The disposal price has been reduced. Member discounts are not applicable. 2024/3/20 sales price 128,000 yen Maintained! Quad power amplifier. Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. You can see a feeling of use such as appearance, dullness, abrasions, scratches, stains, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.3.19 maintenance (DIN connector replacement, resistance in both other channels, capacitor replacement, each Tr all check)
Accessories: connection cable, power cable, instruction manual (copy)
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
Unfortunately, production of the 4312 monitor is a miniature bookshelf speaker. It is a speaker with dry low frequencies, sharp high frequencies, and a compact yet comfortable speaker that can be played energetically like a JBL. The exterior has dullness and slight sunburn on the back corner. Serial FY0009-008869, FY0009-008870 (Murakoshi Yoichi)
Maintenance information: 2024.5.14 sound output confirmed
Accessories: saran net
Main specifications: 3-way bass reflex system bookshelf frequency characteristics 55 Hz to 50 kHz crossover 7 kHz, 12 kHz impedance 6 ohms output sound pressure level 90 dB W181 x H300 x D180 mm 4.0 kg
Set of 5 LP/SP switchable replacement needle for Columbia PU-1270, PU-1280, and SPC-310 DTS-2 compatible Unopened, operation unconfirmed (Hiura Katsuji)
Maintenance Information: Operation Unconfirmed
Accessories: original box
The price has been drastically reduced. 2024/5/9 sales price 128,000 yen Maintained in 2023/10! Late QUAD44 with CD input terminal. It's not flashy, but the thick, glossy tone is attractive. In particular, it softens female vocals. The exterior has a feeling of use such as dullness and small scratches. Serial Q031658 (Murakoshi Yoichi)
Maintenance information: 2023.10.22 Maintained (Acre sectorable terminal caulking defect? → soldering. Balance Vol, Filter Vol, SW Cleaning AC spark killer NG, internal in-board bypass C, coupling C replacement)
Accessories: instruction manual, power cord, catalog (English)
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
XLR female to mono mini jack cable 4.5m unusual combination microphone cable. Can also be used as a normal microphone cable using standard jack conversion (Murakoshi Yoichi)
Maintenance information: 2024.4.11 continuity confirmed
Accessories: none
Victor DTS-2 compatible Replacement needle for DTS-2 and STS-2 Operation not confirmed (Murakoshi Yoichi)
Maintenance information: operation unconfirmed
Accessories: original box
The price has been drastically reduced. 2024/3/2 sales price 99,800 yen Maintained! professional monitor amplifier It has strength unique to commercial use, and the driving power in the low range is truly remarkable. However, it also has a strong sense of temperature typical of a quad, so it is an amplifier that I would like people who are shunned when the sound is too straight for commercial use to try it once. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.3.2 maintained (internal dismantling all check, Tr, C, R check, ±B INPUT bypass C replacement, Tr, R, etc., all OK, INPUT photocoupler check, operation check)
Accessories: copy of instruction manual, power cord, dedicated SP cord (cable length 2.5 m)
Main specifications: 100W+100W (8Ω) W483 × H88 × D310 mm 12.5 kg
The price has been reduced. 2024/5/10 sales price 99,800 yen Maintained. professional monitor amplifier It has strength unique to commercial use, and the driving power in the low range is truly remarkable. However, it also has a strong sense of temperature typical of a quad, so it is an amplifier that I would like people who are shunned when the sound is too straight for commercial use to try it once. There is a feeling of use such as a scuff on the top plate. Serial Q002959 (Mizushima Itsuro)
Maintenance information: 2024.2.15 maintenance (internal Tr, C, R check, output phase correction resistor, DC IN± bypass C, gain setting C, CDS replacement within the INPUT photocoupler. INPUT VOL CLEANING Output cable XLR cannon attached)
Accessories: copy of instruction manual, power cable, speaker cable
Main specifications: 100W+100W (8Ω) W483 × H88 × D310 mm 12.5 kg
It has been fully maintained with attention to detail, from exterior painting to gap cleaning! This is a 612C monitor speaker with a refined masterpiece 612A system. The unit is an early model 604-8G. The thick, unsluggish tone centered around the middle range is perfect for vocals. Since localization is also precisely determined, it is a practical and easy-to-use speaker (Murakoshi Yoichi)
Maintenance information: 2024.5.14 maintenance (exterior painting, new saran net replacement, unit maintenance (magnetic circuit rust removal in both low and high ranges, in-gap cleaning, center adjustment, terminal contact cleaning) network maintenance (frequency characteristic check, ATT cleaning, terminal contact cleaning) unit detachment, terminal replacement, new wiring)
Accessories: saran net
Main specifications: coaxial 2-way speaker unit 38cm coaxial impedance 8Ω 104dB crossover frequency 1.5kHz W648 × H749 × D509 mm 54.5 kg
Power cable, 0.4 m, no terminals, 6nCu+OFC new hybrid 2-core conductor Although it is the company's entry model, it is a power cable with low noise, stable sound, and high C/P (Kanai Hidetsugu)
Maintenance information: 2023.12.9 Continuity confirmed
Accessories: none
Balance cable 1.0m pair stress-free 6N conductors Sound quality that is thicker than AcroLink and has a natural texture that shines with good balance. It is a character that is compatible with a wide range of devices. In addition to cracks in the exterior and plug, dullness and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.12 continuity confirmed
Accessories: none
The 1.3 m power cable uses a polymer polyolefin material for the untreated terminal sheath. The thickness, which can be called overspec, ensures high speed and large current capacity. You can see the exterior, dullness, threads, etc. and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 Continuity confirmed (PSE certified product)
Accessories: none