[TenTec] Re: [AMPS] pair 572Bs $70 shipped or trade

[2 <2@vc.net>]

>
>
>I have a set of 572Bs for sale for $70 shipped in the lower 48. These are at 
>least 90% emission (600 watts out on 40 meters in my SB-200). Or will trade 
>them even for a ten tec model 288 1800 hz filter for the Paragon. The tubes 
>are American made.
>
//  In the 1930s, Bell labs found that a male voice needs 2700Hz of 
bandwidth for optimal intelligibility.  Narrower bandwidths will work 
acceptably with a female voice.  I use a pair of TS-930S filters to 
achieve a 2700Hz bandwidth in my TS-440S.  

cheers, Lane

-  R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures.  
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