Description
SANSUI CD-10 4Way Electronic Frequency Crossover Dividing Network Vintage Audio Domo Arigato! Welcome, Thank you for your visit. Description Operation confirmed. The appearance has small scratches, dullness, dirt, etc. due to normal use. For other appearances, please refer to the photo. *The power supply voltage is AC 100V specification in Japan.Please be careful about the voltage in your country.If the power supply voltage is different, you will need a voltage transformer. Overview The filter circuit consists of an emitter follower circuit with two PNP-NPN low-noise transistors in all stages.In particular, the buffer amplifier in the input stage consists of four L/R circuits and is designed to take advantage of the original performance of the buffer amplifier, resulting in a high signal-to-noise ratio and low distortion.In addition, the ±2 power supply system allows the input/output circuits of each frequency selector stage to be at 0 V potential, so there is no click noise no matter which frequency selector is switched during use. The CD-10 supports up to a 4-way system to accommodate the element of using a wider bandwidth by adding a super tweeter or subwoofer to the 3-way system. In addition, six different frequency bandwidths can be divided by the mode selector on the back panel, from 2-way to 4-way, depending on the combination of the four divided bandwidths: low, mid-low, mid-high, and high. The crossover frequency can be selected from 60Hz to 600Hz for the low-mid range, from 300Hz to 3kHz for the low-mid to high range, and from 1.5kHz to 15kHz for the high-mid to high range.Furthermore, the crossover frequencies on the low and high frequency side of each divided band can be changed independently, allowing the overlap portion to be adjusted freely in addition to the usual -3dB crossover point. There are two cutoff slopes, sharp 18dB/oct and 12dB/oct, which can be switched at both ends of the low and high frequency side of each band to be crossed. The -3dB point of each cutoff slope is exactly the same, so that a characteristic cutoff frequency can be obtained under any conditions.The switch is located on the front panel, just like the frequency selector, so that the user can select the desired frequency while listening to the actual sound. The level of each band can be adjusted independently. The low frequency range is located on the back panel, and the mid-low, mid-high, and high frequency ranges are located on the front panel, making it possible to accommodate all differences in cone and horn type units, as well as differences in efficiency. Low frequency compensation is possible with the low booster.The knob is located on the rear panel and can compensate from 0 to 8 dB at 20 Hz in 10 steps. Furthermore, the turnover frequency can be switched between 60Hz and 100Hz to improve the sense of volume in the ultra-low frequency range, which tends to be lacking. Specifications Type: Channel dividerCircuit method : 2, 3, 4-way NF filterMaximum output: 8V (THD 0.1% or less)Rated output: 5VTotal harmonic distortion: 0.008% or less (at rated output)SN ratio: 90 dB or better (at rated output)Input impedance: 150k?Load Impedance: 10k?Cutoff frequency (±10%):F1: 60, 75, 95, 120, 150, 190,240, 300, 380, 480, 600HzF2: 300, 380, 480, 600, 750, 950,1.2k, 1.5k, 1.9k, 2.4k, 3kHzF3: 1.5k, 1.9k, 2.4k, 3k, 3.8k, 4.8k,6k, 7.5k, 9.5k, 12k, 15kHzCutoff characteristics: 18dB/oct, 12dB/oct (low-frequency side, high-frequency side)Low boost: 0 to +8dB(20Hz)Low boost turnover: 60Hz, 100HzPower consumption: 10WPower supply : AC100V, 50Hz/60HzDimensions: W 482 x H 88 x D 305mmWeight: 6.4kg Shipping Shipping is only available to the address registered in eBay. Shipping is by FedEx or EMS. Free Shipping Returns Unconditional Return Policy Customer service and satisfaction are very important to us.I have an unconditional return policy if notified within 30 of the receipt of the item. All returned items must be the original condition.All return requests must be made within 30 days of the receipt of the item. Please contact me first for return before you ship it back to me.The postage of the returned goods is a buyer burden. International Buyers Please Note:Import duties, taxes and charges are not included in the item price or shipping charges.These charges are the buyer’s responsibility.Please check with your country’s customs office to determine what these additional costs will be prior to bidding/buying.These charges are normally collected by the delivering freight (shipping) company or when you pick the item up -do not confuse them for additional shipping charges.We do not mark merchandise values below value or mark items as “gifts” -US and International government regulations prohibit such behavior. I am sorry but we can not arrange that because it is illegal in Japan.Thank you.
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