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1
- description
- ※The lid of the remote control is missing, so it's cheap. Maintained in 2014. A preamplifier that can be operated by a full remote control. A familiar quad tone that is natural, easy to listen to and won't get tired of. In addition to volume, left and right balance, input switching, etc., it is fully equipped with functions such as TILT (loudness like function) and high pass and low pass filters (2 levels each), which is convenient. The exterior has line scratches on the top plate and other scratches overall (Mizusaki Ryo) Maintenance information: 2025.8.14 operation confirmed 2014.12.13 Maintained (disconnected due to AC fuse deterioration → replaced. Check internal capacitors, relays and transistors → OK. Since the remote control switch cannot be dismantled, it cannot be cleaned. Operation check OK) Accessories: remote control, power cable Main specifications: full remote control control amplifier with PHONO input (mm) W321 x H80 x D255 mm 3.3 kg
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- The price has been reduced. 2025/12/11 sales price 128,000 yen The input terminal, 4 capacitors, 7 resistors have been replaced, etc. Maintenance has been completed. 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 are scratches on the top plate and sides, paint peeling, etc. (Oikawa Tetsuji) Maintenance Information: 2025.12.11 Maintained (INPUT pin jack replaced DIN connector without wiring → rewiring TN check in both channel boards OK gain setting C, DC cut C replacement, some resistors NG → replacement) Accessories: power cable Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
Manufacture:QUAD
Price: JPY 310,000
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- The disposal price has been reduced. Member discounts are not applicable. 2025/12/5 sales price 448,000 yen Electrolytic capacitors and film capacitors were replaced in 2024/2, and full maintenance has been completed. 100V compatible model! 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 57078/59299 (Murakoshi Yoichi) 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 ohm wiring)) 2024.2.17 maintained (electrolytic capacitor replaced with 25 μF European 1 x 2 · film capacitor 0.1 μF replaced with European product 3 x 2 · resistor 1/2W → 1W 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: instruction manual (copy), power cord 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
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- The disposal price has been reduced! (Member discounts are not applicable) 2025/11/27 sales price 118,000 yen Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. There are dullness, small scratches, etc. appropriate for the model year (Oikawa Tetsuji) Maintenance information: 2025.9.22 maintained (CA 4PIN conversion cable (1M) installation, input terminal solder repair, main amplifier part solder repair, internal inspection and cleaning, running test) Accessories: power cable, connection cable, copy of instruction manual Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
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- The price has been drastically reduced. 2025/11/27 Sales price 118,000 yen Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. The exterior has a feeling of use over time, such as dullness and small scratches. Serial 51928 (Takasaki Atsushi) Maintenance information: 2025.11.26 Maintained (block condenser liquid leak → replaced with a replacement product because the original is not available, Lch board liquid leak scattering pattern leak → cleaning, resistance burn replacement. (Other C, R, TR check status OK, operation check) 2024.3.22 Maintained (internal all checks, Tr, C, R co-operation check*INPUT modification available, AC code created for cable creation) Accessories: power cord, instruction manual (copy) Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
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- The disposal price has been reduced. Member prices are not applicable. 2025/10/3 fireworks price 99,800 yen has been maintained! A preamplifier that can be operated by a full remote control. A familiar quad tone that is natural, easy to listen to and won't get tired of. In addition to volume, left and right balance, input switching, etc., it is fully equipped with functions such as TILT (loudness like function), high pass, low pass filter (2 levels each), etc., making it convenient. There is a small scratch on the top plate (Sasaki Shota) Maintenance information: 2025.10.3 maintenance completed (operation check, no remote control battery → replacement operation OK. Internal check, light receiver bypass C replacement. PHONO board bypass C replacement, pin jack check. Operation check, OK) Accessories: remote control, manual, power cable Main specifications: full remote control control amplifier with PHONO input (mm) W321 x H80 x D255 mm 3.3 kg
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- Additional shelf for QAVM A valuable suriglass type that is now difficult to obtain. There are no noticeable scars (Kojima Yosuke) Accessories: none Main specifications: W1085×H25×D500mm
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- Additional shelf for QAVM A valuable suriglass type that is now difficult to obtain. There are no noticeable scars (Kojima Yosuke) Accessories: none Main specifications: W1085×H25×D500mm
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- The disposal price has been reduced! (Member discounts are not applicable) 2025/11/19 sales price 128,000 yen Maintained! RCA and VOL have been added, so it's easy to use. The exterior is painted black. 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 is dull and has small scratches over time. Serial 8508 (Yonejima Satoshi) Maintenance information: 2025.11.19 Maintained (internal all inspection → Lch power stage Tr, gain setting C, INPUT VOL replacement. DIN SP rewiring, first drive IC OP AMP replacement) Accessories: power cord Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
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- The disposal price has been reduced! Member prices are not applicable. 2025/11/18 Sales price 128,000 yen Maintained! Quad power amplifier Although it is a compact body, you can enjoy the sound with a thick core. In particular, it makes me listen to 70s analog sounds with a sense of dynamism. There is dullness, scratches, and paint peeling (Asaine Tomoho) Maintenance information: 2025.11.18 maintained (internal check pattern repair piece ch check) 2025.7.4 maintained (internal double channel dismantling TN check → OK. DC cut C, gain setting C, etc. exchange ~ operation check) Accessories: power cable, connection cable Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
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- The disposal price has been reduced! (Member prices are not applicable) 2025/11/18 sales price 128,000 yen Maintained! The QUAD405 is full of appeal and makes you listen to the whole picture of the music in a tasteful way. Along with feedforward operation, the high quality, which smoothly transitions to A class operation at low levels and B class operation when the level rises, is also worth listening to. There are scratches, scuffs, and dullness on the exterior. Serial 4546 (Jun Tamai) Maintenance information: 2025.10.12 Maintained (INPUT connector VOL lead resoldering process check) 2025.7.2 Maintained (internal all dismantling checks, Tr, C, R checks, operation checks, rubber, etc.) 2016.12.23 Maintained (Vol replacement, Rch power, Tr replacement, capacitor resistor replacement (both channels) operation check) Accessories: Connection cord, power cord, copy of instruction manual Main specifications: 100W+100W (8Ω) dimensions W341 x H115 x D195 mm weight 9 kg
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- The disposal price has been reduced (member prices are not applicable). 2025/11/16 Sales price 118,000 yen Maintenance has been completed, including replacement of 4 capacitors and 1 resistor. This is QUAD's first transistor preamp. The dark tone, with a sweet sense of humidity, is the British sound itself. The combination with the company's 303 power amplifier is also an attractive system. There are small scratches, dullness, etc. appropriate for the model year (Oikawa Tetsuji) Maintenance Information: 2025.11.16 Maintained (AC Switch Spark Killer NG → Replaced. Replace the capacitor in the power supply. Capacitors in each AMP have been replaced. Each VOL and SW cleaning. Operation inspection check) Accessories: power cable, connection cable, copy of instruction manual Main specifications: Phono 1 system, 3 line systems, W260 x H92 x D165 mm, 3 kg
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- The disposal price has been reduced. Member discounts are not applicable. 2025/8/31 sales price 128,000 yen 2023/10 maintenance completed. 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, etc. (Kobayashi Hitoshi) Maintenance information: 2023.10.13 maintenance completed (internal parts dismantling check, power Tr, driver Tr, etc., etc. C, R, etc. can all be checked. Burn correction due to partial heat generation on both channel board patterns. The RCA terminal, input volume installation (expansion), Din terminal, SP terminal, and block capacitor have been replaced. (The input/output waveform was checked, left and right balance checked, load tests, and comprehensive operation tests were performed to confirm normal operation.) Accessories: 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
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- The disposal price has been reduced! (Member prices are not applicable) 2025/5/30 sales price 118,000 yen Maintained! This is QUAD's first transistor preamp. The luscious, shaded tone is British sound itself. If it's royal, I recommend combining it with the company's 303 power amplifier. There is a feeling of use over time (Daiki Goto) Maintenance information: 2025.5.28 Maintained (power supply and PHONO/LINE board C all replaced. TONE/filter VOL replacement Other SW cleaning) Accessories: copy of instruction manual, power cable, connection cable Main specifications: Phono 1 system, 3 line systems, W260 x H92 x D165 mm, 3 kg
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- The disposal price has been reduced. Member discounts are not applicable. 2025/11/8 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 a feeling of use such as dullness. Serial 57794 (Murakoshi Yoichi) Maintenance information: 2025.11.7 Maintained (fuse replaced. Internal transistors, capacitors, resistance values, input/output waveforms, left and right balance checks, load tests, and comprehensive operation tests. Load test (1kHz sine wave, at 8Ω load: 100W+100W), sound output test. Running test 10H) 2018.5.24 maintenance completed (internal dismantling all checks, half-short leak replacement between power stages Tr x 1E-C, replacement of servo drop resistance defects in both other driver boards, operation check) Accessories: power cord, instruction manual (copy) Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
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- The price has been reduced. 2025/9/2 sales price 128,000 yen Maintained! Late QUAD44 with CD input terminal. All inputs and outputs are equipped with RCA terminals. An elegant and lustrous tone. It has the natural texture of the acoustic sauce and the smooth tone that feels good against the skin. The output sensitivity can be selected from 3 levels. As for the exterior, there are scratches and dullness over time, and there is noticeable paint peeling on the right side. Serial Q036565 (Yamato Yuki) Maintenance information: 2025.9.2 maintained (balance VOL cleaning, other SW and VOL checks, C etc. in each internal board replaced ~ operation check.) 2023.11.17 Maintained (filter VOL, SW lever installation failure, reprocessing, etc., internal bypass C, coupling C, etc. have been replaced, operation check OK) Accessories: instruction manual copy power cable Main specifications: LINE input 1 system PHONO input 1 system Phono sensitivity 1m/3m/10mV switching W321 × H103 × D203 mm 4.0 kg
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- The price has been reduced. 2025/10/13 sales price 128,000 yen Maintenance completed, including replacement of 18 capacitors. Late QUAD44 with CD input terminal. All inputs and outputs are equipped with RCA terminals. An elegant and lustrous tone. It has the natural texture of the acoustic sauce and the smooth tone that feels good against the skin. The output sensitivity can be selected from 3 levels. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi) Maintenance information: 2025.3.27 maintenance completed (power SW contact cleaning, through hots re-soldering, replacement pin jack cleaning, replacement pin jack cleaning, caulking, SW, VOL cleaning, balance VOL defects, and jumper processing: balance VOL cannot be used because repair is not possible) Accessories: instruction manual, power cord Main specifications: LINE input 1 system PHONO input 1 system Phono sensitivity 1m/3m/10mV switching W321 × H103 × D203 mm 4.0 kg
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- The price has been reduced. 2025/8/31 sales price 128,000 yen 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 the freshness and richness of character. When paired with the same speakers made in England, you can enjoy a calm, high-quality sound. There are line scratches on the left side of the exterior, dull buttons, etc., and there is a feeling of use throughout (Kobayashi Hitoshi) Maintenance information: 2025.3.5 maintenance completed (power supply SW contact cleaning, correction, RCA terminal screw fixing, cleaning, caulking each SW, Vol cleaning (some chips remain) 2023.11.15 maintenance (VOL cleaning, C replacement in other mainboards, C etc. in each AMP, etc.) AC spark killer replacement in the power supply.) Accessories: power cord, connection cord, instruction manual (copy) Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321 x H103 x D203 mm, 4 kg
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- The price has been reduced. 2025/6/7 sales price 24,000 yen, unopened, set of 4 It is said to be for quadra spike racks. These are high sound quality legs that can be used in place of genuine legs from compatible racks. Ideal sound quality can be brought out when combined with EcoBrass Spike-Base (ASB-0104/ASB-0103) (permanent future) Maintenance information: 2025.6.7 operation confirmed Accessories: none Main specifications: Compatible models QUADRASPIRE racks (compatible with Q4/Q4D series and QAVM glass shelf models) screw hole diameter 12mm
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- The disposal price has been reduced. Member discounts are not applicable. 2025/8/30 sales price 118,000 yen Maintained! This is QUAD's first transistor preamp. The dark tone, with a sweet sense of humidity, is the British sound itself. The combination with the company's 303 power amplifier is also an attractive system. The appearance, dullness, and feeling of use can be seen. Serial 52112 (Murakoshi Yoichi) Maintenance information: 2025.8.28 Maintained (volume contact cleaning) 2025.6.19 Maintained (main VOL dismantling, slider repair cleaning. Balance VOL exchange. Replace C in other power supplies and C in PHONO/LINE. (Power SW spark killer replaced, changed to 100V specification) Accessories: power cord, input/output cable, instruction manual (copy) Main specifications: external dimensions W550 x H110 x D220 mm, weight approx. 7.4 kg (actual measurement) [33] 3 input/line systems, 1 phono system (MM) [FM3] tubular FM dedicated tuner with automatic stereo/mono switching
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- The disposal price has been reduced. Member prices are not applicable. 2025/7/12 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: 2025.7.12 Maintained (drive transistor (BD244 x 4), power transistor (MJ15024G x 1), and original differential op amp (TL071 x 2) parts were replaced. The connection cord and power cord have been attached. Input/output waveform confirmation, left and right sound pressure level checks, load tests, and comprehensive operation tests were performed to confirm normal operation) 2025.6.9 maintained (there is a pattern short in the board, poor output board mounting, capacitor deterioration, block C lead wire soldering, driver transistor deterioration, operation check) 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, replacement of bottom cover rubber foot defects, operation check) Accessories: copy of manual, power cable, connection cable Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
- description
- The disposal price has been reduced. Member discounts are not applicable. 2025/7/5 sales price 128,000 yen Maintenance has been completed, such as replacement of deteriorated capacitors and transistors. 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. Exterior, paint deterioration, dullness, rust, scuffs, etc. can be seen (Kobayashi Hitoshi) Maintenance information: 2025.7.5 maintenance completed (block C, VOL, rubber feet, power stage Tr, C and R replacement in the board. Input cable creation (DIN4P-RCA female) operation check) Accessories: instruction manual, power cable, connection cable Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
- description
- The disposal price has been reduced. Member prices are not applicable. 2025/6/21 sales price 118,000 yen 17 capacitors have been replaced, volume, switch cleaning, etc. have been maintained. This is QUAD's first transistor preamp. The dark tone, with a sweet sense of humidity, is the British sound itself. The combination with the company's 303 power amplifier is still recommended. There are scars, dullness, etc. appropriate for the model year (Oikawa Tetsuji) Maintenance information: 2025.6.21 maintained (balance Rch lead with internal disconnection → correction, soldering Each VOL and SW cleaning. PHONO/LINE in-board coupling C, bypass C, etc. replacement ~ operation check, 3-type cable creation) Accessories: power cable, connection cable, copy of instruction manual Main specifications: Phono 1 system, 3 line systems, W260 x H92 x D165 mm, 3 kg
Price: JPY 909
雑誌・書籍1000円以上で送料無料
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- ※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.
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- 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
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- 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
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- Pair tube (checked with a tube checker) beam quadrupole. There is a brown base and original box. ※The logo is scratched.
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- 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.
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Hi-Fi Do Record Shops Softs, Audio parts and Tubes can ship overseas.Ordinary,we use EMS but for large order,we use SAL or Surface.For Asia,it cost 1,200JPY/1LP,900JPY/1CD.Please check at the shipping cost table for more detail.
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