Specialising in high tech amateur radio RF kits, the current
range of DDKits consist of the VLNA or very low noise
amplifier used worldwide for EME and Radio Astronomy. Kits are
available for the 70cm, 23cm, 13cm and 9cm amateur radio bands,
and for the 21cm Radio Astronomy band. The VLNA13 can be
used from 2.2GHz. to 2.5GHz and it was a VLNA13 that was used in
the successful Bochum (Germany) VENUS bounce tests a few years
ago. The VLNA13 is also used daily to receive ACE satellite data
Also available are the PGA WB (Wide Band) amplifiers for use between approximately 30MHz and 2.5GHz, offering low noise, high dynamic range and medium output power.
The PGA144 is a contest grade 2m preamplifier featuring 'proper' input filtering to protect against blocking from Band 2 FM transmissions. This preamplifier is equally suitable for contesting and EME.
PGA432 is a 70cm version of the PGA144 but with a deep notch at 144MHz and high pass filtering above about 350MHz. For those who have problems with DAB interference the notch can be moved to 222MHz +/-
The full range of WA5VJB PCB antennas are stocked and
available with SMA connectors where appropriate. Some of the
antennas require the use of a pigtail connection instead of a
Product details and prices are just a click away in the tabs above.