[Milsurplus] Loading the ART-13
Pete Williams
jupete at internode.on.net
Thu Sep 9 03:36:14 EDT 2010
Greetings. I've used a 3 gang B/C capacitor on the output and without any
problem loaded into 300 ohm ribbon for 80 and 40 into a
135' off centre fed dipole.
By doing so you are making the output into a pi coupler and the usual
operating procedures apply.a bit more complicated as the tx loading
has interaction with other controls.
The Radio Handbook, Eleventh e3dition 1947 in its conversion feature ,
suggests -'after experimentation a 100 to 400uufd connected to the COND
terminal and then to ground would suffice.....'.200 uufd was best for
feeding a folded dipole with 300 ohm twin line on the 3.5Mc. band'
Cheers
Pete VK3IZ.
'nobody's perfect--- I've been told I'm a nobody'
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