Driver magnetic circuit gap cleaning etc. have been completely overhauled not only inside but all exterior paint, etc. A theatrical speaker system representing Altec as “Voice of the Theater.” The hot, powerful horn sound is so sensual. The enclosure is also Yonematsu and is light, yet the balance with the bass that resonates well is wonderful, and you can feel the temperature well in the sound (Sasaki Shota)
Maintenance information: 2026.2.3 maintenance completed (exterior repair/full painting. Saran net replacement. horn paint. Woofer maintenance: viscoid adjustment/terminal cleaning. Driver maintenance: magnetic circuit gap cleaning center adjustment, resonance repair, terminal cleaning, new BELDEN wiring. Network maintenance: frequency characteristics check, ATT section cleaning)
Accessories: none
Key Specifications: Woofer: 515B/ Driver: 288-16G/ Horn: 311-90/ Network: N-500F-A/Enclosure: 825B W760 x H1,375 x D610 mm Weight 75.6 kg
Speaker cable, 2.6 m pair, Y lug on one side, O-terminal end, highly conductive tinned copper, 2-core twisted pair structure, flat, with little coloring. There is a feeling of use on the exterior such as yellowing and dirt (Takahashi Nobuyuki)
Maintenance information: 2026.2.3 continuity confirmed
Accessories: none
The 1.5m pair terminal of the phone-RCA cable is a standard BELDEN line cable that clearly shows the outline of the REAN (NEUTRIK) terminal sound while having a firm thickness, especially in the mid to low range. The exterior has a feeling of use such as dullness and dirt (Takahashi Nobuyuki)
Maintenance information: 2026.2.3 continuity confirmed
Accessories: none
XLR cable with 1.0m peer-notric terminal, 3-core specification for the popular line cable “8412.” There is a sense of power throughout the entire range, and the warm sound quality with thick mid-low to mid-range is attractive. (FUJISAWA KOSHI)
Maintenance information: 2026.2.3 continuity confirmed
Accessories: No accessories
RCA cable 1.0m pair standard interconnect cable along with Onkodo RCA plug 8412. The thick and mild American sound is attractive because it uses an 18 AWG line. (FUJISAWA KOSHI)
Maintenance information: 2026.2.3 continuity confirmed
Accessories: No accessories
3-core version of the 88760 XLR cable with 1.5m peer-notric terminal The Teflon jacket completely blocks outside noise. (FUJISAWA KOSHI)
Maintenance information: 2026.2.3 continuity confirmed
Accessories: No accessories
Standard interconnect cable along with the 1.0m pair of XLR cables REAN (manufactured by Neutrik) gold-plated shell/plug 8412. The thick and mild American sound is attractive because it uses an 18 AWG line. (FUJISAWA KOSHI)
Maintenance information: 2026.2.3 continuity confirmed
Accessories: No accessories
RCA cable 0.95 m pair This is a standard BELDEN line cable that has a firm thickness in the mid to low range while clearly showing the outline of the sound. (FUJISAWA KOSHI)
Maintenance information: 2026.2.3 continuity confirmed
Accessories: No accessories
Sold out cable, 3.4 m pair of unplated pure copper wires, 14AWG extra thick single wire with 2 cores, uses PVC for the sheath and polyurethane insulator. By using a single-wire conductor that does not generate stray current, there is no extra incidental sound, and it transmits a clear signal with extremely little noise or distortion. There is discoloration on the sheath (Tamura Eiji)
Maintenance information: 2026.1.21 continuity confirmed
Accessories: none
The Phone-XLR cable is finished with a 1.0 m pair of 2-core shields and a Neutrik gold-plated plug (NF2C-B/2) to enable high quality transmission between RCA terminals. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Maintenance information: 2025.11.1 continuity confirmed
Accessories: none
LAN cable 2.0m CAT.6 model not often seen in Japan. The line itself is thick and hard in the twisting direction, so it is slightly difficult to handle. There are abrasions on the sheath (Kojima Yosuke)
Accessories: none
Due to the unprocessed twist specification at the 0.9 m pair end of the speaker cable, it is less susceptible to sound quality deterioration due to magnetic effects, and the sound is straight. You can see the exterior, dullness, and feeling of use (Watanabe Hisaaki)
Maintenance information: 2025.10.13 continuity confirmed
Accessories: none