Digital Amateur Hardware

RF Hardware

• Analog radios adapted for digital uses (a la telephone modems)
• 1200 bps AFSK still predominant speed
• 9600 bps FSK usage growing
• limited 56 kbps MSK use
• very limited operation at 230 kbps and faster

Digital Hardware

• Personal Computer
• Wireline H/W adapted, most use COM ports not DMA
• Switch/Routing functions performed in dedicated box (or PC)