[Milsurplus] MAK

Dennis DuVall duvallddennis at gmail.com
Sat Feb 25 01:45:19 EST 2017


The MAK and MO-! definitely have an RF stage in their receivers.  Circuit similar to the TCS.  Transmitter has an 807 (or HY equivalent) in the PA modulated by a pair of the same in a Heising circuit.  Full, 100% modulation no problem 
except as noted in my previous e-mail.  Xmtr and receiver both xtal controlled (4 channels). Solid 25 watts carrier output.

Dennis DuVall, W7QHO
Glendale, CA

***********.
> On Feb 24, 2017, at 8:44 PM, Hubert Miller <kargo_cult at msn.com> wrote:
> 
> Well, it's maybe not a contest machine, but i recall seeing a lot of 2-MHz boat radio schematics  that showed no RF amp, and they seemed to be able to communicate to the limits of their power 
> and inefficient antenna. I might even say that most of the old boat radios in this power class, did not have an RF stage. I might be wrong, but i'd bet it is close. 
> -Hue 
> 
>> Thu Feb 23, 2017 8:14 pm (PST) . Posted by: 
> mailto:radioaa7w at gmail.com
> 
> That radio is deaf. No front end.
> 
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