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Penrider
Junior Member
Username: Penrider

Post Number: 22
Registered: 1-2007
Posted on Sunday, February 11, 2007 - 6:50 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I'm ordering a magnum s3200b base radio and a klv-200 base amp...as I am new to amps, what's the purpose of the Tune knob on the amp?...how do I tune it?..and what settings do I tune it to?...I Assume it's like an antenna matcher but not sure
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Kid_vicious
Senior Member
Username: Kid_vicious

Post Number: 2385
Registered: 9-2004


Posted on Tuesday, February 13, 2007 - 11:33 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

you basically tune it for max watts out on the meter on the amp.
do some searches here on the forum for "klv 200" and you will learn alot about this amp.

be careful not to put too much swing into that amp, and turn the deadkey down to 2 watts.
matt
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Akbowtie
Intermediate Member
Username: Akbowtie

Post Number: 101
Registered: 5-2005


Posted on Wednesday, February 14, 2007 - 3:05 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Yes like Kid V said, tune it for max output, and make sure you keep your dead key low, no more than 2 watts seems to work great. I'm running a klv200 with an RCI2950 with the dead key set at 1 watt or so with a swing of 30 or so and the KLV seems to like it. Everyone says it sounds clean and clear and very loud.
For a little single tuber it seems to work very well.
Ty Wilson
CEF#588
CVC#025
Blue Goose aka AK295
Anchorage,Alaska
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Penrider
Junior Member
Username: Penrider

Post Number: 24
Registered: 1-2007
Posted on Wednesday, February 14, 2007 - 7:15 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

thanks guys, looks like I was way off on what the tune was for
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Kid_vicious
Senior Member
Username: Kid_vicious

Post Number: 2392
Registered: 9-2004


Posted on Wednesday, February 14, 2007 - 9:40 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

i may not have fully answered your question in my post, so here's a bit more info:

the tune control tunes the amp for the frequency you are on. if you've seen or heard about old tube amps you may have heard the terms tune and load.
your amp does not have a load control, it just has the tune.solid state amps are much more broadband than tube amps and therefore dont need such a control.

if the amp is tuned for ch.19 and you go to ch.22, you probably wont have to re-tune for that channel, but if you went up to say, ch.37, then you should re-tune it. this is a general rule and its usually not a problem, as we cb'ers tend to try for every advantage we can, and i would probably re-tune it every time i changed channels.LOL

the fact that tubes must be tuned for the different frequencies it is used on is actually a good thing, as when the amp is tuned properly, that amp is working at amximum efficiency.
thats a very good thing when it comes to TVI and other spurious emissions.

you will like your amp very much.
do not cut or clip any parts in that radio trying to get more modulation.
you dont need it with the amp.
turn the deadkey down to 2 watts, and let the amp do its thing.
make sure to check your SWR going into the amp and also coming out of the amp.
certain jumper lengths can cause a problem, even if the jumper is perfectly good.
you may need to use a longer or shorter one going from the radio to the amp.
a good low pass filter is also a good idea.
remember that the more power you run, the more apparent any deficiencies(sp?) in your setup become.
best of luck, searching this forum will gain you more knowledge than you'll know what to do with.
matt

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