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Transceivers - QRPver-1 v.3 HF Mono band mini QRP transceiver ( SSB / CW / JT65 / PSK / BPSK / FSQ )

The transceiver is built on the scheme with a single superheterodyne frequency conversion and four Crystal quartz filter. The device is controlled by a microcontroller. The frequency synthesizer used as a local oscillator on-chip The transceiver

Unboxing Elad FDM-DUO – Small stand alone SDR QRP | QRZ Now – Ham Radio News!

Unboxing Elad FDM-DUO – Small stand alone SDR QRP

This is an unboxing video about the Elad FDM-DUO, a small stand alone SDR QRP, also comes with a complete SDR control software.

A common problem with qrp transceivers is a weak frontend . Most end fed antennas use low pass tuners causing high stress due to strong...

A common problem with qrp transceivers is a weak frontend . Most end fed antennas use low pass tuners causing high stress due to strong.

Delboy's Radio Blog: NEW: Anytone AT-D868UV Dual Band DMR Radio

On May an article appeared in the ÖVSV by Kurt, about a new dual-band, multi-mode mobil

Understanding SWR by Example

Understanding SWR by Example

Understanding SWR by Example Take the mystery and mystique out of standing wave ratio. Darrin Walraven, "It sometimes seems that one of the most mysterious creatures in the world of Amateur Radio is standing wave ratio (SWR).

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