HP 8490D Coaxial Fixed Attenuator

Product Summary

The HP 8490D 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 40 dB. This attenuator is swept-frequency tested to ensure they meet 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

Frequency Range:		DC to 50 GHz			
Connector (m, f):		2.4 mm		
SWR maximum
	dc to 26.5 GHz:		1.15 (1.08 Opt 040 only)
	26.5 to 40 GHz:		1.25 (1.15 Opt 040 only)
	40 to 50 GHz:		1.45 (1.25 Opt 040 only)

Power:				2W average, 100 W peak
Attenuation Accuracy	
	3 dB (Opt 003)
		DC to 26.5:	+0.9 (-0.5 Opt 040 only)
		26.5 to 50:	+1.8 (-0.5 Opt 040 only)	
	6 dB (Opt 006)
		DC to 26.5:	+0.9 (-0.6 Opt 040 only)
		26.5 to 50:	+1.8 (-0.6 Opt 040 only)
	10 dB (Opt 010)
		DC to 26.5:	+0.9 (-0.6 Opt 040 only)
		26.5 to 50:	+1.3 (-0.6 Opt 040 only)
	20 dB (Opt 020)
		DC to 26.5:	+1.3 (-0.8 Opt 040 only)
		26.5 to 50:	+1.7 (-0.8 Opt 040 only)
	30 dB (Opt 030)
		DC to 26.5:	+1.3 (-0.8 Opt 040 only)
		26.5 to 50:	+1.7 (-0.8 Opt 040 only)
	40 dB (Opt 040)
		DC to 26.5:	+1.5 (-0.8 Opt 040 only)
		26.5 to 50:	+2.5 (-0.8 Opt 040 only)

Product Ordering Information

HP 8490D	Coaxial Fixed Attenuator
   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

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Page Updated: Thursday June 19 16:17:36 UTC 1997