David Cappello (KG5EIU)

Adventures And Interests


Ham Radio

ZUMSpot ver .6 Unboxing

ZUMSpot ver .6
ZUMSpot ver .6 with 1.3 OLED HotSpot

More unboxing photos and notes in my flickr gallery.

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Unboxing DRAWS

NW Digital DRAWS

Unboxing DRAWS by NW Digital Radio – a Raspberry Pi HAT useful for Amateur radio projects.  (DRAWS – Digital Radio Amateur WorkStation).

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Introduction To Pi-Star HotSpots


Here is a short slide deck on getting started with Pi-Star , MMDVM and HotSpots.  This was presented at Tech Net On The Hill 2018 with the Dallas Amateur Radio Club (DARC).

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Getting Started With DAPNET

Short slide deck on getting started with DAPNET – Decentralized Amateur Paging Network.  Access to the Google Slide Deck Here

Digital HotSpots For Ham Radio Presentation


Here is a short slide presentation about Digital HotSpots For HAM Radio – That Bill KF5ZBL and I presented to The Richardson Amateur Radio Club at their August 2018 club meeting.

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Solar Setup Field Day 2018

A short video of my solar charging setup using a 100W Renogy Solar Suitcase Panel with a West Mountain Epic PWRGate controller and a Bioenno LiFe battery for power.

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Making Contact With HF Voyager Via HAM Radio

The Jupiter Research Foundation has an amateur radio club. And, that club has recently launched the HF Voyager on a Pacific journey from Hawaii to California. Enclosed in a waterproof housing onboard the HF Voyager is a HF (high frequency) HAM radio (an Elecraft KX3 in fact).

Continue reading “Making Contact With HF Voyager Via HAM Radio”

IP Discover ZUMspot/Pi-Star On Local Lan


This is a short guide on using an iphone/ipad App to discover ZUMSpots running Pi-Star on your local lan with this tool you can glean/discover the IP address along with the MAC address of your hotspot running pi-star

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Icom Bluetooth UT-137 First Look

UT-137 Bluetooth

First look and hardware install of the ICOM UT-137 Bluetooth unit for the D-Star ICOM  ID-4100A Radio.  This will allow the remote controlling of the ID-4100 from an iPhone/Android or PC using Bluetooth and associated client application.

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