Maintenance has been completed! A rare Yamaha channel divider has arrived. An electronic crossover network equipped with a continuously variable crossover frequency, a three-stage slope selector, and a Q control circuit. There are small scratches on the whole (Shota Sasaki)
Maintenance Information: 2022.9.11 Maintained (all switches disassembled contacts polished contact cleaner applied. (Input/output pin jack polishing)
Accessories: nothing
Main specifications: Crossover frequency Low-Mid: 50Hz, 100Hz, 200Hz, 400Hz, 800Hz Mid-High: 800Hz, 1.6kHz, 3.2kHz, 6.4kHz, 12.8kHz Low-Mid: 35Hz to 1.13kHz continuously variable by crossover fine-tuning knob, Mid-High: 565Hz to 18.1 kHz continuously variable W435 × H72 × D349mm 7.5kg
Maintained! A pretty rare Yamaha channel divider. An electronic crossover network equipped with continuously variable crossover frequency, a 3-stage slope selector, and a Q control circuit. It is for 2 to 3 ways. There are many scratches on the top plate, and other dullness and small scratches appropriate to the model year (Sasaki Shota)
Maintenance information: 2024.4.4 maintained (all 3WAY/2WAY changeover switches and front panel changeover switches are disassembled, their contacts are polished, and contact cleaner is applied. (Volume contact correction)
Accessories: none
Main specifications: crossover frequency Low-Mid: 50 Hz, 100 Hz, 200 Hz, 400 Hz, 800 Hz Mid-High: 800 Hz, 1.6 kHz, 3.2 kHz, 6.4 kHz, 12.8 kHz Low-Mid: 35 Hz to 1.13 kHz continuously variable by crossover fine adjustment knob, Mid-High: 565 Hz to 18.1 kHz continuously variable W435 × H72 × D349 mm 7.5 kg
*There is no problem with operation, but since it is a commercial device, it is currently sold. Yamaha's 2WAY/4WAY mono commercial channel divider. The right part of the front is cracked. There is an overall feeling of use (Daiki Goto)
Maintenance information: 2023.6.8 operation confirmed
Accessories: none
Main specifications: W480 x H90 x D295 mm 7.4 kg
*There is no problem with operation, but since it is a commercial device, it is currently sold. Yamaha's 2WAY/4WAY mono commercial channel divider. The right part of the front is cracked. There is an overall feeling of use (Daiki Goto)
Maintenance information: 2023.6.8 operation confirmed
Accessories: none
Main specifications: W480 x H90 x D295 mm 7.4 kg
Disposal prices have been reduced! Member prices are not applicable. 2023/12/7 Sales price 698,000 yen Maintained! VIOLA channel divider. 680Hz/2way specification A choke input transformer, which is VIOLA's family art, is used. This reduces electromagnetic interference and greatly reduces electrical stress generated on the power supply unit. Furthermore, it is designed to be resistant to noise and distortion from AC lines so that the power of AC power supplies can be used to the fullest (Fujisawa Yukishi)
Maintenance information: 2023.12.6 Maintenance has been completed (all have been replaced due to poor operation due to oil sticking to the VOL knob for gain adjustment (only the outer knob has been replaced and the original VOL continues to be used), and the specs and blocking characteristics have been checked. (The measured cross frequency was 680 Hz)
Accessories: power supply unit, power cable, connection cable
Main Specifications: Crossover 680 Hz Main Unit W447 x H45 x D406 mm Weight 8.5 kg Power Unit W223 x H91 x D406 mm Weight 9.1 kg
The price has been drastically reduced. 2022/8/7 selling price 178,000 yen Maintained! Variable frequency channel divider With 4 built-in 18dB/oct filters, 2-way/3-way, mono 4-way/5-way can be selected by switch. Transformers are used for all inputs and outputs, which increases the freshness of the sound quality itself, and makes cuts and grain outstanding. I have the impression that the sound is approaching like a fist. Stains, dullness, rust, scratches, etc. due to aging are noticeable (Daiki Goto)
Maintenance information: 2022.8.7 Maintained (MODE SW and crossover VOL, etc. All cleaning (noise due to poor contact), waveform aging check.)
Accessories: power cable, instruction manual
Main specifications: 2way/3way (stereo) 4way/5way (mono) each crossover frequency steplessly variable W483 × H89 × D248 mm 4.5 kg