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E850506_K3 Audio Protection Assembly – Elecraft
https://elecraft.com/products/e850506-k3-audio-protection-assembly
Classic Transceivers (K2, K1, KX1) Transverters. Test Equipment. Full-Solder Kits. Non-Downloadable Firmware. Accessories (Speaker, Mics, Power Supply, Compact Cases, K-Pod) Books & Manuals. Shipping Box Sets (Item return for Servicing) Elecraft Wear.
K3 Enhancements and Mods and Tech Alerts – Elecraft
https://elecraft.com/pages/k3-enhancements-and-mods-and-tech-alerts
Older K3 Mods and Enhancements - were incorporated into production shipments: Elecraft K3 Audio Output Chip Protection Modification Installation Instructions: This modification adds a 1-ohm resistance to each speaker output that tests show prevents failure even under these conditions. Some soldering of leaded parts is required to make this ...
K3S Transceiver – Elecraft
https://elecraft.com/products/k3s-transceiver
The KBPF3A option extends receive coverage down to 100 kHz, covers all SWL bands, and allows 0.5 mW transmit output on the 472 kHz (630 m) band for use with external amplifiers. The K3S is the only deluxe transceiver that is targeted at both home and field use. It’s well-suited to demanding DXpedition or Field Day operations.
Elecraft K3 Settings - K5ZD
https://k5zd.com/elecraft-k3-settings/
I have two Elecraft K3 radios that I use for SO2R. I am creating this page to record all of the various settings in the radios so I can find them if needed. N1EU recommended settings for best pileup performance: AGC SLP 000 (maximum slope, instead of horizontal) AGC THR 014 (so AGC doesn’t kick in until signals are very strong) AGC DCY Soft
[Elecraft] Help! K3 God-awful transmit audio
https://elecraft.mailman.qth.narkive.com/8jsS5otZ/help-k3-god-awful-transmit-audio
The audio indeed could be classified as "muffled". Furthermore, it also sounded distorted, as thought the microphone gain was set too high. Oddly, it was distorted independently of the gain setting. I have not had a voice QSO on the K3 since that moment. The K3 transmit audio, at least on 40 meter LSB, was horrid. I would not be overly
https://groups.io/g/Elecraft-K3/topic/k3s_usb_audio_question/16655186?20,0,0,0::recentpostdate%2Fsticky,,,20,2,0,16655186
Click to select the USB Audio CODEC for the K3 (you may have more than one of these) Click Properties (optional) On the General tab, above the Change Icon button, you can give the K3 USB Audio CODEC a new name like K3 USB AUDIO Select the Advanced tab Change the sample rate to 2 channel, 16 bit, 44100 Hz (CD Quality) Click Apply
[Elecraft] K3: USB port - Google Groups
https://groups.google.com/g/elecraft-archive/c/N2xKdbsOSbg
To do audio, you would need not only the USB converter but a hub. and USB Audio CODEC (e.g. PCM8902 or similar). Then Elecraft. would need to build controls for the USB CODEC (ADC/DAC) and do. all the other software support - further burdening the K3 CPU. After all that, all you've done is move the USB soundcard, USB.
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