The clever thing about the 1254 is that it has an automatic front end
attenuator that is driven by the AGC bus.
73,
Bob WB2VUF
Stuart Rohre wrote:
>
> Any rig with good sensitivity on higher bands will need typically an
> attenuator under some conditions on 80 and 40, and this is what ATTN is
> there for. The remarkable thing about my 1254 Ten Tec receiver, (kit I
> built) is its 80 and 40 M sound is much cleaner and lower distortion than my
> Kenwood 450 transceiver which easily overloads on those bands, unless you
> use the 20 dB ATN button at those times of high signal levels. Front end
> overload is a common receiver fault with Yaecomwood, under wide open band
> conditions.
> 73,
> Stuart K5KVH
>
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