lp filter

lp filter

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• Single coax filter - Coax Stubs for filters to help separate stations
  [ Hits: 344 | Votes: 0 | Rating: 0 ]

• HF Operations: The Difference with HF - A complete guide on using the HF amateur radio bands, and the differences with VHF, using filters, influence of solar weather, the split mode and phonetic alphabets.
  [ Hits: 335 | Votes: 2 | Rating: 8.5 ]

• Baofeng UV-3R Low pass Filter Mod - This page describes a fix to the Low Pass Filter that provides more filtering of the second harmonic of 144-148 MHz.
  [ Hits: 1386 | Votes: 3 | Rating: 5 ]
• Baofeng LPF mod by G0FTD - A modification of the UV3R Baofeng handheld transceiver to improve the built in low pass filter
  [ Hits: 404 | Votes: 0 | Rating: 0 ]

• DX Cluster for Android - DX Cluster is an DX Cluster client for Android smartphones DX Cluster supports: Real time DX spots, Different band and mode filters, A country filter for spotter or the spots, Prefix or call sign alarms
  [ Hits: 6573 | Votes: 15 | Rating: 6.94 ]
• DX Cluster for Android - Get live DX spots on your Android device. DX Cluster for android is a real time DX spots client, show different bands and mode filters, a country filter for spotter or the spots, prefix or call sign alarms. Download from Wolphi Solutions
  [ Hits: 996 | Votes: 2 | Rating: 5 ]

• 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: 1193 | Votes: 1 | Rating: 10 ]

• FILPRO - The most flexible and powerful Microwave and RF Filter and Multiplexer Design Software. Download Filpro-student.zip
  [ Hits: 6347 | Votes: 23 | Rating: 6.13 ]
• FilterCAD - 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: 11767 | Votes: 28 | Rating: 5.03 ]
• AADE Filter Design  ^updated - 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: 24849 | Votes: 114 | Rating: 7.17 ]

• 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 low pass filter circuit - A simple 7 element, Chebyshev low pass filter, rolls of at 30MHz. Attenuation is better than -40dB at 60MHz, -65dB at 90MHz, -80dB at 120MHz.
  [ Hits: 5303 | Votes: 21 | Rating: 6.1 ]
• Narrow Band-Pass filter for HF - Band-pass filters can be critical components in competitive stations. This setup may help put your station on the map.
  [ Hits: 2563 | Votes: 1 | Rating: 1 ]
• High-Pass Filter Design - Online high pass filter design page with introduction to high-pass filters by K7MEM
  [ Hits: 669 | Votes: 2 | Rating: 1 ]
• 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: 1083 | Votes: 0 | Rating: 0 ]
• 50 MHz Terminating Low Pass Filter - This low pass filter terminates all harmonics from the 2nd to above the 10th harmonic in a better than 15 db return loss load
  [ Hits: 540 | Votes: 0 | Rating: 0 ]
• Use Band Pass Filters to clean up Signals - Clean Up Your Signals with Band-Pass Filters, a two-parts article published in this PDF file from a June 1998 QST article
  [ Hits: 787 | Votes: 1 | Rating: 1 ]
• Tunable BandPass Filter - A homemade tunable bandpass filter for all HF bands from 160m to 10m
  [ Hits: 1120 | Votes: 3 | Rating: 5.67 ]
• 30 Meter Band Pass Filter - A homemade band pass filter for the 30 meter band based on the original VE7BPO design
  [ Hits: 595 | Votes: 1 | Rating: 6 ]

• 144 Mhz Stop band TVI filters - A High pass filter will not help, use a stop-band filter to notch out the beast.
  [ Hits: 725 | Votes: 1 | Rating: 2 ]

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