high pass filter25 links
Manufacturers : Antennas : HF : Active antennas
- Text books relating to amateur radio (HAM radio), highpass and lowpass power filters, transmitter test loads (dummy loads), study tapes and disks to learn morse code, transceiver preamplifiers, antenna signal boosters.
[ Hits: 2161 | Votes: 0 | Rating: 0 ]
- 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: 1429 | Votes: 2 | Rating: 1 ]
- SVC Filter
- Filter design software. A program designed to expedite the design and analysis of lowpass (and highpass) filters with nearest 5% component values.
SVCfilter is 32-bit Windows electrical filter design software nicely written to help the radio amateur, technician or engineer design and analyze lumped-element lowpass and highpass filters.
[ Hits: 1162 | Votes: 1 | Rating: 10 ]
- Free programmable DSP-Filter
- Free programmable LOW/HIGH/BANDPASS FIR filter in the audio range 0-4kHz
[ Hits: 29829 | Votes: 85 | Rating: 5.88 ]
- 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: 6138 | Votes: 15 | Rating: 8.26 ]
- A free computer aided design program to help users without special expertise in filter design to create filters using Linear Technology's monolithic filter ICs. With FilterCAD, you can design lowpass, highpass, bandpass and notch filters
[ Hits: 11462 | Votes: 26 | Rating: 4.77 ]
- AADE Filter Design
- Dowwnload this free windows programs to design Butterworth, Chebyshev, Elliptic (Caur), Bessel, Legendre and Linear Phase low-pass, high-pass, band-Pass, and band-reject filters. Coupled Resonator band-pass filters
[ Hits: 24004 | Votes: 105 | Rating: 7.23 ]
- ScopeIIR: an Infinite Impulse Response (IIR) digital filter design tool for Windows. It designs high-order IIR filters based on analog filter prototypes, and can design lowpass, highpass, bandpass, and bandstop filters.
[ Hits: 713 | Votes: 2 | Rating: 5.5 ]
- Audio processor for SSB transceiver
- This circuit consists of microphone amplifier and a high pass filter. Suitable to improve signal readability.
[ Hits: 1388 | Votes: 1 | Rating: 1 ]
- A low cost UHF/VHF duplexer
- Duplexers for dual band radio are usually high pass filter and low pass filter combined in the same box. This circuit is a design within a cost of US$10.
[ Hits: 8308 | Votes: 15 | Rating: 5.8 ]
- 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: 2140 | Votes: 1 | Rating: 10 ]
- 5th order High Pass VHF Filter
- Sometimes many VHF-UHF modern transceivers have problems with BROADCAST Interference and CROSS-modulation from FM commercial broadcast stations this article shows a simple Batteworth HI-Pass VHF Filter to reduce this problem
[ Hits: 1145 | Votes: 8 | Rating: 6.12 ]
- High-Pass Filter Design
- Online high pass filter design page with introduction to high-pass filters by K7MEM
[ Hits: 609 | Votes: 2 | Rating: 1 ]
- Bandpass and I.F. Filters
- On this page a popcorn highpass filter, some inductors and their Q , double tuned bandpass filters and simple Cohn Crystal ladder IF filters are presented.
[ Hits: 861 | Votes: 0 | Rating: 0 ]
- W3LPL Receiving Bandpass Filters
- Project of receive only filters optimized for minimal loss and very high rejection of frequencies below 75% of the filter center frequency by K1TTT
[ Hits: 1009 | Votes: 0 | Rating: 0 ]
- High Pass Filters
- Understand how high pass filters are done
[ Hits: 582 | Votes: 0 | Rating: 0 ]
- Highpass filter calculator
- Butterworth Highpass Filter Designer
[ Hits: 408 | Votes: 4 | Rating: 2.75 ]
- 432 144 MHz Notch Filter
- Combined 432 MHz High-Pass - 144 MHz Notch Filter By Bertrand Zauhar, VE2ZAZ
[ Hits: 455 | Votes: 1 | Rating: 1 ]
- 6m High Pass TVI filter
- Are you suffering from TVI? Then why not try this filter for size. It is a three-stage high-pass filter that blocks low-frequency 50MHz signals while letting through UHF TV.
[ Hits: 1446 | Votes: 2 | Rating: 3 ]
- 1.8-54 Mhz Low pass filter
- An easy to make HF low pass filter form high power
[ Hits: 3758 | Votes: 3 | Rating: 4.67 ]
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