Chuck aa0hw's Blog – October 2009 Archive (2)

• VLF-LF QRQ CW RF over ip - using an experimental REMOTE VLF-LF BAND Transmitter-Receiver server setup
• 20 Watt VLF QRQ CW transmitter(18.200 Khz) - AD5DZ CW Keyer, Audio Amp, 4 to 1 Balun, Delta Loop
• Narrow Band QRQ CW filter, 50 hz wide, 2 APP combo to get rid of ringing & howling - 50 wpm test
• VLF Transmitter(delta loop) - VLF Receiver(Ferrite Core Bipolar Tesla Coil) - QRQ CW demo
• Windows 10 laptop, transmitting @ 8 Khz on VLF band, QRQ CW @80 wpm - Received on Linux Laptop using SAQrx SDR RCVR
• Receiving a QRQ CW signal on VLF using QUISK SDR and wire antenna attached to sound card input
• QRQ CW LAB - Testing a REMOTE RIG CW KEYING setup using a Raspberry PI::Rig interface

• VIRTUAL AUDIO DEVICE - VB-AUDIO VIRTUAL CABLE
• SCIENCE PROVES THAT MORSE CODE INCREASES THE AMOUNT OF NEURONS IN YOUR BRAIN
• Qrq cw qso via an internet remote keyed rig using all free software
• Using Virtual Serial Ports for Ham Radio - Dahdidah's Software CW Keyer
• Remote Rig QRQ CW setup using Gstreamer, Laptop & Raspberry PI::RIG interface - LIVE CW QSO demo
• CODE PRACTICE OSCILLATOR powered by any computer MIC JACK - no batteries needed - EVER -
• The advantage of using an ASIO SOUND CARD when using your paddles with a software cw keyer on your computer

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