A cutting-edge unit installed in the high-end model K2 S9800. The unit alone is also highly evaluated, and it stretches flat to a very high range, and it is a dynamic sound. The exterior is good with no conspicuous scratches. Serial 01502, 010030 (Yonejima Satoshi)
Maintenance information: 2024.6.6 sweep test is good
Accessories: No accessories
Main specifications: 15inch pure pulp cone woofer with Alnico 5DG magnet 8Ω 400W playback frequency band 20Hz to 2kHz minimum resonance frequency 26 Hz 94 dB recommended crossover frequency 800 Hz outer diameter 387 mm x depth 235 mm 18 kg
The price has been drastically reduced. 2024/1/13 sale price 99,800 yen rare Gauss 46cm woofer! This is the first model to arrive at Hi-Fi. Unlike JBL woofers, it is characterized by sound tightness and strength of extrusion. It also seems interesting to use it as a 4345 woofer (Sasaki Shota)
Main specifications: Ferrite magnet 46cm woofer impedance 8Ω (measured DC resistance value 6.3Ω, 6.0Ω) 8.7kg (actual measurement)
Hi-Fi's first Trilogue series subwoofer has arrived! Not only for those using the Trilogue speaker, it also demonstrates sufficient performance as a standalone unit. This is a spike specification. There are wrinkles on the exterior like wrap marks. Serial 30-07-00 (Tamura Eiji)
Maintenance information: 2024.5.30 Operation confirmed
Accessories: power cable, saran net, original box
Main specifications: built-in power amplifier, 2 speakers, bass reflex, built-in power amplifier output, 200W, high frequency cutoff frequency 40/50/60hz, W380 x H540 x D650 mm, weight 45 kg
Hi-Fi's first Trilogue series subwoofer has arrived! Not only for those using the Trilogue speaker, it also demonstrates sufficient performance as a standalone unit. This one is not compatible with spikes. The exterior has dullness and scratches. Serial 30-07-00 (Tamura Eiji)
Maintenance information: 2024.5.30 Operation confirmed
Accessories: power cable, saran net, original box
Main specifications: built-in power amplifier, 2 speakers, bass reflex, built-in power amplifier output, 200W, high frequency cutoff frequency 40/50/60hz, W380 x H540 x D650 mm, weight 45 kg
The price has been reduced! 2024/5/17 sales price 59,800 yen C-Quenze series woofers are in stock from Danish Audio Technology. Strong magnets are combined with soft edges and dampers to produce an amazingly rich finish and firm bass. Serial 26877, 26883 (Fujisawa Yukishi)
Maintenance information: 2024.5.17 Operation confirmed
Accessories: No accessories
Main specifications: aperture: 15 cm, impedance: 8 ohms, output: 120 W, efficiency: 88 dB, outer diameter: 155 mm, depth: 74 mm, opening dimensions: 131 mm, weight: 2.0 kg
*Since corn paper is coated, it is inexpensive and is currently sold. A 30cm woofer unit attached to representative series from 4311B to 4312MK2. This unit is representative of JBL. It makes me feel the good overhang, which is typical of JBL. How about spares etc. (Oikawa Tetsuji)
Maintenance information: 2024.4.23 Operation confirmed
Accessories: none
Main Specifications: 30cm Woofer Unit Maximum Input: 75W Sound Pressure Level: 89dB Playback Frequency Band: 40 to 3kHz Recommended Cross: ~1.5 kHz Impedance: 8 ohms Diameter 310 x Depth 107 mm 6 kg
※1 bottle only. Woofer for the famous Japanese instrument 2S-305. The Alnico magnet makes a pleasant low frequency. How about for repairs or for a new system? The urethane part is defective due to deterioration. (FUJISAWA KOSHI)
Maintenance information: 2024.5.18 Operation confirmed
Accessories: No accessories
Main specifications: Alnico magnet, 30 cm, 8 ohms, 20 W, 40 Hz to 1500 Hz, diameter: 313 x depth: 168 mm, weight: 8.5 kg
There is no problem with the operation, but it will be handed over as is. Yamaha subwoofer. You can easily enjoy powerful sound. The high-cut filter allows you to listen in the desired range, so the range of uses also expands. The exterior has a slightly raised part on the top plate, and there is a scratch on the back corner (Mizusaki Ryo)
Maintenance information: 2024.5.9 sound output confirmed
Accessories: none
Main specifications: A-YST method anti-magnetic amplifier output 250W playback frequency band 20Hz to 160Hz high-cut filter frequency 40Hz to 140Hz continuously variable W340 x H432 x D370 mm 17 kg