EARAMP - ZX Spectrum EAR input amplifier


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EARAMP is an audio signal amplifier for EAR input (program loading input) of ZX Spectrum computer. It allows for easy loading of games and applications through audio output of modern PC or laptop sound card. ZX Spectrum computers require a signal level of 0-5V to correctly recognize bits 0 and 1 of the loaded software, while the standard headphone output of a modern computer achieves approximately 1V audio signal amplitude. The EARAMP is a simple audio amplifier powered from an USB port and plugged between the computer's headphone output and the EAR ZX Spectrum input.
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Lutz Electronics

United States