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Hello all,

The new QRP Labs kit "QCX" is now available, a single-band 5W transceiver
with high performance and packed with features, including a WSPR beacon,
built-in test equipment, CW decoder, sythesised rotary-encoder VFO, etc. The
kit price is $49 (equivalent to ?38.06, 41.73€ at time of writing). Order
here: . Shipping is $6.30 to anywhere in the
world and delivery is tax-free.

The 137-page assembly/operation manual can be downloaded here
and includes circuit diagram and comprehensive
description of circuit operation.

Features:

Easy to build, single-board design, 10 x 8cm, all controls are board-mounted
Professional quality double-sided, through-hole plated, silk-screen printed
PCB
Choice of single band, 80, 60, 40, 30, 20 or 17m
Approximately 3-5W CW output (depending on supply voltage)
7-16V recommended supply voltage
Class E power amplifier, transistors run cool¡­ even with no heatsinks
7-element Low Pass Filter ensures regulatory compliance
CW envelope shaping to remove key clicks
High performance receiver with at least 50dB of unwanted sideband
cancellation
200Hz CW filter with no ringing
Si5351A Synthesized VFO with rotary encoder tuning
16 x 2 blue backlight LCD screen
Iambic keyer or straight key option included in the firmware
Simple Digital Signal Processing assisted CW decoder, displayed real-time
on-screen
On-screen S-meter
Full or semi QSK operation using fast solid-state transmit/receive switching
Frequency presets, VFO A/B Split operation, RIT, configurable CW Offset
Configurable sidetone frequency and volume
Connectors: Power, 3.5mm keyer jack, 3.5mm stereo earphone jack, BNC RF
output
Onboard microswitch can be used as a simple straight Morse key
Built-in test signal generator and alignment tools to complete simple set-up
adjustments
Built-in test equipment: voltmeter, RF power meter, frequency counter,
signal generator
Beacon mode, supporting automatic CW or WSPR operation
GPS interface for reference frequency calibration and time-keeping (for WSPR
beacon)

73 Hans G0UPL