HP 8474B Planar-Doped Barrier Diode Detector, 10 MHz to 18 GHz

Product Summary

The HP 8474B is a high-performance detector using a gallium arsenide, planar-doped barrier detecting element. It features extremely flat frequency response over its entire band of operation and very good frequency response stability versus temperature. The HP 8474B is also very rugged with high resistance to ESD damage. An optimum square-law load and positive polarity output are available as special options (consult your local HP representative).

Product Features

• Exceptional flatness

• Extremely temperature stable

• Rugged

Product Specifications

Frequency 
Range:					0.01 to 18 GHz
Response (dB):				±0.35 to 18 GHz

SWR Maximum (50 ohm nominal):		< 1.3 to 18 GHz

Low-level Sensitivity:			> 0.4 mV/µW

Maximum Operating Input:		200 mW

Typical Short-term Input (max < 1 min):	0.75 W

Input/Output Connector:		 	Type-N (m)/BNC (f)


Octave Band Options
		  002	     004       008	  012	    018
Frequency 
  Range (GHz):	  0.01-2     2-4       4-8	  8-12.4    12.4-18
  Response (dB):  ±0.25      ±0.25     ±0.25	  ±0.25     ±0.35
SWR:		  < 1.09     < 1.1     < 1.2	  < 1.3	    < 1.31

Product Ordering Information

HP 8474B	PDB Detector
   Opt 002	0.012 to 2 GHz Octave Only
   Opt 004	2 to 4 GHz Octave Only
   Opt 008	4 to 8 GHz Octave Only
   Opt 012	8 to 12.4 GHz Octave Only
   Opt 018	12.4 to 18 GHz Octave Only

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