Matching path lengths in multi-path RF systems.
• Cancellation Loops: Used in high-linearity amplifiers to improve signal purity. 
• impulse-tech.com