high pass33 links
Ham Radio : Personal Pages
- F9HS VHF EME
- My hamradio activity : very high frequency communications using the moon as a passive reflector.
[ Hits: 821 | Votes: 3 | Rating: 6.33 ]
- 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: 2043 | Votes: 0 | Rating: 0.00 ]
- 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: 1326 | Votes: 2 | Rating: 1.00 ]
- Tecom industries product line encompasses a wide range of highly sensitive active and passive antennas for use in airborne and ground applications, providing complete coverage of the 20 MHz to 40 GHz frequency range.
[ Hits: 263 | Votes: 0 | Rating: 0.00 ]
- SuperPass Company Inc.
- Antenna manufactuer, Panel antennas, sector panel antennas, high gain for ISM, MMDS, PCS, GSM, CDMA, TDMA, 400MHz, 900MHz,1.9GHz, 2.4GHz, 2.7GHz, 3.5GHz,5.8GHz. Broadband wireless applications for ISP,ASP.
[ Hits: 1830 | Votes: 4 | Rating: 5.50 ]
- Simple freeware tool to calculate several kinds of HF filters. Use to calculate L-C and R-C band filters and bandpasses, L-C, L-R and R-C highpasses and lowpasses, coils and capacitors.
[ Hits: 5220 | Votes: 13 | Rating: 5.46 ]
- 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: 1074 | Votes: 1 | Rating: 10.00 ]
- Free programmable DSP-Filter
- Free programmable LOW/HIGH/BANDPASS FIR filter in the audio range 0-4kHz
[ Hits: 29036 | Votes: 83 | Rating: 5.80 ]
- 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: 5877 | Votes: 14 | Rating: 8.14 ]
- 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: 10783 | Votes: 24 | Rating: 4.71 ]
- 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: 22178 | Votes: 88 | Rating: 7.16 ]
- This program expedites the design of lumped-element diplexers using both the lowpass/highpass and the bandpass/bandstop topologies.
[ Hits: 1304 | Votes: 5 | Rating: 4.60 ]
- Audio processor for SSB transceiver
- This circuit consists of microphone amplifier and a high pass filter. Suitable to improve signal readability.
[ Hits: 1299 | Votes: 1 | Rating: 1.00 ]
- 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: 7849 | Votes: 14 | Rating: 5.50 ]
- 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: 1827 | Votes: 1 | Rating: 10.00 ]
- 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: 1036 | Votes: 7 | Rating: 5.57 ]
- High-Pass Filter Design
- Online high pass filter design page with introduction to high-pass filters by K7MEM
[ Hits: 535 | Votes: 2 | Rating: 1.00 ]
- 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: 771 | Votes: 0 | Rating: 0.00 ]
- 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: 1370 | Votes: 2 | Rating: 3.00 ]
- 1.8-54 Mhz Low pass filter
- An easy to make HF low pass filter form high power
[ Hits: 3587 | Votes: 2 | Rating: 2.00 ]
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