Dimensions: 4.4" (11.2cm) x 2.4" (6.1cm) x 1.4 (3.4cm) HxWxD. Weight: 246 g / 8.7 oz (including battery). Output: True bypass, muted output. Zero load on signal when tuner is off. Output muted when tuner is on.
Can also be configured to pass the signal through while tuning. Tuning Range: C0 (16.35 Hz) to C8 (4,186.0 Hz).
02 Cents (calibrated crystal oscillator). Reference Pitch: A4 = 300.0 Hz to 599.9 Hz in. Jacks: Input, Output (1/4) external 9 VDC, parallel 9 VDC. Power Supply: 9 Volt Alkaline Battery(included), or external 9 Volt DC adapter (optional).
Power Consumption: 48 mA typ. Gives 12 Hour continuous operation with alkaline battery.