DC BoArduino

USB BoArduino

 

I got this kit from Adafruit Industries and it a Arduino Clone that has an Atmel microcontroller chip. I have soldered to the +5 volt power regulator circuit and have lit the power (green) LED using a +9 volt battery.

(more later)

image: soldering power circuit

Programing target

Screenshot of AVR Studio

field_day0915

Originally uploaded by SailingDavid

Operating 2009 Field Day west of Orlando, FL from a horse stable.

Soldering at workbench

Adafruit SIM Reader

NorCal FCC-1 frequncy counter kit:

Almost finished soldering this project.
I still need to do pre-power up testing and have ordered some optional connectors.

Frequency Counter Kit

73,

David — KC4ZVW

Rascal interface

Soldered components to circuit board.

73,

David

Arduino-pro

Originally uploaded by SailingDavid

A photo submitted by Flickr picture server.

73,

David, KC4ZVW

Flex-Radio adds two models:

the Flex-1500:

http://www.flex-radio.com/Products.aspx?topic=F1.5k_features

the Flex-3000:

http://www.flex-radio.com/Products.aspx?topic=F3k_features

73,

David

Software-defined radio
From Wikipedia, the free encyclopedia

A software-defined radio (SDR) system is a radio communication system which uses software for the modulation and demodulation of radio signals.

Full description is here.

Who is doing what?

http://www.ew.usna.edu/~bruninga/ande-raft-ops.html

The following satellites have been added to the weekly AMSAT Keplerian Element Distribution.

RAFT – Cat# 29661
NMARS – Cat# 29662
FCAL – Cat# 29664
ANDE – Cat# 29667

Robert Bruninga, WB4APR, introduction to the above.

73, David — KC4ZVW