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Re: Dummy

Jack Purdum
 

We used 20 1K¦¸ metal film resistors connected in parallel. They are linked like this:

Inline image

it is less expensive than the DL shown in the Projects book, which used brass sheets.

Jack, W8TEE




From: Jerry Gaffke via Groups.Io <jgaffke@...>
To: [email protected]
Sent: Friday, December 22, 2017 2:08 PM
Subject: Re: [BITX20] Dummy

Critical thing is, exactly what resistors did you use to build the 50 ohm resistor assembly?
Or do we have to wait for that QST article?

For those with a spare analog pin into the Raduino and an inclination for Arduino hacking,
you can strip out the Nano, OLED, switch and battery from Jack's schematic.


On Fri, Dec 22, 2017 at 10:26 am, Jack Purdum wrote:
It won't be a kit, but it has been accepted for publication by QST for sometime in 2018. The circuit is about as simple as it gets:
?
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