The worlds finest code practice oscillator is designed for demanding classroom use and abuse. it produces a true pure sine wave side tone with no trace of harsh keyclicks. You'll hear the clearest, sweetest sounding cW you have ever heard.
Delivers a full one watt into a built-in 3 inch speaker fills an entire room. Low distortion less than .2% total harmonic distortion from it's BTL (Bridge-Tied-Load) amplifier.
Has volume control, 400 - 1000 Hz tone control, on/off switch, power on LED, 1/4 inch key jack, 3.5 mm external speaker jack, uses 12 VDC. All metal enclosure.
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