HP 8491B Coaxial Fixed Attenuator, DC to 18 GHz

Product Summary

The HP 8491B coaxial fixed attenuator provides precision attenuation, flat frequency response, low SWR over broad frequency range at a low price. The attenuator is available in nominal attenuations of 3 dB and 6 dB, also 10 dB increments from 10 dB to 60 dB. This attenuator is swept-frequency tested to ensure it meets specifications at all frequencies. Calibration points are provided on a nameplate chart attached to each unit.

Product Features

• Precision attenuation

• Flat frequency response

• Low SWR over broad frequency ranges at a low price

Product Specifications

Electrical Specifications
Frequency Range:		DC to 18			
Connector (m, f):		Type-N		
SWR Maximum
	dc to 8 GHz:		1.2 
	8 to 12.4 GHz:		1.3 
	12.4 to 18 GHz:		1.5 
Power:				2W average, 100 W peak
Attenuation Accuracy	
	3 dB (Opt 003)
		DC to 12.4:	±0.3
		12.4 to 1:	±0.4	
	6 dB (Opt 006)
		DC to 12.4:	±0.4
		12.4 to 1:	±0.5	
	10 dB (Opt 010)
		DC to 12.4:	±0.6
		12.4 to 1:	±0.6	
	20 dB (Opt 020)
		DC to 12.4:	±0.6
		12.4 to 1:	±1.0	
	30 dB (Opt 030)
		DC to 12.4:	±1.0
		12.4 to 1:	±1.0	
	40 dB (Opt 040)
		DC to 12.4:	±1.5
		12.4 to 1:	±1.5	
	50 dB (Opt 050)
		DC to 12.4:	±1.5
		12.4 to 1:	±1.5	
	60 dB (Opt 060)
		DC to 12.4:	±2.0
		12.4 to 1:	±2.0	



Option 890 Specifications
Calibration Frequency:		0.2 GHz to 18.0 GHz in 200 MHz steps

Product Ordering Information

HP 8491B       Coaxial Fixed Attenuator, DC to 18 GHz
   Opt 003     3 dB Attenuation
   Opt 006     6 dB Attenuation
   Opt 010     10 dB Attenuation
   Opt 020     20 dB Attenuation
   Opt 030     30 dB Attenuation
   Opt 040     40 dB Attenuation
   Opt 050     50 dB Attenuation
   Opt 060     60 dB Attenuation
   Opt 890     Calibration Data
   Opt 910     Extra manual(s)
   Opt UKS     Certificate of calibration

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Page Updated: Thursday June 19 16:22:14 UTC 1997