audio filter

audio filter

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• Breadboard Radio - Maker of QRP Kits, QRP CW receiver and transmitters, audio CW Filters, antenna tuners, dummy loads, and morse code practice oscillator
  [ Hits: 1313 | Votes: 1 | Rating: 10 ]

• Digital Mode General Operating Tips - Start by getting your audio levels sorted out, Having your levels correct is critical to maximum effectiveness in both TX quality and also for being able to decode signals properly. Guide to Filters and other Rig Settings to optimize your output signal
  [ Hits: 183 | Votes: 1 | Rating: 9 ]

• Audio filters and speakers - Review of common audio speakers for mobile setups
  [ Hits: 534 | Votes: 0 | Rating: 0 ]

• ICOM 756 and 756PRO - Ini this article the author compare the Icom 756 and Icom IC 756 PRO. Comparison is very detailed and includes S Meter Calibration, Microphone Gain, Transverter Jack, the noise blanked, the spectrum analyzer, audio quality, notch filter, compression meter, noise reduction, sensivity and filter settings along to many other features making this article a must for who want to compare this two models
  [ Hits: 234 | Votes: 1 | Rating: 8 ]

• Icom IC-R20 discriminator mod - An illustrated modification for the Icom IC-R20 receiver to locate and use the unfiltered audio.
  [ Hits: 667 | Votes: 2 | Rating: 5 ]

• Ham Supply - Ham Supply continue to manufacturer the fine Idiom Press electronic keyer, audio filter and other Ham Radio related products
  [ Hits: 429 | Votes: 1 | Rating: 10 ]

• EvoSpice - A numerical optimizer (solver) for LTSpice IV. Uses a fast evolutionary algorithm. You can use EvoSpice to design high efficiency power supplies, audio filters, low noise RF amplifiers and an endless list of other applications
  [ Hits: 567 | Votes: 0 | Rating: 0 ]

• A switched Capacitor Audio Filter - Here is a rather nice audio filter for use with Ham Radio gear. It features switchable operation as a -32 dB per octave low pass or notch filter having a 200Hz-2500Hz tunable cutoff frequency, buffered input and output, switch selectable filter bypass function, and good stability. T
  [ Hits: 72 | Votes: 0 | Rating: 0 ]
• JRC NVA-88 Modification - Adding 2 RCA inputs, 1 high impedance filtered audio output RCA 3, 3 HIGH PASS filters, 3 LOW PAS filters to the JRC NVA88 Speaker
  [ Hits: 54 | Votes: 0 | Rating: 0 ]

• Audio CW Filter - An home madek Audio CW Filter made simply using SMD Components
  [ Hits: 173 | Votes: 0 | Rating: 0 ]

• A CW Sidetone Bypass - A CW sidetone bypass for the NESCAF audio filter, a small and low cost circuit that works great.
  [ Hits: 482 | Votes: 0 | Rating: 0 ]

• Switched Capacitive Audio Filter - NEScaf: A Switched Capacitive Audio Filter
  [ Hits: 404 | Votes: 0 | Rating: 0 ]

• Mains Filter for EMC & Noise Reduction - This article shows how to make a mains filter that can be extremely effective in reducing and in some cases eliminating completely EMC from the electricity supplying your shack
  [ Hits: 308 | Votes: 3 | Rating: 3.67 ]

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