[Amps] AL82 PICTURE

[Carl]

A pi network is a low pass filter so you are better off using the next 
highest ham band position. Examples are 17M uses 15 and 12M uses the 10M 
position.

Carl
KM1H


----- Original Message ----- 
From: "David Cole" <dave at nk7z.net>
To: <amps at contesting.com>
Sent: Tuesday, September 24, 2013 5:39 PM
Subject: Re: [Amps] AL82 PICTURE


> Speaking of the AL-82 and the 10 meter mod....
>
> Does anyone have a chart showing what ranges the various bands will
> cover?  I am in MARS and we have some frequency's that are almost in
> between ham bands...  I am not sure which band to use, or if I should
> even try...
>
> If I understand things correctly, the input circuits are tuned, which
> means that I could dissipate a huge amount of heat into a circuit not
> designed to take heat by being well off frequency...
> -- 
> Thanks and 73's,
> Dave (NK7Z),
> Moderator Yahoo's MixW group, Yahoo's Dopplergram group, and Yahoo
> MM-SSTV group.
> For equipment reviews see: http://www.nk7z.net
>
>
>
>
> On Mon, 2013-09-23 at 17:21 -0400, Carl wrote:
>> If the empty lug is up front by the input cover that was the old "cut the
>> green wire to activate 10M trick"
>>
>> If you type in any of the senior AL's into Google there are lots of 
>> photos
>> since the RF part is the same, just the tube stuff changes.
>>
>> Carl
>> KM1H
>>
>>
>> ----- Original Message ----- 
>> From: "BY THE LAKE" <magoo at isp.ca>
>> To: <amps at contesting.com>
>> Sent: Sunday, September 22, 2013 4:44 PM
>> Subject: [Amps] AL82 PICTURE
>>
>>
>> > Would someone on the list happen to have an AL-82 apart and be able to
>> > take a closeup picture of the RF deck from the open side (bandswitch on
>> > left)? In doing some routine maintenance on an amp I purchased last 
>> > year I
>> > see what looks to be some mods mods plus a ground lug to which nothing 
>> > is
>> > attached....suspicious!
>> >
>> > Thanks in advance
>> >
>> > Bill VE3NH
>> >
>> >
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