[Elecraft] MLA150 Amplifier

[Blake Meinecke]

Hmmm....  Big gamble.  I don't see an FCC certification number anywhere.  At
least we can be sure the KPA100 is legal and approved by the FCC for use in
the US.

Blake N4GI


----- Original Message ----- 
From: <K8RA@aol.com>
To: <elecraft@mailman.qth.net>
Sent: Saturday, February 28, 2004 10:50 AM
Subject: [Elecraft] mic connector ground and MLA150 Amplifier


> K2 SN4011 does not have the mic connector grounded.
>
> I just purchased a model HLA 150 amplifer which is made my RM ITALY.  It
is
> distributed to the USA by Durham Radio in Ontario Canada.  It is a solid
state
> amplifier with built in lowpass filters installed for 160 through 10
meters
> including the Warc bands.  It has a bandswitch where you can manually
select the
> filter or there is an auto position where the amplifier senses the
frequency
> and automatically switches to the right low pass filter (and it works
great).
> It also has a 3 db pad build in that is switchable from the front panel
that
> can be used to help control drive power (3db means it cuts the drive power
in
> half).  It also has a delay circuit that can be switched in to proved
> semi-vox.  It has an automatic rf sense so you don't have to key the
amplifier up ....
> it takes care of itself.  However, it does have a plug in the back if you
> want to control the in/out relay manually.  The microprocessor controlled
systems
> seems to work great so I don't see any reason to use the manual switch.  I
> see no delay or chopping of first character on the scope.  With that said,
5
> watts drive puts out a solid 100 watts everywhere.  10 watts it goes right
up to
> the rated power of 150 watts on every band 160 through 10 meters.  This
thing
> works great with the radio.
>
> I don't want to discourage the K100 sales. it is a fine product. The K100
> goes right into the K2 and makes a nicely integrated small package.
However, I
> like to take my K2 with me with the internal battery and antenna tuner.
Plus I
> own a K-1 and an FT-817 and the HLA 150 works great with them also.  It is
> truly plug and play.  You hook up 12 volts to it ... put the solid state
amp in
> the coax line and instant 150 watts.
>
>
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