Monday, April 19, 2010

Check those cables

The performance of my 435 MHz AA2RX lindenblad has not been quite as good as the simple vertical that it replaced, leading me to take the assembly down and debug it. I don't have an antenna analyzer, so I relied on a good ole' 70cm SWR and power meter with a two-carbon-resistor 5w dummy load.

Friday, April 16, 2010

Satpack hardware part 2


The pcbs shown in the previous posting have mated very nicely with the Arduino Mini Pro. The first photo shows the side with the Arduino.