audio filter

33 links

Eurofrequence - Hans-Joerg Dierking
Accessories like universal audiofilter Mixer interface for sound card highvoltage powersupply accessories for 706 hamradio ...

[ Hits: 2979 | Votes: 13 | Rating: 7.8 ]

Timewave
Sells leading edge voice and digital communications products to the world wide military government industrial ...

[ Hits: 4103 | Votes: 3 | Rating: 5.33 ]

MFJ Enterprises - MFJ ^pop
MFJ manufacturer of ham radio antenna products antenna tuners antenna analyzers morse code CW SWR ...

[ Hits: 44199 | Votes: 33 | Rating: 6.84 ]

Idiom Press
CW keyers Logikey and antenna rotator controll like rotor ez and active audio low pass ...

[ Hits: 2701 | Votes: 2 | Rating: 9.5 ]

Micro908 Kit
A re usable control computing platform for antenna measurement PSK31 digital modems audio filtering signal ...

[ Hits: 1570 | Votes: 1 | Rating: 10 ]

Sherwood Engineering Inc.
Cooling kits, drake filters, speach processors, audio switch boxes, synchronous AM detectors,

[ Hits: 1162 | Votes: 4 | Rating: 5.5 ]

Audio CW Filter
A very effective AF Adaptor with built in noise blanker and 30 Hz CW filter ...

[ Hits: 1523 | Votes: 3 | Rating: 5.67 ]

HamCalc v1.3 ^pop
HamCalc is a free collection of calculators for radio amateurs include Antenna ERP calculations Attenuators ...

[ Hits: 28848 | Votes: 114 | Rating: 5.57 ]

Free programmable DSP-Filter ^pop
Free programmable LOW/HIGH/BANDPASS FIR filter in the audio range 0-4kHz

[ Hits: 30339 | Votes: 86 | Rating: 5.82 ]
WD6CNF DSP Filter - WD6CNF
Audio Digital Filter two bandpass filters three notch filters two noise filters graphical setting of ...

[ Hits: 4902 | Votes: 2 | Rating: 10 ]
FreqTweak - K. Uusitalo
FreqTweak is a tool for FFT based realtime audio spectral manipulation and display for Linux ...

[ Hits: 1392 | Votes: 3 | Rating: 9 ]

Spectran
Program designed to do spectral analysis and real time audio filtering on reception of audio ...

[ Hits: 5924 | Votes: 11 | Rating: 8.55 ]
Spectrum Lab ^pop
DL4YHF s Audio Spectrum Analyser Spectrum Lab or Speclab started as a simple FFT program ...

[ Hits: 47780 | Votes: 56 | Rating: 6.97 ]

HamView
A freeware program to dig out weak signals buried in noise functionally similar to the ...

[ Hits: 7565 | Votes: 3 | Rating: 5 ]

Audio processor for SSB transceiver
This circuit consists of microphone amplifier and a high pass filter Suitable to improve signal ...

[ Hits: 1448 | Votes: 1 | Rating: 1 ]
Low Pass Audio Filter
440 Hertz peaked low pass audio filter experiments

[ Hits: 919 | Votes: 1 | Rating: 7 ]

Hombrewing an HF Transceiver
This page will describe the construction of a multi band SSB transceiver with all its ...

[ Hits: 4366 | Votes: 6 | Rating: 8.33 ]

The smk-1 on 20m
Taking the venerable SMK 1 design to 20m and adding an RF amp audio filter ...

[ Hits: 919 | Votes: 0 | Rating: 0 ]
QRP NESCAF Kit
The New England QRP NESCAF Kit Switched Capacitor Audio Filter by N5ESE

[ Hits: 473 | Votes: 0 | Rating: 0 ]

30 m Band Direct Conversion Receiver
The direct conversion receiver described consists of only a bandpass filter mixer IC VFO and ...

[ Hits: 769 | Votes: 1 | Rating: 4 ]