CA40 Specifications
Scale: 12-note equal temperament
Detection Range : A0 (27.50 Hz) – C8 (4186.01 Hz): for a sine wave
Reference Tone: C4 (261.63 Hz) – C5 (523.25 Hz): 1 octave
Tuning Mode: Meter mode (AUTO), Sound Out mode (MANUAL)
Calibration Range : A4=410 Hz – 480 Hz (1 Hz steps)
Detection Accuracy: ±1 cents or better
Tone Accuracy: ±1.5 cents or better
Connectors: INPUT jack (1/4” monaural phone jack)
Speaker: dynamic speaker (28 mm diameter)
Power Supply: two AAA batteries (3V)
Battery Life: approximately 85 hours (Meter mode, continuous A4 input, zinc-carbon batteries)
Dimensions: 100 (W) x 67 (D) x 17 (H) mm / 3.94” (W) x 2.64” (D) x 0.67” (H)
Weight: 88 g / 0.19 lbs. (with batteries)
Included Items: two AAA batteries for verifying operation
The calibration setting and the Sound Out reference pitch are remembered even when you turn off the power. However when you replace the batteries, these settings will be initialized to the default values; the calibration will return to 440 Hz, and the Sound Out reference pitch will return to A.
Appearance and specifications are subject to change without notice for product improvement.