Amateur radio products

• Universal 80 meter ARDF transmitter: A high efficiency ARDF transmitter unit.
• Portable Repeater Controller: Create your own repeater system.
• Noise blanker 4-NB replacement for Drake R-4C: Upgrade your Drake R-4C with this 4-NB noise blanker replacement.
• Parts for the Kettu Multi ARDF Controller: Start using the Kettu Multi Controller.