low noise63 links
Antennas : 2M
- 8el 144MHz Super Low Noise OWA Yagi
- This is a super stable 50OHm direct feed Yagi for 2m using 1/2 inch tube and a real easy build.
[ Hits: 1390 | Votes: 1 | Rating: 4.00 ]
- 14elem. 144MHz OWA EME Yagi
- Simply a superb 50Ohm 2m Yagi with excellent bandwidth and most important, low noise.
[ Hits: 1228 | Votes: 2 | Rating: 9.50 ]
- 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.
[ Hits: 527 | Votes: 1 | Rating: 1.00 ]
- 26 elelements 432MHz LFA Yagi
- 26 elements 70cms Yagi for EME ultra low noise excellent G/T figure. Easy self build
[ Hits: 1716 | Votes: 2 | Rating: 10.00 ]
- K9AY terminated loops for 75m
- It is very compact, low noise and directive with an impressive 20 to 25 dB front to back
[ Hits: 248 | Votes: 0 | Rating: 0.00 ]
- Common mode currents
- Common mode currents can flow in all sorts of systems, not just antenna feed lines. This article explain how Common mode noise can be isolated from the desired signal
[ Hits: 214 | Votes: 1 | Rating: 8.00 ]
- Low-noise receiving antenna for 80 and 160 m
- How you can make a low-cost, low-noise, 21-foot-square receiving antenna that boost your DX ability.
[ Hits: 871 | Votes: 0 | Rating: 0.00 ]
- High Sierra
- Amateur radio products delaer, ham radio satellite products, low noise amplifiers, SDR friendly converters, FUNCube Dongle products, up and down convertes.
[ Hits: 234 | Votes: 0 | Rating: 0.00 ]
- X Band LNA
- X Band low noise amplifier, designed for 10.368 MHz operating frequency by AD6IW
[ Hits: 252 | Votes: 1 | Rating: 1.00 ]
- Alpha 9500 blower problem
- How to reduce noise on Alpha 9500 amplifier fan.
[ Hits: 320 | Votes: 2 | Rating: 3.00 ]
- A numerical optimizer (solver) for LTSpice IV. Uses a fast evolutionary algorithm. You can use EvoSpice to design high efficiency power supplies, audio filters, low noise RF amplifiers and an endless list of other applications
[ Hits: 352 | Votes: 0 | Rating: 0.00 ]
- Friis-It NF for iPhone
- Friis-It NF is the first iPhone OS based application that allows you to calculate noise figure, system sensitivity, and cascaded gain for an RF Receiver system
[ Hits: 447 | Votes: 1 | Rating: 10.00 ]
- Low Noise Microwave Amplifier Design Tutorial Series
- This series will follow to completion the full Low Noise Microwave Amplifier design, development and prototyping.
[ Hits: 414 | Votes: 5 | Rating: 8.00 ]
- Peth-9910 10A Power Supply
- A project of a linear regulated for low noise power supply 16v, 10A
[ Hits: 480 | Votes: 1 | Rating: 3.00 ]
- UHF Low Noise Antenna pre-amp
- Low Noise Antenna pre-amp for SAT, EME & DX-ing
[ Hits: 2173 | Votes: 2 | Rating: 2.00 ]
- Amateur Radio - Microphone Preamp
- Low signal, noise-high AC gain preamplifier
[ Hits: 815 | Votes: 0 | Rating: 0.00 ]
- 4m Preamplifier
- Here is a simple but good performance 4m pre amp. The device used is a BF994S low noise dual gate mosfet
[ Hits: 404 | Votes: 0 | Rating: 0.00 ]
- 432MHz Low Noise Preamp
- An easy to build with a cheap HEMT FET Transistor Low noise preamplifier with FHX35LG based on JH0WJF design
[ Hits: 446 | Votes: 1 | Rating: 10.00 ]
- low-noise amplifier for HF reception, amplifies signals 80 to 100 times between 0.15 MHz and 30 MHz.
It will let you hear more signals with your RTL-SDR plus Ham-It-Up setup
[ Hits: 759 | Votes: 6 | Rating: 7.83 ]
- Simple Hartley Sweeper
- This sweeper built for a narrow bandwidth filter adjustment, use a simple 555 version sawtooth wave generator.
[ Hits: 410 | Votes: 0 | Rating: 0.00 ]
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