The best new links of the last week reviewed on The DXZone.com
A 9:1 voltage unun using a T-200-2 powdered iron toroid core to feed a long wire multiband antenna.
Handcrafted sending instruments for the Morse enthusiasts. K4VIZ Morse keys and paddles manufactured by K8UL.
Microstrip Patch Antenna Calculator determines the length and width in millimeters of a rectangular patch antenna.
Decode DTMF from your iPhone. Hold your smartphone close to a DTMF source and this app will decode the numbers being dialled.
This online microstrip patch antenna calculator determines the length and width of a microstrip patch antenna for a given frequency