SDR-4 general coverage receiver

The SDR-4 receiver covers from 0.85 to 30 MHz and follows on from our existing SDR Receiver with a Si570 low noise synthesised VFO, relay switched band pass filtering, a power FET RF amplifier and a built-in USB soundcard. Key design features include: Antenna isolation transformer with a 50 or 450 ohm impedance input for…

HEIL Elite Series Microphone

The new Gold Elite microphone is designed and crafted specifically for amateur radio communications. It contains two distinctly different high performance dynamic elements that are available at the flip of a switch to meet the different types of communications. The WIDE position has the HEIL Elite full range element producing smooth articulate 60Hz – 16…

Minitouch keyer P1SBW

Model P1BSW is the ideal way to save your battery from draining down if you accidentally forget to shut your model P1 off. Press the momentary push button and your model P1BS becomes active for 10 minutes. Touch the left paddle anytime during the 10 minutes and the timer resets for another 10 minutes. During…

RoMac 10 Band Transmit Graphic Equalizer and Receive DSP software Version 3.6.0 (Build Sep 7, 2011)

The RoMac 10 Band Graphic Equalizer coupled with your present computer’s soundcard, affords you the finest Windows based digital equalizer made for the Amateur Radio community. Using professional techniques such as audio equalization will enhance the audio quality of your signal. The RoMac 10 Band Equalizer is like having a full featured audio studio in…