noise phase canceller

2 Stack Match Yagi Antenna - Solves antenna matching problem with two phased antennas. Stacked rotary beams are popular. However, connecting two 50 Ohm antennas together presents some problems.

8el 144MHz Super Low Noise OWA Yagi Priority listing - This is a super stable 50OHm direct feed Yagi for 2m using 1/2 inch tube and a real easy build.

14elem. 144MHz OWA EME Yagi - Simply a superb 50Ohm 2m Yagi with excellent bandwidth and most important, low noise.

14 el 70 MHz Low Noise LFA Yagi - This is a true monster Yagi for the 4m band which has a 50Ohm feedpoint with wide band performance yet the gain and F/B of a low impedance Yagi.

4 Square antenna for 80 meters - Four phased vertical antennas on 80 meter band

Superphaser-2 Phasing Unit - The Superphaser-2 is an antenna phasing unit based on the PSA-A Phase Shift Amplifier module

G3WZT Phased Verticals - Vertical phased antenna systems plans by G3WZT

Phased Array Adjustment - KM5KG article presents a lumped-parameter tee-network model of the coupling between radiating elements in a phased array in order to provide a physical and intuitive understanding of phased array operation and adjustment interactions

40 meter phased delta loops - N6AQ delta loops antennas for 40 meter band

Boom for phased delta loops - Antenna boom to support 40 meter phased delta loops

Noise Figure Measurement using Standard Antennas - Measuring noise fiugre on the W2IMU horn and the dual-dipole-feed

Antenna Engineering - Antenna Engineering specialise in producing a range of high quality aluminium HF verticals ranging from mono band single element verticals to multi element phased arrays.

Filter Concepts - Custom EMI Filters, AC DC Three phase filters by Filter Concepts Inc.

Olympix - Performance RFI Filters that work right at the noise sources, ferrite cores.

RF Noise Powerstroke Diesel - Reducing and removing RFI Noise

Audio CW Filter - A very effective AF Adaptor, with built-in noise blanker and 30 Hz CW filter modules by PA0LQ

Kenwood TS-480 Notes  ^updated - N0RQ's brief notes on the Kenwood TS-480

Kenwood TS-850 Noise Blanker Mod - Reduces line noise on TS-850

FT-817 NB Improvement - Yaesu FT-817 noise blanker improvement

Spikes CB Radios - A full service sales & repair shop, sell a wide range of cb radios, scanners, antennas, mounts, echo, noise toys and a wide range of accessories. Atkinson, IL USA

Radius Power - DC Filters - DC filters from radius power are specifically optimized for applications with DC supply like e.g. photovoltaic inverters. Radius Power provides total power solutions, EMI filters solutions from design to manufacturing, Three Phase, Single Phase, Power Line, IEC inlet, Power entry modules Filters.

Cute CW - Most morse code (CW) training requires you to learn everything at once without a training process. This application changes that and separates training into phases.

Bose Headphone Mod - Adding a boom mike to Bose Quiet Comfort (QC-1) noise-cancelling headphones

Improving Receiver Noise on 50 MHz - Tests on a preamplifier for 50 MHz installed right at the feedpoint of the antenna.

NEQRP Noise Bridge - A noise bridge is a device for measuring or comparing impedances on coaxial cables, antennas, components, etc.