[minima] Re: Minima power output
- From: Dan Reynolds <on30ng@xxxxxxxxx>
- To: minima@xxxxxxxxxxxxx
- Date: Tue, 4 Feb 2014 13:09:06 -0600
The first driver in the JBOT (the Minima version of the JBOT) raises the
power to 1 watt...
73
Dan -- KB9JLO
https://sites.google.com/site/on30ng/
On Tue, Feb 4, 2014 at 9:35 AM, Ryan Kingsbury <ryan.kingsbury@xxxxxxxxx>wrote:
> Hi folks,
>
> I should probably be melting solder rather than scratching my head about
> how the design is supposed to work but...I have some unanswered questions
> about the design.
>
> On the Minima website, it states that the design features 1 watt output
> power in the summary towards the top. Surely this is a typo? Unless the
> mixed formed by T1 provides a significant amount of gain, I can't imagine
> that the IF amp (Q6,7,8) is pushes more than a watt through the crystal
> filter, mixer and LPFs.
>
> Further down, in the design history sections, it says the output power is
> 1 mW (0 dBm). This seems much more believable to me. If combined with a
> PA, such as the JBoT, then I can see how the combination could deliver 1 W.
> Could someone else confirm?
>
> Thanks in advance for the advice. I promise to start melting solder soon!
>
> 73,
> Ryan (AG4ZP)
>
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