The clear and refreshing sound has been restored. The third generation model in the CA-1000 series. Even though the specifications of the CA-2000 have been reduced, its sound character is the same. It is also convenient that switching between Class A operation and Class B operation can be performed instantaneously by switching. The exterior has a feeling of use over time, such as dullness and small scratches scattered. Serial 05398 (Hiroki Aso)
Maintenance Information: 2022.7.22 Operation Confirmed 2021.9.30 Maintained (2021.9.27 All SW, VR Disassembly Cleaning, Micro SW, Spark Killer, Diode, The fuse resistor was replaced, the semi-fixed resistor, and the meter LED were replaced. The idle current was adjusted. Normal operation was confirmed by checking the input/output waveforms, checking the left-right balance, load testing, and comprehensive operation tests. Load test 1kHz sine wave, 8Ω load: Class A 20W+20W Class B 100W+100W)
Accessories: copy of instruction manual
Main specifications: Class B operation 100W+100W (8Ω) Class A operation 20W+20W (8Ω) phono MM/MC compatible W461 × H170 × D360 mm 19kg
Refresh by replacing 54 capacitors, 80 transistors, and other deteriorated parts! The clear and refreshing sound has been revived. This is the 3rd generation model in the CA-1000 series. Even though the CA-2000's specs have been reduced, its sound characters are the same. It is also convenient to be able to switch instantly between Class A operation and Class B operation with switching. As for the exterior, there are chips on the back of both side panels, and a feeling of use such as dullness and small scratches can be seen (Kobayashi Hitoshi)
Maintenance information: 2023.3.25 Maintained (chemicon, transistor, heat dissipation sheet, SP terminal, RCA terminal, semi-fixed resistor, relay, resistor, diode, fuse, op amp, meter lamp replacement. VR contact cleaning, SW type ultrasonic cleaning. Substrates are re-soldered and flux removed. (Semi-fixed VR adjustment, in-flight cleaning, waveform check, input/output check, various function check F special check, input/output waveform confirmation, load test)
Accessories: instruction manual (copy)
Main specifications: Class B operation 100W+100W (8Ω) Class A operation 20W+20W (8Ω) phono MM/MC compatible W461 x H170 x D360 mm 19 kg
The price has been drastically reduced! 2023/12/1 sales price 99,800 yen*Spike covers are now in stock. An impressive premain amplifier with Yamaha's traditional retro design. It is an amplifier that inherits the characteristics of the delicate and elegant old Yamaha sound. It comes with a PHONO input and features balanced ease of use in all aspects. As for the exterior, there are scratches on the front panel and side wood. Serial Y03691800 (Yonejima Satoshi)
Maintenance information: 2023.12.1 operation confirmed
Accessories: remote control instruction manual power cable spike cover
Main specifications: full-stage balanced amplification output 90W+90W (8Ω) Phono (MM/MC) dimensions W435 x H137 x D465 mm, weight 22.7 kg
The price has been reduced. 2024/2/16 sales price 55,000 yen Yamaha premain amplifier compatible with DSD 5.6 MHz native playback and PCM384 kHz. It is equipped with cutting-edge equipment such as a USB DAC function, and has a convenient design that can be easily operated with only knobs and buttons, and boasts a clear and wide range that matches the times. The exterior is good with no noticeable scratches. Serial Y227381WY (Jun Tamai)
Maintenance information: 2024.2.16 Operation confirmed
Accessories: remote control instruction manual, power cord, original box
Main specifications: 100W+100W (8Ω) input 9 systems (CD x 1 tuner x 1 line x 3 phono MM x 1 optical digital x 1 coaxial digital x 1 USB Type B x 1) output 5 systems (reck-out x 2, subwoofer x 1, headphone x 1, USB-DC out x 1) W435 x H152 x D387mm 12.1 kg
It's been maintained! The delicate and beautiful sound, which can be said to be the origin of Yamaha tones, has been revived with a refreshing effect. The smooth, textured sound quality of stringed instruments and vocals is so complete that it easily exceeds modern premain amplifiers in the same price range. There are slight bruises on the top plate. Serial 13854 (Mizushima Itsuro)
Maintenance information:2022.4.30 Maintenance completed (electrolytic capacitor, transistor, SP terminal, RCA terminal replacement, substrate cleaning and re-soldering, transistor heat dissipation sheet replacement, electrolytic capacitor Transistor, semi-fixed resistor, cement resistance, fuse resistance, fuse relay exchange, input waveform confirmation, load test (1kHz sine wave, 8Ω load: A class 30W+30W, B class 120W+120W, OK), sound test)
Accessories: copy of instruction manual
Main specifications: 120W+120W/8Ω · B grade 30W+30W/8Ω · A class W461 × H170 × D360mm 20kg
I cut the price! 2021/5/16Price 34,800 yen In addition to playing music stocked on a PC or NAS (network HDD) via a home network (LAN or Wi-Fi), Easily play music on your smartphone or tablet wirelessly using Bluetooth or AirPlay. Appearance is small scratches, dullness etc. There is a feeling of use. Serial Y75929100 (Asaine Tomoho)
Maintenance Information: 2021.5.16 Operation confirmed
Accessories: Remote control instruction manual Power cord
Main Specifications: Input terminal Analog Audio 1 System (AUX IN) Digital Audio Optical 1 USB Port 1 Network Wired: 1 System (100Base-TX/10Base-T), Wireless : 1 system (IEEE802.11B/G/N) output terminal analog voice 2ch 2 terminals (front L/R) 1 system (AUX OUT) *DSD signal is not output subwoofer output 1 system DLNA (Supported Sampling Frequency) 192kHz (WAV/FLAC/AIFF) 96KHz (ALAC) 48kHz (MP3/WMA/MPEG-4 AAC) 5.6MHz/1Bit (DSD) ) Size 214×51 × 251mm Weight 1.9 kg
Maintained! Settings can be made by switching between speakers, such as the company's NS-2000 or 1000M. It is a famous machine with a rich sense of scale and a powerful structure directly linked to the sound, with an attractive, transparent sound typical of Yamaha, and typical of the bubble period. The exterior is dull and has small scratches. Serial 06132 (Yonejima Satoshi)
Maintenance information: 2024.2.28 Maintained (switch cover installed; those that are missing are created and installed. Solder and fix everything else on the left and right main amplifier circuit boards. replacement of faulty resistors. Equalizer board solder correction, amplifier IC replacement. Output relay replacement. Switch type disassembly contact polishing)
Accessories: copy of instruction manual
Main specifications: 130W+130W (8Ω) richness circuit frequency characteristics 5Hz to 100kHz W473 x H169 x D464 mm 26 kg
Price cut! .2019/11/4 sales price 49,800 yen Maintained! It is a premain amplifier with good cost performance. The black panel Yamaha design has a good balance between clear mid and high frequencies and strong and powerful bass. It is a model made in pursuit of circuitry and characteristics in an affordable price range. The appearance is dull, there are small scratches. There is a crack mark on the left meter (Wang Exhibition)
Maintenance information: 2021.1.16 Maintained (INPUT selector switch internal metal caulking is rusted due to contact failure due to disassembly repair adjustment. (I checked the sound output for a long time)
2019.11.2 Maintained (Replace deteriorated transistors in the main amplifier circuit tone control circuit and other circuits. Panel switch and volume disassembly contact correction. Input/output pin jack polish * The meter of this unit has no parts, so I installed a used product of the same model, and it is slightly broken. (The meter of this unit is simple and there are no circuits or adjustments, so it is not very accurate)
2020.10.9Switch and volume assortment disassembly contacts were polished.
Accessories: None
Main specifications: 25W+25W (8Ω) W435 × H137 × D350mm 8.5kg
* Currently sold products. It is a premain amplifier with good cost performance. With a black panel Yamaha design, it is an amplifier with a good balance between clear mid-high frequencies and powerful bass. It is a model made in pursuit of circuits and characteristics at an affordable price range. The appearance has a feeling of use such as Kusumi, small scratches, etc., and there are some gulls in switches such as volume. Serial 102480 (Nobuyuki Takahashi)
Maintenance information: 2022.6.5 operation confirmed
Accessories: instruction manual
Main specifications: 25W+25W (8Ω) W435 × H137 × D350mm 8.5kg
Maintained! The A-2000 is equipped with Yamaha's own RICHNESS circuit. Settings can be made by switching between speakers, such as the company's NS-2000 and 1000M. The low frequencies with a rich sense of scale and the transparent tone typical of Yamaha are attractive, and the luxurious structure typical of the bubble period is directly linked to the sound. As for the exterior, there are abrasions on the top surface and sidewood (Murakoshi Yoichi)
Maintenance information: 2023.6.14 maintenance (replacement of defective parts in the left and right main amplifier circuits, circuit board soldering all fixes. PHONO SELECTOR SWITCH RECOUT SWITCH DISASSEMBLY CONTACT POLISHING CONTACT CLEANER APPLICATION Switch and volume classification contact correction. I/O pin jack polish.)
Accessories: none
Main specifications: 130W+130W (8Ω) richness circuit frequency characteristics 5Hz to 100kHz W473 x H169 x D464mm 26 kg
The deteriorated parts were thoroughly replaced and refreshed, and the sound was clear and refreshing. The third generation model in the CA-1000 series. Even though the specifications of the CA-2000 have been reduced, its sound character is the same. It is also convenient that switching between Class A operation and Class B operation can be performed instantaneously by switching. Dullness, abrasions, and bruises can be seen on the exterior (Kobayashi Hitoshi)
Maintenance information: 2022.8.29 maintenance completed (block capacitor/electrolytic capacitor/transistor/SP terminal/RCA terminal replacement, board cleaning/re-soldering, SW/VR disassembly cleaning and oxidation, Anti-sulfide grease application, EQ section tantalum capacitor/block capacitor/electrolytic capacitor/transistor/heat dissipation sheet replacement, semi-fixed resistor, cement resistor, fuse resistor, fuse relay replacement, input Waveform confirmation, load test (1kHz sine wave, 8Ω load: Class A 20W+20W, Class B 100W+100W), sound output test OK)
Accessories: copy of instruction manual
Main specifications: Class B operation 100W+100W (8Ω) Class A operation 20W+20W (8Ω) phono MM/MC compatible W461 × H170 × D360 mm 19kg
The price has been reduced. 2022 10/13 Sales price 69,800 yen The sophisticated design typical of Yamaha is impressive, and each sound is very grainy. The rich musical ability of the low frequencies that bounce sharply and the mid-high frequencies with good omission interweave into the natural-tasting sound is impressive. The appearance and degree of dullness are good (Kobayashi Hitoshi)
Maintenance Information: 2022.10.12 Operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: input RCA4 system PHONO (MM/MC) 1 system audio output 2 systems (1 pre out, 1 rackout) output 115W+115W (8Ω) 190W+190W (4Ω) W435× H137 x D465 mm 22kg
Disposal price cut (Member discount will not apply) 2021/2/8 Selling price 35,000 yen ※ Front panel hinge breakage, overall bad condition, so it is cheap. Maintened! Primain amplifiers developed by incorporating Yamaha's proprietary technology in order to achieve stable drive capability at all times. The timbre obediently reaches the ear and produces a clear sound. There is also a driving force and it conveys a firm power. Compatibility with female vocals and pops is recommended. Appearance has rubber marks on the top plate, sidewood peeling, cracks, etc. (Tomoho Asaine)
Maintenance Information: 2021.2.7 Operation Confirmed 2020.3.26 Maintenance (Action: The power switch is a remote control device, so it is not a lock type, just press lightly. Speaker A/B switch and PURE DIRECT are long push switches so they can be pressed. The PHONO MM/MC switch is quite heavy because it pushes the switch located on the rear panel, as it pushes the long shaft. TURNOVERSUBSONIC and MODE switches are micro switches so they have a different feeling again. I painted grease and treated it. Switch and volume burrs are fully treated with contact revival agents every day for a week. Action: Replace defective components in the main amplifier circuit. Output relay contacts failed replacement. Input Selector and RECOUT Selector Disassembly Contact Polishing Input/output pin jack polish (Excuse me but the sidewood peeling has been shrinking vinyl and cannot be repaired.)
Accessories: None
Main Specifications: Power consumption 260W rated 185W +185W (6Ω) W473 × H171 × D448mm 20kg
It's been maintained! We thoroughly maintained everything from capacitors to transistors, SP terminals, and RCA terminals. The delicate and beautiful sound, which can be said to be the origin of Yamaha tones, has been revived with a refreshing effect. The smooth, textured sound quality of stringed instruments and vocals is so complete that it easily exceeds modern premain amplifiers in the same price range. The appearance has a feeling of use, such as scattered dents. Serial 10605 (Hiroki Aso)
Maintenance Information: 2022.6.4 Maintained (electrolytic capacitor, transistor, SP terminal, RCA terminal replacement board cleaning, re-soldering heat dissipation sheet replacement semi-fixed resistor, cement resistor, fuse Resistance, fuse, relay exchange input waveform confirmation load test (1kHz sine wave 8Ω load: A class 30W+30W B class 120W+120W sound output test)
Accessories: copy of instruction manual
Main specifications: B-grade 120W+120W/8Ω A grade 30W+30W/8Ω W461 × H170 × D360mm 20kg