General Radio Topics

Here is the PowerPoint presentation given by Greg Turner, W3CL, on Common Mode Chokes at the October club meeting.

Here is a list of the radios discussed on the July 30 Em-Comm net:

Here are some popular small form-factor / portable QRP (low-power) amateur radio HF transceivers comparable to the QRP Labs QCX+, FX-4A / FX-4CR, Xiegu models, and Lab599 TX-500, with approximate current prices (USD, as of mid-2026; check vendors for latest, shipping, taxes, and availability).

These are typically compact, lightweight radios suited for portable/SOTA/POTA use, often with 5–20 W output, multi-mode or CW/digital focus, and battery-friendly designs. Prices vary by kit vs. assembled, options (enclosure, battery, ATU), and retailer.

QRP Labs (very compact kits, excellent value)

• QCX+ / QCX-mini: Single-band 5 W CW transceiver (available for 160–17 m). Highly featured (keyer, decoder, WSPR, etc.). Kit $58; assembled ~$103. Optional enclosure extra. QCX-mini is especially tiny (95 × 63 × 25 mm).

• QMX: 5-band (e.g., 80/60/40/30/20 m or other sets) multi-mode (CW, digital, SSB) ~5 W, embedded SDR,…

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