RCA cable, 1.0 m pair, 6 NCu air insulators, golden ratio multi-gauge, symmetrical quad axial structure, luster and dynamism. The sound quality, which combines high resolution, is still a great cable even if you listen to it now. There is dullness, discoloration, and the shield characters disappear around the plug (Yoichi Murakoshi)
Maintenance information: 2025.4.20 continuity confirmed
Accessories: none
The disposal price has been reduced. Member discounts are not applicable. 2025/3/8 sales price 24,000 yen. Speaker cable length unmeasured (seems to be about 70% of bobbins) High purity copper conductor quad twist structure A speaker cable with a slender yet 4-core structure. This cable has a bright tone and is suitable for pop music, rock, etc. You can see the exterior, dullness over time, and stains (Murakoshi Yoichi)
Accessories: bobbins
The disposal price has been reduced! (Member prices are not applicable) 2025/3/23 sales price 448,000 yen Electrolytic capacitors and film capacitors were replaced in 2024/2, and full maintenance has been completed! A separate amplifier that is still popular even now, 70 years after its release. The thickness, luster, and tension of the sound are all emotionally composed, and perfectly express the sound of the instrument. Anyway, it has thick, firm mid-bass, and the tasteful sound unique to vacuum tubes is impressive. There is a scratch on the top plate of the preamp. Serial 42710 (Takahashi Nobuyuki)
Maintenance information: 2025.3.23 maintained (blue AC cord plug and socket disassembly and rewiring procedure, etc. Operation checked with AC 100 to 117 V (SP impedance: 16 Ω wiring)) 2024.2.17 maintained (25 μF electrolytic capacitor replaced with European 1 x 2 · film capacitor 0.1 μF replaced with European product 3 x 2 · resistance 1/2 W → 1 W replaced 3 x 2 · vacuum tube socket caulking repair. Replace with a product similar to No. 57078 vacuum tube socket. QUAD22 · Internal Toggle Switch Contact Failure Replacement · Spark Killer Deterioration Replacement 2 pcs · Film Capacitors 0.5 μF and others Deterioration Replacement 8 pcs · Electrolytic Capacitors Replaced with European Products · 6 Resistors 1W and 1/2W Deterioration Replacements · CD Input Reduction Measures for Radio1 Only → 1/4 W Resistance Added 4 · RCA Jack Caulking Repair. Other operation checked (measured at 11 to 17 W SP: 16 Ω with rated output AC 100 to 117 V) *The P/U adapter is an AA type. (Please use the black terminal when listening in mono)
Accessories: Power cable instruction manual banana plug AT6302
Main specifications: 11-17W (16Ω) [QUAD22] EF86 × 2 ECC83 × 2 input PHONO, RADIO, TAPE W267 × H89 × D148 mm 3.2 kg [QUAD2] KT66 × 4 EF86 × 2 GZ32 15W+15W W321 × H162 × D119 mm 8.2 kg/unit
The price has been drastically reduced. 2025/1/22 sales price 44,800 yen This is an attractive quad bookshelf type speaker with a beautiful finish and rich musical expressiveness. The calm stringed instruments and highly textured piano expressions are suitable for classical music. On the exterior, in addition to 2 broken dowels on the saran net on one side, dullness and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2025.1.21 Operation confirmed
Accessories: saran net, jumper
Main specifications: 86dB 6Ω 45Hz to 28,000 kHz W190 × H310 × D243 mm Weight 6.3 kg
The visuals are no different from the original Vena, but they have been drastically upgraded, and in particular, the DAC chip has been changed to ESS Sabre32 ES9018K2M, which achieves both ultra-low noise and high dynamic range. Try it out with a classical symphony. Serial QH016448CJA1789 (Takasaki Atsushi)
Maintenance information: 2025.4.18 Operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 45W RMS (8Ω) /65W RMS (4Ω) frequency characteristics 20 Hz to 20 kHz sensitivity 450mV (line-level) 1mV (MM phono) input impedance 10kΩ (line-level) 47kΩ/100pF (MM phono) S/N ratio preamplifier 110dB or more PowerAmplifier108 dB or more DAC chip ESS Sabre32 ES9018K2M sampling rate PCM384kHz/DSD256 (USB-TypeB) PCM192 kHz (Optical/Coaxial) input terminal RCA mmPhono optical coaxial USB TypeB Bluetooth output terminal RCA pre-out optical coaxial W318 × H115 × D320 mm 7.5 kg
The disposal price has been reduced (member prices are not applicable). 2024/8/6 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. There is dullness and small scratches (Sasaki Shota)
Maintenance information: 2024.8.6 maintained (all internal parts checked, LCH power stage TR x 1 half short NG replacement, DC cut C replacement within the board, bottom cover rubber foot defect replacement, operation check)
Accessories: copy of manual, power cable
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
The price has been drastically reduced! 2025/3/30 sales price 128,000 yen Maintained! It has an elegant and glossy tone, and the output sensitivity can be selected from 3 levels. Combinations with 405 are common, but 606 etc. are also a good match. It has the natural texture of the acoustic sauce and the smooth tone that feels good against the skin. The exterior has dullness and small scratches over time. Serial 037054 (Takahashi Nobuyuki)
Maintenance information: 2025.3.29 maintained (power SW contact cleaning, thru hots, resolder, board capacitor replacement pin jack cleaning, caulking, SW, VOL cleaning, jumper treatment because balance VOL cannot be repaired (balance VOL cannot be used))
Accessories: instruction manual power cable
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
The disposal price has been reduced (member prices are not applicable). 2024/12/19 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. The exterior has stains, paint peeling, scuffs, etc. (Wang Zhan)
Maintenance information: 2024.7.26 maintenance (internal dismantling all checks, Tr, C, R checks. INPUT VOL cleaning, operation check)
Accessories: power cable, connection cable
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz W341 x H115 x D195 mm 9 kg
The price has been drastically reduced! 2025/3/22 sales price 118,000 yen Maintained! QUAD is a power amplifier with a wide range and a high sense of SNR added to the traditional high texture of the sound. Equipped with QUAD LINK, system control is also possible. Extremely practical quality can be obtained from its compact size. There are scratches and marks on the exterior. Serial 99SG0104 (Yamato Yuki)
Maintenance information: 2025.1.17 Maintained (internal parts Tr and CR checks OK. Pin jack position cleaning due to large INPUT rotary torque. Operation check OK)
Accessories: power cable
Main specifications: input RCA/QUAD-LINK: 1 system each input impedance: 33k ohms, input sensitivity: 775mV (RCA input), 1 output system (banana plug can be used), maximum output: 90W/8 ohm, 120W/4 ohms S/N ratio 110dB (20Hz-20kHz) frequency characteristics 3Hz-50kHz external dimensions H70 x W321 x D310 mm mass 6.25 kg
The price has been drastically reduced! 2025/3/22 sales price 118,000 yen remote control is out of stock. QUAD's 99 preamp. Genuine Rocky The QUAD-like design keeps the speaker playing with plenty of atmosphere. There is also sharpness and transparency in the mid to high range, and it creates a solid effect. The size is also compact and easy to use. The exterior is dull and has threads. Serial 99PG0198 (Tomonori Asaine)
Maintenance information: 2025.3.22 operation confirmed
Accessories: power cord connection cord
Main specifications: input LINE 3 system PHONE 1 system TAPE1 system with PHONO (MM/MC) W321 x H70 x D310 mm weight 4.42 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/7/18 sales price 128,000 yen 2023/11 maintenance completed. A famous machine 44 with an easy-to-handle RCA terminal added to the rear terminal of the Quad control amplifier. The British QUAD's small preamp is a perfect balance between freshness and intensity of character. When paired with the same speakers made in England, you can enjoy a calm, high-quality sound. A combination with QUAD405 is recommended. The exterior has a feeling of use such as dullness and small scratches. Serial 4708 ※ There is a slight sound leak even when the volume is reduced due to initial type specifications. The RADIO next to the rear input DISC is the AUX input (Takahashi Nobuyuki)
Maintenance information: 2024.7.18 operation confirmed 2023.11.29 maintenance (balance VOL, filter VOL, each rotor legal → oil cleaning, AC switch no spark killer → installation, tantalum C replacement within each board, power supply filter C replacement, input cable DW5P creation.)
Accessories: DIN cable x 3, power cable, copy of instruction manual
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
※Shipping service. 40th Anniversary of the First Issue = Special Issue 159 = Jewel Compact Speaker: Hear That Taste/Quad ESL2805/Luxman C1000F/Claire EVO Series Detailed Report/Enjoy Vintage/Released on 2006.7.15. Since the photograph is a sample, the actual product may be broken or there may be markings etc.
The disposal price has been reduced. Member discounts are not applicable. 2025/1/19 sales price 128,000 yen Maintained! It has an elegant and glossy tone, and the output sensitivity can be selected from 3 levels. Combinations with 405 are common, but 606 etc. are also a good match. It has the natural texture of the acoustic sauce and the smooth tone that feels good against the skin. The exterior has dullness and small scratches over time. Serial 23428 (Murakoshi Yoichi)
Maintenance information: 2025.1.18 maintained (INPUT switching analog SWIC, power supply filter C, in-circuit coupling C, AC switch spark killer replacement, balance VOL, filter VOL cleaning)
Accessories: instruction manual (copy), power cable, input cable x 2, output cable x 1
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
The disposal price has been reduced! (Member prices are not applicable) 2025/1/18 sales price 128,000 yen 2024/8 maintenance completed! Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. As expected, it is compatible with speakers made in England, and it makes you listen to 70s analog sounds with a sense of dynamism. There are peeling scratches in places and a feeling of use. Serial 6105 (Asaine Tomoho)
Maintenance information: 2024.8.6 maintained (2 Rch power Tr installed, fuse installed. C, R check. Replace the rubber feet. Operation check)
Accessories: Power cable, connection cable, copy of the instruction manual
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
Pair tube 12E1 equivalent tube British beam quadrupole top plate measurement value 56/54 (rejected value 40) There is writing on the top of the tube head with original box*Pairs are determined based on GM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 12E1 equivalent tube British beam quadrupole top plate measurement value 62/56 (rejected value 40) There is writing on the top of the tube head with original box*Pairs are determined based on GM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube (checked with a tube checker) beam quadrupole. There is a tea box. Measured value 36,34/30 (rejection value) *The pair was determined based on the GM value measured by the testing machine TV-7. The ※ logo is scratched, so it's a bargain.