# My EP Record Collection 【OTTO CD-4 Adjustment Record】 This is an adjustment record to fully utilize the performance of the OTTO stereo CD-4, a 4-channel record. The contents are: SIDE A 1. CD-4 playback unit adjustment narration 2. [CH1-CH2/Front Left - Rear Left] separation adjustment signal 3. [CH3-CH4/Front Right - Rear Right] separation adjustment signal 4. 4-channel balance check 5. 30kHz level adjustment signal / SIDE B: "The Godfather Love Theme" ※ No skips ※ Some crackling noise ※ Several instances of clicking noise ※ Although I have cleaned it simply, clicking noise, popping noise, and crackling noise may occur due to remaining dust and dirt. Please clean it yourself. The needle of the buyer's record player may be soiled with dust due to the long-term storage of the record. Discoloration of the record surface due to aging (vinyl discoloration) is not subject to evaluation. The outer vinyl has some dirt and aging. Please consider this item with the understanding that it is a used record. Thank you for looking. #Showa #Retro #Stereo #4Channel #Sanyo