11-08-2009, 07:39 PM
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Ham Member
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Join Date: Oct 2009
Location: Northwest Pennsylvania
Posts: 56
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DAVEN ATTENUATOR
DAVEN ATTENUATOR Series 640-650 Daven Radio frequency Attenuators are designed for both Laboratory and production radio frequency measurements. Compact…contains 8 push button steps of attenuation in either one or two decibel steps having a total loss of 80,100,120 db. Networks used have constant impedance for both input and output. Essentially flat from 2-225mc up to 100db, and d0 to 30 mc above 100 db. Resistor accuracy: Within 2% at DC; Level of operation: Plus 24 db (1/4watt) maximum input. A vintage unit with instruction manual Asking $20.00 plus shipping
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Contact: lee.campo@verizon.net
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