Make your kids happy

Your First Crystal Radio (How to) or building a crystal radio out of household items. The most difficult part of building a crystal radio is building an efficient earphone that can convert the tiny electrical signals into tiny sounds that our ears can hear. Our first radio used a telephone handset for an earphone, and…

New ICOM Transceiver IC-7410

All Band HF +50 MHz (SSB / CW / RTTY / AM / FM) 100W Transceiver IC-7410 The basic performance and advanced feature, provide a full HF operational. * The same level of 32bit floating point DSP running at high end models. * The third order intercept point (IP3) +30 dBm Class (HF band) achieved.…

Elektor DSP radio

Many radio amateurs in practice use two receivers, one portable and the other a fixed receiver with a PC control facility. The Elektor DSP radio can operate in either capacity, with a USB interface giving the option of PC control. An additional feature of the USB interface is that it can be used as the…