band filter
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Antennas : Beverage- Beverage switching box
updated
- Sharing beverage antennas with this switch boxes is possible.
This article describes a 6-position remote antenna switch for Beverage antennas on 3 bands (160m, 80m, 40m). It allows selecting one of 6 antennas for each band without affecting other receivers. The system uses a control box with a rotary switch and a separate splitting box with bandpass filters for each band.
[ Hits: 5507 | Votes: 3 | Rating: 4.33 ]
- Band Filters
- Experience of band filters, for a contest multi operator enviroenment
[ Hits: 4071 | Votes: 6 | Rating: 7.5 ]
- DCI Digital Communications
- Band pass filters, for radio frequency interference problems.
[ Hits: 631 | Votes: 0 | Rating: 0 ]
- ON4AOI Automatic Band Decoder
- Automaticaly select the correct antenna and bandpass filter, by ON4AOI
[ Hits: 1464 | Votes: 4 | Rating: 7.25 ]
- Array Solutions - WX0B
- Stacking and phasing HF and 6m arrays antenna switches and contesting devices. Custom low band antenna arrays, bandpass filters,commercial/Mil STd filters,microwave components, commercial broadcast filters.
[ Hits: 5704 | Votes: 10 | Rating: 6.2 ]
- Dunestar Systems
- Manufacturer of single band and multiband transceiver bandpass filters for HF. High pass filters, two radoi headphones mix and switch, 6 meter portable antenna, antenna remote switching and steering.
[ Hits: 1471 | Votes: 2 | Rating: 1 ]
- PROCOM Antennas
- Manufacturer of communications antennas, bandpass filters, RF combiners, receiver multicouplers, diplexers, duplexers, RF connectors, RF circulators, RF isolators, RF couplers and SWR meters
[ Hits: 5600 | Votes: 7 | Rating: 6 ]
- Heros Technology Ltd
- HF Radio Preselectors,BCB filters,Low Pass filters,Band Pass filter
[ Hits: 602 | Votes: 2 | Rating: 10 ]
- Kiwa Electronics
- Kiwa Electronics is a company that specializes in accessory equipment for the radio enthusiast. Our products include Filter Modules to improve receiver performance, a High Performance Medium Wave Air Core Loop Antenna for improved broadcast band reception, the Pocket Loop Antenna, the Earth Monitor, BCB Rejection Filter and Broadband and SW Preamps. We also offer numerous performance upgrades for popular receivers.
[ Hits: 3067 | Votes: 5 | Rating: 8.8 ]
- Helical
- A graphics-intensive bandpass filter program based on the helical resonator.
[ Hits: 1887 | Votes: 2 | Rating: 9 ]
- Free programmable DSP-Filter
pop
- Free programmable LOW/HIGH/BANDPASS FIR filter in the audio range 0-4kHz
[ Hits: 30337 | Votes: 86 | Rating: 5.82 ]
- BR-universal-Filt
- Freeware real time DSP filter particularly for applications of amateur radios , IIR, FIR filter, low-pass, high-pass, band-pass filter, band suppressor (notch filter) individually adjustable
[ Hits: 6300 | Votes: 15 | Rating: 8.26 ]
- WD6CNF DSP Filter
- Audio Digital Filter, two bandpass filters, three notch filters, two noise filters
graphical setting of filter center frequency and bandwidth Drag vertical lines on top of signal,
Microphone input, speaker output
Mono, 5 kHz bandwidth
[ Hits: 4902 | Votes: 2 | Rating: 10 ]
- CwGet
pop
- A program to decode morse code (CW) via sound card to text. It can work as narrow-band sound DSP-filter also. No additional hardware required — you need only receiver and computer with a sound card. Can integrate with AALog logger.
[ Hits: 75689 | Votes: 1736 | Rating: 7.09 ]
- RemIcom-B
- Freeware RemIcom-B is a very simple ICOM remote program.
Display of current frequency, mode and filter
ITU HF Band assignment (ITU Region 1, 2 and 3 selectable)
HAM HF Band usage
analog frequency band display
[ Hits: 3581 | Votes: 1 | Rating: 10 ]
- Variable bandwidth cw filter
- As the sunspots return and DX propagation conditions to improve, the age old problem with QRM begins to show up on the amateur bands. Thif filter help you on improving reception
[ Hits: 1150 | Votes: 3 | Rating: 4.33 ]
- A diode-switched band-pass filter
- High speed silicn diodes work well as RF switches. This article describes how to use diodes for selecting two or more filters ARRL QST article by W1FB
[ Hits: 2305 | Votes: 3 | Rating: 4.67 ]
- Band filters by PA9M
- Band filters for PA6Z made by PA9M, designed by W3NQN.
[ Hits: 476 | Votes: 1 | Rating: 9 ]
- Hombrewing an HF Transceiver
- This page will describe the construction of a multi band SSB transceiver with all its components Band Pass Filter, Oscillator/Modulator unit, RX/TX Mixer TX Amp I.F. Amplifier AGC VFO Driver amplifier Receive audio amplifier Final amplifier Low pass filter Digital display and VFO stabiliser
[ Hits: 4366 | Votes: 6 | Rating: 8.33 ]
- TVI and BCI Filters
- TVI and BCI bandpass and bandstop filters in SMD technique. Schematics and images.
[ Hits: 4329 | Votes: 6 | Rating: 5 ]
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