The HP/Agilent 8496G is a programmable step attenuator for RF and microwave test systems requiring precise, repeatable signal level control from DC to 4 GHz. This electromechanical device delivers 0 to 110 dB attenuation in 10 dB discrete steps with exceptional durability—rated for over 5 million cycles per section with typical repeatability of 0.01 dB.
## Technical Specifications
• **Frequency Range:** DC to 4 GHz
• **Attenuation Range:** 0 to 110 dB, 10 dB steps
• **Insertion Loss:** 0.96 dB typical (0.6 dB + 0.09 dB/GHz)
• **SWR:** 1.50 maximum
• **Attenuation Repeatability:** 0.01 dB typical; ≤0.03 dB over 5 million cycles
• **Switching Time:** ≤20 ms (including contact settling)
• **Operating Life:** >5 million cycles per section
• **RF Input Power:** 1 W average; 100 W peak
• **Impedance:** 50 Ohm
• **Solenoid Drive:** 24 VDC typical (5 VDC or 24 VDC options available)
## Key Features
• Precision gold-plated leaf spring construction ensures long-term reliability in demanding environments
• 50 Ohm matched design with maximum SWR of 1.50
• Compact form factor: 6.25 × 2.875 × 1.6875 inches (159 × 73 × 43 mm); 16 oz
• Multiple RF connector options: Type-N female (001), SMA female (002), or APC-7 (003)
• Standard 12-pin Viking programming socket; optional 14-pin DIP plug or 16-inch ribbon cable (016) available
• 5-foot cable assembly supplied
• NIST-traceable calibration data option (UK6)
## Typical Applications
Automated test systems requiring stable, repeatable attenuation control. Integration with test benches where consistent performance across millions of switching cycles is critical.
## Compatibility & Integration
Connectable in series using Keysight 11716A/B/C interconnect kits to achieve greater dynamic range with 1 dB step resolution. Programming via standard 12-pin Viking socket or optional ribbon cable connector.
