It is an analyzer that can measure the listening room environment and speakers. Measurements can be performed in the 20 Hz to 20 kHz band. It is also battery-operated, compact, and easy to use. The exterior is dull, and there is a feeling of use such as scratches. Serial MC5J21B003 (Jun Tamai)
Maintenance information: 2024.3.18 simple check OK
Accessories: original box microphone
Main specifications: oscillation signal wobble tone (modulation frequency 8 Hz) oscillation frequency 20 to 20 kHz (measurement point 31) power supply 9V battery (S-006P x 1) microphone: back electret condenser type omnidirectional frequency characteristics 20 Hz to 20 kHz power supply 1.5V (SUM-3 x 1) W430 x H53 x D158 mm 1.0 kg